{"id":13723,"date":"2025-03-03T21:24:33","date_gmt":"2025-03-03T13:24:33","guid":{"rendered":"https:\/\/viox.com\/?p=13723"},"modified":"2025-12-14T20:06:01","modified_gmt":"2025-12-14T12:06:01","slug":"contactors-vs-relays-understanding-the-key-differences","status":"publish","type":"post","link":"https:\/\/test.viox.com\/km\/contactors-vs-relays-understanding-the-key-differences\/","title":{"rendered":"Contactors vs. Relays: \u1780\u17b6\u179a\u1799\u179b\u17cb\u178a\u17b9\u1784\u1796\u17b8\u1797\u17b6\u1796\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d7"},"content":{"rendered":"<div class=\"product-intro\">\n<p><strong>\u1797\u17b6\u1796\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u200b\u1785\u1798\u17d2\u1794\u1784\u200b\u179a\u179c\u17b6\u1784\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b(contactor) \u1793\u17b7\u1784\u200b\u179a\u17b8\u17a1\u17c1 (relay) \u1782\u17ba\u200b\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u200b\u1785\u179a\u1793\u17d2\u178f\u200b \u1793\u17b7\u1784\u200b\u179c\u17b7\u179f\u17b6\u179b\u1797\u17b6\u1796\u200b\u1793\u17c3\u200b\u1780\u17b6\u179a\u200b\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u200b\u179a\u1794\u179f\u17cb\u200b\u179c\u17b6\u17d6<\/strong> \u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1782\u17ba\u1787\u17b6\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785\u200b\u1792\u1793\u17cb\u200b\u1792\u17d2\u1784\u1793\u17cb\u200b\u178a\u17c2\u179b\u200b\u179a\u1785\u1793\u17b6\u200b\u17a1\u17be\u1784\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1794\u1793\u17d2\u1791\u17bb\u1780\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1781\u17d2\u1796\u179f\u17cb (\u1787\u17b6\u1791\u17bc\u1791\u17c5\u200b\u179b\u17be\u179f\u200b\u1796\u17b8 9 \u17a2\u17c6\u1796\u17c2\u179a) \u178a\u17bc\u1785\u1787\u17b6\u200b\u1798\u17c9\u17bc\u1791\u17d0\u179a \u1793\u17b7\u1784\u200b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792 HVAC \u1781\u178e\u17c8\u200b\u178a\u17c2\u179b\u200b\u179a\u17b8\u17a1\u17c1\u200b\u1782\u17ba\u1787\u17b6\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u1797\u17b6\u1796\u200b\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1791\u17b6\u1794 (\u1787\u17b6\u1791\u17bc\u1791\u17c5\u200b\u1780\u17d2\u179a\u17c4\u1798 10 \u17a2\u17c6\u1796\u17c2\u179a) \u1793\u17b7\u1784\u200b\u1780\u17b6\u179a\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u179f\u1789\u17d2\u1789\u17b6\u17d4 \u1780\u17b6\u179a\u200b\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u178a\u17c2\u179b\u200b\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u200b\u1792\u17b6\u1793\u17b6\u200b\u1794\u17b6\u1793\u200b\u1793\u17bc\u179c\u200b\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8 \u1780\u17b6\u179a\u200b\u17a2\u1793\u17bb\u179b\u17c4\u1798\u200b\u178f\u17b6\u1798\u200b\u1780\u17bc\u178a \u1793\u17b7\u1784\u200b\u1780\u17b6\u179a\u1796\u17b6\u179a\u200b\u1780\u17b6\u179a\u200b\u1781\u17bc\u1785\u1781\u17b6\u178f\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u17d4.<\/p>\n<p>\u1780\u17b6\u179a\u200b\u1799\u179b\u17cb\u200b\u178a\u17b9\u1784\u200b\u1796\u17b8\u200b\u1797\u17b6\u1796\u200b\u1781\u17bb\u179f\u200b\u1782\u17d2\u1793\u17b6\u200b\u1793\u17c1\u17c7\u200b\u1782\u17ba\u200b\u1798\u17b6\u1793\u200b\u179f\u17b6\u179a\u17c8\u179f\u17c6\u1781\u17b6\u1793\u17cb\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u179c\u17b7\u179f\u17d2\u179c\u1780\u179a\u200b\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798 \u17a2\u17d2\u1793\u1780\u200b\u1798\u17c9\u17c5\u1780\u17b6\u179a\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8 \u1793\u17b7\u1784\u200b\u17a2\u17d2\u1793\u1780\u200b\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u200b\u1782\u17d2\u179a\u17bf\u1784\u200b\u1794\u179a\u17b7\u1780\u17d2\u1781\u17b6\u179a\u17d4 \u1780\u17b6\u179a\u200b\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u200b\u1798\u17b7\u1793\u200b\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u200b\u1793\u17b6\u17c6\u200b\u17b1\u17d2\u1799\u200b\u1798\u17b6\u1793\u200b\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u200b\u1795\u17d2\u179f\u17b6\u179a\u200b\u178a\u17c2\u1780 \u1780\u17b6\u179a\u200b\u1794\u179a\u17b6\u1787\u17d0\u1799\u200b\u178a\u17c2\u179b\u200b\u1794\u1784\u17d2\u1780\u200b\u1780\u17b6\u179a\u200b\u179a\u17c6\u1781\u17b6\u1793 \u1793\u17b7\u1784\u200b\u1780\u17b6\u179a\u200b\u179a\u17c6\u179b\u17c4\u1797\u200b\u179b\u17be\u200b\u1780\u17bc\u178a\u200b\u179f\u1780\u17d2\u178f\u17b6\u1793\u17bb\u1796\u179b\u200b\u1780\u17d2\u179a\u17c4\u1798\u200b\u1798\u17b6\u178f\u17d2\u179a\u17b6 NEC 430\u17d4 \u1798\u1782\u17d2\u1782\u17bb\u1791\u17d2\u1791\u17c1\u179f\u1780\u17cd\u200b\u1793\u17c1\u17c7\u200b\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u200b\u17b1\u17d2\u1799\u200b\u1785\u17d2\u1794\u17b6\u179f\u17cb\u200b\u17a2\u17c6\u1796\u17b8\u200b\u1796\u17c1\u179b\u200b\u178a\u17c2\u179b\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17d2\u179a\u17be\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1793\u17b8\u1798\u17bd\u1799\u17d7 \u179a\u1794\u17c0\u1794\u200b\u1780\u17c6\u178e\u178f\u17cb\u200b\u1791\u17c6\u17a0\u17c6\u200b\u17b1\u17d2\u1799\u200b\u1794\u17b6\u1793\u200b\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c \u1793\u17b7\u1784\u200b\u179a\u1794\u17c0\u1794\u200b\u1794\u1789\u17d2\u1785\u17bc\u179b\u200b\u179c\u17b6\u200b\u1791\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u200b\u178a\u17c2\u179b\u200b\u17a2\u1793\u17bb\u179b\u17c4\u1798\u200b\u178f\u17b6\u1798\u200b\u1794\u1791\u178a\u17d2\u178b\u17b6\u1793\u17d4.<\/p>\n<h2>\u178f\u17be Contactors \u1793\u17b7\u1784 Relays \u1787\u17b6\u17a2\u17d2\u179c\u17b8?<\/h2>\n<h3>\u1793\u17b7\u1799\u1798\u1793\u17d0\u1799 Contactor<\/h3>\n<p>\u1798\u17bd\u1799 <a href=\"https:\/\/test.viox.com\/km\/ac-contactor\/\"><strong>contactor<\/strong><\/a> \u1782\u17ba\u1787\u17b6\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u178a\u17c2\u179b\u200b\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u200b\u178a\u17c4\u1799\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u200b\u178a\u17c2\u179b\u200b\u1797\u17d2\u1787\u17b6\u1794\u17cb\u200b\u1793\u17b7\u1784\u200b\u1795\u17d2\u178f\u17b6\u1785\u17cb\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1795\u17d2\u1791\u17bb\u1780\u200b\u1790\u17b6\u1798\u1796\u179b\u200b\u1781\u17d2\u1796\u179f\u17cb \u178a\u17c2\u179b\u200b\u1787\u17b6\u1791\u17bc\u1791\u17c5\u200b\u1794\u17c6\u1795\u17bb\u178f\u200b\u1782\u17ba\u200b\u1798\u17c9\u17bc\u1791\u17d0\u179a\u200b\u1794\u17b8\u200b\u17a0\u17d2\u179c\u17b6 \u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u200b\u1780\u1784\u17d2\u17a0\u17b6\u179a\u200b\u1792\u17c6\u17d7 \u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u200b\u1794\u1784\u17d2\u17a0\u17b6\u1794\u17cb HVAC \u1793\u17b7\u1784\u200b\u1792\u17b6\u178f\u17bb\u200b\u1780\u1798\u17d2\u178f\u17c5\u200b\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798\u17d4 \u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\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\u200b\u1780\u17b6\u179a\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb\u200b\u1780\u17d2\u179a\u17c4\u1798\u200b\u1794\u1793\u17d2\u1791\u17bb\u1780\u200b\u1787\u17b6\u1798\u17bd\u1799\u200b\u1793\u17b9\u1784\u200b\u1799\u1793\u17d2\u178f\u1780\u17b6\u179a\u200b\u1791\u1794\u17cb\u200b\u179f\u17d2\u1780\u17c1\u178f\u200b\u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u179f\u17b6\u1784\u179f\u1784\u17cb\u200b\u1793\u17c5\u200b\u1781\u17b6\u1784\u200b\u1780\u17d2\u1793\u17bb\u1784\u17d4.<\/p>\n<p><strong>\u179b\u1780\u17d2\u1781\u178e\u17c8\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d7\u17d6<\/strong><\/p>\n<ul>\n<li>\u179f\u17c6\u178e\u1784\u17cb\u200b\u1792\u1793\u17cb\u200b\u1792\u17d2\u1784\u1793\u17cb\u200b\u1787\u17b6\u1798\u17bd\u1799\u200b\u1793\u17b9\u1784\u200b\u1799\u17c9\u17b6\u1793\u17cb\u200b\u179f\u17d2\u1796\u17d0\u179a\u200b\u1794\u17d2\u179a\u17b6\u1780\u17cb \u17ac\u200b\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u200b\u178f\u1784\u17cb\u179f\u17d2\u178f\u17c2\u1793<\/li>\n<li>\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u200b\u1798\u17c1\u200b\u178a\u17c2\u179b\u200b\u1794\u17be\u1780\u200b\u1787\u17b6\u200b\u1792\u1798\u17d2\u1798\u178f\u17b6 (NO) \u178a\u17c2\u179b\u200b\u1794\u179a\u17b6\u1787\u17d0\u1799\u200b\u1794\u17be\u1780\u200b\u1793\u17c5\u200b\u1796\u17c1\u179b\u200b\u1794\u17b6\u178f\u17cb\u1794\u1784\u17cb\u200b\u1790\u17b6\u1798\u1796\u179b\u200b\u1794\u1789\u17d2\u1787\u17b6<\/li>\n<li>\u1794\u17c6\u1796\u1784\u17cb\u200b\u179a\u17c6\u179f\u17b6\u1799\u200b\u1792\u17d2\u1793\u17bc\u200b\u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u179f\u17b6\u1784\u179f\u1784\u17cb\u200b\u1793\u17c5\u200b\u1781\u17b6\u1784\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1780\u17b6\u179a\u200b\u179a\u17c6\u1781\u17b6\u1793\u200b\u178a\u17c4\u1799\u200b\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u200b\u1793\u17c3\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1790\u17b6\u1798\u1796\u179b\u200b\u1781\u17d2\u1796\u179f\u17cb<\/li>\n<li>\u1780\u17b6\u179a\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1796\u17b8 9 \u17a2\u17c6\u1796\u17c2\u179a\u200b\u178a\u179b\u17cb\u200b\u1787\u17b6\u1784 1000 \u17a2\u17c6\u1796\u17c2\u179a<\/li>\n<li>\u179a\u1785\u1793\u17b6\u200b\u178f\u17b6\u1798\u200b\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a