{"id":21379,"date":"2026-01-21T00:11:17","date_gmt":"2026-01-20T16:11:17","guid":{"rendered":"https:\/\/viox.com\/?p=21379"},"modified":"2026-01-21T00:11:19","modified_gmt":"2026-01-20T16:11:19","slug":"mccb-trip-unit-settings-ir-isd-ii-explained","status":"publish","type":"post","link":"https:\/\/test.viox.com\/km\/mccb-trip-unit-settings-ir-isd-ii-explained\/","title":{"rendered":"\u1780\u17b6\u179a\u1799\u179b\u17cb\u178a\u17b9\u1784\u17a2\u17c6\u1796\u17b8\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1791\u17d2\u179a\u17b8\u1794\u179a\u1794\u179f\u17cb MCCB: \u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u179b\u17cb\u17a2\u17c6\u1796\u17b8 Ir, Im, Isd \u1793\u17b7\u1784 Ii"},"content":{"rendered":"<div class=\"product-intro\">\n<h2>\u17a0\u17c1\u178f\u17bb\u17a2\u17d2\u179c\u17b8\u1794\u17b6\u1793\u1787\u17b6\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1791\u17d2\u179a\u17b8\u1794 MCCB \u1798\u17b6\u1793\u179f\u17b6\u179a\u17c8\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d6 \u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793\u1782\u17d2\u179a\u17b9\u17c7\u1793\u17c3\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8<\/h2>\n<p>\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u1785\u17c2\u1780\u1785\u17b6\u1799\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u1791\u17c6\u1793\u17be\u1794\u1791\u17b6\u1798\u1791\u17b6\u179a\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1785\u17d2\u1794\u17b6\u179f\u17cb\u179b\u17b6\u179f\u17cb \u1793\u17b7\u1784\u17a2\u17b6\u1785\u1791\u17bb\u1780\u1785\u17b7\u178f\u17d2\u178f\u1794\u17b6\u1793\u1794\u17d2\u179a\u1786\u17b6\u17c6\u1784\u1793\u17b9\u1784\u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb \u1793\u17b7\u1784\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1781\u17d2\u179b\u17b8\u17d4 \u1793\u17c5\u1785\u17c6\u1780\u178e\u17d2\u178f\u17b6\u179b\u1793\u17c3\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1793\u17c1\u17c7\u1782\u17ba\u179f\u17d2\u1790\u17b7\u178f\u1793\u17c5 <a href=\"https:\/\/test.viox.com\/km\/what-is-a-molded-case-circuit-breaker-mccb\/\">molded case circuit breaker (MCCB)<\/a> \u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1791\u17d2\u179a\u17b8\u1794\u2014\u201c\u1781\u17bd\u179a\u1780\u17d2\u1794\u17b6\u179b\u201d \u178a\u17c2\u179b\u1780\u17c6\u178e\u178f\u17cb\u1790\u17b6\u178f\u17be \u1793\u17b7\u1784\u179b\u17bf\u1793\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17b6\u178a\u17c2\u179b\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1786\u17d2\u179b\u17be\u1799\u178f\u1794\u1791\u17c5\u1793\u17b9\u1784\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u1781\u17bb\u179f\u1794\u17d2\u179a\u1780\u17d2\u179a\u178f\u17b8\u17d4 \u1798\u17b7\u1793\u178a\u17bc\u1785\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1781\u17d2\u1793\u17b6\u178f\u178f\u17bc\u1785\u178a\u17c2\u179b\u1798\u17b6\u1793\u1791\u17d2\u179a\u17b8\u1794\u1790\u17c1\u179a\u1793\u17c4\u17c7\u1791\u17c1, <a href=\"https:\/\/test.viox.com\/km\/mccb\/\">MCCBs<\/a> \u1794\u17c6\u1796\u17b6\u1780\u17cb\u178a\u17c4\u1799\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1791\u17d2\u179a\u17b8\u1794\u178a\u17c2\u179b\u17a2\u17b6\u1785\u179b\u17c3\u178f\u1798\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1795\u17d2\u178f\u179b\u17cb\u17b1\u17d2\u1799\u179c\u17b7\u179f\u17d2\u179c\u1780\u179a\u1793\u17bc\u179c\u1797\u17b6\u1796\u1794\u178f\u17cb\u1794\u17c2\u1793\u178a\u17be\u1798\u17d2\u1794\u17b8\u1780\u17c2\u179f\u1798\u17d2\u179a\u17bd\u179b\u179b\u1780\u17d2\u1781\u178e\u17c8\u1780\u17b6\u179a\u1796\u17b6\u179a\u1791\u17c5\u178f\u17b6\u1798\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb \u1794\u1784\u17d2\u1780\u17be\u1793\u1794\u17d2\u179a\u179f\u17b7\u1791\u17d2\u1792\u1797\u17b6\u1796\u1793\u17c3\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u179a\u179c\u17b6\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1780\u17b6\u179a\u1796\u17b6\u179a \u1793\u17b7\u1784\u1780\u17b6\u179a\u1796\u17b6\u179a\u1780\u17b6\u179a\u179a\u17c6\u1781\u17b6\u1793\u178a\u17c2\u179b\u1798\u17b7\u1793\u1785\u17b6\u17c6\u1794\u17b6\u1785\u17cb\u1796\u17b8\u1780\u17b6\u179a\u1791\u17d2\u179a\u17b8\u1794\u179a\u17c6\u1781\u17b6\u1793\u17d4.<\/p>\n<p>\u1780\u17b6\u179a\u1799\u179b\u17cb\u178a\u17b9\u1784\u17a2\u17c6\u1796\u17b8\u1794\u17c9\u17b6\u179a\u17c9\u17b6\u1798\u17c9\u17c2\u178f\u17d2\u179a\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1791\u17d2\u179a\u17b8\u1794\u1787\u17b6\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793\u1791\u17b6\u17c6\u1784\u1794\u17bd\u1793\u2014<strong>Ir<\/strong> (\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179a\u1799\u17c8\u1796\u17c1\u179b\u179c\u17c2\u1784), <strong>Im<\/strong> (\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8), <strong>Isd<\/strong> (\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u179f\u1789\u17d2\u1789\u17b6\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8) \u1793\u17b7\u1784 <strong>Ii<\/strong> (\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1797\u17d2\u179b\u17b6\u1798\u17d7)\u2014\u1782\u17ba\u1785\u17b6\u17c6\u1794\u17b6\u1785\u17cb\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u17a2\u17d2\u1793\u1780\u178a\u17c2\u179b\u1796\u17b6\u1780\u17cb\u1796\u17d0\u1793\u17d2\u1792\u1793\u17b9\u1784\u1780\u17b6\u179a\u179a\u1785\u1793\u17b6\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8 \u1780\u17b6\u179a\u179f\u17b6\u1784\u179f\u1784\u17cb\u1794\u1793\u17d2\u1791\u17c7 \u17ac\u1780\u17b6\u179a\u1790\u17c2\u1791\u17b6\u17c6\u1794\u179a\u17b7\u1780\u17d2\u1781\u17b6\u179a\u17d4 \u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1798\u17b7\u1793\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u17a2\u17b6\u1785\u1794\u178e\u17d2\u178f\u17b6\u179b\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1798\u17b7\u1793\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u17b6\u1793\u17cb \u1780\u17b6\u179a\u1794\u179a\u17b6\u1787\u17d0\u1799\u1793\u17c3\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b \u17ac\u1780\u17b6\u179a\u1791\u17d2\u179a\u17b8\u1794\u1798\u17b7\u1793\u1796\u17b7\u178f\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb\u178a\u17c2\u179b\u179a\u17c6\u1781\u17b6\u1793\u178a\u179b\u17cb\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u17d4 \u1798\u1782\u17d2\u1782\u17bb\u1791\u17d2\u1791\u17c1\u179f\u1780\u17cd\u178a\u17cf\u1791\u17bc\u179b\u17c6\u1791\u17bc\u179b\u17b6\u1799\u1793\u17c1\u17c7\u1796\u1793\u17d2\u1799\u179b\u17cb\u1796\u17b8\u1794\u17c9\u17b6\u179a\u17c9\u17b6\u1798\u17c9\u17c2\u178f\u17d2\u179a\u1793\u17b8\u1798\u17bd\u1799\u17d7 \u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u179c\u17b7\u1792\u17b8\u179f\u17b6\u179f\u17d2\u179a\u17d2\u178f\u1782\u178e\u1793\u17b6\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u17c2\u1784 \u1793\u17b7\u1784\u1794\u1784\u17d2\u17a0\u17b6\u1789\u1796\u17b8\u179a\u1794\u17c0\u1794\u1780\u17c6\u178e\u178f\u17cb\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792 VIOX <a href=\"https:\/\/test.viox.com\/km\/mccb\/\">\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1791\u17d2\u179a\u17b8\u1794 MCCB<\/a> \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a \u1793\u17b7\u1784\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u179b\u17d2\u17a2\u1794\u17c6\u1795\u17bb\u178f\u17d4.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/VIOX-MCCB-Electronic-trip-unit-close-up.webp\" alt=\"VIOX electronic trip unit with adjustable Ir, Im, Isd, and Ii protection settings for MCCB\" \/><figcaption style=\"font-style: italic; margin-top: 10px; color: #555;\">\u179a\u17bc\u1794\u1797\u17b6\u1796\u1791\u17b8 1\u17d6 \u179a\u17bc\u1794\u1797\u17b6\u1796\u1787\u17b7\u178f\u1793\u17c3\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1791\u17d2\u179a\u17b8\u1794\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1785 VIOX \u178a\u17c2\u179b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u1796\u17b8\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ir, Im, Isd \u1793\u17b7\u1784 Ii \u178a\u17c2\u179b\u17a2\u17b6\u1785\u179b\u17c3\u178f\u1798\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u17d4.<\/figcaption><\/figure>\n<h2>\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1791\u17d2\u179a\u17b8\u1794\u1780\u1798\u17d2\u178a\u17c5-\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785 \u1791\u179b\u17cb\u1793\u17b9\u1784 \u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1785\u17d6 \u1780\u17b6\u179a\u1799\u179b\u17cb\u178a\u17b9\u1784\u17a2\u17c6\u1796\u17b8\u1794\u1785\u17d2\u1785\u17c1\u1780\u179c\u17b7\u1791\u17d2\u1799\u17b6<\/h2>\n<p>\u1798\u17bb\u1793\u1796\u17c1\u179b\u1785\u17bc\u179b\u1791\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1794\u17c9\u17b6\u179a\u17c9\u17b6\u1798\u17c9\u17c2\u178f\u17d2\u179a\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb \u179c\u17b6\u1787\u17b6\u179a\u17bf\u1784\u179f\u17c6\u1781\u17b6\u1793\u17cb\u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u1799\u179b\u17cb\u178a\u17b9\u1784\u17a2\u17c6\u1796\u17b8\u1798\u17c1\u1796\u17b8\u179a <a href=\"https:\/\/test.viox.com\/km\/types-of-circuit-breakers\/\">\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8<\/a> \u1794\u1785\u17d2\u1785\u17c1\u1780\u179c\u17b7\u1791\u17d2\u1799\u17b6\u1791\u17d2\u179a\u17b8\u1794 \u1793\u17b7\u1784\u179a\u1794\u17c0\u1794\u178a\u17c2\u179b\u1796\u17bd\u1780\u179c\u17b6\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1798\u17bb\u1781\u1784\u17b6\u179a \u1793\u17b7\u1784\u179b\u1791\u17d2\u1792\u1797\u17b6\u1796\u1793\u17c3\u1780\u17b6\u179a\u179b\u17c3\u178f\u1798\u17d2\u179a\u17bc\u179c\u17d4.<\/p>\n<h3>\u178f\u17b6\u179a\u17b6\u1784\u1791\u17b8 1\u17d6 \u1780\u17b6\u179a\u1794\u17d2\u179a\u17c0\u1794\u1792\u17c0\u1794\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1791\u17d2\u179a\u17b8\u1794\u1780\u1798\u17d2\u178a\u17c5-\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785 \u1791\u179b\u17cb\u1793\u17b9\u1784 \u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1785<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u179b\u1780\u17d2\u1781\u178e\u17c8<\/th>\n<th>\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1791\u17d2\u179a\u17b8\u1794\u1780\u1798\u17d2\u178a\u17c5-\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785<\/th>\n<th>\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1791\u17d2\u179a\u17b8\u1794\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1785<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u1782\u17c4\u179b\u1780\u17b6\u179a\u178e\u17cd\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a<\/strong><\/td>\n<td>\u1794\u1793\u17d2\u1791\u17c7\u1794\u17ca\u17b8\u1798\u17c1\u178f\u17b6\u179b\u17cb (\u1780\u1798\u17d2\u178a\u17c5) + \u17a7\u1794\u1780\u179a\u178e\u17cf\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785 (\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785)<\/td>\n<td>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u1785\u179a\u1793\u17d2\u178f (CTs) + \u1798\u17b8\u1780\u17d2\u179a\u17bc\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1780\u17b6\u179a\u1780\u17c2\u178f\u1798\u17d2\u179a\u17bc\u179c Ir<\/strong><\/td>\n<td>\u1780\u17c6\u178e\u178f\u17cb \u17ac\u1790\u17c1\u179a (\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 0.7-1.0 \u00d7 In)<\/td>\n<td>\u1787\u17bd\u179a\u1792\u17c6\u1791\u17bc\u179b\u17b6\u1799 (\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 0.4-1.0 \u00d7 In)<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1780\u17b6\u179a\u1780\u17c2\u178f\u1798\u17d2\u179a\u17bc\u179c Isd<\/strong><\/td>\n<td>\u1798\u17b7\u1793\u1798\u17b6\u1793 (\u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u1782\u17d2\u1793\u17b6\u1787\u17b6\u1798\u17bd\u1799 Ii)<\/td>\n<td>\u17a2\u17b6\u1785\u179b\u17c3\u178f\u1798\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1796\u17c1\u1789\u179b\u17c1\u1789 (1.5-10 \u00d7 Ir)<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1780\u17b6\u179a\u1780\u17c2\u178f\u1798\u17d2\u179a\u17bc\u179c Ii<\/strong><\/td>\n<td>\u1787\u17bd\u179a\u1790\u17c1\u179a \u17ac\u1780\u17c6\u178e\u178f\u17cb (\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 5-10 \u00d7 In)<\/td>\n<td>\u1787\u17bd\u179a\u1792\u17c6\u1791\u17bc\u179b\u17b6\u1799 (2-15 \u00d7 Ir \u17ac\u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784\u1793\u17c1\u17c7)<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1780\u17b6\u179a\u1780\u17c2\u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b<\/strong><\/td>\n<td>\u1781\u17d2\u179f\u17c2\u1780\u17c4\u1784\u1794\u1789\u17d2\u1785\u17d2\u179a\u17b6\u179f\u1790\u17c1\u179a<\/td>\n<td>tsd \u17a2\u17b6\u1785\u179b\u17c3\u178f\u1798\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793 (0.05-0.5s \u1792\u1798\u17d2\u1798\u178f\u17b6)<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a I\u00b2t<\/strong><\/td>\n<td>\u1798\u17b7\u1793\u17a2\u17b6\u1785\u1794\u17d2\u179a\u17be\u1794\u17b6\u1793<\/td>\n<td>\u1798\u17b6\u1793\u1793\u17c5\u179b\u17be\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1780\u1798\u17d2\u179a\u17b7\u178f\u1781\u17d2\u1796\u179f\u17cb<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1797\u17b6\u1796\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c<\/strong><\/td>\n<td>\u00b120% \u1792\u1798\u17d2\u1798\u178f\u17b6<\/td>\n<td>\u00b15-10% \u1792\u1798\u17d2\u1798\u178f\u17b6<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1797\u17b6\u1796\u179a\u179f\u17be\u1794\u1793\u17c3\u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796<\/strong><\/td>\n<td>\u179a\u1784\u1795\u179b\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u178a\u17c4\u1799\u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796\u1796\u17d0\u1791\u17d2\u1792\u1787\u17bb\u17c6\u179c\u17b7\u1789<\/td>\n<td>\u179f\u1784\u179f\u17c6\u178e\u1784\u178f\u17b6\u1798\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1780<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1780\u17c6\u17a0\u17bb\u179f\u178a\u17b8<\/strong><\/td>\n<td>\u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1798\u17c9\u17bc\u178c\u17bb\u179b\u178a\u17b6\u1785\u17cb\u178a\u17c4\u1799\u17a1\u17c2\u1780<\/td>\n<td>\u1787\u17b6\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb\u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u1782\u17d2\u1793\u17b6 (\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ig)<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1780\u17b6\u179a\u1794\u1784\u17d2\u17a0\u17b6\u1789\/\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u179a\u17c4\u1782\u179c\u17b7\u1793\u17b7\u1785\u17d2\u1786\u17d0\u1799<\/strong><\/td>\n<td>\u1782\u17d2\u1798\u17b6\u1793<\/td>\n<td>\u17a2\u17c1\u1780\u17d2\u179a\u1784\u17cb LCD \u1780\u17b6\u179a\u1780\u178f\u17cb\u178f\u17d2\u179a\u17b6\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8 \u1780\u17b6\u179a\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1780\u17b6\u179a\u1785\u17c6\u178e\u17b6\u1799<\/strong><\/td>\n<td>\u1791\u17b6\u1794\u1787\u17b6\u1784<\/td>\n<td>\u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1792\u1798\u17d2\u1798\u178f\u17b6\u17d4<\/strong><\/td>\n<td>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793\u179f\u17b6\u1798\u1789\u17d2\u1789 \u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780\u1790\u17c1\u179a<\/td>\n<td>\u1798\u17c9\u17bc\u1791\u17d0\u179a \u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u1797\u17d2\u179b\u17be\u1784 \u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u179f\u17d2\u1798\u17bb\u1782\u179f\u17d2\u1798\u17b6\u1789<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u1782\u1793\u17d2\u179b\u17b9\u17c7\u179f\u17c6\u1781\u17b6\u1793\u17cb<\/strong>\u17d6 \u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1791\u17d2\u179a\u17b8\u1794\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1785\u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1797\u17b6\u1796\u1794\u178f\u17cb\u1794\u17c2\u1793 \u1793\u17b7\u1784\u1797\u17b6\u1796\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1785\u17d2\u179a\u17be\u1793 \u178a\u17c2\u179b\u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799\u1796\u17bd\u1780\u179c\u17b6\u1785\u17b6\u17c6\u1794\u17b6\u1785\u17cb\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1799\u17c9\u17b6\u1784\u178f\u17b9\u1784\u179a\u17c9\u17b9\u1784 \u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1798\u17c9\u17bc\u1791\u17d0\u179a \u17ac\u1780\u17b6\u179a\u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u1787\u17b6\u1798\u17bd\u1799\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u17a2\u1782\u17b6\u179a\u17d4 VIOX \u1795\u17d2\u178f\u179b\u17cb\u1787\u17bc\u1793\u1793\u17bc\u179c\u1794\u1785\u17d2\u1785\u17c1\u1780\u179c\u17b7\u1791\u17d2\u1799\u17b6\u1791\u17b6\u17c6\u1784\u1796\u17b8\u179a \u178a\u17c4\u1799\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1785\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u178e\u17c2\u1793\u17b6\u17c6\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u178a\u17c6\u17a1\u17be\u1784\u178a\u17c2\u179b\u1791\u17b6\u1798\u1791\u17b6\u179a\u179b\u1780\u17d2\u1781\u178e\u17c8\u1796\u17b7\u179f\u17c1\u179f\u1793\u17c3\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1780\u1798\u17d2\u179a\u17b7\u178f\u1781\u17d2\u1796\u179f\u17cb\u17d4.