{"id":23388,"date":"2026-04-05T15:15:36","date_gmt":"2026-04-05T07:15:36","guid":{"rendered":"https:\/\/viox.com\/?p=23388"},"modified":"2026-04-05T15:15:39","modified_gmt":"2026-04-05T07:15:39","slug":"how-to-read-dc-isolator-switch-ratings-voltage-current-poles-and-utilization-categories","status":"publish","type":"post","link":"https:\/\/test.viox.com\/km\/how-to-read-dc-isolator-switch-ratings-voltage-current-poles-and-utilization-categories\/","title":{"rendered":"\u179a\u1794\u17c0\u1794\u17a2\u17b6\u1793\u1780\u1798\u17d2\u179a\u17b7\u178f\u179c\u17c9\u17bb\u179b  current \u1785\u17c6\u1793\u17bd\u1793\u1794\u17c9\u17bc\u179b \u1793\u17b7\u1784\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb \u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f DC: \u179c\u17c9\u17bb\u179b, \u1785\u179a\u1793\u17d2\u178f, \u1794\u17c9\u17bc\u179b \u1793\u17b7\u1784\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb"},"content":{"rendered":"<div class=\"product-intro\">\n<h2>\u1785\u1798\u17d2\u179b\u17be\u1799\u1795\u17d2\u1791\u17b6\u179b\u17cb<\/h2>\n<p>\u1780\u17b6\u179a\u17a2\u17b6\u1793 <a href=\"https:\/\/test.viox.com\/km\/dc-isolator-switch\/\">\u1780\u17bb\u1784\u178f\u17b6\u1780\u17cb\u17a2\u17ca\u17b8\u179f\u17bc\u17a1\u1784\u17cb DC<\/a> \u179f\u17d2\u179b\u17b6\u1780\u200b\u17b1\u17d2\u1799\u200b\u1794\u17b6\u1793\u200b\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u200b\u1782\u17ba\u200b\u17a2\u17b6\u179f\u17d2\u179a\u17d0\u1799\u200b\u179b\u17be\u200b\u1780\u178f\u17d2\u178f\u17b6\u200b\u1794\u17bd\u1793\u200b\u1799\u17c9\u17b6\u1784 \u178a\u17c2\u179b\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u178f\u17d2\u179a\u17bd\u178f\u200b\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u200b\u178f\u17b6\u1798\u200b\u179b\u17c6\u178a\u17b6\u1794\u17cb\u200b\u178a\u17bc\u1785\u200b\u1781\u17b6\u1784\u200b\u1780\u17d2\u179a\u17c4\u1798\u17d6<\/p>\n<ul>\n<li><strong>\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179c\u17c9\u17bb\u179b<\/strong> \u2014 \u178f\u17be\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u17d2\u178a\u17bc\u179a\u200b\u17a2\u17b6\u1785\u200b\u1791\u1794\u17cb\u1791\u179b\u17cb\u200b\u1793\u17b9\u1784\u200b\u179c\u17c9\u17bb\u179b DC \u1781\u17d2\u1796\u179f\u17cb\u200b\u1794\u17c6\u1795\u17bb\u178f\u200b\u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u200b\u179a\u1794\u179f\u17cb\u200b\u17a2\u17d2\u1793\u1780\u200b\u178a\u17c4\u1799\u200b\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u200b\u178a\u17c2\u179a\u200b\u17ac\u200b\u1791\u17c1?<\/li>\n<li><strong>\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1794\u1785\u17d2\u1785\u17bb\u1794\u17d2\u1794\u1793\u17d2\u1793<\/strong> \u2014 \u178f\u17be\u200b\u179c\u17b6\u200b\u17a2\u17b6\u1785\u200b\u1795\u17d2\u1791\u17bb\u1780\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1794\u1793\u17d2\u178f\u200b\u178a\u17c2\u179b\u200b\u179a\u17c6\u1796\u17b9\u1784\u200b\u1791\u17bb\u1780\u200b\u178a\u17c4\u1799\u200b\u1798\u17b7\u1793\u200b\u17a1\u17be\u1784\u200b\u1780\u1798\u17d2\u178a\u17c5\u200b\u1794\u17b6\u1793\u200b\u178a\u17c2\u179a\u200b\u17ac\u200b\u1791\u17c1?<\/li>\n<li><strong>\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u1794\u17c9\u17bc\u179b<\/strong> \u2014 \u178f\u17be\u200b\u179c\u17b6\u200b\u1795\u17d2\u178a\u17b6\u1785\u17cb\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1794\u17c9\u17bb\u1793\u17d2\u1798\u17b6\u1793\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1796\u17c1\u179b\u200b\u178f\u17c2\u200b\u1798\u17bd\u1799?<\/li>\n<li><strong>\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb<\/strong> \u2014 \u178f\u17be\u200b\u179c\u17b6\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u179f\u17b6\u1780\u179b\u17d2\u1794\u1784\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1794\u17d2\u179a\u1797\u17c1\u1791\u200b\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u200b\u1794\u17d2\u178a\u17bc\u179a DC \u1794\u17c2\u1794\u200b\u178e\u17b6?<\/li>\n<\/ul>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Engineer-inspecting-DC-isolator-switch-ratings-on-a-photovoltaic-installation.webp\" alt=\"Engineer inspecting DC isolator switch ratings on a photovoltaic installation\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">\u179c\u17b7\u179f\u17d2\u179c\u1780\u179a\u200b\u1780\u17c6\u1796\u17bb\u1784\u200b\u178f\u17d2\u179a\u17bd\u178f\u200b\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u200b\u178a\u17c4\u1799\u200b\u1794\u17d2\u179a\u17bb\u1784\u200b\u1794\u17d2\u179a\u1799\u17d0\u178f\u17d2\u1793\u200b\u1793\u17bc\u179c\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u179b\u17be\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u17d2\u178a\u17bc\u179a\u200b\u178a\u17b6\u1785\u17cb\u200b\u1785\u179a\u1793\u17d2\u178f DC \u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1780\u17b6\u179a\u200b\u178a\u17c6\u17a1\u17be\u1784\u200b\u179f\u17bc\u17a1\u17b6 PV \u178a\u17be\u1798\u17d2\u1794\u17b8\u200b\u1792\u17b6\u1793\u17b6\u200b\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u200b\u1793\u17b7\u1784\u200b\u1780\u17b6\u179a\u200b\u17a2\u1793\u17bb\u179b\u17c4\u1798\u200b\u178f\u17b6\u1798\u200b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u17d4.<\/figcaption><\/figure>\n<p>\u179b\u17c6\u178a\u17b6\u1794\u17cb\u200b\u1782\u17ba\u200b\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d4 \u178f\u17b6\u1798\u200b\u1780\u17b6\u179a\u200b\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f \u1780\u17c6\u17a0\u17bb\u179f\u200b\u1793\u17c3\u200b\u1780\u17b6\u179a\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u178a\u17c2\u179b\u200b\u1780\u17be\u178f\u200b\u17a1\u17be\u1784\u200b\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb\u200b\u1794\u17c6\u1795\u17bb\u178f\u200b\u1782\u17ba\u200b\u1793\u17c5\u200b\u1796\u17c1\u179b\u200b\u178a\u17c2\u179b\u200b\u17a2\u17d2\u1793\u1780\u200b\u1791\u17b7\u1789\u200b\u1795\u17d2\u178a\u17c4\u178f\u200b\u179b\u17be\u200b\u179b\u17c1\u1781\u200b\u17a2\u17c6\u1796\u17c2\u179a\u200b\u1787\u17b6\u200b\u1798\u17bb\u1793\u200b\u179f\u17b7\u1793 \u17a0\u17be\u1799\u200b\u1798\u17be\u179b\u200b\u179a\u17c6\u179b\u1784\u200b\u1790\u17d2\u1793\u17b6\u1780\u17cb\u200b\u179c\u17c9\u17bb\u179b \u17ac\u200b\u1794\u17d2\u179a\u1797\u17c1\u1791\u200b\u1780\u17b6\u179a\u200b\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u17d4 \u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u17d2\u178a\u17bc\u179a\u200b\u178a\u17b6\u1785\u17cb\u200b\u1785\u179a\u1793\u17d2\u178f 32 A \u1798\u17b7\u1793\u200b\u179f\u17d0\u1780\u17d2\u178a\u17b7\u179f\u1798\u200b\u178a\u17c4\u1799\u200b\u179f\u17d2\u179c\u17d0\u1799\u200b\u1794\u17d2\u179a\u179c\u178f\u17d2\u178f\u17b7\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8 DC 32 A \u1782\u17d2\u179a\u1794\u17cb\u200b\u1794\u17d2\u179a\u1797\u17c1\u1791\u200b\u1793\u17c4\u17c7\u200b\u1791\u17c1 \u1787\u17b6\u200b\u1796\u17b7\u179f\u17c1\u179f\u200b\u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u200b\u179f\u17bc\u17a1\u17b6 PV \u178a\u17c2\u179b Voc \u17a2\u17b6\u1780\u17b6\u179f\u1792\u17b6\u178f\u17bb\u200b\u178f\u17d2\u179a\u1787\u17b6\u1780\u17cb \u1780\u17b6\u179a\u200b\u179a\u17c0\u1794\u1785\u17c6\u200b\u1794\u1784\u17d2\u1782\u17c4\u179b \u1793\u17b7\u1784\u200b\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u200b\u1794\u17d2\u178a\u17bc\u179a DC \u17a2\u17b6\u1785\u200b\u1795\u17d2\u179b\u17b6\u179f\u17cb\u200b\u1794\u17d2\u178a\u17bc\u179a\u200b\u1785\u1798\u17d2\u179b\u17be\u1799\u200b\u1791\u17b6\u17c6\u1784\u200b\u179f\u17d2\u179a\u17bb\u1784\u17d4.<\/p>\n<p>\u1794\u17d2\u179a\u179f\u17b7\u1793\u200b\u1794\u17be\u200b\u17a2\u17d2\u1793\u1780\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1780\u17b6\u179a\u200b\u1795\u17d2\u1791\u17c3\u200b\u1781\u17b6\u1784\u200b\u1780\u17d2\u179a\u17c4\u1799\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1791\u17bc\u179b\u17c6\u1791\u17bc\u179b\u17b6\u1799\u200b\u1787\u17b6\u200b\u1798\u17bb\u1793\u200b\u179f\u17b7\u1793 \u179f\u17bc\u1798\u200b\u1785\u17b6\u1794\u17cb\u200b\u1795\u17d2\u178a\u17be\u1798\u200b\u1787\u17b6\u1798\u17bd\u1799 <a href=\"https:\/\/test.viox.com\/km\/what-is-a-dc-isolator-switch\/\">\u178f\u17be DC Isolator Switch \u1782\u17ba\u1787\u17b6\u17a2\u17d2\u179c\u17b8?<\/a>. \u17d4 \u1794\u17d2\u179a\u179f\u17b7\u1793\u200b\u1794\u17be\u200b\u17a2\u17d2\u1793\u1780\u200b\u1798\u17b6\u1793\u200b\u179f\u17d2\u179b\u17b6\u1780 \u179f\u1793\u17d2\u179b\u17b9\u1780\u200b\u1791\u17b7\u1793\u17d2\u1793\u1793\u17d0\u1799 \u17ac\u200b\u179f\u1793\u17d2\u179b\u17b9\u1780\u200b\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u200b\u179b\u1780\u17d2\u1781\u178e\u17c8\u200b\u1796\u17b7\u179f\u17c1\u179f\u200b\u179a\u1794\u179f\u17cb\u200b\u1795\u179b\u17b7\u178f\u1795\u179b\u200b\u1793\u17c5\u200b\u1796\u17b8\u200b\u1798\u17bb\u1781\u200b\u17a2\u17d2\u1793\u1780\u200b\u179a\u17bd\u1785\u200b\u17a0\u17be\u1799 \u1798\u1782\u17d2\u1782\u17bb\u1791\u17d2\u1791\u17c1\u179f\u1780\u17cd\u200b\u1793\u17c1\u17c7\u200b\u1793\u17b9\u1784\u200b\u1793\u17b6\u17c6\u200b\u17a2\u17d2\u1793\u1780\u200b\u1786\u17d2\u179b\u1784\u200b\u1780\u17b6\u178f\u17cb\u200b\u17a2\u178f\u17d2\u1790\u1793\u17d0\u1799\u200b\u1793\u17c3\u200b\u1794\u1793\u17d2\u1791\u17b6\u178f\u17cb\u200b\u1793\u17b8\u1798\u17bd\u1799\u17d7 \u1793\u17b7\u1784\u200b\u17a2\u17d2\u179c\u17b8\u200b\u178a\u17c2\u179b\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u200b\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u17d4.<\/p>\n<h2>\u178f\u17b6\u179a\u17b6\u1784\u1799\u17c4\u1784\u179a\u17a0\u17d0\u179f<\/h2>\n<table style=\"border-collapse: collapse; width: 100%; text-align: left; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr>\n<th>\u1792\u17b6\u178f\u17bb\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3<\/th>\n<th>\u17a2\u17d2\u179c\u17b8\u200b\u178a\u17c2\u179b\u200b\u179c\u17b6\u200b\u1794\u17d2\u179a\u17b6\u1794\u17cb\u200b\u17a2\u17d2\u1793\u1780<\/th>\n<th>\u1780\u17c6\u17a0\u17bb\u179f\u1791\u17bc\u1791\u17c5<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u1780\u1798\u17d2\u179a\u17b7\u178f\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179c\u17c9\u17bb\u179b (Ue)<\/strong><\/td>\n<td>\u179c\u17c9\u17bb\u179b\u200b\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a DC \u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6\u200b\u178a\u17c2\u179b\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u17d2\u178a\u17bc\u179a\u200b\u17a2\u17b6\u1785\u200b\u1791\u1794\u17cb\u1791\u179b\u17cb\u200b\u1794\u17b6\u1793\u200b\u1780\u17d2\u179a\u17c4\u1798\u200b\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u200b\u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u200b\u179a\u1794\u179f\u17cb\u200b\u179c\u17b6<\/td>\n<td>\u1780\u17b6\u179a\u200b\u1795\u17d2\u1782\u17bc\u1795\u17d2\u1782\u1784\u200b\u178f\u17c2\u200b\u179c\u17c9\u17bb\u179b\u200b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u200b\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u200b\u1794\u1793\u17d2\u179f\u17c6\u200b\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7 \u17a0\u17be\u1799\u200b\u1798\u17b7\u1793\u200b\u17a2\u17be\u1796\u17be\u200b\u1793\u17b9\u1784 