IEC 60947-4-1 \u1793\u17b7\u1784 UL 508<\/li>\n<\/ul>\n<figure style=\"margin: 20px 0; text-align: center;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/VIOX CJX2-6511 AC contactor showing three-pole power terminals (L1, L2, L3 and T1, T2, T3) and auxiliary contacts for industrial motor control applications.png\" alt=\"VIOX CJX2 AC contactor mounted in industrial control panel showing three-pole power terminals and control coil for motor control applications\" \/><figcaption style=\"font-style: italic; font-size: 0.9em; color: #666; margin-top: 8px;\">\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6 VIOX CJX2 AC \u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u1798\u17c9\u17c4\u1793\u200b\u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1794\u1793\u17d2\u1791\u17c7\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798\u200b\u178a\u17c2\u179b\u200b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u200b\u179f\u17d2\u1790\u17b6\u1793\u17b8\u1799\u200b\u1790\u17b6\u1798\u1796\u179b\u200b\u1794\u17b8\u200b\u1794\u17c9\u17bc\u179b \u1793\u17b7\u1784\u200b\u17a7\u1794\u1780\u179a\u178e\u17cf\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1798\u17c9\u17bc\u1791\u17d0\u179a<\/figcaption><\/figure>\n<h3>\u1793\u17b7\u1799\u1798\u1793\u17d0\u1799\u1794\u1789\u17d2\u1787\u17bc\u1793\u178f<\/h3>\n<p>\u1798\u17bd\u1799 <strong>\u1794\u1789\u17d2\u1787\u17bc\u1793\u178f<\/strong> \u1782\u17ba\u1787\u17b6\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785\u200b\u178a\u17c2\u179b\u200b\u1794\u17d2\u179a\u17be\u200b\u179f\u1789\u17d2\u1789\u17b6\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u178f\u17bc\u1785\u200b\u1798\u17bd\u1799\u200b\u178a\u17be\u1798\u17d2\u1794\u17b8\u200b\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u200b\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u200b\u178a\u17c2\u179b\u200b\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u178a\u17b6\u1785\u17cb\u200b\u178a\u17c4\u1799\u200b\u17a1\u17c2\u1780\u17d4 \u179a\u17b8\u17a1\u17c1\u200b\u1798\u17b6\u1793\u200b\u1797\u17b6\u1796\u200b\u179b\u17d2\u17a2\u200b\u1794\u17d2\u179a\u179f\u17be\u179a\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u178f\u1780\u17d2\u1780\u179c\u17b7\u1787\u17d2\u1787\u17b6\u200b\u1794\u1789\u17d2\u1787\u17b6 \u1785\u17c6\u178e\u17bb\u1785\u200b\u1794\u17d2\u179a\u1791\u17b6\u1780\u17cb\u200b\u179f\u17d2\u179c\u17d0\u1799\u1794\u17d2\u179a\u179c\u178f\u17d2\u178f\u17b7\u1780\u1798\u17d2\u1798 \u1793\u17b7\u1784\u200b\u1780\u17b6\u179a\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u179f\u1789\u17d2\u1789\u17b6\u200b\u178a\u17c2\u179b\u200b\u1797\u17b6\u1796\u200b\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb\u200b\u1793\u17b7\u1784\u200b\u1791\u17c6\u17a0\u17c6\u200b\u178f\u17bc\u1785\u200b\u178f\u17b6\u1785\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u1791\u17b6\u1798\u1791\u17b6\u179a\u17d4.<\/p>\n<p><strong>\u179b\u1780\u17d2\u1781\u178e\u17c8\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d7\u17d6<\/strong><\/p>\n<ul>\n<li>\u179f\u17c6\u178e\u1784\u17cb\u200b\u178f\u17bc\u1785\u200b\u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u1792\u17d2\u179c\u17be\u200b\u17b1\u17d2\u1799\u200b\u1794\u17d2\u179a\u179f\u17be\u179a\u200b\u17a1\u17be\u1784\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1780\u17b6\u179a\u200b\u1798\u17c9\u17c4\u1793\u200b\u179b\u17be\u200b\u1795\u17d2\u179b\u17bc\u179c\u178a\u17c2\u1780 DIN \u17ac PCB<\/li>\n<li>\u1780\u17b6\u179a\u200b\u1780\u17c6\u178e\u178f\u17cb\u200b\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u200b\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u200b\u1785\u17d2\u179a\u17be\u1793\u17d6 SPDT, DPDT, NO, NC, \u1795\u17d2\u179b\u17b6\u179f\u17cb\u1794\u17d2\u178f\u17bc\u179a<\/li>\n<li>\u1780\u17b6\u179a\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1787\u17b6\u1791\u17bc\u1791\u17c5 0.1 \u1791\u17c5 10 \u17a2\u17c6\u1796\u17c2\u179a<\/li>\n<li>\u179b\u17d2\u1794\u17bf\u1793\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u179b\u17bf\u1793 (1-20 \u1798\u17b7\u179b\u17d2\u179b\u17b8\u179c\u17b7\u1793\u17b6\u1791\u17b8)<\/li>\n<li>\u179a\u1785\u1793\u17b6\u200b\u178f\u17b6\u1798\u200b\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a IEC 61810 \u1793\u17b7\u1784 UL 508<\/li>\n<\/ul>\n<figure style=\"margin: 20px 0; text-align: center;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/viox-timer-relay-bank-mounted-on-din-rail-in-control-cabinet-for-industrial-automation-control-circuit-switching.webp\" alt=\"VIOX timer relay bank mounted on DIN rail in control cabinet for industrial automation control circuit switching\" \/><figcaption style=\"font-style: italic; font-size: 0.9em; color: #666; margin-top: 8px;\">VIOX<a href=\"https:\/\/test.viox.com\/km\/timer-relay\/\"> \u179a\u17b8\u17a1\u17c1\u200b\u1780\u17c6\u178e\u178f\u17cb\u200b\u1798\u17c9\u17c4\u1784<\/a> \u1792\u1793\u17b6\u1782\u17b6\u179a\u200b\u1794\u17b6\u1793\u200b\u1798\u17c9\u17c4\u1793\u200b\u179b\u17be <a href=\"https:\/\/test.viox.com\/km\/din-rail\/\">\u1795\u17d2\u179b\u17bc\u179c\u178a\u17c2\u1780 DIN<\/a> \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u200b\u1791\u17bc\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1780\u17b6\u179a\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u179f\u17d2\u179c\u17d0\u1799\u1794\u17d2\u179a\u179c\u178f\u17d2\u178f\u17b7\u1780\u1798\u17d2\u1798\u200b\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798<\/figcaption><\/figure>\n<h2>\u1797\u17b6\u1796\u200b\u1781\u17bb\u179f\u200b\u1782\u17d2\u1793\u17b6\u200b\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d7\u17d6 \u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1791\u179b\u17cb\u200b\u1793\u17b9\u1784\u200b\u179a\u17b8\u17a1\u17c1<\/h2>\n<h3>\u178f\u17b6\u179a\u17b6\u1784\u1794\u17d2\u179a\u17c0\u1794\u1792\u17c0\u1794\u178a\u17cf\u1791\u17bc\u179b\u17c6\u1791\u17bc\u179b\u17b6\u1799<\/h3>\n<table style=\"width: 100%; border-collapse: collapse; margin: 20px 0;\" border=\"1\">\n<thead>\n<tr style=\"background-color: #f9f9f9;\">\n<th style=\"padding: 10px; border: 1px solid #ddd;\">\u179b\u1780\u17d2\u1781\u178e\u17c8<\/th>\n<th style=\"padding: 10px; border: 1px solid #ddd;\">Contactors<\/th>\n<th style=\"padding: 10px; border: 1px solid #ddd;\">\u1794\u1789\u17d2\u1787\u17bc\u1793\u178f<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1794\u1785\u17d2\u1785\u17bb\u1794\u17d2\u1794\u1793\u17d2\u1793<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">9-1000+ \u17a2\u17c6\u1796\u17c2\u179a<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">0.1-10 amperes<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1794\u178b\u1798<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u1780\u17b6\u179a\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1790\u17b6\u1798\u1796\u179b<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u1780\u17b6\u179a\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1794\u1789\u17d2\u1787\u17b6<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>\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<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u200b\u1798\u17c1 NO + \u1787\u17c6\u1793\u17bd\u1799<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u1787\u1798\u17d2\u179a\u17be\u179f NO, NC, SPDT, DPDT<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>\u1780\u17b6\u179a\u1794\u1784\u17d2\u1780\u17d2\u179a\u17b6\u1794\u1792\u17d2\u1793\u17bc<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u1780\u17c6\u178e\u17b6\u178f\u17cb\u1792\u17d2\u1793\u17bc\u178a\u17c2\u179b\u1797\u17d2\u1787\u17b6\u1794\u17cb\u1798\u1780\u1787\u17b6\u1798\u17bd\u1799<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u178f\u17b7\u1785\u178f\u17bd\u1785 \u17ac\u1782\u17d2\u1798\u17b6\u1793<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>\u179a\u17b6\u1784\u1780\u17b6\u1799\u1791\u17c6\u17a0\u17c6<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u1792\u17c6 (3-12 \u17a2\u17ca\u17b8\u1789)<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u178f\u17bc\u1785 (0.5-3 \u17a2\u17ca\u17b8\u1789)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>\u179c\u17c9\u17bb\u179b\u178e\u17b6\u178f\u17cb\u1790\u17d2\u1793\u17b6\u1780\u17cb<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">120V-1000V AC<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">5V-480V AC\/DC<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>\u179b\u17d2\u1794\u17bf\u1793\u1794\u17d2\u178f\u17bc\u179a<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u1798\u1792\u17d2\u1799\u1798 (50-100ms)<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u179b\u17bf\u1793 (1-20ms)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>\u1785\u17c6\u178e\u17b6\u1799\u1787\u17bd\u179a<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">$50-500+<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">$5-100<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a\u200b\u1792\u1798\u17d2\u1798\u178f\u17b6<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">IEC 60947-4-1, UL 508<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">IEC 61810, UL 508<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>\u1787\u17b8\u179c\u17b7\u178f\u1798\u17c1\u1780\u17b6\u1793\u17b7\u1780<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">1-10 \u179b\u17b6\u1793\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a 10-100 \u179b\u17b6\u1793<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u200b\u1795\u17d2\u1791\u17bb\u1780\u200b\u1793\u17b7\u1784\u200b\u179c\u17c9\u17bb\u179b<\/h3>\n<p>\u1797\u17b6\u1796\u200b\u1781\u17bb\u179f\u200b\u1782\u17d2\u1793\u17b6\u200b\u1785\u1798\u17d2\u1794\u1784\u200b\u179f\u17d2\u1790\u17b7\u178f\u200b\u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u200b\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u200b\u1785\u179a\u1793\u17d2\u178f\u17d4 \u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1794\u1789\u17d2\u1785\u17bc\u179b\u200b\u1781\u17d2\u1796\u179f\u17cb\u200b\u178a\u17c2\u179b\u200b\u1787\u17b6\u200b\u179b\u1780\u17d2\u1781\u178e\u17c8\u200b\u1792\u1798\u17d2\u1798\u178f\u17b6\u200b\u1793\u17c3\u200b\u1780\u17b6\u179a\u200b\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\u200b\u1798\u17c9\u17bc\u1791\u17d0\u179a \u178a\u17c2\u179b\u200b\u1787\u17b6\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb\u200b\u1782\u17ba 6-8 \u178a\u1784\u200b\u1793\u17c3\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u178a\u17c2\u179b\u200b\u1780\u17c6\u1796\u17bb\u1784\u200b\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u17d4 \u179a\u17b8\u17a1\u17c1\u200b\u1798\u17b7\u1793\u200b\u17a2\u17b6\u1785\u200b\u1791\u1794\u17cb\u1791\u179b\u17cb\u200b\u1793\u17b9\u1784\u200b\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u200b\u1791\u17b6\u17c6\u1784\u200b\u1793\u17c1\u17c7\u200b\u1794\u17b6\u1793\u200b\u1791\u17c1 \u17a0\u17be\u1799\u200b\u1793\u17b9\u1784\u200b\u1795\u17d2\u179f\u17b6\u179a\u200b\u178a\u17c2\u1780 \u17ac\u200b\u1794\u179a\u17b6\u1787\u17d0\u1799\u200b\u1798\u17bb\u1793\u200b\u17a2\u17b6\u1799\u17bb\u200b\u1794\u17d2\u179a\u179f\u17b7\u1793\u200b\u1794\u17be\u200b\u1794\u17d2\u179a\u17be\u200b\u1781\u17bb\u179f\u200b\u1791\u17c5\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1790\u17b6\u1798\u1796\u179b\u17d4.<\/p>\n<p>\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u179f\u17b6\u1784\u179f\u1784\u17cb\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u200b\u1790\u17b6\u1798\u1796\u179b AC \u1794\u17b8\u200b\u17a0\u17d2\u179c\u17b6\u200b\u179a\u17a0\u17bc\u178f\u200b\u178a\u179b\u17cb 1000V\u17d4 \u179a\u17b8\u17a1\u17c1\u200b\u1794\u1798\u17d2\u179a\u17be\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1794\u1789\u17d2\u1787\u17b6 DC\/AC \u1798\u17bd\u1799\u200b\u17a0\u17d2\u179c\u17b6 \u17ac\u200b\u179c\u17c9\u17bb\u179b\u200b\u1791\u17b6\u1794\u17d4 \u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u200b\u1798\u17c9\u17bc\u1791\u17d0\u179a\u200b\u178f\u17c2\u1784\u178f\u17c2\u200b\u1791\u17b6\u1798\u1791\u17b6\u179a\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1795\u17d2\u179b\u17bc\u179c\u200b\u1790\u17b6\u1798\u1796\u179b\u200b\u1798\u17c1 \u1798\u17b7\u1793\u1798\u17c2\u1793\u200b\u179a\u17b8\u17a1\u17c1\u200b\u1791\u17c1\u17d4.<\/p>\n<h3>\u1780\u17b6\u179a\u200b\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u200b\u1790\u17b6\u1798\u1796\u179b\u200b\u1792\u17d2\u1793\u17bc<\/h3>\n<p>\u1793\u17c5\u200b\u1796\u17c1\u179b\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u1794\u1793\u17d2\u1791\u17bb\u1780\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1781\u17d2\u1796\u179f\u17cb \u1792\u17d2\u1793\u17bc\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u200b\u1794\u1784\u17d2\u1780\u17be\u178f\u200b\u17a1\u17be\u1784\u200b\u179a\u179c\u17b6\u1784\u200b\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u200b\u1794\u17be\u1780\u17d4 \u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1794\u1789\u17d2\u1785\u17bc\u179b\u200b\u1794\u17c6\u1796\u1784\u17cb\u200b\u179a\u17c6\u179f\u17b6\u1799\u200b\u1792\u17d2\u1793\u17bc \u178a\u17c2\u179b\u200b\u1787\u17b6\u200b\u179a\u1794\u17b6\u17c6\u1784\u200b\u178a\u17c2\u1780\u200b\u178a\u17c2\u179b\u200b\u1794\u17c2\u1784\u1785\u17c2\u1780 \u178f\u17d2\u179a\u1787\u17b6\u1780\u17cb \u1793\u17b7\u1784\u200b\u1796\u1793\u17d2\u179b\u178f\u17cb\u200b\u1792\u17d2\u1793\u17bc\u200b\u178a\u17c4\u1799\u200b\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u17d4 \u179b\u1780\u17d2\u1781\u178e\u17c8\u200b\u1796\u17b7\u179f\u17c1\u179f\u200b\u1793\u17c1\u17c7\u200b\u1798\u17b7\u1793\u200b\u1798\u17b6\u1793\u200b\u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u179a\u17b8\u17a1\u17c1\u200b\u1791\u17c1 \u178a\u17c2\u179b\u200b\u1792\u17d2\u179c\u17be\u200b\u17b1\u17d2\u1799\u200b\u179c\u17b6\u200b\u1798\u17b7\u1793\u200b\u179f\u1798\u200b\u179f\u17d2\u179a\u1794\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1780\u17b6\u179a\u200b\u179a\u17c6\u1781\u17b6\u1793\u200b\u1790\u17b6\u1798\u1796\u179b\u200b\u1781\u17d2\u1796\u179f\u17cb\u17d4.<\/p>\n<p>\u179a\u17b8\u17a1\u17c1\u200b\u1791\u17b6\u1798\u1791\u17b6\u179a\u200b\u1780\u17b6\u179a\u200b\u1791\u1794\u17cb\u200b\u179f\u17d2\u1780\u17b6\u178f\u17cb\u200b\u1781\u17b6\u1784\u200b\u1780\u17d2\u179a\u17c5 (\u178c\u17b8\u1799\u17c9\u17bc\u178f\u200b\u17a0\u17c4\u17c7\u200b\u178f\u17d2\u179a\u17a1\u1794\u17cb\u200b\u1798\u1780\u200b\u179c\u17b7\u1789 \u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1791\u1794\u17cb\u200b\u179f\u17d2\u1780\u17b6\u178f\u17cb RC) \u1793\u17c5\u200b\u1796\u17c1\u179b\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u1794\u1793\u17d2\u1791\u17bb\u1780\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u17a2\u17b6\u17c6\u1784\u178c\u17bb\u1785\u1791\u17d0\u179a\u17d4 \u1794\u17be\u200b\u1782\u17d2\u1798\u17b6\u1793\u200b\u1780\u17b6\u179a\u200b\u1791\u1794\u17cb\u200b\u179f\u17d2\u1780\u17b6\u178f\u17cb\u200b\u1791\u17c1 \u17a2\u17b6\u1799\u17bb\u200b\u1780\u17b6\u179b\u200b\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u200b\u1790\u1799\u200b\u1785\u17bb\u17c7\u200b\u1799\u17c9\u17b6\u1784\u200b\u1786\u17b6\u1794\u17cb\u200b\u179a\u17a0\u17d0\u179f\u17d4.<\/p>\n<figure style=\"margin: 20px 0; text-align: center;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/technical-cutaway-diagram-of-viox-contactor-showing-internal-arc-chute-electromagnetic-coil-and-silver-alloy-contacts-for-high-current-switching.webp\" alt=\"Technical cutaway diagram of VIOX contactor showing internal arc chute, electromagnetic coil, and silver alloy contacts for high-current switching\" \/><figcaption style=\"font-style: italic; font-size: 0.9em; color: #666; margin-top: 8px;\">\u1782\u17c6\u1793\u17bc\u179a\u200b\u1794\u1785\u17d2\u1785\u17c1\u1780\u1791\u17c1\u179f\u200b\u1780\u17b6\u178f\u17cb\u200b\u178f\u17b6\u1798\u200b\u1795\u17d2\u1793\u17c2\u1780\u200b\u1793\u17c3\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6 VIOX \u178a\u17c2\u179b\u200b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u200b\u1794\u17c6\u1796\u1784\u17cb\u200b\u179a\u17c6\u179f\u17b6\u1799\u200b\u1792\u17d2\u1793\u17bc\u200b\u1781\u17b6\u1784\u200b\u1780\u17d2\u1793\u17bb\u1784 \u17a7\u1794\u1780\u179a\u178e\u17cf\u200b\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785 \u1793\u17b7\u1784\u200b\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u200b\u1799\u17c9\u17b6\u1793\u17cb\u200b\u179f\u17d2\u1796\u17d0\u179a\u200b\u1794\u17d2\u179a\u17b6\u1780\u17cb\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1780\u17b6\u179a\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1781\u17d2\u1796\u179f\u17cb<\/figcaption><\/figure>\n<h3>\u1780\u17b6\u179a\u200b\u1780\u17c6\u178e\u178f\u17cb\u200b\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u200b\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u200b\u1793\u17b7\u1784\u200b\u1798\u17bb\u1781\u1784\u17b6\u179a\u200b\u1787\u17c6\u1793\u17bd\u1799<\/h3>\n<p>\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1787\u17b6\u1791\u17bc\u1791\u17c5\u200b\u1798\u17b6\u1793\u200b\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u200b\u1798\u17c1 NO \u1794\u17bc\u1780\u200b\u1793\u17b9\u1784\u200b\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u200b\u1787\u17c6\u1793\u17bd\u1799\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1780\u17b6\u179a\u200b\u1785\u1784\u17d2\u17a2\u17bb\u179b\u200b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u200b\u179f\u17d2\u1790\u17b6\u1793\u1797\u17b6\u1796\u200b\u1793\u17b7\u1784\u200b\u1780\u17b6\u179a\u200b\u1785\u17b6\u1780\u17cb\u200b\u179f\u17c4\u17d4 \u1780\u17b6\u179a\u200b\u1780\u17c6\u178e\u178f\u17cb\u200b\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u200b\u1793\u17c1\u17c7\u200b\u1795\u17d2\u178f\u179b\u17cb\u200b\u1793\u17bc\u179c\u200b\u17a5\u179a\u17b7\u1799\u17b6\u1794\u1790\u200b\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u200b\u1794\u179a\u17b6\u1787\u17d0\u1799 \u1780\u17b6\u179a\u200b\u1794\u17b6\u178f\u17cb\u1794\u1784\u17cb\u200b\u1790\u17b6\u1798\u1796\u179b\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1794\u17be\u1780\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u17d4.<\/p>\n<p>\u179a\u17b8\u17a1\u17c1\u200b\u1795\u17d2\u178f\u179b\u17cb\u200b\u1793\u17bc\u179c\u200b\u1791\u1798\u17d2\u179a\u1784\u17cb\u200b\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u200b\u178a\u17c2\u179b\u200b\u17a2\u17b6\u1785\u200b\u1794\u178f\u17cb\u1794\u17c2\u1793\u200b\u1794\u17b6\u1793 (NO, NC, \u1795\u17d2\u179b\u17b6\u179f\u17cb\u1794\u17d2\u178f\u17bc\u179a) \u178a\u17c2\u179b\u200b\u1785\u17b6\u17c6\u1794\u17b6\u1785\u17cb\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u178f\u1780\u17d2\u1780\u179c\u17b7\u1787\u17d2\u1787\u17b6\u200b\u1794\u1789\u17d2\u1787\u17b6\u17d4 \u179a\u17b8\u17a1\u17c1\u200b\u178f\u17c2\u200b\u1798\u17bd\u1799\u200b\u17a2\u17b6\u1785\u200b\u1794\u1784\u17d2\u1780\u17be\u178f\u200b\u1793\u17b7\u1784\u200b\u1794\u17c6\u1794\u17c2\u1780\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1785\u17d2\u179a\u17be\u1793\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1796\u17c1\u179b\u200b\u178a\u17c6\u178e\u17b6\u179b\u200b\u1782\u17d2\u1793\u17b6 \u178a\u17c2\u179b\u200b\u17a2\u17b6\u1785\u200b\u17b1\u17d2\u1799\u200b\u1798\u17b6\u1793\u200b\u179b\u17c6\u178a\u17b6\u1794\u17cb\u200b\u179f\u17d2\u179c\u17d0\u1799\u1794\u17d2\u179a\u179c\u178f\u17d2\u178f\u17b7\u1780\u1798\u17d2\u1798\u200b\u179f\u17d2\u1798\u17bb\u1782\u179f\u17d2\u1798\u17b6\u1789\u17d4.