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/MCCB-cutaway-product-photography.webp\" alt=\"VIOX MCCB cutaway showing electronic trip unit components including current transformers and microprocessor\" \/><figcaption style=\"font-style: italic; margin-top: 10px; color: #555;\">\u179a\u17bc\u1794\u1797\u17b6\u1796\u1791\u17b8 2\u17d6 \u1791\u17b7\u178a\u17d2\u178b\u1797\u17b6\u1796\u1780\u17b6\u178f\u17cb\u1781\u17b6\u1784\u1780\u17d2\u1793\u17bb\u1784\u1793\u17c3 VIOX MCCB \u178a\u17c2\u179b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u1796\u17b8\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u1785\u179a\u1793\u17d2\u178f \u1793\u17b7\u1784\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1791\u17d2\u179a\u17b8\u1794\u178a\u17c2\u179b\u1798\u17b6\u1793\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793\u179b\u17be\u1798\u17b8\u1780\u17d2\u179a\u17bc\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u17d4.<\/figcaption><\/figure>\n<h2>\u1794\u17c9\u17b6\u179a\u17c9\u17b6\u1798\u17c9\u17c2\u178f\u17d2\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179f\u17d2\u1793\u17bc\u179b\u1791\u17b6\u17c6\u1784\u1794\u17bd\u1793\u17d6 Ir, Im, Isd \u1793\u17b7\u1784 Ii \u1796\u1793\u17d2\u1799\u179b\u17cb<\/h2>\n<h3>\u178f\u17b6\u179a\u17b6\u1784\u1791\u17b8 2\u17d6 \u17af\u1780\u179f\u17b6\u179a\u1799\u17c4\u1784\u179a\u17a0\u17d0\u179f\u1794\u17c9\u17b6\u179a\u17c9\u17b6\u1798\u17c9\u17c2\u178f\u17d2\u179a\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1791\u17d2\u179a\u17b8\u1794<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u1794\u17c9\u17b6\u179a\u17c9\u17b6\u1798\u17c9\u17c2\u178f\u17d2\u179a<\/th>\n<th>\u1788\u17d2\u1798\u17c4\u17c7\u1796\u17c1\u1789<\/th>\n<th>\u1798\u17bb\u1781\u1784\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a<\/th>\n<th>\u1787\u17bd\u179a\u1792\u1798\u17d2\u1798\u178f\u17b6<\/th>\n<th>\u179b\u1780\u17d2\u1781\u178e\u17c8\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6<\/th>\n<th>\u1782\u17c4\u179b\u1794\u17c6\u178e\u1784\u1785\u1798\u17d2\u1794\u1784<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Ir<\/strong><\/td>\n<td>\u1785\u179a\u1793\u17d2\u178f\u1785\u17b6\u1794\u17cb\u179f\u1789\u17d2\u1789\u17b6\u179a\u1799\u17c8\u1796\u17c1\u179b\u179c\u17c2\u1784<\/td>\n<td>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1780\u1798\u17d2\u178a\u17c5\/\u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb<\/td>\n<td>0.4-1.0 \u00d7 In<\/td>\n<td>\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1794\u1789\u17d2\u1785\u17d2\u179a\u17b6\u179f (tr)<\/td>\n<td>\u1780\u17b6\u179a\u1796\u17b6\u179a\u1785\u17c6\u17a0\u17b6\u1799\u1796\u17b8\u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb\u1799\u17bc\u179a<\/td>\n<\/tr>\n<tr>\n<td><strong>Im<\/strong><\/td>\n<td>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8<\/td>\n<td>\u1798\u17b7\u1793\u1798\u17b6\u1793 (\u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u1782\u17d2\u1793\u17b6\u1787\u17b6\u1798\u17bd\u1799 Isd)<\/td>\n<td>\u1782\u17d2\u1798\u17b6\u1793<\/td>\n<td>\u1782\u17d2\u1798\u17b6\u1793<\/td>\n<td>\u1796\u17b6\u1780\u17d2\u1799\u1785\u17b6\u179f\u17cb \u179f\u17bc\u1798\u1798\u17be\u179b Isd<\/td>\n<\/tr>\n<tr>\n<td><strong>Isd<\/strong><\/td>\n<td>\u1785\u179a\u1793\u17d2\u178f\u1785\u17b6\u1794\u17cb\u179f\u1789\u17d2\u1789\u17b6\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8<\/td>\n<td>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1781\u17d2\u179b\u17b8\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b<\/td>\n<td>1.5-10 \u00d7 Ir<\/td>\n<td>\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1780\u17c6\u178e\u178f\u17cb (tsd)<\/td>\n<td>\u17a2\u1793\u17bb\u1789\u17d2\u1789\u17b6\u178f\u17b1\u17d2\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 \u1787\u1798\u17d2\u179a\u17c7\u1780\u17c6\u17a0\u17bb\u179f\u1787\u17b6\u1798\u17bb\u1793\u179f\u17b7\u1793<\/td>\n<\/tr>\n<tr>\n<td><strong>Ii<\/strong><\/td>\n<td>\u1785\u179a\u1793\u17d2\u178f\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178a\u17be\u1798\u1797\u17d2\u179b\u17b6\u1798\u17d7<\/td>\n<td>\u1780\u17b6\u179a\u1796\u17b6\u179a\u1780\u17b6\u179a\u1786\u17d2\u179b\u1784\u1785\u179a\u1793\u17d2\u178f\u1781\u17d2\u179b\u17b8\u1797\u17d2\u179b\u17b6\u1798\u17d7<\/td>\n<td>2-15 \u00d7 Ir (\u17ac\u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784\u1793\u17c1\u17c7)<\/td>\n<td>\u1782\u17d2\u1798\u17b6\u1793\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b (&lt;0.05s)<\/td>\n<td>\u1780\u17b6\u179a\u1796\u17b6\u179a\u1794\u17d2\u179a\u1786\u17b6\u17c6\u1784\u1793\u17b9\u1784\u1780\u17c6\u17a0\u17bb\u179f\u1792\u17d2\u1784\u1793\u17cb\u1792\u17d2\u1784\u179a<\/td>\n<\/tr>\n<tr>\n<td><strong>tr<\/strong><\/td>\n<td>\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u1799\u17bc\u179a<\/td>\n<td>\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb<\/td>\n<td>\u1781\u17d2\u179f\u17c2\u1780\u17c4\u1784\u1794\u1789\u17d2\u1785\u17d2\u179a\u17b6\u179f\u1790\u17c1\u179a<\/td>\n<td>\u1794\u1789\u17d2\u1785\u17d2\u179a\u17b6\u179f (I\u00b2t)<\/td>\n<td>\u178f\u17d2\u179a\u17bc\u179c\u1793\u17b9\u1784\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u1780\u1798\u17d2\u178a\u17c5\u179a\u1794\u179f\u17cb conductor<\/td>\n<\/tr>\n<tr>\n<td><strong>tsd<\/strong><\/td>\n<td>\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8<\/td>\n<td>\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u1786\u17d2\u179b\u1784\u1785\u179a\u1793\u17d2\u178f\u1781\u17d2\u179b\u17b8<\/td>\n<td>0.05-0.5s<\/td>\n<td>\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1780\u17c6\u178e\u178f\u17cb<\/td>\n<td>\u17a2\u17b6\u1785\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u1785\u17c6\u178e\u17b6\u17c6\u179b\u17be\u1796\u17b6\u1780\u17d2\u1799<\/strong>\u17d6 \u1796\u17b6\u1780\u17d2\u1799 \u201cIm\u201d \u1787\u17bd\u1793\u1780\u17b6\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u17d2\u179a\u17be\u1787\u17c6\u1793\u17bd\u179f\u1782\u17d2\u1793\u17b6\u1787\u17b6\u1798\u17bd\u1799 \u201cIsd\u201d \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u17a2\u1780\u17d2\u179f\u179a\u179f\u17b7\u179b\u17d2\u1794\u17cd\u1785\u17b6\u179f\u17cb\u17d7 \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a IEC 60947-2 \u1793\u17b7\u1784 UL 489 \u1791\u17c6\u1793\u17be\u1794 \u179f\u17c6\u178a\u17c5\u1787\u17b6\u1785\u1798\u17d2\u1794\u1784\u1791\u17c5\u179b\u17be <strong>Isd<\/strong> \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178a\u17be\u1798\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8 \u1793\u17b7\u1784 <strong>Ii<\/strong> \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178a\u17be\u1798\u1797\u17d2\u179b\u17b6\u1798\u17d7\u17d4 \u1798\u1782\u17d2\u1782\u17bb\u1791\u17d2\u1791\u17c1\u179f\u1780\u17cd\u1793\u17c1\u17c7\u1794\u17d2\u179a\u17be\u179c\u17b6\u1780\u17d2\u1799\u179f\u17d0\u1796\u17d2\u1791\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a\u1794\u1785\u17d2\u1785\u17bb\u1794\u17d2\u1794\u1793\u17d2\u1793\u17d4.<\/p>\n<h2>Ir (\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179a\u1799\u17c8\u1796\u17c1\u179b\u179c\u17c2\u1784)\u17d6 \u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1780\u1798\u17d2\u179a\u17b7\u178f\u1785\u179a\u1793\u17d2\u178f\u1794\u1793\u17d2\u178f<\/h2>\n<p><strong>Ir<\/strong> \u178f\u17c6\u178e\u17b6\u1784\u17b1\u17d2\u1799\u1780\u1798\u17d2\u179a\u17b7\u178f\u1785\u179a\u1793\u17d2\u178f\u1794\u1793\u17d2\u178f\u1793\u17c3\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u2014\u1785\u179a\u1793\u17d2\u178f\u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6\u178a\u17c2\u179b\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1793\u17b9\u1784\u1795\u17d2\u1791\u17bb\u1780\u1787\u17b6\u1794\u1793\u17d2\u178f\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u178a\u17c4\u1799\u1798\u17b7\u1793\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u17d4 \u1793\u17c1\u17c7\u1782\u17ba\u1787\u17b6\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1787\u17b6\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793\u1794\u17c6\u1795\u17bb\u178f \u17a0\u17be\u1799\u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u1795\u17d2\u1782\u17bc\u1795\u17d2\u1782\u1784\u178a\u17c4\u1799\u1794\u17d2\u179a\u17bb\u1784\u1794\u17d2\u179a\u1799\u17d0\u178f\u17d2\u1793\u1791\u17c5\u1793\u17b9\u1784\u1794\u1793\u17d2\u1791\u17bb\u1780 \u1793\u17b7\u1784\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u1785\u179a\u1793\u17d2\u178f\u179a\u1794\u179f\u17cb conductor \u17d4.<\/p>\n<h3>\u179a\u1794\u17c0\u1794\u178a\u17c2\u179b Ir \u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a<\/h3>\n<p>\u1798\u17bb\u1781\u1784\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179a\u1799\u17c8\u1796\u17c1\u179b\u179c\u17c2\u1784\u1794\u17d2\u179a\u17be\u1794\u1793\u17d2\u1791\u17c7 bimetal (\u1780\u1798\u17d2\u178a\u17c5-\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785) \u17ac\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u179f\u1789\u17d2\u1789\u17b6\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1780 (\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1780) \u178a\u17be\u1798\u17d2\u1794\u17b8\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1785\u179a\u1793\u17d2\u178f\u1795\u17d2\u1791\u17bb\u1780\u17d4 \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1785\u179a\u1793\u17d2\u178f\u179b\u17be\u179f\u1796\u17b8\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ir \u179b\u1780\u17d2\u1781\u178e\u17c8\u1794\u1789\u17d2\u1785\u17d2\u179a\u17b6\u179f\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\u17d6 \u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1781\u17d2\u1796\u179f\u17cb \u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u179b\u17bf\u1793\u1787\u17b6\u1784\u1798\u17bb\u1793\u17d4 \u1793\u17c1\u17c7\u1792\u17d2\u179c\u17be\u178f\u17d2\u179a\u17b6\u1794\u17cb\u178f\u17b6\u1798\u17a5\u179a\u17b7\u1799\u17b6\u1794\u1790\u1780\u1798\u17d2\u178a\u17c5\u1793\u17c3 conductors \u1793\u17b7\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u178a\u17c2\u179b\u1794\u17b6\u1793\u1797\u17d2\u1787\u17b6\u1794\u17cb \u178a\u17c4\u1799\u1795\u17d2\u178f\u179b\u17cb\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793 (\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\u1798\u17c9\u17bc\u1791\u17d0\u179a \u1780\u17b6\u179a\u1794\u1789\u17d2\u1785\u17bc\u179b\u1785\u179a\u1793\u17d2\u178f\u179a\u1794\u179f\u17cb transformer) \u1781\u178e\u17c8\u1796\u17c1\u179b\u178a\u17c2\u179b\u1780\u17b6\u179a\u1796\u17b6\u179a\u1794\u17d2\u179a\u1786\u17b6\u17c6\u1784\u1793\u17b9\u1784\u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb\u1799\u17bc\u179a\u178a\u17c2\u179b\u17a2\u17b6\u1785\u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799\u1781\u17bc\u1785\u17a2\u17ca\u17b8\u179f\u17bc\u17a1\u1784\u17cb\u17d4.