PV Voc \u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u1780\u17c2\u200b\u178f\u1798\u17d2\u179a\u17bc\u179c\u200b\u178f\u17d2\u179a\u1787\u17b6\u1780\u17cb<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u1785\u179a\u1793\u17d2\u178f (Ie)<\/strong><\/td>\n<td>\u1785\u179a\u1793\u17d2\u178f\u200b\u178a\u17c2\u179b\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u17d2\u178a\u17bc\u179a\u200b\u17a2\u17b6\u1785\u200b\u1795\u17d2\u1791\u17bb\u1780\u200b\u1794\u17b6\u1793\u200b\u1780\u17d2\u179a\u17c4\u1798\u200b\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u200b\u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb<\/td>\n<td>\u1780\u17b6\u179a\u200b\u179f\u1793\u17d2\u1798\u178f\u200b\u1790\u17b6\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1793\u17c5\u200b\u178f\u17c2\u200b\u178a\u178a\u17c2\u179b\u200b\u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u179f\u17d2\u179a\u17c4\u1798\u200b\u1793\u17b7\u1784\u200b\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u200b\u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796\u200b\u1793\u17b8\u1798\u17bd\u1799\u17d7<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1794\u1784\u17d2\u1782\u17c4\u179b<\/strong><\/td>\n<td>\u178f\u17be\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1794\u17c9\u17bb\u1793\u17d2\u1798\u17b6\u1793\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u1795\u17d2\u178a\u17b6\u1785\u17cb\u200b\u1785\u17c1\u1789\u200b\u1796\u17b8\u200b\u1782\u17d2\u1793\u17b6<\/td>\n<td>\u1780\u17b6\u179a\u200b\u1785\u17b6\u178f\u17cb\u200b\u1791\u17bb\u1780 2P \u1793\u17b7\u1784 4P \u1790\u17b6\u200b\u17a2\u17b6\u1785\u200b\u1795\u17d2\u179b\u17b6\u179f\u17cb\u200b\u1794\u17d2\u178a\u17bc\u179a\u200b\u1782\u17d2\u1793\u17b6\u200b\u1794\u17b6\u1793<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb<\/strong><\/td>\n<td>\u1794\u17d2\u179a\u1797\u17c1\u1791\u200b\u1793\u17c3\u200b\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u200b\u1794\u17d2\u178a\u17bc\u179a\u200b\u178a\u17c2\u179b\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u179f\u17b6\u1780\u179b\u17d2\u1794\u1784\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb<\/td>\n<td>\u1780\u17b6\u179a\u200b\u1798\u17b7\u1793\u200b\u17a2\u17be\u1796\u17be\u200b\u1790\u17b6\u200b\u178f\u17be\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u17d2\u178a\u17bc\u179a\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u200b\u1795\u17d2\u1791\u17bb\u1780 DC \u1796\u17b7\u178f\u200b\u1794\u17d2\u179a\u17b6\u1780\u178a\u200b\u17ac\u200b\u17a2\u178f\u17cb<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793\u200b\u179c\u17b7\u1789\u17d2\u1789\u17b6\u1794\u1793\u1794\u178f\u17d2\u179a \u17ac\u200b\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a<\/strong><\/td>\n<td>\u1791\u17b8\u1795\u17d2\u179f\u17b6\u179a\u200b\u1793\u17b7\u1784\u200b\u1780\u17d2\u179a\u1794\u1781\u17d0\u178e\u17d2\u178c\u200b\u179f\u17b6\u1780\u179b\u17d2\u1794\u1784\u200b\u178e\u17b6\u200b\u178a\u17c2\u179b\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1782\u17d2\u1793\u17b6<\/td>\n<td>\u1780\u17b6\u179a\u200b\u1794\u17d2\u179a\u17be\u200b\u1795\u179b\u17b7\u178f\u1795\u179b\u200b\u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u179f\u1789\u17d2\u1789\u17b6 AC \u17ac\u200b\u1795\u179b\u17b7\u178f\u1795\u179b\u200b\u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u1796\u17b7\u1796\u178e\u17cc\u1793\u17b6\u200b\u1798\u17b7\u1793\u200b\u1785\u17d2\u1794\u17b6\u179f\u17cb\u179b\u17b6\u179f\u17cb\u200b\u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8 PV DC<\/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\/Technical-infographic-showing-how-to-read-ratings-on-a-photovoltaic-DC-isolator-switch.webp\" alt=\"Technical infographic showing how to read ratings on a photovoltaic DC isolator switch\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">\u179a\u17bc\u1794\u1797\u17b6\u1796\u200b\u1796\u17d0\u178f\u17cc\u1798\u17b6\u1793\u200b\u1794\u1785\u17d2\u1785\u17c1\u1780\u1791\u17c1\u179f\u200b\u178a\u17c2\u179b\u200b\u179b\u1798\u17d2\u17a2\u17b7\u178f\u200b\u17a2\u17c6\u1796\u17b8\u200b\u179a\u1784\u17d2\u179c\u17b6\u179f\u17cb\u200b\u1793\u17b7\u1784\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d7\u200b\u178a\u17c2\u179b\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u179a\u1780\u200b\u1798\u17be\u179b\u200b\u1793\u17c5\u200b\u179b\u17be\u200b\u1795\u17d2\u179b\u17b6\u1780\u200b\u1788\u17d2\u1798\u17c4\u17c7\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u17d2\u178a\u17bc\u179a\u200b\u178a\u17b6\u1785\u17cb\u200b\u1785\u179a\u1793\u17d2\u178f DC \u1790\u17b6\u1798\u1796\u179b\u200b\u1796\u1793\u17d2\u179b\u17ba\u200b\u1796\u17d2\u179a\u17c7\u17a2\u17b6\u1791\u17b7\u178f\u17d2\u1799\u17d4.<\/figcaption><\/figure>\n<h2>\u17a0\u17c1\u178f\u17bb\u17a2\u17d2\u179c\u17b8\u200b\u1794\u17b6\u1793\u200b\u1787\u17b6\u200b\u1780\u17b6\u179a\u200b\u17a2\u17b6\u1793\u200b\u179f\u17d2\u179b\u17b6\u1780\u200b\u179f\u17c6\u1781\u17b6\u1793\u17cb\u200b\u1787\u17b6\u1784\u200b\u17a2\u17d2\u179c\u17b8\u200b\u178a\u17c2\u179b\u200b\u17a2\u17d2\u1793\u1780\u200b\u179a\u17c6\u1796\u17b9\u1784\u200b\u1791\u17bb\u1780<\/h2>\n<p>\u179f\u17d2\u179b\u17b6\u1780\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u17d2\u178a\u17bc\u179a\u200b\u178a\u17b6\u1785\u17cb\u200b\u1785\u179a\u1793\u17d2\u178f DC \u1798\u17b7\u1793\u200b\u1798\u17c2\u1793\u200b\u1787\u17b6\u200b\u1780\u17b6\u179a\u200b\u178f\u17bb\u1794\u178f\u17c2\u1784\u200b\u1780\u17b6\u178f\u17b6\u17a1\u17bb\u1780\u200b\u1791\u17c1\u17d4 \u179c\u17b6\u200b\u1787\u17b6\u200b\u179f\u17c1\u1785\u1780\u17d2\u178a\u17b8\u200b\u179f\u1784\u17d2\u1781\u17c1\u1794\u200b\u179f\u1784\u17d2\u1781\u17c1\u1794\u200b\u1793\u17c3\u200b\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u200b\u178a\u17c2\u179b\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u200b\u1790\u17b6\u200b\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u200b\u178a\u17c4\u1799\u200b\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u17d4.<\/p>\n<p>\u1793\u17c1\u17c7\u200b\u1782\u17ba\u200b\u179f\u17c6\u1781\u17b6\u1793\u17cb\u200b\u1787\u17b6\u200b\u1796\u17b7\u179f\u17c1\u179f\u200b\u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u179f\u17bc\u17a1\u17b6 PV \u1796\u17b8\u1796\u17d2\u179a\u17c4\u17c7\u17d6<\/p>\n<ul>\n<li>\u179c\u17c9\u17bb\u179b\u200b\u17a2\u17b6\u179a\u17c1\u200b\u1795\u17d2\u179b\u17b6\u179f\u17cb\u200b\u1794\u17d2\u178a\u17bc\u179a\u200b\u178f\u17b6\u1798\u200b\u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796 \u17a0\u17be\u1799\u200b\u1796\u17c1\u179b\u200b\u1796\u17d2\u179a\u17b9\u1780\u200b\u178f\u17d2\u179a\u1787\u17b6\u1780\u17cb\u200b\u17a2\u17b6\u1785\u200b\u179a\u17bb\u1789 Voc \u17b1\u17d2\u1799\u200b\u1781\u17d2\u1796\u179f\u17cb\u200b\u1787\u17b6\u1784\u200b\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u200b\u1794\u1793\u17d2\u179f\u17c6<\/li>\n<li>\u1795\u17d2\u1793\u17c2\u1780 DC \u1793\u17c5\u200b\u178f\u17c2\u200b\u1798\u17b6\u1793\u200b\u1790\u17b6\u1798\u1796\u179b\u200b\u1793\u17c5\u200b\u1796\u17c1\u179b\u200b\u178e\u17b6\u200b\u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u1796\u1793\u17d2\u179b\u17ba\u200b\u1790\u17d2\u1784\u17c3<\/li>\n<li>\u1792\u17d2\u1793\u17bc DC \u1798\u17b6\u1793\u200b\u17a5\u179a\u17b7\u1799\u17b6\u1794\u1790\u200b\u1781\u17bb\u179f\u200b\u1796\u17b8\u200b\u1792\u17d2\u1793\u17bc AC \u178a\u17c2\u179b\u200b\u1792\u17d2\u179c\u17be\u200b\u17b1\u17d2\u1799\u200b\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u200b\u1794\u17d2\u178a\u17bc\u179a\u200b\u1780\u17b6\u1793\u17cb\u200b\u178f\u17c2\u200b\u178f\u17b9\u1784\u179a\u17c9\u17b9\u1784<\/li>\n<li>\u179f\u1789\u17d2\u1789\u17b6\u200b\u179f\u1798\u17d2\u1782\u17b6\u179b\u17cb\u200b\u1795\u179b\u17b7\u178f\u1795\u179b\u200b\u17a2\u17b6\u1785\u200b\u1798\u17be\u179b\u200b\u1791\u17c5\u200b\u179f\u17d2\u179a\u178a\u17c0\u1784\u200b\u1782\u17d2\u1793\u17b6\u200b\u1793\u17c5\u200b\u179b\u17be\u200b\u1795\u17d2\u1791\u17c3\u200b\u1781\u178e\u17c8\u200b\u1796\u17c1\u179b\u200b\u178a\u17c2\u179b\u200b\u178a\u17c2\u1793\u200b\u1780\u17c6\u178e\u178f\u17cb\u200b\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u200b\u1796\u17b7\u178f\u200b\u1794\u17d2\u179a\u17b6\u1780\u178a\u200b\u1781\u17bb\u179f\u200b\u1782\u17d2\u1793\u17b6\u200b\u1799\u17c9\u17b6\u1784\u200b\u1781\u17d2\u179b\u17b6\u17c6\u1784<\/li>\n<\/ul>\n<p>\u178a\u17c4\u1799\u200b\u1782\u17b7\u178f\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1785\u17b7\u178f\u17d2\u178f \u179c\u17b7\u1792\u17b8\u179f\u17b6\u179f\u17d2\u178f\u17d2\u179a\u200b\u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u200b\u1794\u17c6\u1795\u17bb\u178f\u200b\u1782\u17ba\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1792\u17d2\u179c\u17be\u200b\u1780\u17b6\u179a\u200b\u178f\u17b6\u1798\u200b\u179a\u1799\u17c8\u200b\u1780\u17b6\u179a\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u1793\u17b8\u1798\u17bd\u1799\u17d7\u200b\u1798\u17d2\u178a\u1784\u200b\u1798\u17bd\u1799\u17d7\u17d4.<\/p>\n<h2>\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17c9\u17bb\u179b\u17d6 \u1785\u17b6\u1794\u17cb\u200b\u1795\u17d2\u178a\u17be\u1798\u200b\u1793\u17c5\u200b\u1791\u17b8\u200b\u1793\u17c1\u17c7\u200b\u1787\u17b6\u200b\u1798\u17bb\u1793\u200b\u179f\u17b7\u1793<\/h2>\n<p>\u179b\u17c1\u1781\u200b\u178a\u17c6\u1794\u17bc\u1784\u200b\u178a\u17c2\u179b\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u200b\u1782\u17ba\u200b\u179c\u17c9\u17bb\u179b DC \u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3 \u178a\u17c2\u179b\u200b\u1785\u17d2\u179a\u17be\u1793\u200b\u178f\u17c2\u200b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u200b\u1787\u17b6 <code>Ue<\/code> \u17ac\u200b\u179a\u17b6\u1799\u200b\u1794\u1789\u17d2\u1787\u17b8\u200b\u1787\u17b6\u200b\u179c\u17c9\u17bb\u179b\u200b\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a DC \u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6\u17d4.