<\/p>\n<h2>\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8 \u1793\u17b7\u1784\u1780\u179a\u178e\u17b8\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb<\/h2>\n<h3>\u1796\u17c1\u179b\u178e\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17d2\u179a\u17be Contactors<\/h3>\n<p><strong>\u1780\u17b6\u179a\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1798\u17c9\u17bc\u1791\u17d0\u179a\u200b\u1794\u17b8\u200b\u17a0\u17d2\u179c\u17b6<\/strong><\/p>\n<p>\u1780\u17b6\u179a\u200b\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\u200b\u1798\u17c9\u17bc\u1791\u17d0\u179a\u200b\u1782\u17ba\u1787\u17b6\u200b\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1794\u17bb\u179a\u17b6\u178e\u17d4 \u1798\u17b6\u178f\u17d2\u179a\u17b6 NEC 430 \u1791\u17b6\u1798\u1791\u17b6\u179a\u200b\u1780\u17b6\u179a\u200b\u1780\u17b6\u179a\u1796\u17b6\u179a\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1798\u17c9\u17bc\u1791\u17d0\u179a\u200b\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c \u179a\u17bd\u1798\u200b\u1791\u17b6\u17c6\u1784\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1795\u17d2\u1791\u17bb\u1780\u200b\u179b\u17be\u179f\u200b\u1791\u1798\u17d2\u1784\u1793\u17cb \u1793\u17b7\u1784\u200b\u1780\u17b6\u179a\u200b\u1780\u17b6\u179a\u1796\u17b6\u179a\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1781\u17d2\u179b\u17b8\u200b\u1793\u17c3\u200b\u179f\u17b6\u1781\u17b6\u17d4 \u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1794\u1798\u17d2\u179a\u17be\u200b\u1787\u17b6\u200b\u1792\u17b6\u178f\u17bb\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u200b\u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\u200b\u1798\u17c9\u17bc\u1791\u17d0\u179a\u17d4.<\/p>\n<ul>\n<li><strong>\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u200b\u1794\u17bc\u1798\u200b\u1793\u17b7\u1784\u200b\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u200b\u1794\u1784\u17d2\u17a0\u17b6\u1794\u17cb\u17d6<\/strong> \u1798\u17c9\u17bc\u1791\u17d0\u179a\u200b\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798 5-200 HP<\/li>\n<li><strong>\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u200b\u178a\u17b9\u1780\u200b\u1787\u1789\u17d2\u1787\u17bc\u1793\u17d6<\/strong> \u179c\u178a\u17d2\u178f\u200b\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u200b\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\/\u1794\u1789\u17d2\u1788\u1794\u17cb\u200b\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb<\/li>\n<li><strong>\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u17d6<\/strong> \u1780\u17b6\u179a\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1798\u17c9\u17bc\u1791\u17d0\u179a\u200b\u1785\u17d2\u179a\u17be\u1793\u200b\u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b<\/li>\n<li><strong>\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u200b\u1780\u1784\u17d2\u17a0\u17b6\u179a\u200b\u1793\u17b7\u1784\u200b\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u200b\u1795\u17d2\u179b\u17bb\u17c6\u17d6<\/strong> HVAC \u1793\u17b7\u1784\u200b\u1781\u17d2\u1799\u179b\u17cb\u200b\u1785\u17c1\u1789\u200b\u1785\u17bc\u179b\u200b\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798<\/li>\n<\/ul>\n<p>\u1780\u17b6\u179a\u200b\u1780\u17c6\u178e\u178f\u17cb\u200b\u1791\u17c6\u17a0\u17c6\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1792\u17d2\u179c\u17be\u200b\u178f\u17b6\u1798 NEC 430.83\u17d6 \u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u200b\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u179a\u17c9\u17bc\u1791\u17d0\u179a\u200b\u178a\u17c2\u179b\u200b\u1785\u17b6\u1780\u17cb\u179f\u17c4\u200b\u178f\u17b6\u1798\u200b\u178f\u17b6\u179a\u17b6\u1784 NEC 430.251(B)\u17d4 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1798\u17c9\u17bc\u1791\u17d0\u179a\u200b\u1794\u17b8\u200b\u17a0\u17d2\u179c\u17b6 10 HP, 230V (FLA 28A) \u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u17a2\u178f\u17d2\u179a\u17b6\u200b\u1799\u17c9\u17b6\u1784\u200b\u17a0\u17c4\u1785\u200b\u178e\u17b6\u179f\u17cb 35A \u1794\u1793\u17d2\u178f\u200b\u1787\u17b6\u1798\u17bd\u1799\u200b\u1793\u17b9\u1784\u200b\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u200b\u1794\u1789\u17d2\u1785\u17bc\u179b\u200b\u178a\u17c2\u179b\u200b\u179f\u1798\u179f\u17d2\u179a\u1794\u17d4.<\/p>\n<p><strong>\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1790\u17b6\u1798\u1796\u179b HVAC<\/strong><\/p>\n<p>\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792 HVAC \u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798\u200b\u1793\u17b7\u1784\u200b\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798\u200b\u1794\u17d2\u179a\u17be\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u178a\u17be\u1798\u17d2\u1794\u17b8\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u200b\u1794\u1784\u17d2\u17a0\u17b6\u1794\u17cb \u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1781\u17b6\u1794\u17cb \u1793\u17b7\u1784\u200b\u1792\u17b6\u178f\u17bb\u200b\u1780\u1798\u17d2\u178f\u17c5\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u17d4 \u1794\u1793\u17d2\u1791\u17bb\u1780\u200b\u1791\u17b6\u17c6\u1784\u200b\u1793\u17c1\u17c7\u200b\u1791\u17b6\u1789\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1794\u1789\u17d2\u1785\u17bc\u179b\u200b\u1781\u17d2\u1796\u179f\u17cb \u17a0\u17be\u1799\u200b\u1791\u17b6\u1798\u1791\u17b6\u179a\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u17a2\u178f\u17d2\u179a\u17b6\u200b\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785 AC-3 \u178f\u17b6\u1798 IEC 60947-4-1\u17d4.<\/p>\n<ul>\n<li><strong>\u17af\u1780\u178f\u17b6\u200b\u178a\u17c6\u1794\u17bc\u179b\u17d6<\/strong> \u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u200b\u1794\u1784\u17d2\u17a0\u17b6\u1794\u17cb\u200b\u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u17a2\u178f\u17d2\u179a\u17b6 30-90A<\/li>\n<li><strong>\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u200b\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u200b\u178f\u17d2\u179a\u1787\u17b6\u1780\u17cb\u17d6<\/strong> \u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1785\u17d2\u179a\u17be\u1793\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1780\u17b6\u179a\u200b\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798\u200b\u178f\u17b6\u1798\u200b\u179b\u17c6\u178a\u17b6\u1794\u17cb<\/li>\n<li><strong>\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1780\u1798\u17d2\u178f\u17c5\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u17d6<\/strong> \u1794\u1793\u17d2\u1791\u17bb\u1780\u200b\u1792\u1793\u17cb\u200b\u1791\u17d2\u179a\u17b6\u17c6\u200b\u1787\u17b6\u1798\u17bd\u1799\u200b\u1793\u17b9\u1784\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u179f\u17d2\u1790\u17b7\u179a\u1797\u17b6\u1796\u200b\u1781\u17d2\u1796\u179f\u17cb<\/li>\n<\/ul>\n<p><strong>\u1797\u17d2\u179b\u17be\u1784\u200b\u1794\u17c6\u1797\u17d2\u179b\u17ba\u200b\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u200b\u1781\u17d2\u1796\u179f\u17cb<\/strong><\/p>\n<p>\u1782\u17d2\u179a\u17bf\u1784\u200b\u1794\u179a\u17b7\u1780\u17d2\u1781\u17b6\u179a\u200b\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798 \u1785\u17c6\u178e\u178f\u200b\u179a\u1790\u1799\u1793\u17d2\u178f \u1793\u17b7\u1784\u200b\u1791\u17b8\u1780\u1793\u17d2\u179b\u17c2\u1784\u200b\u1780\u17b8\u17a1\u17b6\u200b\u1794\u17d2\u179a\u17be\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1780\u17b6\u179a\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u1797\u17d2\u179b\u17be\u1784\u200b\u1794\u17c6\u1797\u17d2\u179b\u17ba\u200b\u1780\u178e\u17d2\u178f\u17b6\u179b\u17d4 \u1781\u178e\u17c8\u200b\u178a\u17c2\u179b\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1793\u17b8\u1798\u17bd\u1799\u17d7\u200b\u17a2\u17b6\u1785\u200b\u179f\u17d2\u1790\u17b7\u178f\u200b\u1780\u17d2\u179a\u17c4\u1798 20A \u1780\u17b6\u179a\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1785\u17d2\u179a\u17be\u1793\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1796\u17c1\u179b\u200b\u178a\u17c6\u178e\u17b6\u179b\u200b\u1782\u17d2\u1793\u17b6\u200b\u1791\u17b6\u1798\u1791\u17b6\u179a\u200b\u1797\u17b6\u1796\u200b\u179a\u17b9\u1784\u1798\u17b6\u17c6\u200b\u1793\u17c3\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6\u17d4.