<\/p>\n<h3>\u1780\u17b6\u179a\u1782\u178e\u1793\u17b6 Ir<\/h3>\n<p><strong>\u179a\u17bc\u1794\u1798\u1793\u17d2\u178f\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793\u17d6<\/strong><\/p>\n<pre style=\"background-color: #f4f4f4; padding: 10px; border-radius: 5px;\">Ir = \u1785\u179a\u1793\u17d2\u178f\u1795\u17d2\u1791\u17bb\u1780 (IL) \u00f7 \u1780\u178f\u17d2\u178f\u17b6\u1795\u17d2\u1791\u17bb\u1780<\/pre>\n<p><strong>\u1780\u17b6\u179a\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a\u17d6<\/strong><\/p>\n<ul>\n<li>\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u1793\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u178f\u17d6 <code>Ir = IL \u00f7 0.8<\/code> (\u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780 80% \u1780\u17d2\u1793\u17bb\u1784\u1798\u17bd\u1799 NEC\/IEC)<\/li>\n<li>\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u1793\u17d2\u1791\u17bb\u1780\u1798\u17b7\u1793\u1794\u1793\u17d2\u178f\u17d6 <code>Ir = IL \u00f7 0.9<\/code> (\u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780 90% \u17a2\u17b6\u1785\u1791\u1791\u17bd\u179b\u1799\u1780\u1794\u17b6\u1793)<\/li>\n<\/ul>\n<p><strong>\u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd\u17d6<\/strong><br \/>\n\u1794\u1793\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u178f 100A \u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799\u1798\u17b6\u1793\u17d6 <code>Ir = 100A \u00f7 0.8 = 125A<\/code><\/p>\n<p>\u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be MCCB \u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u1798\u17b6\u1793 In = 160A \u179f\u17bc\u1798\u1780\u17c6\u178e\u178f\u17cb\u179b\u17c1\u1781 Ir \u1791\u17c5\u17d6 <code>125A \u00f7 160A = 0.78<\/code> (\u1794\u1784\u17d2\u1782\u178f\u17cb\u1791\u17c5\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u178a\u17c2\u179b\u1798\u17b6\u1793\u178a\u17c2\u179b\u1793\u17c5\u1787\u17b7\u178f\u1794\u17c6\u1795\u17bb\u178f \u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 0.8)<\/p>\n<h3>\u1780\u17b6\u179a\u1796\u17b7\u1785\u17b6\u179a\u178e\u17b6\u179b\u17be\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ir<\/h3>\n<ol>\n<li><strong>\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u1785\u179a\u1793\u17d2\u178f\u179a\u1794\u179f\u17cb Conductor<\/strong>\u17d6 Ir \u1798\u17b7\u1793\u178f\u17d2\u179a\u17bc\u179c\u179b\u17be\u179f\u1796\u17b8\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u1785\u179a\u1793\u17d2\u178f\u179a\u1794\u179f\u17cb conductor \u178f\u17bc\u1785\u1794\u17c6\u1795\u17bb\u178f\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1793\u17c4\u17c7\u1791\u17c1\u17d4<\/li>\n<li><strong>\u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796\u1796\u17d0\u1791\u17d2\u1792\u1787\u17bb\u17c6\u179c\u17b7\u1789<\/strong>\u17d6 \u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1780\u1791\u17bc\u1791\u17b6\u178f\u17cb\u179f\u1784\u178a\u17c4\u1799\u179f\u17d2\u179c\u17d0\u1799\u1794\u17d2\u179a\u179c\u178f\u17d2\u178f\u17b7\u17d4 \u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1780\u1798\u17d2\u178a\u17c5-\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785\u17a2\u17b6\u1785\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a <a href=\"https:\/\/test.viox.com\/km\/electrical-derating-temperature-altitude-grouping-factors\/\">\u1780\u17b6\u179a\u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1790\u1799<\/a><\/li>\n<li><strong>\u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780\u1798\u17c9\u17bc\u1791\u17d0\u179a<\/strong>\u17d6 \u1782\u178e\u1793\u17b6\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u178f\u17d2\u178f\u17b6\u179f\u17c1\u179c\u17b6\u1780\u1798\u17d2\u1798 \u1793\u17b7\u1784\u179a\u1799\u17c8\u1796\u17c1\u179b\u1785\u179a\u1793\u17d2\u178f\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798<\/li>\n<li><strong>\u1780\u17b6\u179a\u1796\u1784\u17d2\u179a\u17b8\u1780\u17a2\u1793\u17b6\u1782\u178f<\/strong>\u17d6 \u179c\u17b7\u179f\u17d2\u179c\u1780\u179a\u1781\u17d2\u179b\u17c7\u1780\u17c6\u178e\u178f\u17cb Ir \u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784\u1794\u1793\u17d2\u178f\u17b7\u1785 \u178a\u17be\u1798\u17d2\u1794\u17b8\u179f\u1798\u17d2\u179a\u17bd\u179b\u178a\u179b\u17cb\u1780\u17b6\u179a\u179a\u17b8\u1780\u179b\u17bc\u178f\u179b\u17b6\u179f\u17cb\u1793\u17c3\u1794\u1793\u17d2\u1791\u17bb\u1780 \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u1793\u17c1\u17c7\u1798\u17b7\u1793\u178f\u17d2\u179a\u17bc\u179c\u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799\u1781\u17bc\u1785\u178a\u179b\u17cb\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a conductor \u1793\u17c4\u17c7\u1791\u17c1\u17d4<\/li>\n<\/ol>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Time-current-curve-diagram.webp\" alt=\"Time-current curve diagram showing Ir, Im, Isd, and Ii protection zones for VIOX MCCB electronic trip unit\" \/><figcaption style=\"font-style: italic; margin-top: 10px; color: #555;\">\u179a\u17bc\u1794\u1797\u17b6\u1796\u1791\u17b8 3\u17d6 \u1781\u17d2\u179f\u17c2\u1780\u17c4\u1784\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6-\u1785\u179a\u1793\u17d2\u178f\u1794\u1785\u17d2\u1785\u17c1\u1780\u1791\u17c1\u179f\u178a\u17c2\u179b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u1796\u17b8\u178f\u17c6\u1794\u1793\u17cb\u1780\u17b6\u179a\u1796\u17b6\u179a\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ir, Isd \u1793\u17b7\u1784 Ii \u17d4.<\/figcaption><\/figure>\n<h2>Isd (\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178a\u17be\u1798\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8)\u17d6 \u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1780\u17b6\u179a\u1786\u17d2\u179b\u1784\u1785\u179a\u1793\u17d2\u178f\u1781\u17d2\u179b\u17b8\u178a\u17c2\u179b\u1794\u17b6\u1793\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b<\/h2>\n<p><strong>Isd<\/strong> \u1780\u17c6\u178e\u178f\u17cb\u1780\u1798\u17d2\u179a\u17b7\u178f\u1785\u179a\u1793\u17d2\u178f\u178a\u17c2\u179b\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u17d4 \u1798\u17b7\u1793\u178a\u17bc\u1785\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1797\u17d2\u179b\u17b6\u1798\u17d7\u1791\u17c1 \u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8\u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u178a\u17c4\u1799\u1785\u17c1\u178f\u1793\u17b6 (tsd) \u178a\u17be\u1798\u17d2\u1794\u17b8\u17a2\u1793\u17bb\u1789\u17d2\u1789\u17b6\u178f\u17b1\u17d2\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1780\u17b6\u179a\u1796\u17b6\u179a\u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 \u1787\u1798\u17d2\u179a\u17c7\u1780\u17c6\u17a0\u17bb\u179f\u1787\u17b6\u1798\u17bb\u1793\u179f\u17b7\u1793\u2014\u1781\u17d2\u179b\u17b9\u1798\u179f\u17b6\u179a\u1793\u17c3 <a href=\"https:\/\/test.viox.com\/km\/what-is-breaker-selectivity-coordination-guide\/\">\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f<\/a>.<\/p>\n<h3>\u179a\u1794\u17c0\u1794\u178a\u17c2\u179b Isd \u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a<\/h3>\n<p>\u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1785\u179a\u1793\u17d2\u178f\u1780\u17c6\u17a0\u17bb\u179f\u179b\u17be\u179f\u1796\u17b8\u1780\u1798\u17d2\u179a\u17b7\u178f Isd \u17af\u1780\u178f\u17b6\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1780\u17c6\u178e\u178f\u17cb\u1798\u17c9\u17c4\u1784 (tsd) \u17d4 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u1780\u17c6\u17a0\u17bb\u179f\u1793\u17c5\u178f\u17c2\u1794\u1793\u17d2\u178f\u179b\u17be\u179f\u1796\u17b8\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b tsd \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u17d4 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 \u1787\u1798\u17d2\u179a\u17c7\u1780\u17c6\u17a0\u17bb\u179f\u1798\u17bb\u1793\u1796\u17c1\u179b tsd \u1795\u17bb\u178f\u1780\u17c6\u178e\u178f\u17cb \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1793\u17c5\u1781\u17b6\u1784\u179b\u17be \u1793\u17c5\u178f\u17c2\u1794\u17b7\u1791 \u178a\u17c4\u1799\u1780\u17c6\u178e\u178f\u17cb\u1780\u17b6\u179a\u178a\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u1791\u17c5\u179f\u17b6\u1781\u17b6\u178a\u17c2\u179b\u1798\u17b6\u1793\u1780\u17c6\u17a0\u17bb\u179f\u17d4.<\/p>\n<h3>\u1780\u17b6\u179a\u1782\u178e\u1793\u17b6 Isd<\/h3>\n<p><strong>\u179a\u17bc\u1794\u1798\u1793\u17d2\u178f\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793\u17d6<\/strong><\/p>\n<pre style=\"background-color: #f4f4f4; padding: 10px; border-radius: 5px;\">Isd = (1.5 \u1791\u17c5 10) \u00d7 Ir<\/pre>\n<p><strong>\u179b\u1780\u17d2\u1781\u178e\u17c8\u179c\u17b7\u1793\u17b7\u1785\u17d2\u1786\u17d0\u1799\u1793\u17c3\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u17d6<\/strong><\/p>\n<ul>\n<li><strong>Minimum Setting<\/strong>\u17d6 \u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u179b\u17be\u179f\u1796\u17b8\u1785\u179a\u1793\u17d2\u178f\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793\u178a\u17c2\u179b\u179a\u17c6\u1796\u17b9\u1784\u1791\u17bb\u1780\u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6 (\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\u1798\u17c9\u17bc\u1791\u17d0\u179a \u1780\u17b6\u179a\u1794\u1789\u17d2\u1785\u17bc\u179b\u1785\u179a\u1793\u17d2\u178f\u179a\u1794\u179f\u17cb transformer)<\/li>\n<li><strong>Maximum Setting<\/strong>\u17d6 \u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u1791\u17b6\u1794\u1787\u17b6\u1784\u1785\u179a\u1793\u17d2\u178f\u1780\u17c6\u17a0\u17bb\u179f\u178a\u17c2\u179b\u1798\u17b6\u1793\u1793\u17c5\u1791\u17b8\u178f\u17b6\u17c6\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8<\/li>\n<li><strong>\u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b<\/strong>\u17d6 \u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ii \u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798<\/li>\n<\/ul>\n<p><strong>\u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd\u17d6<\/strong><br \/>\n\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb Ir = 400A\u17d6<\/p>\n<ul>\n<li>Isd \u17a2\u1794\u17d2\u1794\u1794\u179a\u1798\u17b6\u17d6 <code>1.5 \u00d7 400A = 600A<\/code> (\u1787\u17c0\u179f\u179c\u17b6\u1784\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u179a\u17c6\u1781\u17b6\u1793\u1796\u17b8\u1780\u17b6\u179a\u1794\u1789\u17d2\u1785\u17bc\u179b\u1785\u179a\u1793\u17d2\u178f)<\/li>\n<li>Isd \u1792\u1798\u17d2\u1798\u178f\u17b6\u17d6 <code>6 \u00d7 400A = 2,400A<\/code> (\u1787\u17b6\u179a\u17bf\u1784\u1792\u1798\u17d2\u1798\u178f\u17b6\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1781\u17d2\u179f\u17c2\u1795\u17d2\u1782\u178f\u17cb\u1795\u17d2\u1782\u1784\u17cb)<\/li>\n<li>Isd \u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6: \u1780\u17c6\u178e\u178f\u17cb\u178a\u17c4\u1799\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u179f\u17c0\u1782\u17d2\u179c\u17b8 <a href=\"https:\/\/test.viox.com\/km\/circuit-breaker-ratings-icu-ics-icw-icm\/\">\u1780\u1798\u17d2\u179a\u17b7\u178f short-circuit (Icu\/Ics)<\/a><\/li>\n<\/ul>\n<h3>Isd \u1791\u179b\u17cb\u1793\u17b9\u1784 Ii: \u1796\u17c1\u179b\u178e\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17d2\u179a\u17be\u1798\u17bd\u1799\u178e\u17b6<\/h3>\n<ul>\n<li><strong>\u1794\u17d2\u179a\u17be Isd (\u1787\u17b6\u1798\u17bd\u1799\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b tsd)<\/strong>: \u1793\u17c5\u179b\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u1798\u17c1 \u1793\u17b7\u1784\u1781\u17d2\u179f\u17c2\u1795\u17d2\u1782\u178f\u17cb\u1795\u17d2\u1782\u1784\u17cb\u178a\u17c2\u179b\u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u1787\u17b6\u1798\u17bd\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1793\u17c5\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798<\/li>\n<li><strong>\u1794\u17d2\u179a\u17be Ii (\u1782\u17d2\u1798\u17b6\u1793\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b)<\/strong>: \u1793\u17c5\u179b\u17be\u179f\u17c0\u1782\u17d2\u179c\u17b8\u179a\u1784\u1785\u17bb\u1784\u1780\u17d2\u179a\u17c4\u1799\u178a\u17c2\u179b\u1780\u17b6\u179a\u178a\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u1797\u17d2\u179b\u17b6\u1798\u17d7\u17a2\u17b6\u1785\u1791\u1791\u17bd\u179b\u1799\u1780\u1794\u17b6\u1793 \u17a0\u17be\u1799\u1798\u17b7\u1793\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1793\u17c5\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798<\/li>\n<li><strong>\u1794\u17b7\u1791 Isd<\/strong>: \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1798\u17bd\u1799\u1785\u17c6\u1793\u17bd\u1793 Isd \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1780\u17c6\u178e\u178f\u17cb\u1791\u17c5 \u201c\u1794\u17b7\u1791\u201d \u17a0\u17be\u1799\u1798\u17b6\u1793\u178f\u17c2 Ii \u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u17d2\u179a\u17be\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1797\u17b6\u1796\u179f\u17b6\u1798\u1789\u17d2\u1789<\/li>\n<\/ul>\n<h2>Ii (\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1797\u17d2\u179b\u17b6\u1798\u17d7): \u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1780\u17c6\u17a0\u17bb\u179f\u1781\u17d2\u1796\u179f\u17cb\u1797\u17d2\u179b\u17b6\u1798\u17d7<\/h2>\n<p><strong>Ii<\/strong> \u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1780\u17b6\u179a\u178a\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u1797\u17d2\u179b\u17b6\u1798\u17d7 (\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 &lt;50ms \u1787\u17b6\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb &lt;20ms) \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1785\u179a\u1793\u17d2\u178f\u1780\u17c6\u17a0\u17bb\u179f\u1788\u17b6\u1793\u178a\u179b\u17cb\u1780\u1798\u17d2\u179a\u17b7\u178f\u1781\u17d2\u1796\u179f\u17cb\u1781\u17d2\u179b\u17b6\u17c6\u1784\u17d4 \u1793\u17c1\u17c7\u1782\u17ba\u1787\u17b6\u1781\u17d2\u179f\u17c2\u1780\u17b6\u179a\u1796\u17b6\u179a\u1785\u17bb\u1784\u1780\u17d2\u179a\u17c4\u1799\u1794\u17d2\u179a\u1786\u17b6\u17c6\u1784\u1793\u17b9\u1784\u1780\u17c6\u17a0\u17bb\u179f\u1798\u17a0\u1793\u17d2\u178f\u179a\u17b6\u1799\u178a\u17c2\u179b\u17a2\u17b6\u1785\u1794\u178e\u17d2\u178f\u17b6\u179b\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1780\u17b6\u179a\u1786\u17b6\u1794\u1786\u17c1\u17c7 \u17a2\u1782\u17d2\u1782\u17b8\u1797\u17d0\u1799 \u17ac\u1780\u17b6\u179a\u1794\u17c6\u1795\u17d2\u179b\u17b7\u1785\u1794\u17c6\u1795\u17d2\u179b\u17b6\u1789\u17a7\u1794\u1780\u179a\u178e\u17cd\u17d4.<\/p>\n<h3>\u179a\u1794\u17c0\u1794\u178a\u17c2\u179b Ii \u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a<\/h3>\n<p>\u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1785\u179a\u1793\u17d2\u178f\u179b\u17be\u179f\u1796\u17b8\u1780\u1798\u17d2\u179a\u17b7\u178f Ii \u1793\u17c4\u17c7 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793\u179f\u1789\u17d2\u1789\u17b6\u178a\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u1797\u17d2\u179b\u17b6\u1798\u17d7\u1791\u17c5\u1780\u17b6\u1793\u17cb\u1799\u1793\u17d2\u178f\u1780\u17b6\u179a\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u178a\u17c4\u1799\u1782\u17d2\u1798\u17b6\u1793\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u178a\u17c4\u1799\u1785\u17c1\u178f\u1793\u17b6\u17d4 \u1780\u17b6\u179a\u1786\u17d2\u179b\u17be\u1799\u178f\u1794\u179a\u17a0\u17d0\u179f\u1793\u17c1\u17c7\u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1790\u1799\u1790\u17b6\u1798\u1796\u179b\u1786\u17b6\u1794\u1786\u17c1\u17c7 \u1793\u17b7\u1784\u1780\u1798\u17d2\u179a\u17b7\u178f\u1780\u17b6\u179a\u1781\u17bc\u1785\u1781\u17b6\u178f\u1780\u17d2\u1793\u17bb\u1784\u17a2\u17c6\u17a1\u17bb\u1784\u1796\u17c1\u179b\u1798\u17b6\u1793\u1780\u17c6\u17a0\u17bb\u179f\u1792\u17d2\u1784\u1793\u17cb\u1792\u17d2\u1784\u179a\u178a\u17bc\u1785\u1787\u17b6\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1781\u17d2\u179b\u17b8\u178a\u17c2\u179b\u1797\u17d2\u1787\u17b6\u1794\u17cb\u178a\u17c4\u1799\u1794\u17ca\u17bc\u17a1\u17bb\u1784\u17d4.