<\/p>\n<h3>\u17a2\u178f\u17d2\u1790\u1793\u17d0\u1799\u200b\u1793\u17c3\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17c9\u17bb\u179b<\/h3>\n<p>\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17c9\u17bb\u179b\u200b\u1794\u17d2\u179a\u17b6\u1794\u17cb\u200b\u17a2\u17d2\u1793\u1780\u200b\u1796\u17b8\u200b\u179c\u17c9\u17bb\u179b\u200b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792 DC \u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6\u200b\u178a\u17c2\u179b\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u178a\u17b6\u1785\u17cb\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u17a2\u17b6\u1785\u200b\u1791\u1794\u17cb\u1791\u179b\u17cb\u200b\u1794\u17b6\u1793\u200b\u1780\u17d2\u179a\u17c4\u1798\u200b\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u200b\u178a\u17c2\u179b\u200b\u179c\u17b6\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u179f\u17b6\u1780\u179b\u17d2\u1794\u1784\u17d4 \u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1780\u17b6\u179a\u1784\u17b6\u179a PV \u1793\u17c1\u17c7\u200b\u1782\u17ba\u200b\u1798\u17b6\u1793\u200b\u179f\u17b6\u179a\u17c8\u179f\u17c6\u1781\u17b6\u1793\u17cb\u200b\u1781\u17d2\u179b\u17b6\u17c6\u1784\u200b\u178e\u17b6\u179f\u17cb\u200b\u1796\u17b8\u1796\u17d2\u179a\u17c4\u17c7\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u17a2\u17b6\u1785\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u1794\u17d2\u179a\u17be\u200b\u1793\u17c5\u17d6<\/p>\n<ul>\n<li>600 VDC<\/li>\n<li>800 VDC<\/li>\n<li>1000 VDC<\/li>\n<li>1200 VDC<\/li>\n<li>\u17ac 1500 VDC \u17a2\u17b6\u179f\u17d2\u179a\u17d0\u1799\u200b\u179b\u17be\u200b\u179f\u17d2\u1790\u17b6\u1794\u178f\u17d2\u1799\u1780\u1798\u17d2\u1798\u200b\u178a\u17c6\u17a1\u17be\u1784<\/li>\n<\/ul>\n<h3>\u1780\u17c6\u17a0\u17bb\u179f\u200b\u1791\u17bc\u1791\u17c5\u200b\u1794\u17c6\u1795\u17bb\u178f\u17d6 \u1780\u17b6\u179a\u200b\u1794\u17d2\u179a\u17be\u200b\u179c\u17c9\u17bb\u179b\u200b\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u200b\u1794\u1793\u17d2\u179f\u17c6\u200b\u1787\u17c6\u1793\u17bd\u179f\u200b\u17b1\u17d2\u1799\u200b\u179c\u17c9\u17bb\u179b\u200b\u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u1780\u17c2\u200b\u178f\u1798\u17d2\u179a\u17bc\u179c\u200b\u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6<\/h3>\n<p>\u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u200b\u179f\u17bc\u17a1\u17b6 \u17a2\u17d2\u1793\u1780\u200b\u1798\u17b7\u1793\u200b\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u178a\u17b6\u1785\u17cb\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u178a\u17c4\u1799\u200b\u1795\u17d2\u17a2\u17c2\u1780\u200b\u179b\u17be\u200b\u179f\u17d2\u179b\u17b6\u1780\u200b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792 DC \u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u200b\u1794\u1793\u17d2\u179f\u17c6\u200b\u178f\u17c2\u200b\u1798\u17bd\u1799\u200b\u1798\u17bb\u1781\u200b\u1793\u17c4\u17c7\u200b\u1791\u17c1\u17d4 \u17a2\u17d2\u1793\u1780\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1780\u17b6\u179a\u200b\u179c\u17c9\u17bb\u179b\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1794\u17be\u1780\u200b\u1785\u17c6\u17a0\u200b\u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6 \u179a\u17bd\u1798\u200b\u1791\u17b6\u17c6\u1784\u200b\u1780\u17b6\u179a\u200b\u1780\u17c2\u200b\u178f\u1798\u17d2\u179a\u17bc\u179c\u200b\u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796\u200b\u178f\u17d2\u179a\u1787\u17b6\u1780\u17cb\u17d4.<\/p>\n<p>\u179f\u17bc\u1798\u200b\u1796\u17b7\u1785\u17b6\u179a\u178e\u17b6\u200b\u179f\u17c1\u178e\u17b6\u179a\u17b8\u1799\u17c9\u17bc\u200b\u1793\u17c1\u17c7\u17d6 \u1781\u17d2\u179f\u17c2 PV \u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u179a\u1785\u1793\u17b6\u200b\u17a1\u17be\u1784\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb \u201c\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792 1000 V\u201d \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u200b\u1793\u17c5\u200b\u1796\u17d2\u179a\u17b9\u1780\u200b\u179a\u178a\u17bc\u179c\u179a\u1784\u17b6\u200b\u178a\u17cf\u200b\u178f\u17d2\u179a\u1787\u17b6\u1780\u17cb Voc \u1796\u17b7\u178f\u200b\u1794\u17d2\u179a\u17b6\u1780\u178a\u200b\u1788\u17b6\u1793\u200b\u178a\u179b\u17cb 1050 V\u17d4 \u1794\u17d2\u179a\u179f\u17b7\u1793\u200b\u1794\u17be\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u178a\u17b6\u1785\u17cb\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u178f\u17d2\u179a\u17b9\u1798\u200b\u178f\u17c2 1000 VDC \u1793\u17c4\u17c7\u200b\u179c\u17b6\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u1791\u17b6\u1794\u200b\u1799\u17c9\u17b6\u1784\u200b\u1798\u17b6\u1793\u200b\u1794\u17d2\u179a\u179f\u17b7\u1791\u17d2\u1792\u1797\u17b6\u1796 \u1791\u17c4\u17c7\u200b\u1794\u17b8\u200b\u1787\u17b6\u200b\u17a2\u17d2\u179c\u17b8\u17d7\u200b\u1798\u17be\u179b\u200b\u1791\u17c5\u200b\u179b\u17d2\u17a2\u200b\u1793\u17c5\u200b\u179b\u17be\u200b\u179f\u1793\u17d2\u179b\u17b9\u1780\u200b\u179f\u1798\u17d2\u179a\u1784\u17cb\u200b\u1780\u17cf\u200b\u178a\u17c4\u1799\u17d4.<\/p>\n<p>\u1793\u17c1\u17c7\u200b\u1782\u17ba\u200b\u1787\u17b6\u200b\u17a0\u17c1\u178f\u17bb\u1795\u179b\u200b\u1798\u17bd\u1799\u200b\u178a\u17c2\u179b\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u178a\u17b6\u1785\u17cb\u200b\u1785\u179a\u1793\u17d2\u178f DC \u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792 PV \u1782\u17bd\u179a\u200b\u178f\u17c2\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u200b\u17a1\u17be\u1784\u200b\u179c\u17b7\u1789\u200b\u178a\u17c4\u1799\u200b\u1798\u17b6\u1793\u200b\u179c\u17b7\u1793\u17d0\u1799\u200b\u179c\u17b7\u179f\u17d2\u179c\u1780\u1798\u17d2\u1798\u200b\u178a\u17bc\u1785\u200b\u1782\u17d2\u1793\u17b6\u200b\u1793\u17b9\u1784\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd DC \u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u17a0\u17b6\u1793\u17b7\u1797\u17d0\u1799\u200b\u1781\u17d2\u1796\u179f\u17cb\u200b\u1795\u17d2\u179f\u17c1\u1784\u200b\u1791\u17c0\u178f\u17d4.<\/p>\n<h3>\u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd\u200b\u178f\u17d2\u179a\u17bd\u178f\u200b\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u200b\u179c\u17c9\u17bb\u179b\u200b\u179a\u17a0\u17d0\u179f<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; text-align: left; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr>\n<th>\u179f\u17c1\u178e\u17b6\u179a\u17b8\u1799\u17c9\u17bc<\/th>\n<th>\u179f\u17d2\u179b\u17b6\u1780\u200b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792<\/th>\n<th>Voc \u1796\u17c1\u179b\u200b\u1796\u17d2\u179a\u17b9\u1780\u200b\u178f\u17d2\u179a\u1787\u17b6\u1780\u17cb\u200b\u1796\u17b7\u178f\u200b\u1794\u17d2\u179a\u17b6\u1780\u178a<\/th>\n<th>Ue \u17a2\u1794\u17d2\u1794\u1794\u179a\u1798\u17b6\u200b\u178a\u17c2\u179b\u200b\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>PV \u178a\u17c6\u1794\u17bc\u179b  kh\u00ed h\u1eadu \u00f4n h\u00f2a<\/strong><\/td>\n<td>1000 VDC<\/td>\n<td>1035 V<\/td>\n<td>\u1799\u17c9\u17b6\u1784\u200b\u17a0\u17c4\u1785\u200b\u178e\u17b6\u179f\u17cb\u200b\u1781\u17b6\u1784\u200b\u179b\u17be 1035 VDC \u1787\u17b6\u1798\u17bd\u1799\u200b\u1793\u17b9\u1784\u200b\u179a\u17b9\u1798\u200b\u1782\u1798\u17d2\u179a\u17c4\u1784\u200b\u178f\u17b6\u1798\u200b\u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a<\/td>\n<\/tr>\n<tr>\n<td><strong>PV \u1781\u17d2\u1793\u17b6\u178f\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb \u178f\u17c6\u1794\u1793\u17cb\u200b\u178f\u17d2\u179a\u1787\u17b6\u1780\u17cb<\/strong><\/td>\n<td>1500 VDC<\/td>\n<td>1540 V<\/td>\n<td>\u178f\u1798\u17d2\u179a\u17bc\u179c\u200b\u17b1\u17d2\u1799\u200b\u1798\u17b6\u1793\u200b\u1780\u17b6\u179a\u200b\u179a\u1785\u1793\u17b6\u200b\u1781\u17d2\u179f\u17c2\u200b\u178a\u17c4\u1799\u200b\u1794\u17d2\u179a\u17bb\u1784\u200b\u1794\u17d2\u179a\u1799\u17d0\u178f\u17d2\u1793 \u17ac\u200b\u178a\u17c6\u178e\u17c4\u17c7\u179f\u17d2\u179a\u17b6\u1799\u200b\u179c\u17c9\u17bb\u179b\u200b\u1781\u17d2\u1796\u179f\u17cb\u200b\u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179f\u1798\u179a\u1798\u17d2\u1799<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u1785\u17c6\u178e\u17bb\u1785\u200b\u179f\u17c6\u1781\u17b6\u1793\u17cb\u200b\u1782\u17ba\u200b\u179f\u17b6\u1798\u1789\u17d2\u1789\u17d6 \u178f\u17c2\u1784\u178f\u17c2\u200b\u1780\u17c6\u178e\u178f\u17cb\u200b\u1791\u17c6\u17a0\u17c6\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17c9\u17bb\u179b\u200b\u1792\u17c0\u1794\u200b\u1793\u17b9\u1784 Voc \u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u1780\u17c2\u200b\u178f\u1798\u17d2\u179a\u17bc\u179c\u200b\u1780\u179a\u178e\u17b8\u200b\u17a2\u17b6\u1780\u17d2\u179a\u1780\u17cb\u200b\u1794\u17c6\u1795\u17bb\u178f \u1798\u17b7\u1793\u200b\u1798\u17c2\u1793\u200b\u1795\u17d2\u179b\u17b6\u1780\u200b\u1788\u17d2\u1798\u17c4\u17c7\u200b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u200b\u1791\u17c1\u17d4.<\/p>\n<h2>\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u1785\u179a\u1793\u17d2\u178f\u17d6 \u1785\u17d2\u179a\u17be\u1793\u200b\u1787\u17b6\u1784\u200b\u1782\u17d2\u179a\u17b6\u1793\u17cb\u200b\u178f\u17c2\u200b\u1787\u17b6\u200b\u179b\u17c1\u1781\u200b\u17a2\u17c6\u1796\u17c2\u179a<\/h2>\n<p>\u1792\u17b6\u178f\u17bb\u200b\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u200b\u1782\u17ba\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u1785\u179a\u1793\u17d2\u178f \u178a\u17c2\u179b\u200b\u1785\u17d2\u179a\u17be\u1793\u200b\u178f\u17c2\u200b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u200b\u1787\u17b6 <code>Ie<\/code>.<\/p>\n<h3>\u17a2\u178f\u17d2\u1790\u1793\u17d0\u1799\u200b\u1793\u17c3\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u1785\u179a\u1793\u17d2\u178f<\/h3>\n<p>\u1780\u1798\u17d2\u179a\u17b7\u178f\u1785\u179a\u1793\u17d2\u178f\u1794\u17d2\u179a\u17b6\u1794\u17cb\u17a2\u17d2\u1793\u1780\u1790\u17b6\u178f\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u17a2\u17b6\u1785\u1795\u17d2\u1791\u17bb\u1780\u1785\u179a\u1793\u17d2\u178f\u1794\u17b6\u1793\u1794\u17c9\u17bb\u1793\u17d2\u1798\u17b6\u1793\u1787\u17b6\u1794\u1793\u17d2\u178f\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb \u1780\u17d2\u179a\u17c4\u1798\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u178a\u17c2\u179b\u1794\u17b6\u1793\u1780\u17c6\u178e\u178f\u17cb\u178a\u17c4\u1799\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a\u1795\u179b\u17b7\u178f\u1795\u179b \u1793\u17b7\u1784\u1780\u17d2\u179a\u17bb\u1798\u17a0\u17ca\u17bb\u1793\u1795\u179b\u17b7\u178f\u17d4 \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1782\u1798\u17d2\u179a\u17c4\u1784\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u17c2\u1784 \u178f\u17bd\u179b\u17c1\u1781\u1793\u17c4\u17c7\u1782\u17bd\u179a\u178f\u17c2\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1792\u17c0\u1794\u1793\u17b9\u1784\u17d6<\/p>\n<ul>\n<li>\u1785\u179a\u1793\u17d2\u178f\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u178a\u17c2\u179b\u179a\u17c6\u1796\u17b9\u1784\u1791\u17bb\u1780<\/li>\n<li>\u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796\u1796\u17d0\u1791\u17d2\u1792\u1787\u17bb\u17c6\u179c\u17b7\u1789\u1793\u17c5\u1791\u17b8\u178f\u17b6\u17c6\u1784\u178a\u17c6\u17a1\u17be\u1784<\/li>\n<li>\u1780\u1798\u17d2\u1796\u179f\u17cb\u178a\u17c2\u179b\u1796\u17b6\u1780\u17cb\u1796\u17d0\u1793\u17d2\u1792<\/li>\n<li>\u1795\u179b\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u1780\u17c6\u178a\u17c5\u1793\u17c3\u1794\u17d2\u179a\u17a2\u1794\u17cb<\/li>\n<li>\u1780\u17b6\u179a\u178a\u17b6\u1780\u17cb\u1787\u17b6\u1780\u17d2\u179a\u17bb\u1798\u1793\u17c3\u1781\u17d2\u179f\u17c2\u1785\u1798\u17d2\u179b\u1784<\/li>\n<li>\u1791\u17b7\u179f\u178a\u17c5\u1793\u17c3\u1780\u17b6\u179a\u178a\u17c6\u17a1\u17be\u1784 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u1794\u17b6\u1793\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u178a\u17c4\u1799\u1780\u17d2\u179a\u17bb\u1798\u17a0\u17ca\u17bb\u1793\u1795\u179b\u17b7\u178f<\/li>\n<\/ul>\n<h3>\u17a0\u17c1\u178f\u17bb\u17a2\u17d2\u179c\u17b8\u1794\u17b6\u1793\u1787\u17b6\u1780\u1798\u17d2\u179a\u17b7\u178f\u1785\u179a\u1793\u17d2\u178f\u178f\u17c2\u1798\u17bd\u1799\u1798\u17bb\u1781\u1798\u17b7\u1793\u1794\u17b6\u1793\u1794\u17d2\u179a\u17b6\u1794\u17cb\u179a\u17bf\u1784\u1796\u17c1\u1789\u179b\u17c1\u1789<\/h3>\n<p>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u1796\u17b8\u179a\u178a\u17c2\u179b\u1794\u17b6\u1793\u178a\u17b6\u1780\u17cb\u179f\u17d2\u179b\u17b6\u1780\u1791\u17b6\u17c6\u1784\u1796\u17b8\u179a <code>32 A<\/code> \u1794\u17d2\u179a\u17a0\u17c2\u179b\u1787\u17b6\u1798\u17b7\u1793\u179f\u1798\u179f\u17d2\u179a\u1794\u178a\u17bc\u1785\u1782\u17d2\u1793\u17b6\u1780\u17d2\u1793\u17bb\u1784\u1782\u17d2\u179a\u1794\u17cb\u179f\u17d2\u1790\u17b6\u1793\u1797\u17b6\u1796\u1791\u17b6\u17c6\u1784\u17a2\u179f\u17cb\u1791\u17c1\u17d4.