<\/p>\n<figure style=\"margin: 20px 0; text-align: center;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/technical-schematic-comparing-viox-contactor-for-three-phase-motor-power-circuit-versus-relay-for-low-voltage-control-circuit-applications.webp\" alt=\"Technical schematic comparing VIOX contactor for three-phase motor power circuit versus relay for low-voltage control circuit applications\" \/><figcaption style=\"font-style: italic; font-size: 0.9em; color: #666; margin-top: 8px;\">\u1782\u17d2\u179a\u17c4\u1784\u1780\u17b6\u179a\u178e\u17cd\u200b\u1794\u1785\u17d2\u1785\u17c1\u1780\u1791\u17c1\u179f\u200b\u1794\u17d2\u179a\u17c0\u1794\u1792\u17c0\u1794\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u1789\u17d2\u1787\u17b6 VIOX \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1790\u17b6\u1798\u1796\u179b\u200b\u1798\u17c9\u17bc\u1791\u17d0\u179a\u200b\u1794\u17b8\u200b\u17a0\u17d2\u179c\u17b6\u200b\u1791\u179b\u17cb\u200b\u1793\u17b9\u1784\u200b\u179a\u17b8\u17a1\u17c1\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u179c\u17c9\u17bb\u179b\u200b\u1791\u17b6\u1794<\/figcaption><\/figure>\n<h3>\u1796\u17c1\u179b\u178e\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17d2\u179a\u17be\u1780\u17b6\u179a\u1794\u1789\u17d2\u1787\u17bc\u1793\u178f<\/h3>\n<p><strong>\u1780\u17b6\u179a\u200b\u1794\u17d2\u178f\u17bc\u179a\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1794\u1789\u17d2\u1787\u17b6<\/strong><\/p>\n<p>\u179a\u17b8\u17a1\u17c1\u200b\u1794\u1784\u17d2\u1780\u17be\u178f\u200b\u1787\u17b6\u200b\u1786\u17d2\u17a2\u17b9\u1784\u1781\u17d2\u1793\u1784\u200b\u1793\u17c3\u200b\u178f\u1780\u17d2\u1780\u179c\u17b7\u1787\u17d2\u1787\u17b6\u200b\u1794\u1789\u17d2\u1787\u17b6\u200b\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798\u17d4 \u1796\u17bd\u1780\u200b\u179c\u17b6\u200b\u1797\u17d2\u1787\u17b6\u1794\u17cb\u200b\u179a\u179c\u17b6\u1784 PLC \u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1785\u17b6\u1794\u17cb\u200b\u179f\u1789\u17d2\u1789\u17b6 \u1793\u17b7\u1784\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784 \u178a\u17c4\u1799\u200b\u1795\u17d2\u178f\u179b\u17cb\u200b\u1793\u17bc\u179c\u200b\u1798\u17bb\u1781\u1784\u17b6\u179a\u200b\u178a\u17b6\u1785\u17cb\u200b\u178a\u17c4\u1799\u200b\u17a1\u17c2\u1780\u200b\u1796\u17b8\u200b\u1782\u17d2\u1793\u17b6\u200b\u1793\u17b7\u1784\u200b\u178f\u1780\u17d2\u1780\u179c\u17b7\u1787\u17d2\u1787\u17b6\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u17d4.<\/p>\n<ul>\n<li><strong>\u179f\u17c4\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796:<\/strong> \u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u1789\u17d2\u1788\u1794\u17cb\u1782\u17d2\u179a\u17b6\u17a2\u17b6\u179f\u1793\u17d2\u1793, \u1780\u17b6\u179a\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1786\u17d2\u1798\u17b6\u17c6<\/li>\n<li><strong>\u1780\u17b6\u179a\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u179b\u17c6\u178a\u17b6\u1794\u17cb:<\/strong> \u179f\u17d2\u179c\u17d0\u1799\u1794\u17d2\u179a\u179c\u178f\u17d2\u178f\u17b7\u1780\u1798\u17d2\u1798\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u1787\u17b6\u1787\u17c6\u17a0\u17b6\u1793 \u17d7<\/li>\n<li><strong>\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u1787\u17bc\u1793\u178a\u17c6\u178e\u17b9\u1784:<\/strong> \u1780\u17b6\u179a\u1794\u17d2\u179a\u1780\u17b6\u179f\u17a2\u17c6\u1796\u17b8\u1780\u17c6\u17a0\u17bb\u179f\u1793\u17b7\u1784\u1780\u17b6\u179a\u1780\u178f\u17cb\u178f\u17d2\u179a\u17b6\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8<\/li>\n<li><strong>\u1780\u17b6\u179a\u1796\u1784\u17d2\u179a\u17b8\u1780 PLC I\/O:<\/strong> \u1798\u17c9\u17bc\u178c\u17bb\u179b\u1794\u1789\u17d2\u1785\u17bc\u179b \/ \u1791\u17b7\u1793\u17d2\u1793\u1795\u179b\u178a\u17b6\u1785\u17cb\u178a\u17c4\u1799\u17a1\u17c2\u1780<\/li>\n<\/ul>\n<p>\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u1789\u17d2\u1787\u17b6\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u1793\u17c5 24V DC \u17ac 120V AC \u17d4 \u17a7\u1794\u1780\u179a\u178e\u17cf\u1794\u1789\u17d2\u1787\u17bc\u1793\u178f\u178f\u17d2\u179a\u17bc\u179c\u1782\u17d2\u1793\u17b6\u1793\u17b9\u1784\u179c\u17c9\u17bb\u179b\u1794\u1789\u17d2\u1787\u17b6\u1781\u178e\u17c8\u1796\u17c1\u179b\u178a\u17c2\u179b\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u1794\u17d2\u178f\u17bc\u179a\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1795\u17d2\u1791\u17bb\u1780 - \u179f\u1798\u17d2\u179a\u17c1\u1785\u1794\u17b6\u1793\u1793\u17bc\u179c\u1780\u17b6\u179a \u0905\u0932\u0917\u093e\u0935 \u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u179a\u179c\u17b6\u1784\u178a\u17c2\u1793\u1794\u1789\u17d2\u1787\u17b6\u1793\u17b7\u1784\u1790\u17b6\u1798\u1796\u179b\u17d4.<\/p>\n<p><strong>\u1780\u17b6\u179a\u1794\u17d2\u178f\u17bc\u179a\u179f\u1789\u17d2\u1789\u17b6\u1793\u17b7\u1784\u1791\u17b7\u1793\u17d2\u1793\u1793\u17d0\u1799<\/strong><\/p>\n<p>\u179a\u17b8\u17a1\u17c1\u178a\u17c4\u17c7\u179f\u17d2\u179a\u17b6\u1799\u179f\u1789\u17d2\u1789\u17b6\u1785\u179a\u1793\u17d2\u178f\u1791\u17b6\u1794\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd, \u1791\u17bc\u179a\u1782\u1798\u1793\u17b6\u1782\u1798\u1793\u17cd\u1793\u17b7\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1792\u17d2\u179c\u17be\u178f\u17c1\u179f\u17d2\u178f\u17d4 \u1780\u17b6\u179a\u1794\u17d2\u178f\u17bc\u179a\u179b\u17bf\u1793\u1793\u17b7\u1784\u1780\u17b6\u179a\u1794\u17b7\u1791\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u179f\u17d2\u17a2\u17b6\u178f\u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799\u1796\u17bd\u1780\u179c\u17b6\u179b\u17d2\u17a2\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1780\u17c6\u178e\u178f\u17cb\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1793\u17b7\u1784\u1795\u17d2\u179b\u17bc\u179c\u1785\u17d2\u1794\u17b6\u179f\u17cb\u179b\u17b6\u179f\u17cb\u17d4.<\/p>\n<ul>\n<li><strong>\u1780\u17b6\u179a\u1794\u1789\u17d2\u1787\u17bc\u1793\u179f\u17c6\u17a1\u17c1\u1784 \/ \u179c\u17b8\u178a\u17c1\u17a2\u17bc:<\/strong> \u1798\u17c9\u17b6\u1791\u17d2\u179a\u17b8\u179f\u1794\u17d2\u178f\u17bc\u179a\u179f\u17d2\u178f\u17bc\u178c\u17b8\u1799\u17c4<\/li>\n<li><strong>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1792\u17d2\u179c\u17be\u178f\u17c1\u179f\u17d2\u178f:<\/strong> \u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u179c\u17b6\u179f\u17cb\u179f\u17d2\u1791\u1784\u17cb\u178a\u17c4\u1799\u179f\u17d2\u179c\u17d0\u1799\u1794\u17d2\u179a\u179c\u178f\u17d2\u178f\u17b7<\/li>\n<li><strong>\u179f\u17d2\u179c\u17d0\u1799\u1794\u17d2\u179a\u179c\u178f\u17d2\u178f\u17b7\u1780\u1798\u17d2\u1798\u17a2\u1782\u17b6\u179a:<\/strong> \u1785\u17c6\u178e\u17bb\u1785\u1794\u17d2\u179a\u1791\u17b6\u1780\u17cb\u1791\u17c2\u1798\u17c9\u17bc\u179f\u17d2\u178f\u17b6\u178f, \u1780\u17b6\u179a\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u1796\u1793\u17d2\u179b\u17ba<\/li>\n<li><strong>\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u179a\u1790\u1799\u1793\u17d2\u178f:<\/strong> \u1794\u17bc\u1798\u1794\u17d2\u179a\u17c1\u1784\u17a5\u1793\u17d2\u1792\u1793\u17c8, \u1798\u17c9\u17bc\u1791\u17d0\u179a\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798, \u1780\u17b6\u179a\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u1782\u17d2\u179a\u17bf\u1784\u1794\u1793\u17d2\u179b\u17b6\u179f\u17cb<\/li>\n<\/ul>\n<p><strong>\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u17a2\u17d2\u1793\u1780\u1794\u17be\u1780\u1794\u179a<\/strong><\/p>\n<p>\u179a\u17b8\u17a1\u17c1\u1785\u17d2\u179a\u17be\u1793\u178f\u17c2\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u17a7\u1794\u1780\u179a\u178e\u17cf\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784, \u1794\u1784\u17d2\u1780\u17be\u178f\u178b\u17b6\u1793\u17b6\u1793\u17bb\u1780\u17d2\u179a\u1798\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u17d4 \u179a\u17b8\u17a1\u17c1 24V DC \u178f\u17bc\u1785\u1798\u17bd\u1799\u178a\u17c2\u179b\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u178a\u17c4\u1799 PLC \u1794\u17d2\u178f\u17bc\u179a\u1790\u17b6\u1798\u1796\u179b 120V AC \u1791\u17c5\u17a7\u1794\u1780\u179a\u178e\u17cf\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784, \u178a\u17c2\u179b\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u1798\u1780\u1794\u17d2\u178f\u17bc\u179a\u1798\u17c9\u17bc\u1791\u17d0\u179a\u1794\u17b8\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b\u17d4 \u1780\u17b6\u179a\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784 cascading \u1793\u17c1\u17c7\u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1780\u17b6\u179a \u0905\u0932\u0917\u093e\u0935, \u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1790\u1799\u1780\u17b6\u179a\u1785\u17c6\u178e\u17b6\u1799\u179b\u17be\u1781\u17d2\u179f\u17c2\u1794\u1789\u17d2\u1787\u17b6, \u1793\u17b7\u1784\u17a2\u1793\u17bb\u1789\u17d2\u1789\u17b6\u178f\u17b1\u17d2\u1799\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u1796\u17b8\u1785\u1798\u17d2\u1784\u17b6\u1799\u17d4.<\/p>\n<h2>\u179b\u1780\u17d2\u1781\u178e\u17c8\u179c\u17b7\u1793\u17b7\u1785\u17d2\u1786\u17d0\u1799\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f: \u179a\u1794\u17c0\u1794\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f<\/h2>\n<h3>\u1787\u17c6\u17a0\u17b6\u1793\u1791\u17b8 1: \u1782\u178e\u1793\u17b6\u1785\u179a\u1793\u17d2\u178f\u1794\u1793\u17d2\u1791\u17bb\u1780<\/h3>\n<p>\u1780\u17c6\u178e\u178f\u17cb\u1785\u179a\u1793\u17d2\u178f\u179f\u17d2\u1790\u17b7\u179a\u1797\u17b6\u1796\u1793\u17b7\u1784\u1785\u179a\u1793\u17d2\u178f inrush \u1793\u17c3\u1794\u1793\u17d2\u1791\u17bb\u1780\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u17d4 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1798\u17c9\u17bc\u1791\u17d0\u179a, \u1794\u17d2\u179a\u17be nameplate FLA (full-load amperes) \u1793\u17b7\u1784\u1782\u178e\u1793\u17b6\u1785\u179a\u1793\u17d2\u178f locked-rotor \u1796\u17b8 NEC Table 430.251(B) \u17d4.