<\/p>\n<h3>\u1780\u17b6\u179a\u1782\u178e\u1793\u17b6 Ii<\/h3>\n<p><strong>\u179a\u17bc\u1794\u1798\u1793\u17d2\u178f\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793\u17d6<\/strong><\/p>\n<pre style=\"background-color: #f4f4f4; padding: 10px; border-radius: 5px;\">Ii \u2265 1.5 \u00d7 Isd<\/pre>\n<p><strong>\u179b\u1780\u17d2\u1781\u178e\u17c8\u179c\u17b7\u1793\u17b7\u1785\u17d2\u1786\u17d0\u1799\u1793\u17c3\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u17d6<\/strong><\/p>\n<ul>\n<li><strong>Minimum Setting<\/strong>: \u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784 1.5 \u178a\u1784\u1793\u17c3 Isd \u178a\u17be\u1798\u17d2\u1794\u17b8\u1787\u17c0\u179f\u179c\u17b6\u1784\u1780\u17b6\u179a\u178f\u17d2\u179a\u17bd\u178f\u179f\u17ca\u17b8\u1782\u17d2\u1793\u17b6<\/li>\n<li><strong>\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1798\u17c9\u17bc\u1791\u17d0\u179a<\/strong>: \u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u179b\u17be\u179f\u1796\u17b8\u1785\u179a\u1793\u17d2\u178f rotor \u178a\u17c2\u179b\u1787\u17b6\u1794\u17cb\u1782\u17b6\u17c6\u1784 (\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 8-12 \u00d7 FLA)<\/li>\n<li><strong>\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b<\/strong>: \u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u1791\u17b6\u1794\u1787\u17b6\u1784 Isd \u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u1793\u17c5\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be \u178a\u17be\u1798\u17d2\u1794\u17b8\u179a\u1780\u17d2\u179f\u17b6\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f<\/li>\n<li><strong>\u1798\u17b6\u1793 Fault Current<\/strong>: \u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u1791\u17b6\u1794\u1787\u17b6\u1784\u1785\u179a\u1793\u17d2\u178f short-circuit \u178a\u17c2\u179b\u179a\u17c6\u1796\u17b9\u1784\u1791\u17bb\u1780\u1793\u17c5\u1785\u17c6\u178e\u17bb\u1785\u178a\u17c6\u17a1\u17be\u1784<\/li>\n<\/ul>\n<p><strong>\u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd\u17d6<\/strong><br \/>\n\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb Isd = 2,400A:<\/p>\n<ul>\n<li>Ii \u17a2\u1794\u17d2\u1794\u1794\u179a\u1798\u17b6: <code>1.5 \u00d7 2,400A = 3,600A<\/code><\/li>\n<li>Ii \u1792\u1798\u17d2\u1798\u178f\u17b6: <code>12 \u00d7 Ir = 12 \u00d7 400A = 4,800A<\/code> (\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1791\u17bc\u1791\u17c5)<\/li>\n<\/ul>\n<h3>\u1780\u17b6\u179a\u1796\u17b7\u1785\u17b6\u179a\u178e\u17b6\u1796\u17b7\u179f\u17c1\u179f\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb Ii<\/h3>\n<ol>\n<li><strong>Transformer Inrush<\/strong>: Ii \u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u179b\u17be\u179f\u1796\u17b8 magnetizing inrush (\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 8-12 \u00d7 \u1785\u179a\u1793\u17d2\u178f\u178a\u17c2\u179b\u1794\u17b6\u1793\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb 0.1s)<\/li>\n<li><strong>\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\u1798\u17c9\u17bc\u1791\u17d0\u179a<\/strong>: \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb <a href=\"https:\/\/test.viox.com\/km\/contactor-vs-motor-starter\/\">\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1780\u17b6\u179a\u1796\u17b6\u179a\u1798\u17c9\u17bc\u1791\u17d0\u179a<\/a>, Ii \u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u179b\u17be\u179f\u1796\u17b8\u1785\u179a\u1793\u17d2\u178f rotor \u178a\u17c2\u179b\u1787\u17b6\u1794\u17cb\u1782\u17b6\u17c6\u1784<\/li>\n<li><strong>\u1780\u17b6\u179a\u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1790\u1799 Arc Flash<\/strong>: \u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ii \u1791\u17b6\u1794\u1787\u17b6\u1784 (\u1780\u1793\u17d2\u179b\u17c2\u1784\u178a\u17c2\u179b\u17a2\u1793\u17bb\u1789\u17d2\u1789\u17b6\u178f) \u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1790\u1799\u1790\u17b6\u1798\u1796\u179b\u1793\u17c3\u17a7\u1794\u17d2\u1794\u178f\u17d2\u178f\u17b7\u17a0\u17c1\u178f\u17bb arc flash<\/li>\n<li><strong>\u1780\u17b6\u179a\u179a\u17c6\u1781\u17b6\u1793\u178a\u179b\u17cb\u1780\u17b6\u179a\u179a\u17c6\u1781\u17b6\u1793<\/strong>: \u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ii \u1791\u17b6\u1794\u1796\u17c1\u1780\u1794\u178e\u17d2\u178f\u17b6\u179b\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1780\u17b6\u179a\u178a\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u1798\u17b7\u1793\u1796\u17b7\u178f\u1780\u17d2\u1793\u17bb\u1784\u17a2\u17c6\u17a1\u17bb\u1784\u1796\u17c1\u179b\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u1794\u17d2\u178f\u17bc\u179a\u1792\u1798\u17d2\u1798\u178f\u17b6<\/li>\n<\/ol>\n<h2>\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b: tr \u1793\u17b7\u1784 tsd \u1794\u17b6\u1793\u1796\u1793\u17d2\u1799\u179b\u17cb<\/h2>\n<h3>tr (\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u1799\u17bc\u179a)<\/h3>\n<p>\u1793\u17c1\u17c7\u17d4 <strong>tr<\/strong> \u1794\u17c9\u17b6\u179a\u17c9\u17b6\u1798\u17c9\u17c2\u178f\u17d2\u179a\u1780\u17c6\u178e\u178f\u17cb\u179b\u1780\u17d2\u1781\u178e\u17c8\u1794\u1789\u17d2\u1785\u17d2\u179a\u17b6\u179f\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1793\u17c3\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179a\u1799\u17c8\u1796\u17c1\u179b\u179c\u17c2\u1784\u17d4 \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793\u179f\u1789\u17d2\u1789\u17b6\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1780\u1797\u17b6\u1782\u1785\u17d2\u179a\u17be\u1793 tr \u1798\u17b7\u1793\u17a2\u17b6\u1785\u1780\u17c2\u178f\u1798\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u178a\u17c4\u1799\u1795\u17d2\u1791\u17b6\u179b\u17cb\u1791\u17c1 \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u1792\u17d2\u179c\u17be\u178f\u17b6\u1798\u1781\u17d2\u179f\u17c2\u1780\u17c4\u1784 I\u00b2t \u178a\u17c2\u179b\u1794\u17b6\u1793\u1780\u17c6\u178e\u178f\u17cb\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a\u17d4 \u1781\u17d2\u179f\u17c2\u1780\u17c4\u1784\u1792\u17b6\u1793\u17b6\u1790\u17b6\u179a\u1799\u17c8\u1796\u17c1\u179b\u178a\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u1790\u1799\u1785\u17bb\u17c7\u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1791\u17c6\u17a0\u17c6\u1795\u17d2\u1791\u17bb\u1780\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb\u1780\u17be\u1793\u17a1\u17be\u1784\u17d6<\/p>\n<ul>\n<li>\u1793\u17c5 1.05 \u00d7 Ir: \u1782\u17d2\u1798\u17b6\u1793\u1780\u17b6\u179a\u178a\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f (\u1780\u17d2\u179a\u17bb\u1798\u17a2\u178f\u17cb\u17b1\u1793)<\/li>\n<li>\u1793\u17c5 1.2 \u00d7 Ir: \u178a\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u1780\u17d2\u1793\u17bb\u1784 &lt;2 \u1798\u17c9\u17c4\u1784 (\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1780) \u17ac &lt;1 \u1798\u17c9\u17c4\u1784 (\u1780\u1798\u17d2\u178a\u17c5-\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785)<\/li>\n<li>\u1793\u17c5 6 \u00d7 Ir: \u178a\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u1780\u17d2\u1793\u17bb\u1784\u179a\u1799\u17c8\u1796\u17c1\u179b\u1794\u17c9\u17bb\u1793\u17d2\u1798\u17b6\u1793\u179c\u17b7\u1793\u17b6\u1791\u17b8 (\u1780\u17b6\u179a\u1795\u17d2\u179b\u17b6\u179f\u17cb\u1794\u17d2\u178f\u17bc\u179a\u1791\u17c5\u178f\u17c6\u1794\u1793\u17cb\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8)<\/li>\n<\/ul>\n<p><strong>\u1785\u17c6\u178e\u17bb\u1785\u179f\u17c6\u1781\u17b6\u1793\u17cb<\/strong>: \u1781\u17d2\u179f\u17c2\u1780\u17c4\u1784 tr \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1780\u17d2\u179a\u17b7\u178f\u178f\u17b6\u1798\u1781\u17d2\u1793\u17b6\u178f\u1796\u17b8\u179a\u17c4\u1784\u1785\u1780\u17d2\u179a\u178a\u17be\u1798\u17d2\u1794\u17b8\u1795\u17d2\u1782\u17bc\u1795\u17d2\u1782\u1784\u178a\u17c2\u1793\u1780\u17c6\u178e\u178f\u17cb\u1780\u1798\u17d2\u178a\u17c5\u179a\u1794\u179f\u17cb conductor \u1799\u17c4\u1784\u178f\u17b6\u1798 IEC 60947-2 \u1793\u17b7\u1784 UL 489\u17d4 \u179c\u17b7\u179f\u17d2\u179c\u1780\u179a\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6\u1798\u17b7\u1793\u1780\u17c2\u178f\u1798\u17d2\u179a\u17bc\u179c tr \u178a\u17c4\u1799\u1795\u17d2\u1791\u17b6\u179b\u17cb\u1791\u17c1 \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u179c\u17b6\u178a\u17c4\u1799\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u1798\u17c9\u17bc\u178a\u17c2\u179b\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793\u179f\u1789\u17d2\u1789\u17b6\u178a\u17c2\u179b\u179f\u1798\u179f\u17d2\u179a\u1794\u17d4.<\/p>\n<h3>tsd (\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8)<\/h3>\n<p>\u1793\u17c1\u17c7\u17d4 <strong>tsd<\/strong> \u1794\u17c9\u17b6\u179a\u17c9\u17b6\u1798\u17c9\u17c2\u178f\u17d2\u179a\u1782\u17ba\u1787\u17b6\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u1780\u17c6\u178e\u178f\u17cb\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8\u17d4 \u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1791\u17bc\u1791\u17c5\u179a\u17bd\u1798\u1798\u17b6\u1793:<\/p>\n<ul>\n<li><strong>0.05s<\/strong>: \u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u17a2\u1794\u17d2\u1794\u1794\u179a\u1798\u17b6\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1787\u17b6\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793<\/li>\n<li><strong>0.1 \u179c\u17b7\u1793\u17b6\u1791\u17b8<\/strong>: \u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1797\u17b6\u1782\u1785\u17d2\u179a\u17be\u1793<\/li>\n<li><strong>0.2s<\/strong>: \u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u178a\u17c2\u179b\u1794\u17b6\u1793\u1796\u1784\u17d2\u179a\u17b9\u1784\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u179f\u17d2\u1798\u17bb\u1782\u179f\u17d2\u1798\u17b6\u1789<\/li>\n<li><strong>0.4s<\/strong>: \u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u179f\u17ca\u17b8\u1787\u1798\u17d2\u179a\u17c5 (\u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3 Icw \u1781\u17d2\u1796\u179f\u17cb)<\/li>\n<\/ul>\n<p><strong>\u179c\u17b7\u1792\u17b6\u1793\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b<\/strong>: tsd \u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be\u1782\u17bd\u179a\u178f\u17c2\u1798\u17b6\u1793\u1799\u17c9\u17b6\u1784\u17a0\u17c4\u1785\u178e\u17b6\u179f\u17cb 0.1-0.2s \u1799\u17bc\u179a\u1787\u17b6\u1784\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u179f\u1798\u17d2\u17a2\u17b6\u178f\u179f\u179a\u17bb\u1794\u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u1793\u17c5\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 \u178a\u17be\u1798\u17d2\u1794\u17b8\u1792\u17b6\u1793\u17b6\u1794\u17b6\u1793\u1793\u17bc\u179c\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u17d4.<\/p>\n<h2>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a I\u00b2t: Thermal Memory \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u178a\u17c2\u179b\u1794\u17b6\u1793\u1796\u1784\u17d2\u179a\u17b9\u1784<\/h2>\n<p>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793\u179f\u1789\u17d2\u1789\u17b6\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1780\u1780\u1798\u17d2\u179a\u17b7\u178f\u1781\u17d2\u1796\u179f\u17cb\u179a\u17bd\u1798\u1798\u17b6\u1793 <strong>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a I\u00b2t<\/strong>, \u178a\u17c2\u179b\u1782\u178e\u1793\u17b6\u1795\u179b\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u1780\u17c6\u178a\u17c5\u1780\u1780\u1780\u17bb\u1789\u1793\u17c3\u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb \u17ac\u1780\u17c6\u17a0\u17bb\u179f\u1798\u17d2\u178f\u1784\u17a0\u17be\u1799\u1798\u17d2\u178f\u1784\u1791\u17c0\u178f\u17d4 \u201cThermal memory\u201d \u1793\u17c1\u17c7\u1780\u17b6\u179a\u1796\u17b6\u179a\u1780\u17b6\u179a\u178a\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u178a\u17c2\u179b\u179a\u17c6\u1781\u17b6\u1793\u1796\u17b8\u1780\u17b6\u179a\u1780\u17be\u1793\u17a1\u17be\u1784\u1785\u179a\u1793\u17d2\u178f\u1781\u17d2\u179b\u17b8\u17d7\u178a\u17c2\u179b\u1798\u17b7\u1793\u1794\u1784\u17d2\u1780\u1782\u17d2\u179a\u17c4\u17c7\u1790\u17d2\u1793\u17b6\u1780\u17cb \u1781\u178e\u17c8\u1796\u17c1\u179b\u178a\u17c2\u179b\u1793\u17c5\u178f\u17c2\u1780\u17b6\u179a\u1796\u17b6\u179a\u1794\u17d2\u179a\u1786\u17b6\u17c6\u1784\u1793\u17b9\u1784\u1797\u17b6\u1796\u178f\u17b6\u1793\u178f\u17b9\u1784\u1780\u1798\u17d2\u178a\u17c5\u178a\u17c2\u179b\u1794\u1793\u17d2\u178f\u17d4.<\/p>\n<p><strong>\u1796\u17c1\u179b\u178e\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17be\u1780 I\u00b2t:<\/strong><\/p>\n<ul>\n<li>\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1798\u17c9\u17bc\u1791\u17d0\u179a\u178a\u17c2\u179b\u1798\u17b6\u1793\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb<\/li>\n<li>\u179f\u17c0\u1782\u17d2\u179c\u17b8 Transformer \u1787\u17b6\u1798\u17bd\u1799 inrush \u178a\u178a\u17c2\u179b\u17d7<\/li>\n<li>\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u178a\u17c2\u179b\u1798\u17b6\u1793\u1794\u1793\u17d2\u1791\u17bb\u1780\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793\u1781\u17d2\u1796\u179f\u17cb<\/li>\n<li>\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1787\u17b6\u1798\u17bd\u1799 fuses \u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be<\/li>\n<\/ul>\n<p><strong>\u1796\u17c1\u179b\u178e\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b7\u1791 I\u00b2t:<\/strong><\/p>\n<ul>\n<li>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u1797\u17d2\u179b\u17be\u1784 (\u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1780\u17b6\u179a\u1786\u17d2\u179b\u17be\u1799\u178f\u1794\u1797\u17d2\u179b\u17b6\u1798\u17d7)<\/li>\n<li>\u1794\u1793\u17d2\u1791\u17bb\u1780\u179f\u17c6\u1781\u17b6\u1793\u17cb\u178a\u17c2\u179b\u1798\u17b7\u1793\u17a2\u17b6\u1785\u1791\u1791\u17bd\u179b\u1799\u1780\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u178e\u17b6\u1798\u17bd\u1799\u1794\u17b6\u1793<\/li>\n<li>\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u1780\u17b6\u17c6\u179f\u17b6\u1798\u1789\u17d2\u1789\u178a\u17c4\u1799\u1782\u17d2\u1798\u17b6\u1793\u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u179f\u17d2\u1798\u17bb\u1782\u179f\u17d2\u1798\u17b6\u1789<\/li>\n<\/ul>\n<h2>\u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd\u1793\u17c3\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u17c2\u1784\u178a\u17c4\u1799\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8<\/h2>\n<h3>\u178f\u17b6\u179a\u17b6\u1784\u1791\u17b8 3: \u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u1792\u1798\u17d2\u1798\u178f\u17b6\u178a\u17c4\u1799\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8<\/th>\n<th>\u1785\u179a\u1793\u17d2\u178f\u1795\u17d2\u1791\u17bb\u1780 (IL)<\/th>\n<th>\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ir<\/th>\n<th>\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Isd<\/th>\n<th>\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ii<\/th>\n<th>\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb tsd<\/th>\n<th>\u1780\u17c6\u178e\u178f\u17cb\u1785\u17c6\u178e\u17b6\u17c6<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u1798\u17c1 (1600A)<\/strong><\/td>\n<td>1280A<\/td>\n<td>1.0 \u00d7 In = 1600A<\/td>\n<td>10 \u00d7 Ir = 16,000A<\/td>\n<td>15 \u00d7 Ir = 24,000A<\/td>\n<td>0.4s<\/td>\n<td>\u1787\u1798\u17d2\u179a\u17be\u179f\u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6\u1787\u17b6\u1798\u17bd\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793<\/td>\n<\/tr>\n<tr>\n<td><strong>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793 (400A)<\/strong><\/td>\n<td>320A<\/td>\n<td>0.8 \u00d7 In = 320A<\/td>\n<td>6 \u00d7 Ir = 1,920A<\/td>\n<td>12 \u00d7 Ir = 3,840A<\/td>\n<td>0.2s<\/td>\n<td>\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1787\u17b6\u1798\u17bd\u1799\u1798\u17c1 \u1793\u17b7\u1784\u179f\u17b6\u1781\u17b6<\/td>\n<\/tr>\n<tr>\n<td><strong>\u179f\u17b6\u1781\u17b6\u1798\u17c9\u17bc\u1791\u17d0\u179a (100A)<\/strong><\/td>\n<td>75A FLA<\/td>\n<td>0.9 \u00d7 In = 90A<\/td>\n<td>8 \u00d7 Ir = 720A<\/td>\n<td>12 \u00d7 Ir = 1,080A<\/td>\n<td>\u1794\u17b7\u1791 (Ii \u178f\u17c2\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7)<\/td>\n<td>\u1795\u17d2\u1791\u17bb\u1780 6\u00d7 LRA<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1797\u17d2\u179b\u17be\u1784\u1794\u17c6\u1797\u17d2\u179b\u17ba\/\u179a\u1793\u17d2\u1792\u1791\u1791\u17bd\u179b (63A)<\/strong><\/td>\n<td>50A<\/td>\n<td>0.8 \u00d7 In = 50A<\/td>\n<td>\u1794\u17b7\u1791<\/td>\n<td>10 \u00d7 Ir = 500A<\/td>\n<td>\u1782\u17d2\u1798\u17b6\u1793<\/td>\n<td>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179f\u17b6\u1798\u1789\u17d2\u1789 \u1798\u17b7\u1793\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1794\u178b\u1798\u1793\u17c3\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784 (250A)<\/strong><\/td>\n<td>200A<\/td>\n<td>0.8 \u00d7 In = 200A<\/td>\n<td>10 \u00d7 Ir = 2,000A<\/td>\n<td>12 \u00d7 Ir = 2,400A<\/td>\n<td>0.1 \u179c\u17b7\u1793\u17b6\u1791\u17b8<\/td>\n<td>\u1791\u1794\u17cb\u1791\u179b\u17cb\u1793\u17b9\u1784 10\u00d7 inrush \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb 0.1s<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u1797\u17d2\u179b\u17be\u1784 (800A)<\/strong><\/td>\n<td>640A<\/td>\n<td>0.8 \u00d7 In = 640A<\/td>\n<td>3 \u00d7 Ir = 1,920A<\/td>\n<td>6 \u00d7 Ir = 3,840A<\/td>\n<td>0.05s<\/td>\n<td>\u1780\u17b6\u179a\u179f\u1798\u17d2\u17a2\u17b6\u178f\u179b\u17bf\u1793\u178a\u17be\u1798\u17d2\u1794\u17b8\u1780\u17b6\u179a\u1796\u17b6\u179a alternator<\/td>\n<\/tr>\n<tr>\n<td><strong>\u179b\u1791\u17d2\u1792\u1795\u179b UPS (160A)<\/strong><\/td>\n<td>128A<\/td>\n<td>0.8 \u00d7 In = 128A<\/td>\n<td>\u1794\u17b7\u1791<\/td>\n<td>8 \u00d7 Ir = 1,024A<\/td>\n<td>\u1782\u17d2\u1798\u17b6\u1793<\/td>\n<td>\u1797\u17d2\u179b\u17b6\u1798\u17d7\u178f\u17c2\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7 \u1782\u17d2\u1798\u17b6\u1793\u1780\u17b6\u179a\u1781\u17bc\u1785\u1781\u17b6\u178f\u1790\u17d2\u1798<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Selectivity-coordination-schematic.webp\" alt=\"Selectivity coordination diagram showing proper VIOX MCCB trip unit settings for three-level distribution system\" \/><figcaption style=\"font-style: italic; margin-top: 10px; color: #555;\">\u179a\u17bc\u1794\u1797\u17b6\u1796\u1791\u17b8 4: \u1782\u17d2\u179a\u17c4\u1784\u1780\u17b6\u179a\u178e\u17cd\u1794\u1784\u17d2\u17a0\u17b6\u1789\u1796\u17b8\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1787\u1798\u17d2\u179a\u17be\u179f \u1793\u17b7\u1784\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u1793\u17c5\u1791\u17bc\u1791\u17b6\u17c6\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u1798\u17c1 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793 \u1793\u17b7\u1784\u179f\u17b6\u1781\u17b6\u17d4.