<\/p>\n<table style=\"border-collapse: collapse; width: 100%; text-align: left; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr>\n<th>\u1780\u178f\u17d2\u178f\u17b6<\/th>\n<th>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f A (32 A)<\/th>\n<th>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f B (32 A)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u1794\u17d2\u179a\u1797\u17c1\u1791\u1794\u17d2\u179a\u17a2\u1794\u17cb<\/strong><\/td>\n<td>\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u1793\u17bb\u1784\u1795\u17d2\u1791\u17c7\u178a\u17c2\u179b\u1798\u17b6\u1793\u1781\u17d2\u1799\u179b\u17cb\u1785\u17c1\u1789\u1785\u17bc\u179b<\/td>\n<td>\u1794\u17d2\u179a\u17a2\u1794\u17cb\u1794\u1789\u17d2\u1785\u17bc\u179b PV \u1781\u17b6\u1784\u1780\u17d2\u179a\u17c5\u178a\u17c2\u179b\u1794\u17b7\u1791\u1787\u17b7\u178f \u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796\u1796\u17d0\u1791\u17d2\u1792\u1787\u17bb\u17c6\u179c\u17b7\u1789 55 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb<\/strong><\/td>\n<td>DC-21B<\/td>\n<td>DC-PV2<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u1794\u17c9\u17bc\u179b<\/strong><\/td>\n<td>2 \u1797\u17b8<\/td>\n<td>\u17e4P<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1797\u17b6\u1796\u179f\u1798\u179f\u17d2\u179a\u1794\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u17c2\u1784\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1781\u17d2\u179f\u17c2 PV \u178a\u17c6\u1794\u17bc\u179b 30 A<\/strong><\/td>\n<td>\u1794\u17d2\u179a\u17a0\u17c2\u179b\u1787\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1780\u17b6\u179a\u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1790\u1799\u1780\u1798\u17d2\u179a\u17b7\u178f\u178a\u17c4\u1799\u179f\u17b6\u179a\u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796<\/td>\n<td>\u1794\u17d2\u179a\u17a0\u17c2\u179b\u1787\u17b6\u179f\u1798\u179f\u17d2\u179a\u1794\u1787\u17b6\u1784\u1793\u17c1\u17c7 \u179a\u1784\u17cb\u1785\u17b6\u17c6\u1780\u17b6\u179a\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1798\u17be\u179b\u1780\u17b6\u179a\u179a\u1785\u1793\u17b6\u1796\u17c1\u1789\u179b\u17c1\u1789<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u1785\u17c6\u178e\u17bb\u1785\u179f\u17c6\u1781\u17b6\u1793\u17cb\u1798\u17b7\u1793\u1798\u17c2\u1793\u1790\u17b6 \u1798\u17bd\u1799\u178e\u17b6\u179b\u17d2\u17a2\u1787\u17b6\u1784\u1798\u17bd\u1799\u1795\u17d2\u179f\u17c1\u1784\u1791\u17c0\u178f\u1787\u17b6\u1793\u17b7\u1785\u17d2\u1785\u1793\u17c4\u17c7\u1791\u17c1\u17d4 \u179c\u17b6\u1782\u17ba\u1790\u17b6\u1785\u179a\u1793\u17d2\u178f\u1782\u17bd\u179a\u178f\u17c2\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u17a2\u17b6\u1793\u1787\u17b6\u1793\u17b7\u1785\u17d2\u1785 \u179f\u17d2\u179a\u1794\u1796\u17c1\u179b\u1787\u17b6\u1798\u17bd\u1799\u179c\u17c9\u17bb\u179b \u1793\u17b7\u1784\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb \u1798\u17b7\u1793\u1798\u17c2\u1793\u178a\u17c4\u1799\u17a1\u17c2\u1780\u1793\u17c4\u17c7\u1791\u17c1\u17d4.<\/p>\n<h2>\u1794\u1784\u17d2\u1782\u17c4\u179b\u17d6 \u17a2\u17d2\u179c\u17b8\u178a\u17c2\u179b 2P \u1793\u17b7\u1784 4P \u1796\u17b7\u178f\u1787\u17b6\u1798\u17b6\u1793\u1793\u17d0\u1799<\/h2>\n<p>\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u1794\u1784\u17d2\u1782\u17c4\u179b\u1794\u17d2\u179a\u17b6\u1794\u17cb\u17a2\u17d2\u1793\u1780\u1790\u17b6\u178f\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a\u1794\u17be\u1780\u1781\u17d2\u179f\u17c2\u1785\u1798\u17d2\u179b\u1784\u1794\u17c9\u17bb\u1793\u17d2\u1798\u17b6\u1793\u1780\u17d2\u1793\u17bb\u1784\u1796\u17c1\u179b\u178f\u17c2\u1798\u17bd\u1799\u17d4.<\/p>\n<h3>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f 2 \u1794\u1784\u17d2\u1782\u17c4\u179b<\/h3>\n<p>\u1798\u17bd\u1799 <strong>2 \u1797\u17b8<\/strong> \u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f DC \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u17d2\u179a\u17be\u1787\u17b6\u1791\u17bc\u1791\u17c5\u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1781\u17d2\u179f\u17c2\u1785\u1798\u17d2\u179b\u1784\u179c\u17b7\u1787\u17d2\u1787\u1798\u17b6\u1793\u1798\u17bd\u1799 \u1793\u17b7\u1784\u17a2\u179c\u17b7\u1787\u17d2\u1787\u1798\u17b6\u1793\u1798\u17bd\u1799\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u17c1\u1789\u1787\u17b6\u1798\u17bd\u1799\u1782\u17d2\u1793\u17b6\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1781\u17d2\u179f\u17c2\u178f\u17c2\u1798\u17bd\u1799 \u17ac\u179f\u17c0\u1782\u17d2\u179c\u17b8 DC \u178f\u17c2\u1798\u17bd\u1799\u17d4.<\/p>\n<h3>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f 4 \u1794\u1784\u17d2\u1782\u17c4\u179b<\/h3>\n<p>\u1798\u17bd\u1799 <strong>\u17e4P<\/strong> \u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f DC \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u17d2\u179a\u17be\u1787\u17b6\u1791\u17bc\u1791\u17c5\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u178a\u17c2\u179b\u1781\u17d2\u179f\u17c2\u1796\u17b8\u179a \u17ac\u1780\u17b6\u179a\u179a\u17c0\u1794\u1785\u17c6\u1781\u17d2\u179f\u17c2\u1785\u1798\u17d2\u179b\u1784\u1795\u17d2\u179f\u17c1\u1784\u1782\u17d2\u1793\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u17c1\u1789\u178a\u17c4\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1798\u17bd\u1799 \u17ac\u1780\u1793\u17d2\u179b\u17c2\u1784\u178a\u17c2\u179b\u1795\u17d2\u179b\u17bc\u179c\u1794\u17d2\u178f\u17bc\u179a\u1781\u17b6\u1784\u1780\u17d2\u1793\u17bb\u1784\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1780\u17c6\u178e\u178f\u17cb\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u178a\u17be\u1798\u17d2\u1794\u17b8\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u179c\u17c9\u17bb\u179b DC \u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784\u178a\u17c4\u1799\u1794\u17d2\u179a\u17be\u1794\u1784\u17d2\u1782\u17c4\u179b\u178a\u17c2\u179b\u1797\u17d2\u1787\u17b6\u1794\u17cb\u1787\u17b6\u179f\u17ca\u17c1\u179a\u17b8\u17d4.<\/p>\n<h3>\u17a0\u17c1\u178f\u17bb\u17a2\u17d2\u179c\u17b8\u1794\u17b6\u1793\u1787\u17b6\u1785\u17c6\u1793\u17bd\u1793\u1794\u1784\u17d2\u1782\u17c4\u179b\u179f\u1798\u1793\u17b9\u1784\u1791\u1791\u17bd\u179b\u1794\u17b6\u1793\u1780\u17b6\u179a\u1799\u1780\u1785\u17b7\u178f\u17d2\u178f\u1791\u17bb\u1780\u178a\u17b6\u1780\u17cb\u1787\u17b6\u1784\u17a2\u17d2\u179c\u17b8\u178a\u17c2\u179b\u179c\u17b6\u1791\u1791\u17bd\u179b\u1794\u17b6\u1793\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6<\/h3>\n<p>\u179c\u17b6\u1784\u17b6\u1799\u179f\u17d2\u179a\u17bd\u179b\u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u1782\u17b7\u178f\u1790\u17b6\u1794\u1784\u17d2\u1782\u17c4\u179b\u1787\u17b6\u1797\u17b6\u1796\u1784\u17b6\u1799\u179f\u17d2\u179a\u17bd\u179b\u1793\u17c3\u1780\u17b6\u179a\u178f\u1781\u17d2\u179f\u17c2\u179f\u17b6\u1798\u1789\u17d2\u1789\u17d4 \u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u17c2\u1784 \u1785\u17c6\u1793\u17bd\u1793\u1794\u1784\u17d2\u1782\u17c4\u179b\u17a2\u17b6\u1785\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u178a\u179b\u17cb\u17d6<\/p>\n<ul>\n<li>\u179a\u1794\u17c0\u1794\u178a\u17c2\u179b\u1781\u17d2\u179f\u17c2\u1785\u1798\u17d2\u179b\u1784\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179a\u17c6\u1781\u17b6\u1793\u1796\u17b7\u178f\u1794\u17d2\u179a\u17b6\u1780\u178a<\/li>\n<li>\u179c\u17c9\u17bb\u179b\u178a\u17c2\u179b\u17a2\u17b6\u1785\u1794\u17d2\u179a\u17be\u1794\u17b6\u1793\u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6 \u1780\u1793\u17d2\u179b\u17c2\u1784\u178a\u17c2\u179b\u1794\u1784\u17d2\u1782\u17c4\u179b\u178a\u17c2\u179b\u1797\u17d2\u1787\u17b6\u1794\u17cb\u1787\u17b6\u179f\u17ca\u17c1\u179a\u17b8\u17a2\u17b6\u1785\u1796\u1784\u17d2\u179a\u17b8\u1780\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796<\/li>\n<li>\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u1781\u17b6\u1784\u1780\u17d2\u1793\u17bb\u1784<\/li>\n<li>\u179c\u17b7\u1792\u17b8\u179f\u17b6\u179f\u17d2\u179a\u17d2\u178f\u1793\u17c3\u1780\u17b6\u179a\u178f\u1781\u17d2\u179f\u17c2\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1791\u1791\u17bd\u179b\u1799\u1780<\/li>\n<\/ul>\n<p>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a 4 \u1794\u1784\u17d2\u1782\u17c4\u179b \u1798\u17b7\u1793\u1798\u17c2\u1793\u1782\u17d2\u179a\u17b6\u1793\u17cb\u178f\u17c2\u1787\u17b6 \u201c\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a 2 \u1794\u1784\u17d2\u1782\u17c4\u179b\u1792\u17c6\u1787\u17b6\u1784\u201d \u1793\u17c4\u17c7\u1791\u17c1\u17d4 \u1782\u17c6\u1793\u17bc\u179f\u178a\u17d2\u1799\u17b6\u1780\u17d2\u179a\u17b6\u1798\u178f\u1797\u17d2\u1787\u17b6\u1794\u17cb\u179a\u1794\u179f\u17cb\u1780\u17d2\u179a\u17bb\u1798\u17a0\u17ca\u17bb\u1793\u1795\u179b\u17b7\u178f\u1793\u17c5\u178f\u17c2\u1787\u17b6\u17a2\u17d2\u1793\u1780\u1780\u17c6\u178e\u178f\u17cb\u1796\u17b8\u179a\u1794\u17c0\u1794\u178a\u17c2\u179b\u1794\u1784\u17d2\u1782\u17c4\u179b\u1782\u17bd\u179a\u178f\u17c2\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u178f\u1781\u17d2\u179f\u17c2 \u17a0\u17be\u1799\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u1781\u17bb\u179f\u1793\u17c1\u17c7\u17a2\u17b6\u1785\u1794\u1784\u17d2\u1780\u17be\u178f\u1794\u1789\u17d2\u17a0\u17b6\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u17d4.<\/p>\n<p>\u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u179c\u17b7\u1792\u17b8\u179f\u17b6\u179f\u17d2\u179a\u17d2\u178f\u1793\u17c3\u1780\u17b6\u179a\u178f\u1781\u17d2\u179f\u17c2\u1782\u17ba\u1787\u17b6\u179f\u17c6\u178e\u17bd\u179a\u1785\u1798\u17d2\u1794\u1784\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780 \u1791\u17c6\u1796\u17d0\u179a\u178a\u17c2\u179b\u1796\u17b6\u1780\u17cb\u1796\u17d0\u1793\u17d2\u1792\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u1782\u17ba <a href=\"https:\/\/test.viox.com\/km\/connection-of-dc-isolators\/\">\u1780\u17b6\u179a\u178f\u1797\u17d2\u1787\u17b6\u1794\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb DC<\/a>.<\/p>\n<h2>\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u17d6 \u1780\u1798\u17d2\u179a\u17b7\u178f\u178a\u17c2\u179b\u1798\u1793\u17bb\u179f\u17d2\u179f\u1797\u17b6\u1782\u1785\u17d2\u179a\u17be\u1793\u179a\u17c6\u179b\u1784 \u17a0\u17be\u1799\u1798\u17b7\u1793\u1782\u17bd\u179a<\/h2>\n<p>\u1793\u17c1\u17c7\u1782\u17ba\u1787\u17b6\u1794\u1793\u17d2\u1791\u17b6\u178f\u17cb\u178a\u17cf\u179f\u17c6\u1781\u17b6\u1793\u17cb\u1794\u17c6\u1795\u17bb\u178f\u1798\u17bd\u1799\u1793\u17c5\u179b\u17be\u179f\u1793\u17d2\u179b\u17b9\u1780\u179b\u1780\u17d2\u1781\u178e\u17c8\u1796\u17b7\u179f\u17c1\u179f\u1793\u17c3\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f DC \u1793\u17b7\u1784\u1787\u17b6\u1794\u1793\u17d2\u1791\u17b6\u178f\u17cb\u1798\u17bd\u1799\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1798\u17be\u179b\u179a\u17c6\u179b\u1784\u1794\u17c6\u1795\u17bb\u178f\u17d4.