<\/p>\n<p>\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u1793\u17d2\u1791\u17bb\u1780 resistive \u178a\u17bc\u1785\u1787\u17b6 heaters, inrush \u179f\u17d2\u1798\u17be\u1793\u17b9\u1784 steady-state \u17d4 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u1793\u17d2\u1791\u17bb\u1780 capacitive (\u1780\u17b6\u179a\u1795\u17d2\u1782\u178f\u17cb\u1795\u17d2\u1782\u1784\u17cb\u1790\u17b6\u1798\u1796\u179b, LED drivers), \u179c\u17b6\u179f\u17cb\u17ac\u179f\u17d2\u1793\u17be\u179f\u17bb\u17c6\u179b\u1780\u17d2\u1781\u178e\u17c8\u1794\u1785\u17d2\u1785\u17c1\u1780\u1791\u17c1\u179f inrush \u1796\u17b8\u1780\u17d2\u179a\u17bb\u1798\u17a0\u17ca\u17bb\u1793\u1795\u179b\u17b7\u178f\u17d4.<\/p>\n<p><strong>\u1785\u17d2\u1794\u17b6\u1794\u17cb\u1791\u17bc\u1791\u17c5:<\/strong> \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u1785\u179a\u1793\u17d2\u178f steady-state \u179b\u17be\u179f\u1796\u17b8 9-10 amperes \u17ac\u1785\u179a\u1793\u17d2\u178f inrush \u1782\u17ba\u179f\u17c6\u1781\u17b6\u1793\u17cb, \u1794\u17d2\u179a\u17be contactor \u17d4.<\/p>\n<h3>\u1787\u17c6\u17a0\u17b6\u1793\u1791\u17b8 2: \u1795\u17d2\u1782\u17bc\u1795\u17d2\u1782\u1784\u179c\u17c9\u17bb\u179b\u1793\u17b7\u1784\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b<\/h3>\n<p>\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u179c\u17c9\u17bb\u179b\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u1793\u17b7\u1784\u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b\u17d4 \u179f\u17c0\u1782\u17d2\u179c\u17b8\u1798\u17c9\u17bc\u1791\u17d0\u179a\u1794\u17b8\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u1794\u17b8\u1794\u17c9\u17bc\u179b\u17d4 \u1794\u1793\u17d2\u1791\u17bb\u1780\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b\u178f\u17c2\u1798\u17bd\u1799\u17a2\u17b6\u1785\u1794\u17d2\u179a\u17be\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u17ac\u179a\u17b8\u17a1\u17c1\u1792\u17d2\u1784\u1793\u17cb\u17a2\u17b6\u179f\u17d2\u179a\u17d0\u1799\u179b\u17be\u1785\u179a\u1793\u17d2\u178f\u17d4.<\/p>\n<p>\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u179f\u17c0\u1782\u17d2\u179c\u17b8 DC, \u1785\u17c6\u178e\u17b6\u17c6\u1790\u17b6\u1780\u17d2\u1793\u17bb\u1784 DC arcs \u1782\u17ba\u1796\u17b7\u1794\u17b6\u1780\u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u1796\u1793\u17d2\u179b\u178f\u17cb\u1787\u17b6\u1784 AC arcs \u17d4 \u1794\u17d2\u179a\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1787\u17b6\u1796\u17b7\u179f\u17c1\u179f\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a DC \u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179c\u17c9\u17bb\u179b\u179f\u1798\u179f\u17d2\u179a\u1794\u17d4.<\/p>\n<h3>\u1787\u17c6\u17a0\u17b6\u1793\u1791\u17b8 3: \u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179c\u178a\u17d2\u178f\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u1793\u17b7\u1784\u1794\u17d2\u179a\u17c1\u1780\u1784\u17cb\u1794\u17d2\u178f\u17bc\u179a<\/h3>\n<ul>\n<li><strong>AC-3\u17d6<\/strong> \u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u1798\u17c9\u17bc\u1791\u17d0\u179a\u1792\u1798\u17d2\u1798\u178f\u17b6 (\u1785\u17b6\u1794\u17cb\u1795\u17d2\u178f\u17be\u1798, \u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a, \u1794\u1789\u17d2\u1788\u1794\u17cb)<\/li>\n<li><strong>AC-4\u17d6<\/strong> \u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u1798\u17c9\u17bc\u1791\u17d0\u179a\u1792\u17d2\u1784\u1793\u17cb (\u178a\u17c4\u178f, \u179a\u178f\u17cb\u17a0\u17b6\u178f\u17cb\u1794\u17d2\u179a\u17b6\u178e, inching)<\/li>\n<\/ul>\n<p>\u179a\u17b8\u17a1\u17c1\u1798\u17b6\u1793\u179b\u1780\u17d2\u1781\u178e\u17c8\u1794\u1785\u17d2\u1785\u17c1\u1780\u1791\u17c1\u179f\u1793\u17c3\u1787\u17b8\u179c\u17b7\u178f\u1798\u17c1\u1780\u17b6\u1793\u17b7\u1785\u1793\u17b7\u1784\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u17d4 \u179a\u17b8\u17a1\u17c1\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a 10 \u179b\u17b6\u1793\u1793\u17c5 5A \u17a2\u17b6\u1785\u179f\u1798\u17d2\u179a\u17c1\u1785\u1794\u17b6\u1793\u178f\u17c2\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a 100,000 \u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7\u1793\u17c5\u1785\u179a\u1793\u17d2\u178f\u178a\u17c2\u179b\u1794\u17b6\u1793\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6\u179a\u1794\u179f\u17cb\u179c\u17b6\u17d4.<\/p>\n<h3>\u1787\u17c6\u17a0\u17b6\u1793\u1791\u17b8 4: \u1796\u17b7\u1785\u17b6\u179a\u178e\u17b6\u179b\u17be\u1785\u17c6\u178e\u17bb\u1785\u1794\u17d2\u179a\u1791\u17b6\u1780\u17cb\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799<\/h3>\n<p>\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u179c\u17c9\u17bb\u179b\u17a7\u1794\u1780\u179a\u178e\u17cf\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1793\u17b9\u1784\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u17d4 \u1787\u1798\u17d2\u179a\u17be\u179f\u1791\u17bc\u1791\u17c5: 24V DC (\u1780\u17b6\u179a\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784 PLC), 120V AC (\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785\u17a2\u17d2\u1793\u1780\u1794\u17be\u1780\u1794\u179a), 24V AC (\u1780\u17b6\u179a\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784 HVAC) \u17d4.<\/p>\n<p>\u1780\u17c6\u178e\u178f\u17cb\u1790\u17b6\u178f\u17be\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u1787\u17c6\u1793\u17bd\u1799\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1798\u178f\u17b7\u178f\u17d2\u179a\u17a1\u1794\u17cb\u179f\u17d2\u1790\u17b6\u1793\u1797\u17b6\u1796, interlocking, \u17ac\u1780\u17b6\u179a\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784 downstream \u17d4 \u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6\u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u17ac\u1782\u17b6\u17c6\u1791\u17d2\u179a\u1794\u17d2\u179b\u17bb\u1780\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u1787\u17c6\u1793\u17bd\u1799\u1794\u1793\u17d2\u1790\u17c2\u1798\u17d4.<\/p>\n<figure style=\"margin: 20px 0; text-align: center;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/viox-contactor-vs-relay-selection-flowchart-showing-decision-criteria-based-on-load-current-motor-type-and-control-circuit-requirements.webp\" alt=\"VIOX contactor vs relay selection flowchart showing decision criteria based on load current, motor type, and control circuit requirements\" \/><figcaption style=\"font-style: italic; font-size: 0.9em; color: #666; margin-top: 8px;\">VIOX contactor vs \u1782\u17c6\u1793\u17bc\u179f\u178f\u17b6\u1784\u179b\u17c6\u17a0\u17bc\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u179a\u17b8\u17a1\u17c1\u178a\u17c2\u179b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u1796\u17b8\u179b\u1780\u17d2\u1781\u178e\u17c8\u179c\u17b7\u1793\u17b7\u1785\u17d2\u1786\u17d0\u1799\u1793\u17c3\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u17c1\u1785\u1785\u17b7\u178f\u17d2\u178f\u178a\u17c4\u1799\u1795\u17d2\u17a2\u17c2\u1780\u179b\u17be\u1785\u179a\u1793\u17d2\u178f\u1795\u17d2\u1791\u17bb\u1780, \u1794\u17d2\u179a\u1797\u17c1\u1791\u1798\u17c9\u17bc\u1791\u17d0\u179a, \u1793\u17b7\u1784\u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u179f\u17c0\u1782\u17d2\u179c\u17b8\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799<\/figcaption><\/figure>\n<h3>\u1780\u17b6\u179a\u178e\u17c2\u1793\u17b6\u17c6\u17a2\u17c6\u1796\u17b8\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u179a\u17a0\u17d0\u179f<\/h3>\n<table style=\"width: 100%; border-collapse: collapse; margin: 20px 0;\" border=\"1\">\n<thead>\n<tr style=\"background-color: #f9f9f9;\">\n<th style=\"padding: 10px; border: 1px solid #ddd;\">\u1795\u17d2\u1791\u17bb\u1780\u1785\u179a\u1793\u17d2\u178f<\/th>\n<th style=\"padding: 10px; border: 1px solid #ddd;\">\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1794\u17d2\u179a\u1797\u17c1\u1791<\/th>\n<th style=\"padding: 10px; border: 1px solid #ddd;\">\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u17a7\u1794\u1780\u179a\u178e\u17cd<\/th>\n<th style=\"padding: 10px; border: 1px solid #ddd;\">\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a\u179f\u17c6\u1781\u17b6\u1793\u17cb<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">&lt; 5A<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u179f\u17c0\u1782\u17d2\u179c\u17b8\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u179a\u17b8\u17a1\u17c1\u1782\u17c4\u179b\u1794\u17c6\u178e\u1784\u1791\u17bc\u1791\u17c5<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">IEC 61810<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">5-9A<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u1780\u17b6\u179a\u1794\u17d2\u178f\u17bc\u179a\u1790\u17b6\u1798\u1796\u179b\u1796\u1793\u17d2\u179b\u17ba<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u1794\u1789\u17d2\u1787\u17bc\u1793\u178f\u1790\u17b6\u1798\u1796\u179b \u17ac\u1780\u17bb\u1784\u178f\u17b6\u1780\u17cb\u178f\u17bc\u1785<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">UL 508<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u17e9-\u17e3\u17e0 \u17a2\u17c1<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u1798\u17c9\u17bc\u1791\u17d0\u179a\u178f\u17c2\u1798\u17bd\u1799 \/ \u1794\u17b8\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Contactor (AC-3 rated)<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">NEC 430, IEC 60947-4-1<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">30-100A<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u1798\u17c9\u17bc\u1791\u17d0\u179a\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798, HVAC<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Contactor \u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">NEC 430.83<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">&gt; 100A<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798\u1792\u17bb\u1793\u1792\u17d2\u1784\u1793\u17cb<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u1792\u17bb\u1793\u1792\u17d2\u1784\u1793\u17cb<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">IEC 60947-4-1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u1780\u17b6\u179a\u178a\u17c6\u17a1\u17be\u1784 \u1793\u17b7\u1784\u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796<\/h2>\n<h3>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1798\u17c9\u17bc\u1791\u17d0\u179a (NEC Article 430)<\/h3>\n<p><strong>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb<\/strong><\/p>\n<ul>\n<li><strong>125% \u1793\u17c3\u1798\u17c9\u17bc\u1791\u17d0\u179a FLA<\/strong> \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1798\u17c9\u17bc\u1791\u17d0\u179a\u178a\u17c2\u179b\u1798\u17b6\u1793\u1780\u178f\u17d2\u178f\u17b6\u179f\u17c1\u179c\u17b6\u1780\u1798\u17d2\u1798 \u22651.15 \u17ac\u1780\u17b6\u179a\u1780\u17be\u1793\u17a1\u17be\u1784\u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796 40\u00b0C<\/li>\n<li><strong>115% \u1793\u17c3\u1798\u17c9\u17bc\u1791\u17d0\u179a FLA<\/strong> \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1798\u17c9\u17bc\u1791\u17d0\u179a\u1795\u17d2\u179f\u17c1\u1784\u1791\u17c0\u178f\u1791\u17b6\u17c6\u1784\u17a2\u179f\u17cb<\/li>\n<\/ul>\n<p>\u179a\u17b8\u17a1\u17c1\u1795\u17d2\u1791\u17bb\u1780\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb\u1785\u17d2\u179a\u17be\u1793\u178f\u17c2\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u1787\u17b6\u1798\u17bd\u1799\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u1795\u17d2\u1782\u17bb\u17c6\u1798\u17c9\u17bc\u1791\u17d0\u179a\u17d4 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1798\u17c9\u17bc\u1791\u17d0\u179a 28A FLA \u1787\u17b6\u1798\u17bd\u1799\u1780\u178f\u17d2\u178f\u17b6\u179f\u17c1\u179c\u17b6\u1780\u1798\u17d2\u1798 1.15, \u1780\u17c6\u178e\u178f\u17cb\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178a\u17c6\u178e\u17be\u179a\u1795\u17d2\u1791\u17bb\u1780\u179b\u17be\u179f\u1791\u1798\u17d2\u1784\u1793\u17cb\u1793\u17c5 35A \u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6 (28A \u00d7 1.25) \u17d4.<\/p>\n<p><strong>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179f\u17c0\u1782\u17d2\u179c\u17b8\u179f\u17b6\u1781\u17b6<\/strong><\/p>\n<ul>\n<li>Inverse time breaker: 28A \u00d7 2.5 = 70A \u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6<\/li>\n<li>Instantaneous trip breaker: 28A \u00d7 8 = 224A \u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6<\/li>\n<li>Time-delay fuse: 28A \u00d7 1.75 = 49A \u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6<\/li>\n<\/ul>\n<p><strong>\u1791\u17c6\u17a0\u17c6\u1785\u17c6\u17a0\u17b6\u1799<\/strong><\/p>\n<p>NEC 430.22 \u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1785\u17c6\u17a0\u17b6\u1799\u178a\u17c2\u179b\u1798\u17b6\u1793\u1791\u17c6\u17a0\u17c6\u17a2\u1794\u17d2\u1794\u1794\u179a\u1798\u17b6 125% \u1793\u17c3\u1798\u17c9\u17bc\u1791\u17d0\u179a FLA \u17d4 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1798\u17c9\u17bc\u1791\u17d0\u179a 28A: 28A \u00d7 1.25 = 35A ampacity \u17a2\u1794\u17d2\u1794\u1794\u179a\u1798\u17b6\u17d4 \u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u1785\u17c6\u17a0\u17b6\u1799\u1796\u17b8 NEC Tables 310.16 \u17ac 310.17 \u178a\u17c4\u1799\u1795\u17d2\u17a2\u17c2\u1780\u179b\u17be\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u1793\u17c3\u1780\u17b6\u179a\u178a\u17c6\u17a1\u17be\u1784\u17d4.<\/p>\n<h3>\u1780\u17b6\u179a\u178a\u17c6\u17a1\u17be\u1784\u179f\u17c0\u1782\u17d2\u179c\u17b8\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799<\/h3>\n<ul>\n<li><strong>\u1791\u17c6\u17a0\u17c6\u1781\u17d2\u179f\u17c2\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c:<\/strong> \u1795\u17d2\u1782\u17bc\u1795\u17d2\u1782\u1784\u1785\u179a\u1793\u17d2\u178f\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u1789\u17d2\u1787\u17b6 \u1793\u17b7\u1784\u1780\u1798\u17d2\u179a\u17b7\u178f\u179f\u17b8\u178f\u17bb\u178e\u17d2\u17a0\u1797\u17b6\u1796<\/li>\n<li><strong>\u1780\u17b6\u179a\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1791\u17bb\u1780\u17a2\u17b6\u17c6\u1784\u178c\u17bb\u1785\u1791\u17d0\u179a\u17d6<\/strong> \u178c\u17b8\u1799\u17c9\u17bc\u178f Flyback \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cf DC, RC snubbers \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u1793\u17d2\u1791\u17bb\u1780 AC<\/li>\n<li><strong>\u17af\u1780\u179f\u17b6\u179a\u1785\u17d2\u1794\u17b6\u179f\u17cb\u179b\u17b6\u179f\u17cb\u17d6<\/strong> \u179f\u1798\u17d2\u1782\u17b6\u179b\u17cb\u1791\u1798\u17d2\u179a\u1784\u17cb\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784 (NO\/NC) \u1793\u17b7\u1784\u179b\u17c1\u1781\u179f\u17d2\u1790\u17b6\u1793\u17b8\u1799 \u1799\u17c4\u1784\u178f\u17b6\u1798\u178a\u17d2\u1799\u17b6\u1780\u17d2\u179a\u17b6\u1798<\/li>\n<li><strong>\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1785\u179a\u1793\u17d2\u178f\u179b\u17be\u179f\u17d6<\/strong> \u17a0\u17d2\u179c\u17bb\u1799\u179f\u17ca\u17b8\u1794 \u17ac breaker \u1799\u17c4\u1784\u178f\u17b6\u1798 NEC 725 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u1789\u17d2\u1787\u17b6 Class 1<\/li>\n<\/ul>\n<h2>\u1798\u1782\u17d2\u1782\u17bb\u1791\u17d2\u1791\u17c1\u179f\u1780\u17cd\u179a\u17a0\u17d0\u179f\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u178a\u17c4\u17c7\u179f\u17d2\u179a\u17b6\u1799\u1794\u1789\u17d2\u17a0\u17b6<\/h2>\n<ul>\n<li>\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u179c\u17c9\u17bb\u179b\u17a7\u1794\u1780\u179a\u178e\u17cf\u1787\u17b6\u1798\u17bd\u1799 multimeter \u1780\u17d2\u179a\u17c4\u1798\u1794\u1793\u17d2\u1791\u17bb\u1780<\/li>\n<li>\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1798\u17be\u179b\u1797\u17b6\u1796\u1787\u17b6\u1794\u17cb\u1782\u17d2\u1793\u17b6\u1793\u17c3\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u1789\u17d2\u1787\u17b6 \u1793\u17b7\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1780\u17b6\u179a\u1796\u17b6\u179a<\/li>\n<li>\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u179a\u1780\u1798\u17be\u179b\u17a7\u1794\u179f\u1782\u17d2\u1782\u1798\u17c1\u1780\u17b6\u1793\u17b7\u1785 \u17ac\u1780\u17b6\u179a\u1797\u17d2\u1787\u17b6\u1794\u17cb\u178a\u17c2\u179b\u1781\u17bc\u1785<\/li>\n<li>\u179f\u17b6\u1780\u179b\u17d2\u1794\u1784\u1797\u17b6\u1796\u1792\u1793\u17cb\u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cf (\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 10-1000 ohms \u17a2\u17b6\u179f\u17d2\u179a\u17d0\u1799\u179b\u17be\u1780\u1798\u17d2\u179a\u17b7\u178f)<\/li>\n<li>\u179c\u17b6\u179f\u17cb\u1785\u179a\u1793\u17d2\u178f\u1795\u17d2\u1791\u17bb\u1780; \u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1790\u17b6\u179c\u17b6\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1780\u1798\u17d2\u179a\u17b7\u178f contactor<\/li>\n<li>\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1798\u17be\u179b\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c inrush \u17a0\u17bd\u179f\u1780\u1798\u17d2\u179a\u17b7\u178f \u17ac\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1781\u17d2\u179b\u17b8<\/li>\n<li>\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u179f\u17d2\u1790\u17b6\u1793\u1797\u17b6\u1796 arc chute \u1793\u17b7\u1784\u1780\u17b6\u179a\u178f\u1798\u17d2\u179a\u17b9\u1798\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784<\/li>\n<li>\u178a\u17c6\u17a1\u17be\u1784\u1780\u17c6\u178e\u17c2\u1791\u17c5\u17a7\u1794\u1780\u179a\u178e\u17cd\u178a\u17c2\u179b\u1798\u17b6\u1793\u1780\u1798\u17d2\u179a\u17b7\u178f\u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784 \u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1794\u17d2\u179a\u1797\u17c1\u1791 AC-3\/AC-4 \u178a\u17c2\u179b\u179f\u1798\u179f\u17d2\u179a\u1794<\/li>\n<li>\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1785\u179a\u1793\u17d2\u178f\u1795\u17d2\u1791\u17bb\u1780\u1792\u17c0\u1794\u1793\u17b9\u1784\u1780\u1798\u17d2\u179a\u17b7\u178f\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784<\/li>\n<li>\u1794\u1793\u17d2\u1790\u17c2\u1798\u1780\u17b6\u179a\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u1793\u17d2\u1791\u17bb\u1780\u17a2\u17b6\u17c6\u1784\u178c\u17bb\u1785\u1791\u17d0\u179a (\u178c\u17b8\u1799\u17c9\u17bc\u178f, snubbers)<\/li>\n<li>\u1787\u17c6\u1793\u17bd\u179f\u178a\u17c4\u1799 relay \u178a\u17c2\u179b\u1794\u17b7\u1791\u1787\u17b7\u178f\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1794\u179a\u17b7\u179f\u17d2\u1790\u17b6\u1793\u1780\u1781\u17d2\u179c\u1780\u17cb<\/li>\n<li>\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1790\u17b6\u1798\u17b7\u1793\u179b\u17be\u179f\u1796\u17b8\u1794\u17d2\u179a\u17c1\u1780\u1784\u17cb\u1794\u17d2\u178f\u17bc\u179a\u17a2\u17b6\u1799\u17bb\u1780\u17b6\u179b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u178a\u17c2\u179b\u1794\u17b6\u1793\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3<\/li>\n<\/ul>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"\u1797\u17b6\u1796\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u179a\u179c\u17b6\u1784 Contactors \u1793\u17b7\u1784 Relay - ELECTROMAGNETIC SWITCHES \u17a2\u1782\u17d2\u1782\u17b8\u179f\u1793\u17b8\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/YwAm2D-mm_g?