<\/figcaption><\/figure>\n<h2>\u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd\u1793\u17c3\u1780\u17b6\u179a\u1782\u178e\u1793\u17b6\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1787\u17b6\u1787\u17c6\u17a0\u17b6\u1793 \u17d7<\/h2>\n<h3>\u178f\u17b6\u179a\u17b6\u1784\u1791\u17b8 4: \u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd\u1793\u17c3\u1780\u17b6\u179a\u1782\u178e\u1793\u17b6\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u1787\u17c6\u17a0\u17b6\u1793<\/th>\n<th>\u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd\u1791\u17b8 1: \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793 400A<\/th>\n<th>\u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd\u1791\u17b8 2: \u179f\u17b6\u1781\u17b6\u1798\u17c9\u17bc\u1791\u17d0\u179a 100A<\/th>\n<th>\u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd\u1791\u17b8 3: \u1798\u17c1 1600A<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>1. \u1780\u17c6\u178e\u178f\u17cb\u1794\u1793\u17d2\u1791\u17bb\u1780<\/strong><\/td>\n<td>\u1794\u1793\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u178f 320A<\/td>\n<td>\u1798\u17c9\u17bc\u1791\u17d0\u179a 75A (FLA), 450A LRA<\/td>\n<td>\u1794\u1793\u17d2\u1791\u17bb\u1780\u179a\u17bd\u1798 1280A<\/td>\n<\/tr>\n<tr>\n<td><strong>2. \u1782\u178e\u1793\u17b6 Ir<\/strong><\/td>\n<td>320A \u00f7 0.8 = 400A<br \/>\n\u1780\u17c6\u178e\u178f\u17cb Ir = 1.0 \u00d7 400A = 400A<\/td>\n<td>75A \u00f7 0.9 = 83A<br \/>\n\u1794\u1784\u17d2\u1782\u178f\u17cb\u17a1\u17be\u1784\u179b\u17be\u1791\u17c5\u179f\u17ca\u17bb\u1798 100A<br \/>\n\u1780\u17c6\u178e\u178f\u17cb Ir = 0.9 \u00d7 100A = 90A<\/td>\n<td>1280A \u00f7 0.8 = 1600A<br \/>\n\u1780\u17c6\u178e\u178f\u17cb Ir = 1.0 \u00d7 1600A = 1600A<\/td>\n<\/tr>\n<tr>\n<td><strong>3. \u1782\u178e\u1793\u17b6 Isd<\/strong><\/td>\n<td>\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1787\u17b6\u1798\u17bd\u1799\u179f\u17b6\u1781\u17b6 100A<br \/>\n\u1780\u17c6\u178e\u178f\u17cb Isd = 6 \u00d7 400A = 2,400A<\/td>\n<td>\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\u1798\u17c9\u17bc\u1791\u17d0\u179a: 450A LRA<br \/>\n\u1780\u17c6\u178e\u178f\u17cb Isd = 8 \u00d7 90A = 720A<br \/>\n(\u179b\u17be\u179f 450A LRA)<\/td>\n<td>\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1787\u17b6\u1798\u17bd\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793 400A<br \/>\n\u1780\u17c6\u178e\u178f\u17cb Isd = 10 \u00d7 1600A = 16,000A<\/td>\n<\/tr>\n<tr>\n<td><strong>4. \u1782\u178e\u1793\u17b6 Ii<\/strong><\/td>\n<td>\u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u179b\u17be\u179f Isd \u178a\u17c4\u1799 1.5\u00d7<br \/>\n\u1780\u17c6\u178e\u178f\u17cb Ii = 12 \u00d7 400A = 4,800A<br \/>\n(2\u00d7 Isd, \u179a\u17b9\u1798\u179b\u17d2\u17a2)<\/td>\n<td>\u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u179b\u17be\u179f LRA<br \/>\n\u1780\u17c6\u178e\u178f\u17cb Ii = 12 \u00d7 90A = 1,080A<br \/>\n(2.4\u00d7 LRA, \u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u17b6\u1793\u17cb)<\/td>\n<td>\u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u179b\u17be\u179f Ii \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793<br \/>\n\u1780\u17c6\u178e\u178f\u17cb Ii = 15 \u00d7 1600A = 24,000A<br \/>\n(5\u00d7 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793 Ii)<\/td>\n<\/tr>\n<tr>\n<td><strong>5. \u1780\u17c6\u178e\u178f\u17cb\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b<\/strong><\/td>\n<td>tsd = 0.2s<br \/>\n(\u17a2\u1793\u17bb\u1789\u17d2\u1789\u17b6\u178f\u17b1\u17d2\u1799\u179f\u17b6\u1781\u17b6 100A 0.1s \u178a\u17be\u1798\u17d2\u1794\u17b8\u1787\u1798\u17d2\u179a\u17c7)<\/td>\n<td>tsd = OFF<br \/>\n(\u1794\u17d2\u179a\u17be Ii \u178f\u17c2\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7\u178a\u17be\u1798\u17d2\u1794\u17b8\u1797\u17b6\u1796\u179f\u17b6\u1798\u1789\u17d2\u1789)<\/td>\n<td>tsd = 0.4s<br \/>\n(\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6)<\/td>\n<\/tr>\n<tr>\n<td><strong>6. \u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b<\/strong><\/td>\n<td>\u2713 Isd (2,400A) &gt; \u179f\u17b6\u1781\u17b6 Ii (1,080A)<br \/>\n\u2713 tsd (0.2s) &gt; \u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1787\u1798\u17d2\u179a\u17c7\u179f\u17b6\u1781\u17b6<\/td>\n<td>\u2713 Ii (1,080A) &lt; \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793 Isd (2,400A)<br \/>\n\u2713 \u1798\u17b7\u1793\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be\u1791\u17c1<\/td>\n<td>\u2713 Isd (16,000A) &gt; \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793 Ii (4,800A)<br \/>\n\u2713 tsd (0.4s) &gt; \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793 tsd + 0.2s<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Setting-flowchart---Decision-tree-for-configuring-trip-unit-parameters-with-calculation-boxes-and-consideration-factors.webp\" alt=\"Step-by-step flowchart for configuring VIOX MCCB trip unit settings (Ir, Isd, Ii) based on load requirements\" \/><figcaption style=\"font-style: italic; margin-top: 10px; color: #555;\">\u179a\u17bc\u1794\u1797\u17b6\u1796\u1791\u17b8 5: \u1782\u17c6\u1793\u17bc\u179f\u178f\u17b6\u1784\u178a\u17be\u1798\u1788\u17be\u1793\u17c3\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u17c1\u1785\u1785\u17b7\u178f\u17d2\u178f\u178a\u17c2\u179b\u178e\u17c2\u1793\u17b6\u17c6\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u1793\u17c3\u1794\u17c9\u17b6\u179a\u17c9\u17b6\u1798\u17c9\u17c2\u178f\u17d2\u179a\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u17d4.<\/figcaption><\/figure>\n<h2>\u1797\u17b6\u1796\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f \u1793\u17b7\u1784\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b: \u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u178a\u17cf\u179f\u17c6\u1781\u17b6\u1793\u17cb<\/h2>\n<p>\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u179a\u179c\u17b6\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1780\u17b6\u179a\u1796\u17b6\u179a\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be \u1793\u17b7\u1784\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u1782\u17ba\u1785\u17b6\u17c6\u1794\u17b6\u1785\u17cb\u178a\u17be\u1798\u17d2\u1794\u17b8\u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1790\u1799\u179c\u17b7\u179f\u17b6\u179b\u1797\u17b6\u1796\u1793\u17c3\u1780\u17b6\u179a\u178a\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u17a2\u17c6\u17a1\u17bb\u1784\u1796\u17c1\u179b\u1798\u17b6\u1793\u1780\u17c6\u17a0\u17bb\u179f\u17d4 \u1782\u17c4\u179b\u178a\u17c5: \u1798\u17b6\u1793\u178f\u17c2\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u178a\u17c2\u179b\u1793\u17c5\u1787\u17b7\u178f\u1780\u17c6\u17a0\u17bb\u179f\u1794\u17c6\u1795\u17bb\u178f\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7\u178a\u17c2\u179b\u1782\u17bd\u179a\u178f\u17c2\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a \u178a\u17c4\u1799\u1791\u17bb\u1780\u17b1\u17d2\u1799\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u178a\u17c2\u179b\u1793\u17c5\u179f\u179b\u17cb\u1798\u17b6\u1793\u1790\u17b6\u1798\u1796\u179b\u17d4.<\/p>\n<h3>\u178f\u17b6\u179a\u17b6\u1784\u1791\u17b8 5: \u179c\u17b7\u1792\u17b6\u1793\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1797\u17b6\u1796\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b<\/th>\n<th>\u1785\u17d2\u1794\u17b6\u1794\u17cb<\/th>\n<th>\u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be Ir \u1791\u179b\u17cb\u1793\u17b9\u1784\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 Ir<\/strong><\/td>\n<td>\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be Ir \u2265 2\u00d7 \u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 Ir<\/td>\n<td>\u1798\u17c1 1600A, \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793 400A (\u179f\u1798\u17b6\u1798\u17b6\u178f\u17d2\u179a 4\u00d7)<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be Isd \u1791\u179b\u17cb\u1793\u17b9\u1784\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 Ii<\/strong><\/td>\n<td>\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be Isd &gt; \u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 Ii<\/td>\n<td>\u1798\u17c1 Isd 16,000A &gt; \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793 Ii 4,800A<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be tsd \u1791\u179b\u17cb\u1793\u17b9\u1784\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1787\u1798\u17d2\u179a\u17c7\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798<\/strong><\/td>\n<td>\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be tsd \u2265 \u1780\u17b6\u179a\u1787\u1798\u17d2\u179a\u17c7\u179f\u179a\u17bb\u1794\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 + 0.1-0.2s<\/td>\n<td>\u1798\u17c1 tsd 0.4s &gt; \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793 (0.2s + 0.1s \u1787\u1798\u17d2\u179a\u17c7)<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be Ii \u1791\u179b\u17cb\u1793\u17b9\u1784\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 Ii<\/strong><\/td>\n<td>\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be Ii \u2265 2\u00d7 \u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 Ii<\/td>\n<td>\u1798\u17c1 Ii 24,000A &gt; \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793 Ii 4,800A (\u179f\u1798\u17b6\u1798\u17b6\u178f\u17d2\u179a 5\u00d7)<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b I\u00b2t<\/strong><\/td>\n<td>\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be I\u00b2t &gt; \u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 I\u00b2t<\/td>\n<td>\u1798\u17c1 I\u00b2t ON, \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17bc\u1793 I\u00b2t ON \u17ac OFF<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u1782\u17c4\u179b\u1780\u17b6\u179a\u178e\u17cd\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u179f\u17c6\u1781\u17b6\u1793\u17cb<\/strong>\u17d6 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be\u1793\u17b8\u1798\u17bd\u1799\u17d7\u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u1798\u17b6\u1793\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u179a\u17be\u179f\u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784 \u1793\u17b7\u1784\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u1799\u17bc\u179a\u1787\u17b6\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u178a\u17c2\u179b\u179c\u17b6\u1780\u17b6\u179a\u1796\u17b6\u179a\u17d4 \u1793\u17c1\u17c7\u1794\u1784\u17d2\u1780\u17be\u178f\u1794\u17b6\u1793\u1787\u17b6 \u201c\u179b\u17d2\u1794\u17b6\u1780\u17cb\u201d \u1793\u17c3\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u178a\u17c2\u179b\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u178f\u17bc\u1785\u1794\u17c6\u1795\u17bb\u178f\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u1798\u17bb\u1793 \u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u1798\u1780\u17a7\u1794\u1780\u179a\u178e\u17cd\u1792\u17c6\u1787\u17b6\u1784\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb \u17a0\u17be\u1799\u1794\u1793\u17d2\u178f\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u1791\u17c0\u178f\u17d4.<\/p>\n<p><strong>\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1780\u1798\u17d2\u179a\u17b7\u178f\u1781\u17d2\u1796\u179f\u17cb<\/strong>\u17d6 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u179f\u17d2\u1798\u17bb\u1782\u179f\u17d2\u1798\u17b6\u1789 \u179f\u17bc\u1798\u1794\u17d2\u179a\u17be\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u179c\u17b7\u1797\u17b6\u1782\u1781\u17d2\u179f\u17c2\u1780\u17c4\u1784\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6-\u1794\u1785\u17d2\u1785\u17bb\u1794\u17d2\u1794\u1793\u17d2\u1793 (\u1780\u17d2\u179a\u17bb\u1798\u17a0\u17ca\u17bb\u1793\u1795\u179b\u17b7\u178f\u1787\u17b6\u1785\u17d2\u179a\u17be\u1793\u1795\u17d2\u178f\u179b\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u17a5\u178f\u1782\u17b7\u178f\u1790\u17d2\u179b\u17c3) \u178a\u17be\u1798\u17d2\u1794\u17b8\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1793\u17c5\u1791\u17bc\u1791\u17b6\u17c6\u1784\u1780\u1798\u17d2\u179a\u17b7\u178f\u1785\u179a\u1793\u17d2\u178f\u1780\u17c6\u17a0\u17bb\u179f\u1791\u17b6\u17c6\u1784\u17a2\u179f\u17cb\u17d4 \u1787\u17c6\u1793\u17bd\u1799\u1794\u1785\u17d2\u1785\u17c1\u1780\u1791\u17c1\u179f VIOX \u17a2\u17b6\u1785\u1787\u17bd\u1799\u1787\u17b6\u1798\u17bd\u1799 <a href=\"https:\/\/test.viox.com\/km\/circuit-protection-selection-framework-a-5-step-guide-for-panel-builders-iec-60947\/\">\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179f\u17c0\u1782\u17d2\u179c\u17b8<\/a> \u1793\u17b7\u1784\u1780\u17b6\u179a\u179f\u17b7\u1780\u17d2\u179f\u17b6\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u17d4.