<\/p>\n<h3>\u17a2\u17d2\u179c\u17b8\u178a\u17c2\u179b\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u1798\u17b6\u1793\u1793\u17d0\u1799 \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1797\u17b6\u179f\u17b6\u179f\u17b6\u1798\u1789\u17d2\u1789<\/h3>\n<p>\u1782\u17b7\u178f\u17a2\u17c6\u1796\u17b8\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u1787\u17b6\u179f\u17c1\u178e\u17b6\u179a\u17b8\u1799\u17c9\u17bc\u1793\u17c3\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178f\u17c1\u179f\u17d2\u178f\u178a\u17c2\u179b\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a\u1794\u17b6\u1793\u1786\u17d2\u179b\u1784\u1780\u17b6\u178f\u17cb \u1798\u17bb\u1793\u1796\u17c1\u179b\u179c\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u17a2\u1793\u17bb\u1789\u17d2\u1789\u17b6\u178f\u17b1\u17d2\u1799\u1798\u17b6\u1793\u179f\u17d2\u179b\u17b6\u1780\u1793\u17c4\u17c7\u17d4 \u1780\u17d2\u179a\u17c4\u1798 <strong>IEC 60947-3<\/strong>, \u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f DC \u1793\u17b8\u1798\u17bd\u1799\u17d7\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179f\u17b6\u1780\u179b\u17d2\u1794\u1784\u1794\u17d2\u179a\u1786\u17b6\u17c6\u1784\u1793\u17b9\u1784\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u1794\u17d2\u178f\u17bc\u179a\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb\u1798\u17bd\u1799 \u178a\u17c2\u179b\u1798\u17b6\u1793\u1793\u17d0\u1799\u1790\u17b6\u1780\u17b6\u179a\u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u1782\u17d2\u1793\u17b6\u178a\u17c2\u179b\u1794\u17b6\u1793\u1780\u17c6\u178e\u178f\u17cb\u1793\u17c3\u179c\u17c9\u17bb\u179b \u1785\u179a\u1793\u17d2\u178f \u1794\u17d2\u179a\u1797\u17c1\u1791\u1794\u1793\u17d2\u1791\u17bb\u1780 \u1793\u17b7\u1784\u1785\u17c6\u1793\u17bd\u1793\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u1794\u17d2\u178f\u17bc\u179a\u17d4.<\/p>\n<p>\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u178a\u17c2\u179b\u1794\u17b6\u1793\u1794\u17c4\u17c7\u1796\u17bb\u1798\u17d2\u1796\u1793\u17c5\u179b\u17be\u179f\u17d2\u179b\u17b6\u1780\u1794\u17d2\u179a\u17b6\u1794\u17cb\u17a2\u17d2\u1793\u1780\u1790\u17b6\u179f\u17c1\u178e\u17b6\u179a\u17b8\u1799\u17c9\u17bc\u1793\u17c3\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178f\u17c1\u179f\u17d2\u178f\u1798\u17bd\u1799\u178e\u17b6\u178a\u17c2\u179b\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a\u1794\u17b6\u1793\u1786\u17d2\u179b\u1784\u1780\u17b6\u178f\u17cb\u17d4 \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u17c2\u1784 \u179c\u17b6\u1786\u17d2\u179b\u17be\u1799\u1790\u17b6\u17d6<\/p>\n<ul>\n<li>\u178f\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a\u1793\u17c1\u17c7\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179f\u17b6\u1780\u179b\u17d2\u1794\u1784\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u178f\u17c2\u1794\u1793\u17d2\u1791\u17bb\u1780\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6\u1787\u17b6\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793\u178a\u17c2\u179b\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u1794\u17b6\u1793\u179b\u17d2\u17a2\u1791\u17c1?<\/li>\n<li>\u17ac\u178f\u17be\u179c\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179f\u17b6\u1780\u179b\u17d2\u1794\u1784\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u178a\u17c2\u179b\u1791\u17b6\u1798\u1791\u17b6\u179a\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1781\u17d2\u179b\u17b6\u17c6\u1784\u178a\u17c2\u179b\u1796\u17b6\u1780\u17cb\u1796\u17d0\u1793\u17d2\u1792\u1793\u17b9\u1784\u1794\u1793\u17d2\u1791\u17bb\u1780\u17a2\u17b6\u17c6\u1784\u178c\u17bb\u1785\u1791\u17d0\u179a \u17ac\u17a5\u179a\u17b7\u1799\u17b6\u1794\u1790\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb\u1793\u17c3 photovoltaic \u178a\u17c2\u179a\u17ac\u1791\u17c1?<\/li>\n<\/ul>\n<h3>\u1794\u17d2\u179a\u1797\u17c1\u1791 DC \u1791\u17bc\u1791\u17c5\u17d6 DC-21B \u1793\u17b7\u1784 DC-22B<\/h3>\n<p>\u1793\u17c5\u1780\u1798\u17d2\u179a\u17b7\u178f\u179f\u17b6\u1798\u1789\u17d2\u1789\u1798\u17bd\u1799\u17d6<\/p>\n<ul>\n<li><strong>DC-21B<\/strong> \u1782\u17d2\u179a\u1794\u178a\u178e\u17d2\u178f\u1794\u17cb\u1794\u1793\u17d2\u1791\u17bb\u1780 DC \u178a\u17c2\u179b\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6 \u17ac\u17a2\u17b6\u17c6\u1784\u178c\u17bb\u1785\u1791\u17d0\u179a\u179f\u17d2\u179a\u17b6\u179b<\/li>\n<li><strong>DC-22B<\/strong> \u1782\u17d2\u179a\u1794\u178a\u178e\u17d2\u178f\u1794\u17cb\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u1794\u17d2\u178f\u17bc\u179a\u1785\u1798\u17d2\u179a\u17bb\u17c7\u178a\u17c2\u179b\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6 \u1793\u17b7\u1784\u17a2\u17b6\u17c6\u1784\u178c\u17bb\u1785\u1791\u17d0\u179a<\/li>\n<\/ul>\n<p>\u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u1796\u17b6\u1780\u17cb\u1796\u17d0\u1793\u17d2\u1792\u1793\u17b9\u1784\u1794\u1793\u17d2\u1791\u17bb\u1780 DC \u178a\u17c2\u179b\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6\u178f\u17d2\u179a\u1784\u17cb DC-21B \u17a2\u17b6\u1785\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u17b6\u1793\u17cb\u17a0\u17be\u1799\u17d4 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u1794\u1793\u17d2\u1791\u17bb\u1780\u1785\u1798\u17d2\u179a\u17bb\u17c7\u178a\u17c2\u179b\u1791\u17b6\u1798\u1791\u17b6\u179a\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1781\u17d2\u179b\u17b6\u17c6\u1784 DC-22B \u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793\u1782\u17d2\u179a\u17b9\u17c7\u179a\u17b9\u1784\u1798\u17b6\u17c6\u1787\u17b6\u1784\u1798\u17bb\u1793\u17d4.<\/p>\n<h3>\u1794\u17d2\u179a\u1797\u17c1\u1791\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb PV\u17d6 DC-PV1 \u1793\u17b7\u1784 DC-PV2<\/h3>\n<p>\u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1782\u17ba\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1790\u17b6\u1798\u1796\u179b\u1796\u1793\u17d2\u179b\u17ba\u1796\u17d2\u179a\u17c7\u17a2\u17b6\u1791\u17b7\u178f\u17d2\u1799 PV \u1794\u17d2\u179a\u1797\u17c1\u1791\u1794\u1793\u17d2\u1790\u17c2\u1798\u1796\u17b8\u179a\u1791\u17c0\u178f\u1780\u17d2\u179b\u17b6\u1799\u1787\u17b6\u1798\u17b6\u1793\u179f\u17b6\u179a\u17c8\u179f\u17c6\u1781\u17b6\u1793\u17cb\u1781\u17d2\u179b\u17b6\u17c6\u1784\u17d6<\/p>\n<ul>\n<li><strong>DC-PV1<\/strong> \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1795\u17d2\u179f\u17b6\u179a\u1797\u17d2\u1787\u17b6\u1794\u17cb\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u1794\u17d2\u178f\u17bc\u179a PV \u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a \u178a\u17c2\u179b\u1785\u179a\u1793\u17d2\u178f\u179b\u17be\u179f\u1799\u17c9\u17b6\u1784\u179f\u17c6\u1781\u17b6\u1793\u17cb\u1798\u17b7\u1793\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1782\u17c1\u179a\u17c6\u1796\u17b9\u1784\u1790\u17b6\u1793\u17b9\u1784\u1782\u17d2\u179a\u1794\u178a\u178e\u17d2\u178f\u1794\u17cb\u179b\u17be\u1796\u17d2\u179a\u17b9\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a\u1793\u17c4\u17c7\u1791\u17c1\u17d4<\/li>\n<li><strong>DC-PV2<\/strong> \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1795\u17d2\u179f\u17b6\u179a\u1797\u17d2\u1787\u17b6\u1794\u17cb\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u1794\u17d2\u178f\u17bc\u179a photovoltaic \u178a\u17c2\u179b\u1791\u17b6\u1798\u1791\u17b6\u179a\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1781\u17d2\u179b\u17b6\u17c6\u1784 \u179a\u17bd\u1798\u1791\u17b6\u17c6\u1784\u1780\u179a\u178e\u17b8\u178a\u17c2\u179b\u179b\u17c6\u17a0\u17bc\u179a\u1785\u179a\u1793\u17d2\u178f\u1794\u1789\u17d2\u1785\u17d2\u179a\u17b6\u179f \u17ac\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u1785\u179a\u1793\u17d2\u178f\u179b\u17be\u179f\u1792\u17d2\u1784\u1793\u17cb\u1792\u17d2\u1784\u179a\u1787\u17b6\u1784\u1793\u17c1\u17c7\u17a2\u17b6\u1785\u1798\u17b6\u1793\u179c\u178f\u17d2\u178f\u1798\u17b6\u1793\u17d4<\/li>\n<\/ul>\n<p>\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1782\u1798\u17d2\u179a\u17c4\u1784 PV \u178a\u17c6\u1794\u17bc\u179b \u1793\u17b7\u1784\u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798\u1787\u17b6\u1785\u17d2\u179a\u17be\u1793 \u17a2\u17d2\u1793\u1780\u179a\u1785\u1793\u17b6\u1785\u17bc\u179b\u1785\u17b7\u178f\u17d2\u178f <strong>DC-PV2<\/strong> \u1796\u17b8\u1796\u17d2\u179a\u17c4\u17c7\u179c\u17b6\u179f\u17d2\u179a\u1794\u1782\u17d2\u1793\u17b6\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1794\u17d2\u179a\u179f\u17be\u179a\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u179f\u17c1\u178e\u17b6\u179a\u17b8\u1799\u17c9\u17bc\u1794\u17d2\u178f\u17bc\u179a photovoltaic \u178a\u17c2\u179b\u1791\u17b6\u1798\u1791\u17b6\u179a\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1781\u17d2\u179b\u17b6\u17c6\u1784\u17d4 \u1791\u17c4\u17c7\u1787\u17b6\u1799\u17c9\u17b6\u1784\u178e\u17b6\u1780\u17cf\u178a\u17c4\u1799 \u1787\u1798\u17d2\u179a\u17be\u179f\u1785\u17bb\u1784\u1780\u17d2\u179a\u17c4\u1799\u1793\u17c5\u178f\u17c2\u1782\u17bd\u179a\u178f\u17c2\u1792\u17d2\u179c\u17be\u178f\u17b6\u1798\u179f\u17d2\u1790\u17b6\u1794\u178f\u17d2\u1799\u1780\u1798\u17d2\u1798\u1782\u1798\u17d2\u179a\u17c4\u1784\u1796\u17b7\u178f\u1794\u17d2\u179a\u17b6\u1780\u178a \u1793\u17b7\u1784\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u1794\u17d2\u178f\u17bc\u179a\u17d4.<\/p>\n<h3>\u1780\u17b6\u179a\u1794\u17d2\u179a\u17c0\u1794\u1792\u17c0\u1794\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u17c2\u1784<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; text-align: left; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr>\n<th>\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8<\/th>\n<th>\u1794\u17d2\u179a\u1797\u17c1\u1791\u178a\u17c2\u179b\u1794\u17b6\u1793\u178e\u17c2\u1793\u17b6\u17c6\u17a2\u1794\u17d2\u1794\u1794\u179a\u1798\u17b6<\/th>\n<th>\u17a0\u17c1\u178f\u17bb\u17a2\u17d2\u179c\u17b8?