<\/p>\n<h2>\u1780\u17c6\u17a0\u17bb\u179f\u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1791\u17bc\u1791\u17c5 \u1793\u17b7\u1784\u178a\u17c6\u178e\u17c4\u17c7\u179f\u17d2\u179a\u17b6\u1799<\/h2>\n<h3>\u178f\u17b6\u179a\u17b6\u1784\u1791\u17b8 6: \u1780\u17c6\u17a0\u17bb\u179f\u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1791\u17bc\u1791\u17c5 \u1793\u17b7\u1784\u178a\u17c6\u178e\u17c4\u17c7\u179f\u17d2\u179a\u17b6\u1799<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u1780\u17c6\u17a0\u17bb\u179f<\/th>\n<th>\u1795\u179b\u179c\u17b7\u1794\u17b6\u1780<\/th>\n<th>\u179c\u17b7\u1792\u17b8\u179f\u17b6\u179f\u17d2\u179a\u17d2\u178f\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c<\/th>\n<th>\u1780\u17b6\u179a\u1794\u1784\u17d2\u1780\u17b6\u179a<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Ir \u1780\u17c6\u178e\u178f\u17cb\u1781\u17d2\u1796\u179f\u17cb\u1796\u17c1\u1780<\/strong><\/td>\n<td>\u1780\u17c6\u178a\u17c5\u1781\u17d2\u179b\u17b6\u17c6\u1784\u1793\u17c3 conductor, \u1780\u17b6\u179a\u1781\u17bc\u1785\u1781\u17b6\u178f\u17a2\u17ca\u17b8\u179f\u17bc\u17a1\u1784\u17cb<\/td>\n<td>\u1782\u178e\u1793\u17b6 Ir \u178a\u17c4\u1799\u1795\u17d2\u17a2\u17c2\u1780\u179b\u17be ampacity conductor \u1798\u17b7\u1793\u1798\u17c2\u1793\u1791\u17c6\u17a0\u17c6\u179f\u17ca\u17bb\u1798 breaker \u1791\u17c1\u17d4<\/td>\n<td>\u178f\u17c2\u1784\u178f\u17c2\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb Ir \u2264 ampacity conductor<\/td>\n<\/tr>\n<tr>\n<td><strong>Ir \u1780\u17c6\u178e\u178f\u17cb\u1791\u17b6\u1794\u1796\u17c1\u1780<\/strong><\/td>\n<td>\u1780\u17b6\u179a\u179a\u17c6\u1781\u17b6\u1793\u1793\u17c5\u1796\u17c1\u179b\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u1792\u1798\u17d2\u1798\u178f\u17b6\u17d4<\/td>\n<td>\u1782\u17b7\u178f\u1782\u17bc\u179a\u1796\u17b8\u1794\u1793\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u178f\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb + \u179a\u17b9\u1798\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796 (\u1785\u17d2\u1794\u17b6\u1794\u17cb 80%)<\/td>\n<td>\u179c\u17b6\u179f\u17cb\u1785\u179a\u1793\u17d2\u178f\u1794\u1793\u17d2\u1791\u17bb\u1780\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u17c2\u1784 \u1798\u17bb\u1793\u1796\u17c1\u179b\u1780\u17c6\u178e\u178f\u17cb<\/td>\n<\/tr>\n<tr>\n<td><strong>Isd = Ii (\u1782\u17d2\u1798\u17b6\u1793\u1780\u17b6\u179a\u1794\u17c6\u1794\u17c2\u1780)<\/strong><\/td>\n<td>\u1794\u17b6\u178f\u17cb\u1794\u1784\u17cb\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f \u1798\u17bb\u1781\u1784\u17b6\u179a\u1791\u17b6\u17c6\u1784\u1796\u17b8\u179a\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u178a\u17c6\u178e\u17b6\u179b\u1782\u17d2\u1793\u17b6<\/td>\n<td>\u1792\u17b6\u1793\u17b6\u1790\u17b6 Ii \u2265 1.5 \u00d7 Isd<\/td>\n<td>\u1794\u17d2\u179a\u17be\u179f\u1798\u17b6\u1798\u17b6\u178f\u17d2\u179a\u178a\u17c2\u179b\u1794\u17b6\u1793\u178e\u17c2\u1793\u17b6\u17c6\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u1795\u179b\u17b7\u178f<\/td>\n<\/tr>\n<tr>\n<td><strong>tsd \u1781\u17d2\u179b\u17b8\u1796\u17c1\u1780<\/strong><\/td>\n<td>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u1785\u179a\u1793\u17d2\u178f\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u1793\u17c5\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a \u1798\u17bb\u1793\u1796\u17c1\u179b\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u1794\u1789\u17d2\u1785\u17c1\u1789\u1780\u17c6\u17a0\u17bb\u179f<\/td>\n<td>\u1794\u1793\u17d2\u1790\u17c2\u1798\u179a\u17b9\u1798 0.1-0.2 \u179c\u17b7\u1793\u17b6\u1791\u17b8 \u1791\u17c5\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1794\u1789\u17d2\u1785\u17c1\u1789\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798<\/td>\n<td>\u1782\u178e\u1793\u17b6\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1794\u17c4\u179f\u179f\u17c6\u17a2\u17b6\u178f\u179f\u179a\u17bb\u1794\u179a\u17bd\u1798\u1791\u17b6\u17c6\u1784\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1794\u1789\u17d2\u1785\u17c1\u1789\u1795\u17d2\u1780\u17b6\u1797\u17d2\u179b\u17be\u1784<\/td>\n<\/tr>\n<tr>\n<td><strong>tsd \u179c\u17c2\u1784\u1796\u17c1\u1780<\/strong><\/td>\n<td>\u179a\u1799\u17c8\u1796\u17c1\u179b\u1785\u179a\u1793\u17d2\u178f\u1780\u17c6\u17a0\u17bb\u179f\u179b\u17be\u179f\u1780\u1798\u17d2\u179a\u17b7\u178f \u1780\u17b6\u179a\u1781\u17bc\u1785\u1781\u17b6\u178f\u17a7\u1794\u1780\u179a\u178e\u17cd<\/td>\n<td>\u178f\u17bb\u179b\u17d2\u1799\u1797\u17b6\u1796\u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b \u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6\u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd<\/td>\n<td>\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3 Icw \u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u1785\u179a\u1793\u17d2\u178f\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8 \u1782\u17b6\u17c6\u1791\u17d2\u179a\u179a\u1799\u17c8\u1796\u17c1\u179b tsd<\/td>\n<\/tr>\n<tr>\n<td><strong>Ii \u1780\u17c6\u178e\u178f\u17cb\u1780\u17d2\u179a\u17c4\u1798 LRA \u179a\u1794\u179f\u17cb\u1798\u17c9\u17bc\u1791\u17d0\u179a<\/strong><\/td>\n<td>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u1785\u179a\u1793\u17d2\u178f\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u179b\u17be\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\u1798\u17c9\u17bc\u1791\u17d0\u179a<\/td>\n<td>\u1780\u17c6\u178e\u178f\u17cb Ii \u2265 1.2 \u00d7 \u1785\u179a\u1793\u17d2\u178f\u179a\u17c9\u17bc\u1791\u17d0\u179a\u1787\u17b6\u1794\u17cb\u179f\u17c4<\/td>\n<td>\u1791\u1791\u17bd\u179b\u1794\u17b6\u1793\u1791\u17b7\u1793\u17d2\u1793\u1793\u17d0\u1799\u1795\u17d2\u179b\u17b6\u1780\u1788\u17d2\u1798\u17c4\u17c7\u1798\u17c9\u17bc\u1791\u17d0\u179a \u1798\u17bb\u1793\u1796\u17c1\u179b\u1780\u17c6\u178e\u178f\u17cb<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1798\u17b7\u1793\u17a2\u17be\u1796\u17be I\u00b2t<\/strong><\/td>\n<td>\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u1798\u17b7\u1793\u1782\u17d2\u179a\u1794\u17cb\u1781\u17c2 \u1796\u17b8\u1780\u17b6\u179a\u1795\u17d2\u179b\u17b6\u179f\u17cb\u1794\u17d2\u178f\u17bc\u179a\u178a\u17c2\u179b\u1782\u17d2\u1798\u17b6\u1793\u1782\u17d2\u179a\u17c4\u17c7\u1790\u17d2\u1793\u17b6\u1780\u17cb<\/td>\n<td>\u1794\u17be\u1780 I\u00b2t \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u1793\u17d2\u1791\u17bb\u1780 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(\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u1785\u179a\u1793\u17d2\u178f\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u1781\u17bb\u179f\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a)<\/strong>\n<ul>\n<li>\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1798\u17be\u179b\u1780\u17b6\u179a\u179f\u17b7\u1780\u17d2\u179f\u17b6\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u2014Isd \u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be\u17a2\u17b6\u1785\u1791\u17b6\u1794\u1796\u17c1\u1780<\/li>\n<li>\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb tsd \u1795\u17d2\u178f\u179b\u17cb\u179a\u17b9\u1798\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u17b6\u1793\u17cb<\/li>\n<li>\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1798\u17be\u179b\u1790\u17b6\u178f\u17be Ii \u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u1785\u179a\u1793\u17d2\u178f\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u179b\u17be\u179f\u1796\u17b8 Isd \u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be<\/li>\n<li>\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u1790\u17b6\u1780\u1798\u17d2\u179a\u17b7\u178f\u1785\u179a\u1793\u17d2\u178f\u1780\u17c6\u17a0\u17bb\u179f\u178f\u17d2\u179a\u17bc\u179c\u1793\u17b9\u1784\u1780\u17b6\u179a\u179f\u1793\u17d2\u1798\u178f\u17cb\u1793\u17c3\u1780\u17b6\u179a\u179a\u1785\u1793\u17b6<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u179a\u17c4\u1782\u179f\u1789\u17d2\u1789\u17b6\u17d6 \u1798\u17b7\u1793\u17a2\u17b6\u1785\u1780\u17c6\u178e\u178f\u17cb\u178f\u1798\u17d2\u179b\u17c3 Ir \u178a\u17c2\u179b\u1785\u1784\u17cb\u1794\u17b6\u1793<\/strong>\n<ul>\n<li>\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1798\u17be\u179b\u1790\u17b6\u178f\u17be\u178a\u17c4\u178f\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3 (\u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u1794\u17c6\u1796\u17b6\u1780\u17cb) \u1780\u17c6\u178e\u178f\u17cb\u1787\u17bd\u179a\u1780\u17c2\u178f\u1798\u17d2\u179a\u17bc\u179c<\/li>\n<li>\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1790\u17b6\u1798\u17c9\u17bc\u178a\u17c2\u179b\u1782\u17d2\u179a\u17bf\u1784\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u1782\u17b6\u17c6\u1791\u17d2\u179a\u1787\u17bd\u179a Ir \u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a<\/li>\n<li>\u1796\u17b7\u1785\u17b6\u179a\u178e\u17b6\u1795\u17d2\u179b\u17b6\u179f\u17cb\u1794\u17d2\u178f\u17bc\u179a\u1791\u17c5\u1791\u17c6\u17a0\u17c6\u179f\u17ca\u17bb\u1798 \u17ac\u1798\u17c9\u17bc\u178a\u17c2\u179b\u1782\u17d2\u179a\u17bf\u1784\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u1795\u17d2\u179f\u17c1\u1784<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u1789\u17d2\u17a0\u17b6\u178a\u17c2\u179b\u1793\u17c5\u178f\u17c2\u1794\u1793\u17d2\u178f \u1787\u17c6\u1793\u17bd\u1799\u1794\u1785\u17d2\u1785\u17c1\u1780\u1791\u17c1\u179f VIOX \u17a2\u17b6\u1785\u1795\u17d2\u178f\u179b\u17cb\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u179a\u17c4\u1782\u179c\u17b7\u1793\u17b7\u1785\u17d2\u1786\u17d0\u1799\u1796\u17b8\u1785\u1798\u17d2\u1784\u17b6\u1799\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1782\u17d2\u179a\u17bf\u1784\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1780 \u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784 \u17ac\u178e\u17c2\u1793\u17b6\u17c6\u17a2\u17d2\u1793\u1780\u178f\u17b6\u1798\u179a\u1799\u17c8\u1793\u17b8\u178f\u17b7\u179c\u17b7\u1792\u17b8\u179f\u17b6\u1780\u179b\u17d2\u1794\u1784\u1787\u17b6\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u17d4.<\/p>\n<h2>\u1780\u17b6\u179a\u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u1787\u17b6\u1798\u17bd\u1799\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u1791\u17c6\u1793\u17be\u1794<\/h2>\n<p>\u1782\u17d2\u179a\u17bf\u1784\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1780 VIOX \u1780\u1798\u17d2\u179a\u17b7\u178f\u1781\u17d2\u1796\u179f\u17cb\u1795\u17d2\u178f\u179b\u17cb\u1787\u17bc\u1793\u1793\u17bc\u179c\u179b\u1780\u17d2\u1781\u178e\u17c8\u1796\u17b7\u179f\u17c1\u179f\u179b\u17be\u179f\u1796\u17b8\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a LSI \u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793\u17d6<\/p>\n<ul>\n<li><strong>\u1796\u17b7\u1792\u17b8\u1780\u17b6\u179a\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784<\/strong>: Modbus RTU, Profibus, Ethernet \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u1787\u17b6\u1798\u17bd\u1799 SCADA\/BMS<\/li>\n<li><strong>\u1780\u17b6\u179a\u1780\u178f\u17cb\u178f\u17d2\u179a\u17b6\u1796\u17d2\u179a\u17b9\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u178e\u17cd<\/strong>: \u1780\u178f\u17cb\u178f\u17d2\u179a\u17b6\u1796\u17d2\u179a\u17b9\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u178e\u17cd\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a \u1791\u1798\u17d2\u179a\u1784\u17cb\u1794\u1793\u17d2\u1791\u17bb\u1780 \u1793\u17b7\u1784\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u1787\u17bc\u1793\u178a\u17c6\u178e\u17b9\u1784<\/li>\n<li><strong>\u1780\u17b6\u179a\u1790\u17c2\u1791\u17b6\u17c6\u1780\u17b6\u179a\u1796\u17d2\u1799\u17b6\u1780\u179a\u178e\u17cd<\/strong>: \u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1780\u17b6\u179a\u1796\u17b6\u1780\u17cb\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784 \u1785\u17c6\u1793\u17bd\u1793\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a \u1793\u17b7\u1784\u1797\u17b6\u1796\u178f\u17b6\u1793\u178f\u17b9\u1784\u1780\u1798\u17d2\u178a\u17c5<\/li>\n<li><strong>\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1796\u17b8\u1785\u1798\u17d2\u1784\u17b6\u1799<\/strong>: \u1780\u17c2\u178f\u1798\u17d2\u179a\u17bc\u179c\u1794\u17c9\u17b6\u179a\u17c9\u17b6\u1798\u17c9\u17c2\u178f\u17d2\u179a \u178f\u17b6\u1798\u179a\u1799\u17c8\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u178a\u17c4\u1799\u1798\u17b7\u1793\u1785\u17b6\u17c6\u1794\u17b6\u1785\u17cb\u1794\u17be\u1780\u1794\u1793\u17d2\u1791\u17c7<\/li>\n<li><strong>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1780\u17c6\u17a0\u17bb\u179f\u178a\u17b8<\/strong>: \u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ig \u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u1782\u17d2\u1793\u17b6\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1794\u17bb\u1782\u17d2\u1782\u179b\u17b7\u1780 \u1793\u17b7\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd<\/li>\n<li><strong>\u1780\u17b6\u179a\u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1790\u1799 Arc Flash<\/strong>: \u179a\u1794\u17c0\u1794\u1790\u17c2\u1791\u17b6\u17c6 \u1794\u1793\u17d2\u1790\u1799 Ii \u1787\u17b6\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793 \u178a\u17be\u1798\u17d2\u1794\u17b8\u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1790\u1799\u1790\u17b6\u1798\u1796\u179b\u17a7\u1794\u17d2\u1794\u178f\u17d2\u178f\u17b7\u17a0\u17c1\u178f\u17bb<\/li>\n<\/ul>\n<p>\u179b\u1780\u17d2\u1781\u178e\u17c8\u1796\u17b7\u179f\u17c1\u179f\u1791\u17b6\u17c6\u1784\u1793\u17c1\u17c7\u1798\u17b6\u1793\u178f\u1798\u17d2\u179b\u17c3\u1787\u17b6\u1796\u17b7\u179f\u17c1\u179f\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784 <a href=\"https:\/\/test.viox.com\/km\/commercial-ev-charging-protection-guide-acb-mccb-rcbo\/\">\u1780\u17b6\u179a\u1794\u1789\u17d2\u1785\u17bc\u179b\u1790\u17b6\u1798\u1796\u179b\u1799\u17b6\u1793\u1799\u1793\u17d2\u178f\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798<\/a>, \u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1791\u17b7\u1793\u17d2\u1793\u1793\u17d0\u1799 \u1793\u17b7\u1784\u17a0\u17c1\u178a\u17d2\u178b\u17b6\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d7 \u178a\u17c2\u179b\u1780\u17b6\u179a\u1785\u17c6\u178e\u17b6\u1799\u178a\u17c4\u1799\u179f\u17b6\u179a\u1780\u17b6\u179a\u1795\u17d2\u17a2\u17b6\u1780\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u1798\u17b6\u1793\u1780\u1798\u17d2\u179a\u17b7\u178f\u1781\u17d2\u1796\u179f\u17cb \u17a0\u17be\u1799\u1780\u17b6\u179a\u1790\u17c2\u1791\u17b6\u17c6\u1787\u17b6\u1798\u17bb\u1793\u1782\u17ba\u1785\u17b6\u17c6\u1794\u17b6\u1785\u17cb\u17d4.<\/p>\n<h2>\u179f\u17c6\u178e\u17bd\u179a\u178a\u17c2\u179b\u179f\u17bd\u179a\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb\u17d6 \u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a MCCB<\/h2>\n<p><strong>\u179f\u17c6\u178e\u17bd\u179a\u17d6 \u178f\u17be Ir \u1798\u17b6\u1793\u1793\u17d0\u1799\u178a\u17bc\u1785\u1798\u17d2\u178f\u17c1\u1785\u1793\u17c5\u179b\u17be\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a MCCB?