<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u1794\u1793\u17d2\u1791\u17bb\u1780\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6 DC \u179f\u17b6\u1798\u1789\u17d2\u1789 \u1794\u1793\u17d2\u1791\u17c7\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798<\/strong><\/td>\n<td>DC-21B<\/td>\n<td>\u1794\u1793\u17d2\u1791\u17bb\u1780\u17a2\u17b6\u1785\u1796\u17d2\u1799\u17b6\u1780\u179a\u178e\u17cd\u1794\u17b6\u1793 \u178a\u17c4\u1799\u1782\u17d2\u1798\u17b6\u1793\u17a5\u179a\u17b7\u1799\u17b6\u1794\u1790\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb PV<\/td>\n<\/tr>\n<tr>\n<td><strong>\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1798\u17c9\u17bc\u1791\u17d0\u179a DC<\/strong><\/td>\n<td>DC-22B<\/td>\n<td>\u1794\u1793\u17d2\u1791\u17bb\u1780\u17a2\u17b6\u17c6\u1784\u178c\u17bb\u1785\u1791\u17d0\u179a\u1794\u1784\u17d2\u1780\u17be\u178f\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u1794\u17d2\u178f\u17bc\u179a\u178a\u17c2\u179b\u1791\u17b6\u1798\u1791\u17b6\u179a\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1781\u17d2\u179b\u17b6\u17c6\u1784<\/td>\n<\/tr>\n<tr>\n<td><strong>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u1781\u17d2\u179f\u17c2 PV \u178a\u17c6\u1794\u17bc\u179b<\/strong><\/td>\n<td>DC-PV1 \u17ac DC-PV2<\/td>\n<td>\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb PV; DC-PV2 \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1782\u17c1\u1796\u17c1\u1789\u1785\u17b7\u178f\u17d2\u178f\u1787\u17b6\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb\u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u1794\u17d2\u178f\u17bc\u179a\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1791\u17b6\u1798\u1791\u17b6\u179a<\/td>\n<\/tr>\n<tr>\n<td><strong>PV \u1781\u17d2\u1793\u17b6\u178f\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u1787\u17b6\u1798\u17bd\u1799\u1781\u17d2\u179f\u17c2\u179f\u17d2\u179a\u1794\u1782\u17d2\u1793\u17b6<\/strong><\/td>\n<td>\u1787\u17b6\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb DC-PV2<\/td>\n<td>\u1795\u17d2\u179b\u17bc\u179c\u1785\u179a\u1793\u17d2\u178f\u1794\u1789\u17d2\u1785\u17d2\u179a\u17b6\u179f \u1793\u17b7\u1784\u1790\u17b6\u1798\u1796\u179b\u1780\u17c6\u17a0\u17bb\u179f\u1781\u17d2\u1796\u179f\u17cb \u178f\u17c2\u1784\u178f\u17c2\u1794\u1784\u17d2\u17a0\u17b6\u1789\u17a2\u17c6\u1796\u17b8\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785 PV \u178a\u17c2\u179b\u1791\u17b6\u1798\u1791\u17b6\u179a\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1785\u17d2\u179a\u17be\u1793<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u17a0\u17c1\u178f\u17bb\u17a2\u17d2\u179c\u17b8\u1794\u17b6\u1793\u1787\u17b6\u179a\u17bf\u1784\u1793\u17c1\u17c7\u179f\u17c6\u1781\u17b6\u1793\u17cb\u1793\u17c5\u1796\u17c1\u179b\u17a2\u17d2\u1793\u1780\u1794\u17d2\u179a\u17c0\u1794\u1792\u17c0\u1794\u1795\u179b\u17b7\u178f\u1795\u179b<\/h3>\n<p>\u17a2\u17d2\u1793\u1780\u1791\u17b7\u1789\u17a2\u17b6\u1785\u1783\u17be\u1789\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1796\u17b8\u179a\u1793\u17c5\u1780\u17d2\u1794\u17c2\u179a\u1782\u17d2\u1793\u17b6\u17d6<\/p>\n<ul>\n<li><strong>\u1795\u179b\u17b7\u178f\u1795\u179b X\u17d6<\/strong> <code>1000 VDC, 32 A, 4P, DC-21B<\/code><\/li>\n<li><strong>\u1795\u179b\u17b7\u178f\u1795\u179b Y\u17d6<\/strong> <code>1000 VDC, 32 A, 4P, DC-PV2<\/code><\/li>\n<\/ul>\n<p>\u179c\u17c9\u17bb\u179b \u1785\u179a\u1793\u17d2\u178f \u1793\u17b7\u1784\u1785\u17c6\u1793\u17bd\u1793\u1794\u17c9\u17bc\u179b\u1782\u17ba\u178a\u17bc\u1785\u1782\u17d2\u1793\u17b6\u17d4 \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u1795\u179b\u17b7\u178f\u1795\u179b X \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179f\u17b6\u1780\u179b\u17d2\u1794\u1784\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785 DC \u178a\u17c2\u179b\u1798\u17b6\u1793\u1797\u17b6\u1796\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6\u1791\u17bc\u1791\u17c5 \u1781\u178e\u17c8\u178a\u17c2\u179b\u1795\u179b\u17b7\u178f\u1795\u179b Y \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179f\u17b6\u1780\u179b\u17d2\u1794\u1784\u1787\u17b6\u1796\u17b7\u179f\u17c1\u179f\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u1794\u17d2\u178f\u17bc\u179a photovoltaic \u17d4 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8 PV \u1795\u179b\u17b7\u178f\u1795\u179b Y \u1787\u17b6\u179a\u17bf\u1799\u17d7\u1787\u17b6\u1787\u1798\u17d2\u179a\u17be\u179f\u178a\u17c2\u179b\u179f\u1798\u179f\u17d2\u179a\u1794\u1787\u17b6\u1784 \u1791\u17c4\u17c7\u1794\u17b8\u1787\u17b6\u1795\u179b\u17b7\u178f\u1795\u179b X \u17a2\u17b6\u1785\u1798\u17be\u179b\u1791\u17c5\u1798\u17b6\u1793\u179b\u1780\u17d2\u1781\u178e\u17c8\u179f\u1798\u1798\u17bc\u179b\u1793\u17c5 glance \u178a\u17c6\u1794\u17bc\u1784\u1780\u17cf\u178a\u17c4\u1799\u17d4.<\/p>\n<p>\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb \u1787\u17b6\u179a\u17bf\u1799\u17d7\u1782\u17ba\u1787\u17b6\u1794\u1793\u17d2\u1791\u17b6\u178f\u17cb\u178a\u17c2\u179b\u1794\u17c6\u1794\u17c2\u1780\u1787\u1798\u17d2\u179a\u17be\u179f\u179c\u17b7\u179f\u17d2\u179c\u1780\u1798\u17d2\u1798\u178a\u17cf\u179b\u17d2\u17a2\u1798\u17bd\u1799 \u1796\u17b8\u1780\u17b6\u179a\u1795\u17d2\u1782\u17bc\u1795\u17d2\u1782\u1784\u1780\u17b6\u178f\u17b6\u17a1\u17bb\u1780\u179b\u17be\u1795\u17d2\u1791\u17c3\u17d4.<\/p>\n<h2>\u179a\u1794\u17c0\u1794\u17a2\u17b6\u1793\u179f\u17d2\u179b\u17b6\u1780\u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd\u1796\u17b7\u178f\u1794\u17d2\u179a\u17b6\u1780\u178a<\/h2>\n<p>\u179f\u17d2\u179a\u1798\u17c3\u1790\u17b6\u17a2\u17d2\u1793\u1780\u1780\u17c6\u1796\u17bb\u1784\u1798\u17be\u179b\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb DC \u178a\u17c2\u179b\u1798\u17b6\u1793\u179f\u1789\u17d2\u1789\u17b6\u179f\u1798\u17d2\u1782\u17b6\u179b\u17cb\u178a\u17bc\u1785\u1793\u17c1\u17c7\u17d6<\/p>\n<p><code>1000 VDC, 32 A, 4P, IEC 60947-3, DC-PV2<\/code><\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Annotated-DC-isolator-switch-label-showing-how-to-identify-key-photovoltaic-ratings.webp\" alt=\"Annotated DC isolator switch label showing how to identify key photovoltaic ratings\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">\u1798\u1782\u17d2\u1782\u17bb\u1791\u17d2\u1791\u17c1\u179f\u1780\u17cd\u178a\u17c2\u179b\u1798\u17b6\u1793\u1785\u17c6\u178e\u17b6\u179a\u1796\u1793\u17d2\u1799\u179b\u17cb\u178a\u17c2\u179b\u1794\u17c6\u1794\u17c2\u1780\u179f\u17d2\u179b\u17b6\u1780\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a\u1795\u17d2\u178f\u17b6\u1785\u17cb DC \u1780\u17d2\u1793\u17bb\u1784\u1796\u17b7\u1797\u1796\u1796\u17b7\u178f \u1793\u17b7\u1784\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3 photovoltaic \u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d7\u179a\u1794\u179f\u17cb\u179c\u17b6\u17d4.<\/figcaption><\/figure>\n<p>\u1793\u17c1\u17c7\u1787\u17b6\u17a2\u17d2\u179c\u17b8\u178a\u17c2\u179b\u1792\u17b6\u178f\u17bb\u1793\u17b8\u1798\u17bd\u1799\u17d7\u1794\u17d2\u179a\u17b6\u1794\u17cb\u17a2\u17d2\u1793\u1780\u17d6<\/p>\n<ul>\n<li><code>1000 VDC<\/code> \u2014 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a\u1793\u17c1\u17c7\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u1798\u17d2\u179a\u17bb\u1784\u1791\u17bb\u1780\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792 DC \u179a\u17a0\u17bc\u178f\u178a\u179b\u17cb 1000 V \u1780\u17d2\u179a\u17c4\u1798\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u178a\u17c2\u179b\u1794\u17b6\u1793\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb<\/li>\n<li><code>32 A<\/code> \u2014 \u179c\u17b6\u17a2\u17b6\u1785\u1795\u17d2\u1791\u17bb\u1780\u1794\u17b6\u1793\u179a\u17a0\u17bc\u178f\u178a\u179b\u17cb 32 A \u1787\u17b6\u1794\u1793\u17d2\u178f\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u1780\u17d2\u179a\u17c4\u1798\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u178a\u17c2\u179b\u1794\u17b6\u1793\u1780\u17c6\u178e\u178f\u17cb\u179a\u1794\u179f\u17cb\u179c\u17b6<\/li>\n<li><code>\u17e4P<\/code> \u2014 \u179c\u17b6\u1794\u17d2\u179a\u17be\u1794\u17c9\u17bc\u179b\u1785\u17c6\u1793\u17bd\u1793\u1794\u17bd\u1793 \u178a\u17c2\u179b\u17a2\u17b6\u1785\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1791\u17b6\u1798\u1791\u17b6\u179a\u178a\u17c4\u1799\u1780\u17b6\u179a\u179a\u17c0\u1794\u1785\u17c6\u1780\u17b6\u179a\u1794\u17d2\u178f\u17bc\u179a\u1781\u17b6\u1784\u1780\u17d2\u1793\u17bb\u1784 \u17ac\u179f\u17d2\u1790\u17b6\u1794\u178f\u17d2\u1799\u1780\u1798\u17d2\u1798\u179f\u17c0\u1782\u17d2\u179c\u17b8<\/li>\n<li><code>IEC 60947-3<\/code> \u2014 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a\u1793\u17c1\u17c7\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u178f\u1798\u17d2\u179a\u17b9\u1798\u178f\u17b6\u1798\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb-\u1794\u17d2\u178f\u17bc\u179a IEC \u178a\u17c2\u179b\u1796\u17b6\u1780\u17cb\u1796\u17d0\u1793\u17d2\u1792<\/li>\n<li><code>DC-PV2<\/code> \u2014 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a\u1793\u17c1\u17c7\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179f\u17b6\u1780\u179b\u17d2\u1794\u1784\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u1794\u17d2\u178f\u17bc\u179a photovoltaic \u178a\u17c2\u179b\u1791\u17b6\u1798\u1791\u17b6\u179a\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1785\u17d2\u179a\u17be\u1793<\/li>\n<\/ul>\n<h3>\u1780\u17b6\u179a\u178f\u17b6\u1798\u178a\u17b6\u1793\u1795\u17d2\u1793\u17c2\u1780\u179c\u17b7\u179f\u17d2\u179c\u1780\u1798\u17d2\u1798<\/h3>\n<p>\u1780\u17b6\u179a\u17a2\u17b6\u1793\u179f\u17d2\u179b\u17b6\u1780\u179f\u1789\u17d2\u1789\u17b6 \u1782\u17ba\u1787\u17b6\u1787\u17c6\u17a0\u17b6\u1793\u178a\u17c6\u1794\u17bc\u1784\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7\u17d4 \u179f\u17c6\u178e\u17bd\u179a\u178f\u17b6\u1798\u178a\u17b6\u1793\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u1782\u17ba\u17d6<\/p>\n<ul>\n<li>\u178f\u17be\u179c\u17c9\u17bb\u179b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6\u1794\u1785\u17d2\u1785\u17bb\u1794\u17d2\u1794\u1793\u17d2\u1793\u179a\u1794\u179f\u17cb\u1781\u17d2\u1789\u17bb\u17c6\u1782\u17ba\u1787\u17b6\u17a2\u17d2\u179c\u17b8 \u179a\u17bd\u1798\u1791\u17b6\u17c6\u1784\u1780\u17b6\u179a\u1780\u17c2\u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796\u178f\u17d2\u179a\u1787\u17b6\u1780\u17cb?<\/li>\n<li>\u178f\u17be\u1780\u17b6\u179a\u179a\u17c0\u1794\u1785\u17c6 conductor \u17a2\u17d2\u179c\u17b8\u178a\u17c2\u179b\u1781\u17d2\u1789\u17bb\u17c6\u1780\u17c6\u1796\u17bb\u1784\u1795\u17d2\u178f\u17b6\u1785\u17cb \u17a0\u17be\u1799\u178f\u17be\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u1794\u17c9\u17bc\u179b\u178f\u17d2\u179a\u17bc\u179c\u1782\u17d2\u1793\u17b6\u178a\u17c2\u179a\u17ac\u1791\u17c1?<\/li>\n<li>\u178f\u17be\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u1795\u17d2\u1791\u17bb\u1780\u1796\u17b7\u178f\u1794\u17d2\u179a\u17b6\u1780\u178a\u1782\u17ba\u1787\u17b6\u17a2\u17d2\u179c\u17b8\u17d6 \u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6 \u17a2\u17b6\u17c6\u1784\u178c\u17bb\u1785\u1791\u17d0\u179a \u17ac PV-specific?<\/li>\n<li>\u178f\u17be\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u1793\u17c1\u17c7\u1796\u17b7\u178f\u1787\u17b6\u179f\u1798\u179f\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u1794\u17d2\u178f\u17bc\u179a\u1793\u17c1\u17c7\u178a\u17c2\u179a\u17ac\u1791\u17c1?<\/li>\n<\/ul>\n<h2>\u179b\u17c6\u17a0\u17bc\u179a\u1793\u17c3\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u17c1\u1785\u1785\u17b7\u178f\u17d2\u178f\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3<\/h2>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Technical-decision-flowchart-for-selecting-a-DC-isolator-switch-based-on-voltage-current-poles-and-utilization-category.webp\" alt=\"Technical decision flowchart for selecting a DC isolator switch based on voltage current poles and utilization category\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">\u1782\u17c6\u1793\u17bc\u179f\u178f\u17b6\u1784\u179b\u17c6\u17a0\u17bc\u179a\u1793\u17c3\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u17c1\u1785\u1785\u17b7\u178f\u17d2\u178f\u1795\u17d2\u1793\u17c2\u1780\u1794\u1785\u17d2\u1785\u17c1\u1780\u1791\u17c1\u179f \u178a\u17be\u1798\u17d2\u1794\u17b8\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a\u1795\u17d2\u178f\u17b6\u1785\u17cb DC \u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u178a\u17c4\u1799\u1795\u17d2\u17a2\u17c2\u1780\u179b\u17be\u179c\u17c9\u17bb\u179b \u1785\u179a\u1793\u17d2\u178f \u1794\u17c9\u17bc\u179b \u1793\u17b7\u1784\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u17d4.