<\/strong><\/p>\n<p>\u1785\u1798\u17d2\u179b\u17be\u1799\u17d6 Ir \u178f\u17c6\u178e\u17b6\u1784\u17b1\u17d2\u1799 \u201c\u1785\u179a\u1793\u17d2\u178f\u1785\u17b6\u1794\u17cb\u1799\u17bc\u179a\u201d \u17ac \u201c\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1785\u179a\u1793\u17d2\u178f\u178a\u17c2\u179b\u1794\u17b6\u1793\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u201d \u17d4 \u179c\u17b6\u1794\u1784\u17d2\u17a0\u17b6\u1789\u1796\u17b8\u1785\u179a\u1793\u17d2\u178f\u1794\u1793\u17d2\u178f\u178a\u17c2\u179b\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u1793\u17b9\u1784\u1795\u17d2\u1791\u17bb\u1780\u178a\u17c4\u1799\u1798\u17b7\u1793\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a \u17a0\u17be\u1799\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6\u17a2\u17b6\u1785\u179b\u17c3\u178f\u1798\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1796\u17b8 0.4 \u1791\u17c5 1.0 \u178a\u1784\u1793\u17c3\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u1794\u1793\u17d2\u179f\u17c6\u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784 (In) \u17d4 \u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u17a2\u17d2\u1793\u1780\u1798\u17b6\u1793\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784 400A (In = 400A) \u17a0\u17be\u1799\u1780\u17c6\u178e\u178f\u17cb Ir \u1791\u17c5 0.8 \u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1794\u1793\u17d2\u178f\u178a\u17c2\u179b\u1798\u17b6\u1793\u1794\u17d2\u179a\u179f\u17b7\u1791\u17d2\u1792\u1797\u17b6\u1796\u1780\u17d2\u179b\u17b6\u1799\u1787\u17b6 320A \u17d4 Ir \u1780\u17b6\u179a\u1796\u17b6\u179a\u1794\u17d2\u179a\u1786\u17b6\u17c6\u1784\u1793\u17b9\u1784\u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb\u1799\u17bc\u179a\u17a2\u1784\u17d2\u179c\u17c2\u1784\u178a\u17c4\u1799\u1794\u17d2\u179a\u17be\u179b\u1780\u17d2\u1781\u178e\u17c8\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1794\u1789\u17d2\u1785\u17d2\u179a\u17b6\u179f - \u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1781\u17d2\u1796\u179f\u17cb \u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u179b\u17bf\u1793\u1787\u17b6\u1784\u1798\u17bb\u1793\u17d4.<\/p>\n<p><strong>\u179f\u17c6\u178e\u17bd\u179a\u17d6 \u178f\u17be\u1781\u17d2\u1789\u17bb\u17c6\u1782\u178e\u1793\u17b6\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ir \u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u1793\u17d2\u1791\u17bb\u1780\u179a\u1794\u179f\u17cb\u1781\u17d2\u1789\u17bb\u17c6\u178a\u17c4\u1799\u179a\u1794\u17c0\u1794\u178e\u17b6?<\/strong><\/p>\n<p>\u1785\u1798\u17d2\u179b\u17be\u1799\u17d6 \u1794\u17d2\u179a\u17be\u179a\u17bc\u1794\u1798\u1793\u17d2\u178f\u17d6 <strong>Ir = \u1785\u179a\u1793\u17d2\u178f\u1795\u17d2\u1791\u17bb\u1780 \u00f7 0.8<\/strong> (\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u1793\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u178f\u1780\u17d2\u1793\u17bb\u1784\u1798\u17bd\u1799\u1785\u17d2\u1794\u17b6\u1794\u17cb NEC\/IEC 80%) \u17d4 \u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd \u1794\u1793\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u178f 100A \u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799 Ir = 100A \u00f7 0.8 = 125A \u17d4 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u1798\u17b6\u1793 In = 160A \u179f\u17bc\u1798\u1780\u17c6\u178e\u178f\u17cb\u1780\u17b6\u179a\u1785\u17bb\u1785 Ir \u1791\u17c5 125A \u00f7 160A = 0.78 (\u1794\u1784\u17d2\u1782\u178f\u17cb\u1791\u17c5 0.8 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u1793\u17c4\u17c7\u1787\u17b6\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u178a\u17c2\u179b\u1793\u17c5\u1787\u17b7\u178f\u1794\u17c6\u1795\u17bb\u178f) \u17d4 \u178f\u17c2\u1784\u178f\u17c2\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1790\u17b6 Ir \u1798\u17b7\u1793\u179b\u17be\u179f\u1796\u17b8\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u1793\u17c3\u1785\u17c6\u17a0\u17b6\u1799\u178f\u17bc\u1785\u1794\u17c6\u1795\u17bb\u178f\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u179f\u17c0\u1782\u17d2\u179c\u17b8 \u17a0\u17be\u1799\u1782\u178e\u1793\u17b6\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb <a href=\"https:\/\/test.viox.com\/km\/mcb-ambient-temperature-ratings-and-derating-factors\/\">\u1780\u17b6\u179a\u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1790\u1799\u1794\u1793\u17d2\u1791\u17bb\u1780\u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796\u1796\u17d0\u1791\u17d2\u1792\u1787\u17bb\u17c6\u179c\u17b7\u1789<\/a> \u1794\u17be\u1785\u17b6\u17c6\u1794\u17b6\u1785\u17cb\u17d4.<\/p>\n<p><strong>\u179f\u17c6\u178e\u17bd\u179a\u17d6 \u178f\u17be\u17a2\u17d2\u179c\u17b8\u1787\u17b6\u1797\u17b6\u1796\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u179a\u179c\u17b6\u1784 Isd \u1793\u17b7\u1784 Ii?<\/strong><\/p>\n<p>\u1780\u17d6 <strong>Isd<\/strong> (\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8) \u1793\u17b7\u1784 <strong>Ii<\/strong> (\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u1797\u17d2\u179b\u17b6\u1798\u17d7) \u1791\u17b6\u17c6\u1784\u1796\u17b8\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1794\u17d2\u179a\u1786\u17b6\u17c6\u1784\u1793\u17b9\u1784\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1781\u17d2\u179b\u17b8 \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u1798\u17b6\u1793\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1786\u17d2\u179b\u17be\u1799\u178f\u1794\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u17d4 Isd \u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u178a\u17c4\u1799\u1785\u17c1\u178f\u1793\u17b6 (tsd \u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 0.05-0.4s) \u178a\u17be\u1798\u17d2\u1794\u17b8\u17a2\u1793\u17bb\u1789\u17d2\u1789\u17b6\u178f\u17b1\u17d2\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u178a\u17be\u1798\u17d2\u1794\u17b8\u179f\u1798\u17d2\u17a2\u17b6\u178f\u1780\u17c6\u17a0\u17bb\u179f\u1787\u17b6\u1798\u17bb\u1793\u179f\u17b7\u1793 \u178a\u17c2\u179b\u17a2\u1793\u17bb\u1789\u17d2\u1789\u17b6\u178f\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u17d4 Ii \u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u1797\u17d2\u179b\u17b6\u1798\u17d7 (&lt;50ms) \u178a\u17c4\u1799\u1798\u17b7\u1793\u1798\u17b6\u1793\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17c6\u17a0\u17bb\u179f\u1792\u17d2\u1784\u1793\u17cb\u1792\u17d2\u1784\u179a\u17d4 \u1782\u17b7\u178f\u1796\u17b8 Isd \u1787\u17b6 \u201c\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u178a\u17c2\u179b\u1794\u17b6\u1793\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u201d \u1793\u17b7\u1784 Ii \u1787\u17b6 \u201c\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1785\u17bb\u1784\u1780\u17d2\u179a\u17c4\u1799\u201d \u17d4 \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u178a\u17c2\u179b\u1794\u17b6\u1793\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c Ii \u1782\u17bd\u179a\u178f\u17c2\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1780\u17c6\u178e\u178f\u17cb\u1799\u17c9\u17b6\u1784\u17a0\u17c4\u1785\u178e\u17b6\u179f\u17cb 1.5\u00d7 \u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784 Isd \u178a\u17be\u1798\u17d2\u1794\u17b8\u1787\u17c0\u179f\u179c\u17b6\u1784\u1780\u17b6\u179a\u178f\u17d2\u179a\u17bd\u178f\u179f\u17ca\u17b8\u1782\u17d2\u1793\u17b6\u17d4.<\/p>\n<p><strong>\u179f\u17c6\u178e\u17bd\u179a\u17d6 \u17a0\u17c1\u178f\u17bb\u17a2\u17d2\u179c\u17b8\u1794\u17b6\u1793\u1787\u17b6\u1781\u17d2\u1789\u17bb\u17c6\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8 (tsd) \u1787\u17c6\u1793\u17bd\u179f\u17b1\u17d2\u1799\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u1797\u17d2\u179b\u17b6\u1798\u17d7?<\/strong><\/p>\n<p>\u1785\u1798\u17d2\u179b\u17be\u1799\u17d6 \u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8\u17a2\u1793\u17bb\u1789\u17d2\u1789\u17b6\u178f <strong>\u1797\u17b6\u1796\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f<\/strong>\u2014\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u1789\u17c2\u1780\u178f\u17c2\u179f\u17c0\u1782\u17d2\u179c\u17b8\u178a\u17c2\u179b\u1798\u17b6\u1793\u1780\u17c6\u17a0\u17bb\u179f \u1781\u178e\u17c8\u1796\u17c1\u179b\u178a\u17c2\u179b\u179a\u1780\u17d2\u179f\u17b6\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u178a\u17c2\u179b\u1793\u17c5\u179f\u179b\u17cb\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1790\u17b6\u1798\u1796\u179b\u17d4 \u1794\u17be\u1782\u17d2\u1798\u17b6\u1793 tsd \u1791\u17c1 \u1780\u17c6\u17a0\u17bb\u179f\u1793\u17c5\u1780\u1793\u17d2\u179b\u17c2\u1784\u178e\u17b6\u1798\u17bd\u1799\u1780\u17d2\u1793\u17bb\u1784\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u17a2\u17b6\u1785\u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u1798\u17c1\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a \u178a\u17c2\u179b\u1794\u178e\u17d2\u178f\u17b6\u179b\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1780\u17b6\u179a\u178a\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u1791\u17b6\u17c6\u1784\u179f\u17d2\u179a\u17bb\u1784\u17d4 \u178a\u17c4\u1799\u1794\u1793\u17d2\u1790\u17c2\u1798\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b 0.1-0.4s \u1791\u17c5\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u1793\u17c5\u1781\u17b6\u1784\u179b\u17be \u17a2\u17d2\u1793\u1780\u1795\u17d2\u178f\u179b\u17cb\u17b1\u17d2\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u1793\u17bc\u179c\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u178a\u17be\u1798\u17d2\u1794\u17b8\u179f\u1798\u17d2\u17a2\u17b6\u178f\u1780\u17c6\u17a0\u17bb\u179f\u1787\u17b6\u1798\u17bb\u1793\u179f\u17b7\u1793\u17d4 \u1793\u17c1\u17c7\u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1790\u1799\u179c\u17b7\u179f\u17b6\u179b\u1797\u17b6\u1796\u1793\u17c3\u1780\u17b6\u179a\u178a\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8 \u1793\u17b7\u1784\u1792\u17d2\u179c\u17be\u17a2\u17c4\u1799\u1794\u17d2\u179a\u179f\u17be\u179a\u17a1\u17be\u1784\u1793\u17bc\u179c\u1797\u17b6\u1796\u1787\u17bf\u1787\u17b6\u1780\u17cb\u1793\u17c3\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u17d4 \u1791\u17c4\u17c7\u1787\u17b6\u1799\u17c9\u17b6\u1784\u178e\u17b6\u1780\u17cf\u178a\u17c4\u1799 tsd \u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u17a2\u17b6\u1785\u1791\u1794\u17cb\u1791\u179b\u17cb\u1793\u17b9\u1784\u1785\u179a\u1793\u17d2\u178f\u1780\u17c6\u17a0\u17bb\u179f\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u179a\u1799\u17c8\u1796\u17c1\u179b\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b (\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1798\u17be\u179b\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3 Icw) \u17d4.<\/p>\n<p><strong>\u179f\u17c6\u178e\u17bd\u179a\u17d6 \u178f\u17be\u1781\u17d2\u1789\u17bb\u17c6\u17a2\u17b6\u1785\u1780\u17c6\u178e\u178f\u17cb Ii \u1791\u17b6\u1794\u1787\u17b6\u1784 Isd \u1794\u17b6\u1793\u1791\u17c1?<\/strong><\/p>\n<p>\u1785\u1798\u17d2\u179b\u17be\u1799\u17d6 \u1791\u17c1 \u1793\u17c1\u17c7\u1782\u17ba\u1787\u17b6\u1780\u17c6\u17a0\u17bb\u179f\u1791\u17bc\u1791\u17c5\u178a\u17c2\u179b\u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799\u1781\u17bc\u1785\u1782\u17c4\u179b\u1794\u17c6\u178e\u1784\u1793\u17c3\u1780\u17b6\u179a\u1798\u17b6\u1793\u178f\u17c6\u1794\u1793\u17cb\u1780\u17b6\u179a\u1796\u17b6\u179a\u178a\u17b6\u1785\u17cb\u178a\u17c4\u1799\u17a1\u17c2\u1780\u1796\u17b8\u179a\u17d4. <strong>Ii \u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784 Isd \u1787\u17b6\u1793\u17b7\u1785\u17d2\u1785<\/strong> (\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 1.5-2\u00d7 \u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784) \u178a\u17be\u1798\u17d2\u1794\u17b8\u179a\u1780\u17d2\u179f\u17b6\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u17d4 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be Ii \u2264 Isd \u1798\u17bb\u1781\u1784\u17b6\u179a\u1791\u17b6\u17c6\u1784\u1796\u17b8\u179a\u1793\u17b9\u1784\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u1780\u17d2\u1793\u17bb\u1784\u1796\u17c1\u179b\u178a\u17c6\u178e\u17b6\u179b\u1782\u17d2\u1793\u17b6\u1780\u17d2\u1793\u17bb\u1784\u17a2\u17c6\u17a1\u17bb\u1784\u1796\u17c1\u179b\u1798\u17b6\u1793\u1780\u17c6\u17a0\u17bb\u179f \u178a\u17c4\u1799\u179b\u17bb\u1794\u1794\u17c6\u1794\u17b6\u178f\u17cb\u17a2\u178f\u17d2\u1790\u1794\u17d2\u179a\u1799\u17c4\u1787\u1793\u17cd\u1793\u17c3\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8\u178a\u17c2\u179b\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u17d4 \u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u1791\u17c6\u1793\u17be\u1794\u1797\u17b6\u1782\u1785\u17d2\u179a\u17be\u1793\u1780\u17b6\u179a\u1796\u17b6\u179a\u1780\u17c6\u17a0\u17bb\u179f\u1793\u17c1\u17c7\u178a\u17c4\u1799\u1780\u17b6\u179a\u1780\u17c2\u178f\u1798\u17d2\u179a\u17bc\u179c Ii \u178a\u17c4\u1799\u179f\u17d2\u179c\u17d0\u1799\u1794\u17d2\u179a\u179c\u178f\u17d2\u178f\u17b7 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u17a2\u17d2\u1793\u1780\u1796\u17d2\u1799\u17b6\u1799\u17b6\u1798\u1780\u17c6\u178e\u178f\u17cb\u179c\u17b6\u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 Isd \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u178f\u17c2\u1784\u178f\u17c2\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u1796\u17b8\u1780\u17b6\u179a\u1780\u17c2\u178f\u1798\u17d2\u179a\u17bc\u179c\u17d4.<\/p>\n<p><strong>\u179f\u17c6\u178e\u17bd\u179a\u17d6 \u178f\u17be\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a I\u00b2t \u1782\u17ba\u1787\u17b6\u17a2\u17d2\u179c\u17b8 \u17a0\u17be\u1799\u178f\u17be\u1781\u17d2\u1789\u17bb\u17c6\u1782\u17bd\u179a\u1794\u17d2\u179a\u17be\u179c\u17b6\u1793\u17c5\u1796\u17c1\u179b\u178e\u17b6?<\/strong><\/p>\n<p>\u1780\u17d6 <strong>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a I\u00b2t<\/strong> (\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1782\u17c1\u17a0\u17c5\u1795\u1784\u178a\u17c2\u179a\u1790\u17b6 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\u178f\u17be\u1781\u17d2\u1789\u17bb\u17c6\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u179a\u179c\u17b6\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u1793\u17c5\u1781\u17b6\u1784\u179b\u17be \u1793\u17b7\u1784\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u178a\u17c4\u1799\u179a\u1794\u17c0\u1794\u178e\u17b6?<\/strong><\/p>\n<p>\u1785\u1798\u17d2\u179b\u17be\u1799\u17d6 \u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u178f\u17b6\u1798\u1785\u17d2\u1794\u17b6\u1794\u17cb\u1791\u17b6\u17c6\u1784\u1793\u17c1\u17c7\u17d6 (1) <strong>\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be Ir \u2265 2\u00d7 \u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 Ir<\/strong> \u178a\u17be\u1798\u17d2\u1794\u17b8\u178a\u17c4\u17c7\u179f\u17d2\u179a\u17b6\u1799\u1794\u1793\u17d2\u1791\u17bb\u1780\u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u1782\u17d2\u1793\u17b6; (2) <strong>\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be Isd &gt; \u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 Ii<\/strong> \u178a\u17bc\u1785\u17d2\u1793\u17c1\u17c7\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1797\u17d2\u179b\u17b6\u1798\u17d7\u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u1798\u17b7\u1793\u178f\u17d2\u179a\u17bd\u178f\u179b\u17be\u1782\u17d2\u1793\u17b6\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8\u1793\u17c5\u1781\u17b6\u1784\u179b\u17be\u1791\u17c1\u17d4 (3) <strong>Tsd \u1793\u17c5\u1781\u17b6\u1784\u179b\u17be \u2265 \u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u179f\u1798\u17d2\u17a2\u17b6\u178f\u179f\u179a\u17bb\u1794\u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 + \u179a\u17b9\u1798 0.1-0.2s<\/strong> \u178a\u17be\u1798\u17d2\u1794\u17b8\u1792\u17b6\u1793\u17b6\u1790\u17b6\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u179f\u1798\u17d2\u17a2\u17b6\u178f\u1787\u17b6\u1798\u17bb\u1793\u179f\u17b7\u1793; (4) <strong>\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u179b\u17be Ii \u2265 2\u00d7 \u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 Ii<\/strong> \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1794\u1798\u17d2\u179a\u17bb\u1784\u1791\u17bb\u1780\u1785\u17bb\u1784\u1780\u17d2\u179a\u17c4\u1799\u17d4 \u1794\u17d2\u179a\u17be\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u179c\u17b7\u1797\u17b6\u1782\u1781\u17d2\u179f\u17c2\u1780\u17c4\u1784\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1794\u1785\u17d2\u1785\u17bb\u1794\u17d2\u1794\u1793\u17d2\u1793 \u178a\u17be\u1798\u17d2\u1794\u17b8\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1793\u17c5\u1791\u17bc\u1791\u17b6\u17c6\u1784\u1780\u1798\u17d2\u179a\u17b7\u178f\u1780\u17c6\u17a0\u17bb\u179f\u1791\u17b6\u17c6\u1784\u17a2\u179f\u17cb\u17d4 VIOX \u1795\u17d2\u178f\u179b\u17cb\u1787\u17c6\u1793\u17bd\u1799\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u178a\u17c4\u1799\u17a5\u178f\u1782\u17b7\u178f\u1790\u17d2\u179b\u17c3\u2014\u1791\u17b6\u1780\u17cb\u1791\u1784\u1780\u17d2\u179a\u17bb\u1798\u1794\u1785\u17d2\u1785\u17c1\u1780\u1791\u17c1\u179f\u179a\u1794\u179f\u17cb\u1799\u17be\u1784\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u178a\u17d2\u1799\u17b6\u1780\u17d2\u179a\u17b6\u1798\u1798\u17bd\u1799\u1787\u17bd\u179a\u1793\u17c3\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u17d4.<\/p>\n<h2>\u1782\u1793\u17d2\u179b\u17b9\u17c7\u200b\u1799\u1780<\/h2>\n<ul>\n<li><strong>Ir (\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179a\u1799\u17c8\u1796\u17c1\u179b\u179c\u17c2\u1784)<\/strong> \u1780\u17c6\u178e\u178f\u17cb\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1785\u179a\u1793\u17d2\u178f\u1794\u1793\u17d2\u178f \u17a0\u17be\u1799\u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u1782\u178e\u1793\u17b6\u178a\u17c4\u1799\u1795\u17d2\u17a2\u17c2\u1780\u179b\u17be\u1785\u179a\u1793\u17d2\u178f\u1795\u17d2\u1791\u17bb\u1780\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u17c2\u1784\u1785\u17c2\u1780\u1793\u17b9\u1784 0.8 (\u1785\u17d2\u1794\u17b6\u1794\u17cb\u1795\u17d2\u1791\u17bb\u1780 80%) \u178a\u17c4\u1799\u1798\u17b7\u1793\u179b\u17be\u179f\u1796\u17b8\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u1785\u17c6\u17a0\u17b6\u1799\u17d4.<\/li>\n<li><strong>Isd (\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u179a\u1799\u17c8\u1796\u17c1\u179b\u1781\u17d2\u179b\u17b8)<\/strong> \u17a2\u1793\u17bb\u1789\u17d2\u1789\u17b6\u178f\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u178a\u17c4\u1799\u1794\u1793\u17d2\u1790\u17c2\u1798\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u178a\u17c4\u1799\u1785\u17c1\u178f\u1793\u17b6 (tsd) \u1798\u17bb\u1793\u1796\u17c1\u179b\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a \u178a\u17c2\u179b\u17a2\u1793\u17bb\u1789\u17d2\u1789\u17b6\u178f\u17b1\u17d2\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u179f\u1798\u17d2\u17a2\u17b6\u178f\u1780\u17c6\u17a0\u17bb\u179f\u1787\u17b6\u1798\u17bb\u1793\u179f\u17b7\u1793\u2014\u1785\u17b6\u17c6\u1794\u17b6\u1785\u17cb\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1790\u1799\u179c\u17b7\u179f\u17b6\u179b\u1797\u17b6\u1796\u1793\u17c3\u1780\u17b6\u179a\u178a\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u178a\u17c2\u179b\u1794\u17b6\u1793\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u17d4.<\/li>\n<li><strong>Ii (\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1797\u17d2\u179b\u17b6\u1798\u17d7)<\/strong> \u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u1797\u17d2\u179b\u17b6\u1798\u17d7\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17c6\u17a0\u17bb\u179f\u1792\u17d2\u1784\u1793\u17cb\u1792\u17d2\u1784\u179a \u17a0\u17be\u1799\u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u1780\u17c6\u178e\u178f\u17cb\u1799\u17c9\u17b6\u1784\u17a0\u17c4\u1785\u178e\u17b6\u179f\u17cb 1.5\u00d7 \u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784 Isd \u178a\u17be\u1798\u17d2\u1794\u17b8\u179a\u1780\u17d2\u179f\u17b6\u1780\u17b6\u179a\u1794\u17c6\u1794\u17c2\u1780\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u179a\u179c\u17b6\u1784\u178f\u17c6\u1794\u1793\u17cb\u1780\u17b6\u179a\u1796\u17b6\u179a\u17d4.<\/li>\n<li><strong>\u17af\u1780\u178f\u17b6\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1785<\/strong> \u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1797\u17b6\u1796\u1794\u178f\u17cb\u1794\u17c2\u1793 \u1793\u17b7\u1784\u1797\u17b6\u1796\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1785\u17d2\u179a\u17be\u1793\u1787\u17b6\u1784\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1780\u1798\u17d2\u178a\u17c5-\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785 \u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1787\u17bd\u179a Ir (0.4-1.0 \u00d7 In), Isd (1.5-10 \u00d7 Ir) \u1793\u17b7\u1784 Ii (2-15 \u00d7 Ir) \u178a\u17c2\u179b\u17a2\u17b6\u1785\u179b\u17c3\u178f\u1798\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793 \u1794\u17bc\u1780\u179a\u17bd\u1798\u1791\u17b6\u17c6\u1784\u1798\u17bb\u1781\u1784\u17b6\u179a\u1780\u1798\u17d2\u179a\u17b7\u178f\u1781\u17d2\u1796\u179f\u17cb\u178a\u17bc\u1785\u1787\u17b6\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a I\u00b2t \u1793\u17b7\u1784\u1780\u17b6\u179a\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u17d4.<\/li>\n<li><strong>\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1780\u17b6\u179a\u179a\u17c0\u1794\u1785\u17c6\u1787\u17b6\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792<\/strong>\u17d6 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u1793\u17c5\u1781\u17b6\u1784\u179b\u17be\u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u1798\u17b6\u1793\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1780\u17b6\u179a\u1785\u17b6\u1794\u17cb\u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784 \u1793\u17b7\u1784\u1780\u17b6\u179a\u1796\u1793\u17d2\u1799\u17b6\u1796\u17c1\u179b\u1799\u17bc\u179a\u1787\u17b6\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 \u178a\u17c4\u1799\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u178f\u17b6\u1798\u1785\u17d2\u1794\u17b6\u1794\u17cb Isd \u1793\u17c5\u1781\u17b6\u1784\u179b\u17be &gt; Ii \u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 \u1793\u17b7\u1784 tsd \u1793\u17c5\u1781\u17b6\u1784\u179b\u17be \u2265 \u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u179f\u1798\u17d2\u17a2\u17b6\u178f\u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 + \u179a\u17b9\u1798\u17d4.<\/li>\n<li><strong>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a I\u00b2t<\/strong> (\u1780\u17b6\u179a\u1785\u1784\u1785\u17b6\u17c6\u1780\u1798\u17d2\u178a\u17c5) \u1780\u17b6\u179a\u1796\u17b6\u179a\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u179a\u17c6\u1781\u17b6\u1793\u1796\u17b8\u1785\u179a\u1793\u17d2\u178f\u17a0\u17bc\u179a\u1785\u17bc\u179b\u1781\u17d2\u179b\u17b8\u17d7 \u1781\u178e\u17c8\u1796\u17c1\u179b\u178a\u17c2\u179b\u179a\u1780\u17d2\u179f\u17b6\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1794\u17d2\u179a\u1786\u17b6\u17c6\u1784\u1793\u17b9\u1784\u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb\u1799\u17bc\u179a\u17a2\u1784\u17d2\u179c\u17c2\u1784\u2014\u1794\u17be\u1780\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1798\u17c9\u17bc\u1791\u17d0\u179a \u1793\u17b7\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784 \u1794\u17b7\u1791\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u1797\u17d2\u179b\u17be\u1784 \u1793\u17b7\u1784\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u179f\u17b6\u1798\u1789\u17d2\u1789\u17d4.<\/li>\n<li><strong>\u1780\u17c6\u17a0\u17bb\u179f\u1791\u17bc\u1791\u17c5<\/strong> \u179a\u17bd\u1798\u1798\u17b6\u1793\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ir \u1781\u17d2\u1796\u179f\u17cb\u1796\u17c1\u1780 (\u1794\u17d2\u179a\u1790\u17bb\u1799\u1793\u17b9\u1784\u1780\u17b6\u179a\u1781\u17bc\u1785\u1781\u17b6\u178f\u1785\u17c6\u17a0\u17b6\u1799) \u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ii \u2264 Isd (\u1794\u17b6\u178f\u17cb\u1794\u1784\u17cb\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f) \u1793\u17b7\u1784\u1780\u17b6\u179a\u1798\u17b7\u1793\u17a2\u17be\u1796\u17be\u1785\u179a\u1793\u17d2\u178f\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\u1798\u17c9\u17bc\u1791\u17d0\u179a (\u1794\u178e\u17d2\u178f\u17b6\u179b\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u179a\u17c6\u1781\u17b6\u1793)\u2014\u178f\u17c2\u1784\u178f\u17c2\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u1794\u17d2\u179a\u1786\u17b6\u17c6\u1784\u1793\u17b9\u1784\u179b\u1780\u17d2\u1781\u178e\u17c8\u1794\u1793\u17d2\u1791\u17bb\u1780 \u1793\u17b7\u1784\u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u17d4.<\/li>\n<li><strong>\u1780\u17b6\u179a\u179c\u17b7\u1797\u17b6\u1782\u1781\u17d2\u179f\u17c2\u1780\u17c4\u1784\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1794\u1785\u17d2\u1785\u17bb\u1794\u17d2\u1794\u1793\u17d2\u1793<\/strong> \u1798\u17b6\u1793\u179f\u17b6\u179a\u17c8\u179f\u17c6\u1781\u17b6\u1793\u17cb\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u179f\u17d2\u1798\u17bb\u1782\u179f\u17d2\u1798\u17b6\u1789\u2014\u1794\u17d2\u179a\u17be\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u178a\u17c2\u179b\u1795\u17d2\u178f\u179b\u17cb\u178a\u17c4\u1799\u1780\u17d2\u179a\u17bb\u1798\u17a0\u17ca\u17bb\u1793\u1795\u179b\u17b7\u178f \u17ac\u1796\u17b7\u1782\u17d2\u179a\u17c4\u17c7\u1787\u17b6\u1798\u17bd\u1799\u1780\u17b6\u179a\u1782\u17b6\u17c6\u1791\u17d2\u179a\u1795\u17d2\u1793\u17c2\u1780\u1794\u1785\u17d2\u1785\u17c1\u1780\u1791\u17c1\u179f VIOX \u178a\u17be\u1798\u17d2\u1794\u17b8\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1793\u17c5\u1791\u17bc\u1791\u17b6\u17c6\u1784\u1780\u1798\u17d2\u179a\u17b7\u178f\u1785\u179a\u1793\u17d2\u178f\u1780\u17c6\u17a0\u17bb\u179f\u1791\u17b6\u17c6\u1784\u17a2\u179f\u17cb \u1793\u17b7\u1784\u1792\u17b6\u1793\u17b6\u1794\u17b6\u1793\u1793\u17bc\u179c\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u17d4.<\/li>\n<li><strong>\u17af\u1780\u179f\u17b6\u179a \u1793\u17b7\u1784\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178f\u17c1\u179f\u17d2\u178f<\/strong> \u1798\u17b6\u1793\u179f\u17b6\u179a\u17c8\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d6 \u1780\u178f\u17cb\u178f\u17d2\u179a\u17b6\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u1791\u17b6\u17c6\u1784\u17a2\u179f\u17cb\u1793\u17c5\u179b\u17be\u1782\u17d2\u179a\u17c4\u1784\u1780\u17b6\u179a\u178e\u17cd\u1794\u1793\u17d2\u1791\u17c7 \u1792\u17d2\u179c\u17be\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178f\u17c1\u179f\u17d2\u178f\u1780\u17b6\u179a\u178a\u17b6\u1780\u17cb\u17b1\u17d2\u1799\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u178a\u17be\u1798\u17d2\u1794\u17b8\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a \u1793\u17b7\u1784\u179a\u1780\u17d2\u179f\u17b6\u1791\u17b7\u1793\u17d2\u1793\u1793\u17d0\u1799\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u178a\u17c4\u17c7\u179f\u17d2\u179a\u17b6\u1799\u1794\u1789\u17d2\u17a0\u17b6 \u1793\u17b7\u1784\u1780\u17b6\u179a\u1780\u17c2\u1794\u17d2\u179a\u17c2\u1793\u17b6\u1796\u17c1\u179b\u17a2\u1793\u17b6\u1782\u178f\u17d4.<\/li>\n<\/ul>\n<p>\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179f\u17c0\u1782\u17d2\u179c\u17b8\u178a\u17c2\u179b\u17a2\u17b6\u1785\u1791\u17bb\u1780\u1785\u17b7\u178f\u17d2\u178f\u1794\u17b6\u1793 \u1793\u17b7\u1784\u1794\u17b6\u1793\u1780\u17c6\u178e\u178f\u17cb\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u1799\u17c9\u17b6\u1784\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb \u179f\u17bc\u1798\u179f\u17d2\u179c\u17c2\u1784\u179a\u1780\u1781\u17d2\u179f\u17c2\u1794\u1793\u17d2\u1791\u17b6\u178f\u17cb\u1796\u17c1\u1789\u179b\u17c1\u1789\u179a\u1794\u179f\u17cb VIOX \u1793\u17c3 <a href=\"https:\/\/test.viox.com\/km\/mccb\/\">MCCB \u1787\u17b6\u1798\u17bd\u1799\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1780\u1780\u1798\u17d2\u179a\u17b7\u178f\u1781\u17d2\u1796\u179f\u17cb<\/a>. \u17d4 \u1780\u17d2\u179a\u17bb\u1798\u179c\u17b7\u179f\u17d2\u179c\u1780\u1798\u17d2\u1798\u179a\u1794\u179f\u17cb\u1799\u17be\u1784\u1795\u17d2\u178f\u179b\u17cb\u1780\u17b6\u179a\u1782\u17b6\u17c6\u1791\u17d2\u179a\u1799\u17c9\u17b6\u1784\u1791\u17bc\u179b\u17c6\u1791\u17bc\u179b\u17b6\u1799\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a \u1780\u17b6\u179a\u179f\u17b7\u1780\u17d2\u179f\u17b6\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b \u1793\u17b7\u1784\u1787\u17c6\u1793\u17bd\u1799\u1780\u17b6\u179a\u178a\u17b6\u1780\u17cb\u17b1\u17d2\u1799\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a \u178a\u17be\u1798\u17d2\u1794\u17b8\u1792\u17b6\u1793\u17b6\u1790\u17b6\u179f\u17c6\u178e\u17b6\u1789\u17cb\u1785\u17c2\u1780\u1785\u17b6\u1799\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u178a\u17c4\u1799\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796 \u1793\u17b7\u1784\u1794\u17d2\u179a\u179f\u17b7\u1791\u17d2\u1792\u1797\u17b6\u1796\u17d4 \u1791\u17b6\u1780\u17cb\u1791\u1784\u1798\u1780\u1799\u17be\u1784\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u178e\u17c2\u1793\u17b6\u17c6\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb\u1793\u17c3\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u179b\u17be\u1780\u17b6\u179a\u1794\u1784\u17d2\u1780\u17be\u1793\u1794\u17d2\u179a\u179f\u17b7\u1791\u17d2\u1792\u1797\u17b6\u1796\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb Ir, Isd \u1793\u17b7\u1784 Ii \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u178f\u17c2\u1798\u17bd\u1799\u1782\u178f\u17cb\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u17d4.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Why MCCB Trip Unit Settings Matter: The Foundation of Electrical Protection Modern electrical distribution systems demand precise, reliable protection against overloads and short circuits. At the heart of this protection lies the molded case circuit breaker (MCCB) trip unit\u2014the &#8220;brain&#8221; that determines when and how quickly a breaker responds to fault conditions. Unlike fixed-trip miniature [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":21380,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-21379","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/posts\/21379","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/comments?post=21379"}],"version-history":[{"count":1,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/posts\/21379\/revisions"}],"predecessor-version":[{"id":21381,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/posts\/21379\/revisions\/21381"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/media\/21380"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/media?parent=21379"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/categories?post=21379"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/tags?post=21379"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}