<\/figcaption><\/figure>\n<p>\u1793\u17c5\u1796\u17c1\u179b\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb DC \u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u1780\u17b6\u179a\u178f\u17b6\u1798\u179a\u1799\u17c8\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u178f\u17b6\u1798\u179b\u17c6\u178a\u17b6\u1794\u17cb\u179b\u17c6\u178a\u17c4\u1799\u178a\u17c2\u179b\u1798\u17b6\u1793\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792 \u1787\u17bd\u1799\u1787\u17c0\u179f\u179c\u17b6\u1784\u179a\u178e\u17d2\u178f\u17c5\u1791\u17bc\u1791\u17c5\u1794\u17c6\u1795\u17bb\u178f\u17d4.<\/p>\n<h3>\u1787\u17c6\u17a0\u17b6\u1793\u1791\u17b8 1\u17d6 \u1780\u17c6\u178e\u178f\u17cb\u179c\u17c9\u17bb\u179b DC \u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780<\/h3>\n<p>\u1782\u178e\u1793\u17b6\u179c\u17c9\u17bb\u179b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u17be\u1780\u178a\u17c2\u179b\u17a2\u17b6\u1780\u17d2\u179a\u1780\u17cb\u1794\u17c6\u1795\u17bb\u178f\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780 \u179a\u17bd\u1798\u1791\u17b6\u17c6\u1784\u1780\u17b6\u179a\u1780\u17c2\u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796\u178f\u17d2\u179a\u1787\u17b6\u1780\u17cb\u17d4 \u179b\u17c1\u1781\u1793\u17c1\u17c7\u1780\u17d2\u179b\u17b6\u1799\u1787\u17b6\u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u179c\u17c9\u17bb\u179b\u17a2\u1794\u17d2\u1794\u1794\u179a\u1798\u17b6\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u17d4.<\/p>\n<h3>\u1787\u17c6\u17a0\u17b6\u1793\u1791\u17b8 2\u17d6 \u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179c\u17c9\u17bb\u179b (Ue)<\/h3>\n<p>\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1798\u17be\u179b\u1790\u17b6\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1794\u17c6\u1796\u17c1\u1789 \u17ac\u179b\u17be\u179f\u1796\u17b8\u179b\u17c1\u1781\u1793\u17c4\u17c7\u17d4 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u179c\u17b6\u1798\u17b7\u1793\u1794\u17c6\u1796\u17c1\u1789\u1791\u17c1 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1793\u17c4\u17c7\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u178a\u1780\u179f\u17b7\u1791\u17d2\u1792\u17b7\u178a\u17c4\u1799\u1798\u17b7\u1793\u1782\u17b7\u178f\u1796\u17b8\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1795\u17d2\u179f\u17c1\u1784\u1791\u17c0\u178f\u17a1\u17be\u1799\u17d4.<\/p>\n<h3>\u1787\u17c6\u17a0\u17b6\u1793\u1791\u17b8 3\u17d6 \u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1785\u179a\u1793\u17d2\u178f (Ie)<\/h3>\n<p>\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1798\u17be\u179b\u1785\u179a\u1793\u17d2\u178f\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u178a\u17c2\u179b\u179a\u17c6\u1796\u17b9\u1784\u1791\u17bb\u1780 \u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796\u1796\u17d0\u1791\u17d2\u1792\u1787\u17bb\u17c6\u179c\u17b7\u1789 \u1780\u1798\u17d2\u1796\u179f\u17cb \u1794\u17d2\u179a\u1797\u17c1\u1791\u179f\u17d2\u179a\u17c4\u1798 \u1793\u17b7\u1784\u1780\u178f\u17d2\u178f\u17b6\u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1790\u1799\u178e\u17b6\u1798\u17bd\u1799\u178a\u17c2\u179b\u1794\u17b6\u1793\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u178a\u17c4\u1799\u1780\u17d2\u179a\u17bb\u1798\u17a0\u17ca\u17bb\u1793\u1795\u179b\u17b7\u178f\u17d4.<\/p>\n<h3>\u1787\u17c6\u17a0\u17b6\u1793\u1791\u17b8 4\u17d6 \u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1798\u17be\u179b\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u1794\u17c9\u17bc\u179b<\/h3>\n<p>\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u1790\u17b6\u1785\u17c6\u1793\u17bd\u1793\u1794\u17c9\u17bc\u179b\u178f\u17d2\u179a\u17bc\u179c\u1782\u17d2\u1793\u17b6\u1793\u17b9\u1784\u179f\u17d2\u1790\u17b6\u1794\u178f\u17d2\u1799\u1780\u1798\u17d2\u1798\u179f\u17c0\u1782\u17d2\u179c\u17b8\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780 \u1793\u17b7\u1784\u178a\u17d2\u1799\u17b6\u1780\u17d2\u179a\u17b6\u1798\u1781\u17d2\u179f\u17c2\u178a\u17c2\u179b\u1794\u17b6\u1793\u178e\u17c2\u1793\u17b6\u17c6\u179a\u1794\u179f\u17cb\u1780\u17d2\u179a\u17bb\u1798\u17a0\u17ca\u17bb\u1793\u1795\u179b\u17b7\u178f\u17d4.<\/p>\n<h3>\u1787\u17c6\u17a0\u17b6\u1793\u1791\u17b8 5\u17d6 \u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb<\/h3>\n<p>\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8 PV \u179f\u17bc\u1798\u179a\u1780\u1798\u17be\u179b DC-PV1 \u17ac DC-PV2 \u17d4 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8 DC \u1791\u17bc\u1791\u17c5 \u179f\u17bc\u1798\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u1790\u17b6 DC-21B \u17ac DC-22B \u178f\u17d2\u179a\u17bc\u179c\u1782\u17d2\u1793\u17b6\u1793\u17b9\u1784\u1794\u17d2\u179a\u1797\u17c1\u1791\u1795\u17d2\u1791\u17bb\u1780\u17d4 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u1794\u17b6\u178f\u17cb \u17ac\u1798\u17b7\u1793\u1785\u17d2\u1794\u17b6\u179f\u17cb \u179f\u17bc\u1798\u1785\u17b6\u178f\u17cb\u1791\u17bb\u1780\u1790\u17b6\u1787\u17b6\u1791\u1784\u17cb\u1780\u17d2\u179a\u17a0\u1798\u17d4.<\/p>\n<h3>\u1787\u17c6\u17a0\u17b6\u1793\u1791\u17b8 6\u17d6 \u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a \u1793\u17b7\u1784\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793\u179c\u17b7\u1789\u17d2\u1789\u17b6\u1794\u1793\u1794\u17d0\u178f\u17d2\u179a<\/h3>\n<p>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1782\u17bd\u179a\u178f\u17c2\u1799\u17c4\u1784 <strong>IEC 60947-3<\/strong> \u17ac\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a\u1780\u17d2\u1793\u17bb\u1784\u178f\u17c6\u1794\u1793\u17cb\u178a\u17c2\u179b\u17a2\u17b6\u1785\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u1794\u17b6\u1793\u1795\u17d2\u179f\u17c1\u1784\u1791\u17c0\u178f \u178a\u17bc\u1785\u1787\u17b6 <strong>UL 98B<\/strong> \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1794\u179a\u17b7\u1794\u1791 photovoltaic \u17a2\u17b6\u1798\u17c1\u179a\u17b7\u1780\u1781\u17b6\u1784\u1787\u17be\u1784\u17d4.<\/p>\n<p>\u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u1786\u17d2\u179b\u1784\u1780\u17b6\u178f\u17cb\u1780\u17b6\u179a\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1791\u17b6\u17c6\u1784\u1794\u17d2\u179a\u17b6\u17c6\u1798\u17bd\u1799 \u1793\u17c4\u17c7\u179c\u17b6\u17a2\u17b6\u1785\u1795\u17d2\u179b\u17b6\u179f\u17cb\u1791\u17b8\u1791\u17c5\u1780\u17b6\u179a\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1795\u17d2\u1793\u17c2\u1780\u179c\u17b7\u179f\u17d2\u179c\u1780\u1798\u17d2\u1798\u179b\u1798\u17d2\u17a2\u17b7\u178f\u17d4 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u179c\u17b6\u1794\u179a\u17b6\u1787\u17d0\u1799\u1793\u17c5\u1787\u17c6\u17a0\u17b6\u1793\u178e\u17b6\u1798\u17bd\u1799 \u179f\u17bc\u1798\u178f\u17d2\u179a\u179b\u1794\u17cb\u1791\u17c5\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u1795\u179b\u17b7\u178f\u1795\u179b\u179c\u17b7\u1789\u17d4.<\/p>\n<h2>\u1780\u17c6\u17a0\u17bb\u179f\u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u17a2\u17b6\u1793\u1791\u17bc\u1791\u17c5 \u1793\u17b7\u1784\u179c\u17b7\u1792\u17b8\u1787\u17c0\u179f\u179c\u17b6\u1784\u1796\u17bd\u1780\u179c\u17b6<\/h2>\n<h3>\u1780\u17c6\u17a0\u17bb\u179f\u1791\u17b8 1\u17d6 \u1798\u17be\u179b\u1785\u179a\u1793\u17d2\u178f\u1787\u17b6\u1798\u17bb\u1793\u179f\u17b7\u1793<\/h3>\n<p>\u1793\u17c1\u17c7\u1782\u17ba\u1787\u17b6\u1780\u17c6\u17a0\u17bb\u179f\u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798\u1791\u17bc\u1791\u17c5\u1794\u17c6\u1795\u17bb\u178f\u17d4 \u17a7\u1794\u1780\u179a\u178e\u17cd <code>32 A<\/code> \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u17a2\u1793\u17bb\u1798\u17d0\u178f\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1782\u1798\u17d2\u179a\u17c4\u1784\u1798\u17bd\u1799 \u1791\u17c4\u17c7\u1794\u17b8\u1787\u17b6\u1790\u17d2\u1793\u17b6\u1780\u17cb\u179c\u17c9\u17bb\u179b \u17ac\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u1794\u17d2\u178f\u17bc\u179a\u1798\u17b7\u1793\u178f\u17d2\u179a\u17bc\u179c\u1782\u17d2\u1793\u17b6\u1793\u17b9\u1784\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u1796\u17b7\u178f\u1794\u17d2\u179a\u17b6\u1780\u178a\u1780\u17cf\u178a\u17c4\u1799\u17d4.<\/p>\n<p><strong>\u179c\u17b7\u1792\u17b8\u1787\u17c0\u179f\u179c\u17b6\u1784\u179c\u17b6\u17d6<\/strong> \u178f\u17c2\u1784\u178f\u17c2\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\u1787\u17b6\u1798\u17bd\u1799\u179c\u17c9\u17bb\u179b\u17d4 \u1785\u179a\u1793\u17d2\u178f\u1782\u17ba\u179f\u17c6\u1781\u17b6\u1793\u17cb \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u179c\u17b6\u179f\u17c6\u1781\u17b6\u1793\u17cb\u179b\u17bb\u17c7\u178f\u17d2\u179a\u17b6\u178f\u17c2\u1797\u17b6\u1796\u179f\u1798\u179f\u17d2\u179a\u1794\u1793\u17c3\u179c\u17c9\u17bb\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u17d4.<\/p>\n<h3>\u1780\u17c6\u17a0\u17bb\u179f\u1791\u17b8 2\u17d6 \u1798\u17b7\u1793\u17a2\u17be\u1796\u17be\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb<\/h3>\n<p>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a\u178a\u17c2\u179b\u1798\u17b6\u1793\u1785\u179a\u1793\u17d2\u178f \u1793\u17b7\u1784\u179c\u17c9\u17bb\u179b\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c \u1793\u17c5\u178f\u17c2\u17a2\u17b6\u1785\u1798\u17b7\u1793\u179f\u1798\u179f\u17d2\u179a\u1794\u1794\u17b6\u1793 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u1798\u17b7\u1793\u178f\u17d2\u179a\u17bc\u179c\u1782\u17d2\u1793\u17b6\u1793\u17b9\u1784\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785 DC \u1796\u17b7\u178f\u1794\u17d2\u179a\u17b6\u1780\u178a\u17d4.<\/p>\n<p><strong>\u179c\u17b7\u1792\u17b8\u1787\u17c0\u179f\u179c\u17b6\u1784\u179c\u17b6\u17d6<\/strong> \u1785\u17b6\u178f\u17cb\u1791\u17bb\u1780\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u1787\u17b6\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\u1787\u17b6\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785 \u1798\u17b7\u1793\u1798\u17c2\u1793\u1787\u17b6\u1785\u17c6\u178e\u17bb\u1785\u1791\u17b7\u1793\u17d2\u1793\u1793\u17d0\u1799\u1787\u17b6\u1787\u1798\u17d2\u179a\u17be\u179f\u1793\u17c4\u17c7\u1791\u17c1\u17d4.<\/p>\n<h3>\u1780\u17c6\u17a0\u17bb\u179f\u1791\u17b8 3\u17d6 \u179f\u1793\u17d2\u1798\u178f\u1790\u17b6\u1794\u17c9\u17bc\u179b\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1785\u17d2\u179a\u17be\u1793\u1798\u17b6\u1793\u1793\u17d0\u1799\u1790\u17b6\u179b\u17d2\u17a2\u1787\u17b6\u1784\u178a\u17c4\u1799\u179f\u17d2\u179c\u17d0\u1799\u1794\u17d2\u179a\u179c\u178f\u17d2\u178f\u17b7<\/h3>\n<p>\u1794\u17c9\u17bc\u179b\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1785\u17d2\u179a\u17be\u1793\u1798\u17b7\u1793\u1798\u17b6\u1793\u1793\u17d0\u1799\u1790\u17b6\u1787\u17b6\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a\u178a\u17c2\u179b\u1798\u17b6\u1793\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796 \u17ac\u1798\u17b6\u1793\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u1787\u17b6\u1784\u1798\u17bb\u1793\u178a\u17c4\u1799\u179f\u17d2\u179c\u17d0\u1799\u1794\u17d2\u179a\u179c\u178f\u17d2\u178f\u17b7\u1791\u17c1\u17d4 \u1796\u17bd\u1780\u179c\u17b6\u1794\u1784\u17d2\u17a0\u17b6\u1789\u1796\u17b8\u1780\u17b6\u179a\u179a\u17c0\u1794\u1785\u17c6\u1780\u17b6\u179a\u179a\u17c6\u1781\u17b6\u1793 conductor \u1781\u17b6\u1784\u1780\u17d2\u1793\u17bb\u1784 \u1793\u17b7\u1784\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c5\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb\u1798\u17bd\u1799\u17d4.<\/p>\n<p><strong>\u179c\u17b7\u1792\u17b8\u1787\u17c0\u179f\u179c\u17b6\u1784\u179c\u17b6\u17d6<\/strong> \u178f\u17c2\u1784\u178f\u17c2\u1799\u17c4\u1784\u1791\u17c5\u179b\u17be\u178a\u17d2\u1799\u17b6\u1780\u17d2\u179a\u17b6\u1798\u178f\u1797\u17d2\u1787\u17b6\u1794\u17cb\u179a\u1794\u179f\u17cb\u1780\u17d2\u179a\u17bb\u1798\u17a0\u17ca\u17bb\u1793\u1795\u179b\u17b7\u178f \u17a0\u17be\u1799\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u1796\u17b8\u179a\u1794\u17c0\u1794\u178a\u17c2\u179b\u1794\u17c9\u17bc\u179b\u1782\u17bd\u179a\u178f\u17c2\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1781\u17d2\u179f\u17c2\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u17d2\u179b\u1784\u17cb\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u17d4.<\/p>\n<h3>\u1780\u17c6\u17a0\u17bb\u179f\u1791\u17b8 4\u17d6 \u1785\u17b6\u178f\u17cb\u1791\u17bb\u1780\u179f\u1789\u17d2\u1789\u17b6\u179f\u1798\u17d2\u1782\u17b6\u179b\u17cb\u178a\u17c2\u179b\u1798\u17be\u179b\u1791\u17c5\u178a\u17bc\u1785 AC \u1790\u17b6\u17a2\u17b6\u1785\u1791\u1791\u17bd\u179b\u1799\u1780\u1794\u17b6\u1793\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb DC<\/h3>\n<p>\u1795\u179b\u17b7\u178f\u1795\u179b\u1798\u17bd\u1799\u1785\u17c6\u1793\u17bd\u1793\u1798\u17b6\u1793\u179f\u1789\u17d2\u1789\u17b6\u179f\u1798\u17d2\u1782\u17b6\u179b\u17cb\u178a\u17c2\u179b\u1798\u17be\u179b\u1791\u17c5\u1791\u17bc\u1791\u17c5 \u17ac\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1795\u17d2\u179f\u17b6\u179a\u1797\u17d2\u1787\u17b6\u1794\u17cb\u1787\u17b6\u1785\u1798\u17d2\u1794\u1784\u1787\u17b6\u1798\u17bd\u1799\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8 AC \u17d4 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u1798\u17b7\u1793\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3 \u1793\u17b7\u1784\u1780\u17c6\u178e\u178f\u17cb\u17a2\u178f\u17d2\u178f\u179f\u1789\u17d2\u1789\u17b6\u178e\u1799\u17c9\u17b6\u1784\u1785\u17d2\u1794\u17b6\u179f\u17cb\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u1794\u17d2\u178f\u17bc\u179a DC \u179f\u17bc\u1798\u1794\u1793\u17d2\u178f\u178a\u17c4\u1799\u1794\u17d2\u179a\u17bb\u1784\u1794\u17d2\u179a\u1799\u17d0\u178f\u17d2\u1793\u17d4.<\/p>\n<p><strong>\u179c\u17b7\u1792\u17b8\u1787\u17c0\u179f\u179c\u17b6\u1784\u179c\u17b6\u17d6<\/strong> \u179a\u1780\u1798\u17be\u179b\u179f\u1789\u17d2\u1789\u17b6\u179f\u1798\u17d2\u1782\u17b6\u179b\u17cb\u179c\u17c9\u17bb\u179b DC \u1785\u17d2\u1794\u17b6\u179f\u17cb\u179b\u17b6\u179f\u17cb \u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb DC \u1793\u17b7\u1784\u17af\u1780\u179f\u17b6\u179a\u1799\u17c4\u1784\u1791\u17c5 <strong>IEC 60947-3<\/strong> \u17ac\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a\u178a\u17c2\u179b\u1796\u17b6\u1780\u17cb\u1796\u17d0\u1793\u17d2\u1792\u1793\u17b9\u1784 DC \u1795\u17d2\u179f\u17c1\u1784\u1791\u17c0\u178f\u17d4.<\/p>\n<h2>\u179f\u17c6\u178e\u17bd\u179a\u1782\u17c1\u179f\u17bd\u179a\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb<\/h2>\n<h3>\u178f\u17be\u1780\u1798\u17d2\u179a\u17b7\u178f\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u17a2\u17d2\u179c\u17b8\u178a\u17c2\u179b\u1781\u17d2\u1789\u17bb\u17c6\u1782\u17bd\u179a\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1798\u17bb\u1793\u1782\u17c1\u1793\u17c5\u179b\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f DC?<\/h3>\n<p>Start with the voltage rating, because a switch that is under-rated for DC voltage is immediately disqualified regardless of its current rating. In PV applications, check against the cold-corrected maximum Voc, not just the nominal system voltage.<\/p>\n<h3>\u178f\u17be 4P \u1798\u17b6\u1793\u1793\u17d0\u1799\u178a\u17bc\u1785\u1798\u17d2\u178f\u17c1\u1785\u1793\u17c5\u179b\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f DC?<\/h3>\n<p>It means the switch uses four poles to disconnect the circuit. In DC applications, this often affects how the conductors are routed and what voltage arrangement the switch can support.<\/p>\n<h3>\u178f\u17be DC-21B \u1798\u17b6\u1793\u1793\u17d0\u1799\u178a\u17bc\u1785\u1798\u17d2\u178f\u17c1\u1785?<\/h3>\n<p>It is an IEC utilization category indicating the switching duty for which the device was tested. DC-21B corresponds to resistive or slightly inductive DC loads.<\/p>\n<h3>\u178f\u17be DC-PV1 \u1793\u17b7\u1784 DC-PV2 \u1798\u17b6\u1793\u1793\u17d0\u1799\u178a\u17bc\u1785\u1798\u17d2\u178f\u17c1\u1785\u1793\u17c5\u179b\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f\u179f\u17bc\u17a1\u17b6?<\/h3>\n<p>They are photovoltaic-specific utilization categories used in the IEC 60947-3 framework. DC-PV1 covers standard PV switching duty, while DC-PV2 covers more demanding PV conditions, including reverse-current scenarios.<\/p>\n<h3>\u178f\u17be\u1780\u1798\u17d2\u179a\u17b7\u178f\u1785\u179a\u1793\u17d2\u178f\u179f\u17c6\u1781\u17b6\u1793\u17cb\u1787\u17b6\u1784\u1794\u17d2\u179a\u1797\u17c1\u1791\u1793\u17c3\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u1798\u17c2\u1793\u1791\u17c1?<\/h3>\n<p>No. Current rating tells you how much load the switch can carry. Utilization category tells you what kind of load and switching conditions the switch was designed to handle.<\/p>\n<h3>\u178f\u17be\u1781\u17d2\u1789\u17bb\u17c6\u17a2\u17b6\u1785\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f DC \u178a\u17c4\u1799\u1795\u17d2\u17a2\u17c2\u1780\u179b\u17be\u17a2\u17c6\u1796\u17c2\u179a\u178f\u17c2\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7\u1794\u17b6\u1793\u1791\u17c1?<\/h3>\n<p>No. A correct selection also depends on maximum DC voltage, pole configuration, utilization category, and the specific application conditions.<\/p>\n<h2>\u17a2\u17d2\u179c\u17b8\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1792\u17d2\u179c\u17be\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb<\/h2>\n<p>\u17a5\u17a1\u17bc\u179c\u1793\u17c1\u17c7\u17a2\u17d2\u1793\u1780\u1799\u179b\u17cb\u1796\u17b8\u179a\u1794\u17c0\u1794\u17a2\u17b6\u1793\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3 \u1787\u17c6\u17a0\u17b6\u1793\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u1782\u17ba\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u1796\u17bd\u1780\u179c\u17b6\u1791\u17c5\u1782\u1798\u17d2\u179a\u17c4\u1784\u1796\u17b7\u178f\u1794\u17d2\u179a\u17b6\u1780\u178a\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u17d4.<\/p>\n<ul>\n<li>\u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u17a2\u17d2\u1793\u1780\u1780\u17c6\u1796\u17bb\u1784\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1782\u1798\u17d2\u179a\u17c4\u1784\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb\u1798\u17bd\u1799 \u179f\u17bc\u1798\u1794\u17d2\u179a\u17be\u179b\u17c6\u17a0\u17bc\u179a\u1793\u17c3\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u17c1\u1785\u1785\u17b7\u178f\u17d2\u178f\u1794\u17d2\u179a\u17b6\u17c6\u1798\u17bd\u1799\u1787\u17c6\u17a0\u17b6\u1793\u1781\u17b6\u1784\u179b\u17be \u178a\u17be\u1798\u17d2\u1794\u17b8\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1794\u17c1\u1780\u17d2\u1781\u1787\u1793\u1793\u17b8\u1798\u17bd\u1799\u17d7\u1794\u17d2\u179a\u1786\u17b6\u17c6\u1784\u1793\u17b9\u1784\u1794\u17c9\u17b6\u179a\u17c9\u17b6\u1798\u17c9\u17c2\u178f\u17d2\u179a\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u1796\u17b7\u178f\u1794\u17d2\u179a\u17b6\u1780\u178a\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u17d4.<\/li>\n<li>\u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u17a2\u17d2\u1793\u1780\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1787\u17c6\u1793\u17bd\u1799\u1787\u17b6\u1798\u17bd\u1799\u1795\u17d2\u1793\u17c2\u1780\u1781\u17d2\u179f\u17c2 \u179f\u17bc\u1798\u1794\u1793\u17d2\u178f\u1791\u17c5 <a href=\"https:\/\/test.viox.com\/km\/connection-of-dc-isolators\/\">\u1780\u17b6\u179a\u178f\u1797\u17d2\u1787\u17b6\u1794\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u178f\u17b6\u1785\u17cb DC<\/a> \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u178e\u17c2\u1793\u17b6\u17c6\u17a2\u17c6\u1796\u17b8\u1781\u17d2\u179f\u17c2\u1794\u17c9\u17bc\u179b\u178a\u17c4\u1799\u1794\u17c9\u17bc\u179b\u17d4.<\/li>\n<li>If you want to review VIOX DC isolator specifications, visit the <a href=\"https:\/\/test.viox.com\/km\/dc-isolator-switch\/\">DC Isolator Switch product page<\/a> to compare voltage, current, pole, and utilization category data.<\/li>\n<li>If you need the broader fundamentals, go back to <a href=\"https:\/\/test.viox.com\/km\/what-is-a-dc-isolator-switch\/\">\u178f\u17be DC Isolator Switch \u1782\u17ba\u1787\u17b6\u17a2\u17d2\u179c\u17b8?<\/a>.<\/li>\n<\/ul>\n<h2>Sources Used<\/h2>\n<ul>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/59785\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60947-3:2020 overview<\/a><\/li>\n<li><a href=\"https:\/\/www.shopulstandards.com\/ProductDetail.aspx?UniqueKey=30658\" rel=\"nofollow noopener\" target=\"_blank\">UL 98B standard family reference<\/a><\/li>\n<li><a href=\"https:\/\/electrification.us.abb.com\/products\/switches-disconnects\/otdc-disconnects\" rel=\"nofollow noopener\" target=\"_blank\">ABB OTDC disconnects reference showing DC-PV2 ratings<\/a><\/li>\n<li><a href=\"https:\/\/www.socomec.be\/fr\/securiser-le-sectionnement-des-panneaux-photovoltaiques\" rel=\"nofollow noopener\" target=\"_blank\">Socomec photovoltaic disconnector guidance discussing DC-PV2<\/a><\/li>\n<\/ul>\n<\/div>\n<div class=\"simg-pop-btn\" style=\"top: 235.828px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 235.828px; left: 14px; display: none;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Direct Answer Reading a DC isolator switch label correctly comes down to four things, checked in this order: Voltage rating \u2014 can the switch safely handle the highest DC voltage in your system? Current rating \u2014 can it carry the expected continuous current without overheating? Pole configuration \u2014 how many conductors does it disconnect at [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":23389,"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-23388","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\/23388","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=23388"}],"version-history":[{"count":1,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/posts\/23388\/revisions"}],"predecessor-version":[{"id":23390,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/posts\/23388\/revisions\/23390"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/media\/23389"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/media?parent=23388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/categories?post=23388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/tags?post=23388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}