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<h2>\u1787\u17b6\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb\u1794\u17b6\u1793\u179f\u17bd\u179a\u179f\u17c6\u178e\u17bd\u179a<\/h2>\n<p><strong>\u178f\u17be\u17a2\u17d2\u179c\u17b8\u178a\u17c2\u179b\u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799 Contactors \u1798\u17b6\u1793\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u1787\u17b6\u1784\u1798\u17bb\u1793\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u1790\u17b6\u1798\u1796\u179b\u1781\u17d2\u1796\u179f\u17cb?<\/strong><\/p>\n<p>Contactors incorporate arc chutes that divide, cool, and extinguish electrical arcs formed when interrupting high-current circuits. This built-in arc suppression, combined with robust contact materials and mechanical construction, enables safe repeated switching of motors and other high-energy loads that would destroy standard relays.<\/p>\n<p><strong>\u178f\u17be Relay \u17a2\u17b6\u1785\u1787\u17c6\u1793\u17bd\u179f Contactor \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1794\u1789\u17d2\u1787\u17b6\u1798\u17c9\u17bc\u1791\u17d0\u179a\u1794\u17b6\u1793\u1791\u17c1?<\/strong><\/p>\n<p>No. Using a relay for motor main circuit switching is dangerous and violates NEC Article 430. Motor starting currents (6-8\u00d7 running current) will weld relay contacts, creating a fire hazard. Relays lack the arc suppression, contact mass, and current capacity required for motor circuits. Use contactors rated per NEC 430.83 for motor applications.<\/p>\n<p><strong>\u178f\u17be\u1781\u17d2\u1789\u17bb\u17c6\u1782\u17bd\u179a\u1780\u17c6\u178e\u178f\u17cb\u1791\u17c6\u17a0\u17c6 Contactors \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1798\u17c9\u17bc\u1791\u17d0\u179a 3 \u17a0\u17d2\u179c\u17b6 \u1799\u17c9\u17b6\u1784\u178a\u17bc\u1785\u1798\u17d2\u178a\u17c1\u1785?<\/strong><\/p>\n<p>Use motor nameplate FLA and NEC tables. Select a contactor rated for at least 125% of motor FLA with appropriate AC-3 duty rating per IEC 60947-4-1. Verify the contactor can handle locked-rotor current per NEC Table 430.251(B). For a 50 HP, 460V motor (65A FLA), choose a contactor rated minimum 81A continuous (65A \u00d7 1.25).<\/p>\n<p><strong>\u178f\u17be\u1781\u17d2\u1789\u17bb\u17c6\u1782\u17bd\u179a\u1794\u17d2\u179a\u17be Contact \u1787\u17c6\u1793\u17bd\u1799\u1793\u17c5\u1796\u17c1\u179b\u178e\u17b6?<\/strong><\/p>\n<ul>\n<li>\u1780\u17b6\u179a\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u179f\u17d2\u1790\u17b6\u1793\u1797\u17b6\u1796 PLC (\u179f\u1789\u17d2\u1789\u17b6 contactor \u1794\u17b7\u1791\/\u1794\u17be\u1780)<\/li>\n<li>interlocks \u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796 (\u1780\u17b6\u179a\u1796\u17b6\u179a contactors \u1785\u17d2\u179a\u17be\u1793\u1796\u17b8\u1780\u17b6\u179a\u1794\u17b7\u1791\u1780\u17d2\u1793\u17bb\u1784\u1796\u17c1\u179b\u178a\u17c6\u178e\u17b6\u179b\u1782\u17d2\u1793\u17b6)<\/li>\n<li>\u1780\u17b6\u179a\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u178f\u17b6\u1798\u179b\u17c6\u178a\u17b6\u1794\u17cb (contactor A \u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u1794\u17b7\u1791 \u1798\u17bb\u1793\u1796\u17c1\u179b contactor B \u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a)<\/li>\n<li>\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1787\u17bc\u1793\u178a\u17c6\u178e\u17b9\u1784 (\u1787\u17bc\u1793\u178a\u17c6\u178e\u17b9\u1784\u178a\u179b\u17cb\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u179a\u17a2\u17c6\u1796\u17b8\u179f\u17d2\u1790\u17b6\u1793\u1797\u17b6\u1796 contactor \u178a\u17c2\u179b\u1798\u17b7\u1793\u1794\u17b6\u1793\u179a\u17c6\u1796\u17b9\u1784\u1791\u17bb\u1780)<\/li>\n<\/ul>\n<h2>\u179f\u17c1\u1785\u1780\u17d2\u178f\u17b8\u179f\u1793\u17d2\u1793\u17b7<\/h2>\n<p><strong>\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f contactors \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1794\u17d2\u178f\u17bc\u179a\u1790\u17b6\u1798\u1796\u179b\u1785\u179a\u1793\u17d2\u178f\u1781\u17d2\u1796\u179f\u17cb<\/strong> \u179b\u17be\u179f\u1796\u17b8 9 amperes \u1787\u17b6\u1796\u17b7\u179f\u17c1\u179f\u1798\u17c9\u17bc\u1791\u17d0\u179a\u1794\u17b8\u17a0\u17d2\u179c\u17b6, \u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u1794\u1784\u17d2\u17a0\u17b6\u1794\u17cb HVAC \u1793\u17b7\u1784\u1794\u1793\u17d2\u1791\u17bb\u1780\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1780\u17b6\u179a\u1794\u17d2\u178f\u17bc\u179a\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1780\u17b6\u179a\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb arc \u17d4. <strong>\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f relays \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u1789\u17d2\u1787\u17b6<\/strong> \u1780\u17d2\u179a\u17c4\u1798 10 amperes \u178a\u17c2\u179b\u1797\u17b6\u1796\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb \u179b\u17d2\u1794\u17bf\u1793 \u1791\u1798\u17d2\u179a\u1784\u17cb\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u178a\u17c2\u179b\u17a2\u17b6\u1785\u1794\u178f\u17cb\u1794\u17c2\u1793\u1794\u17b6\u1793 \u1793\u17b7\u1784\u1791\u17c6\u17a0\u17c6\u178f\u17bc\u1785 \u1782\u17ba\u1787\u17b6\u17a2\u17b6\u1791\u17b7\u1797\u17b6\u1796\u17d4.<\/p>\n<p>\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u1792\u17b6\u1793\u17b6\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8 \u1780\u17b6\u179a\u17a2\u1793\u17bb\u179b\u17c4\u1798\u178f\u17b6\u1798\u1780\u17bc\u178a\u1799\u17c4\u1784\u178f\u17b6\u1798 NEC Article 430 \u1793\u17b7\u1784\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u178a\u17c2\u179b\u17a2\u17b6\u1785\u1791\u17bb\u1780\u1785\u17b7\u178f\u17d2\u178f\u1794\u17b6\u1793\u17d4 \u178f\u17c2\u1784\u178f\u17c2\u179f\u1798\u17d2\u179a\u1794\u179f\u1798\u17d2\u179a\u17bd\u179b\u1780\u1798\u17d2\u179a\u17b7\u178f\u17a7\u1794\u1780\u179a\u178e\u17cd\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u179b\u1780\u17d2\u1781\u178e\u17c8\u1794\u1793\u17d2\u1791\u17bb\u1780 \u179c\u178a\u17d2\u178f\u1780\u17b6\u178f\u1796\u17d2\u179c\u1780\u17b7\u1785\u17d2\u1785 \u1793\u17b7\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1780\u17b6\u179a\u1796\u17b6\u179a\u17d4 \u1793\u17c5\u1796\u17c1\u179b\u1798\u17b6\u1793\u1780\u17b6\u179a\u179f\u1784\u17d2\u179f\u17d0\u1799 \u179f\u17bc\u1798\u1796\u17b7\u1782\u17d2\u179a\u17c4\u17c7\u1787\u17b6\u1798\u17bd\u1799\u178f\u17b6\u179a\u17b6\u1784 NEC \u179f\u1793\u17d2\u179b\u17b9\u1780\u1791\u17b7\u1793\u17d2\u1793\u1793\u17d0\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd \u1793\u17b7\u1784\u1796\u17b7\u1785\u17b6\u179a\u178e\u17b6\u179b\u17be\u1780\u17b6\u179a\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u179c\u17b7\u179f\u17d2\u179c\u1780\u1798\u17d2\u1798\u1787\u17c6\u1793\u17b6\u1789\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d7\u17d4.<\/p>\n<p><strong>VIOX Electric \u1795\u179b\u17b7\u178f contactors \u1793\u17b7\u1784 relays \u1780\u1798\u17d2\u179a\u17b7\u178f\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798<\/strong> \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8 B2B \u17d4 \u1780\u17d2\u179a\u17bb\u1798\u179c\u17b7\u179f\u17d2\u179c\u1780\u1798\u17d2\u1798\u179a\u1794\u179f\u17cb\u1799\u17be\u1784\u1795\u17d2\u178f\u179b\u17cb\u1780\u17b6\u179a\u1782\u17b6\u17c6\u1791\u17d2\u179a\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u1798\u17c9\u17bc\u1791\u17d0\u179a HVAC \u1793\u17b7\u1784\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u179f\u17d2\u179c\u17d0\u1799\u1794\u17d2\u179a\u179c\u178f\u17d2\u178f\u17b7\u1780\u1798\u17d2\u1798\u17d4 \u1791\u17b6\u1780\u17cb\u1791\u1784\u1798\u1780\u1799\u17be\u1784\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u17a7\u1794\u1780\u179a\u178e\u17cd \u1793\u17b7\u1784\u179b\u1780\u17d2\u1781\u178e\u17c8\u1794\u1785\u17d2\u1785\u17c1\u1780\u1791\u17c1\u179f\u178a\u17c2\u179b\u179f\u1798\u17d2\u179a\u1794\u178f\u17b6\u1798\u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1782\u1798\u17d2\u179a\u17c4\u1784\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u17d4.<\/p>\n<h2>\u1792\u1793\u1792\u17b6\u1793\u178a\u17c2\u179b\u1791\u17b6\u1780\u17cb\u1791\u1784<\/h2>\n<p><a href=\"https:\/\/test.viox.com\/km\/what-is-a-contactor\/\">\u178f\u17be Contactor \u1787\u17b6\u17a2\u17d2\u179c\u17b8?<\/a><\/p>\n<p><a href=\"https:\/\/test.viox.com\/km\/single-phase-vs-three-phase-relays\/\">\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b\u178f\u17c2\u1798\u17bd\u1799\u1791\u179b\u17cb\u1793\u17b9\u1784\u1780\u17b6\u179a\u1794\u1789\u17d2\u1787\u17bc\u1793\u178f\u1794\u17b8\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b<\/a><\/p>\n<p><a href=\"https:\/\/test.viox.com\/km\/contactor-vs-circuit-breaker\/\">Contactor vs Circuit Breaker: \u1798\u1782\u17d2\u1782\u17bb\u1791\u17d2\u1791\u17c1\u179f\u1780\u17cd\u1796\u17c1\u1789\u179b\u17c1\u1789<\/a><\/p>\n<p><a href=\"https:\/\/test.viox.com\/km\/understanding-cam-switches-complete-technical-guide-2025\/\">\u1780\u17b6\u179a\u1799\u179b\u17cb\u178a\u17b9\u1784\u17a2\u17c6\u1796\u17b8 Cam Switches<\/a><\/p>\n<p><a href=\"https:\/\/test.viox.com\/km\/mcb-buying-checklist-10-essential-factors\/\">\u1794\u1789\u17d2\u1787\u17b8\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1780\u17b6\u179a\u1791\u17b7\u1789 MCB: \u1780\u178f\u17d2\u178f\u17b6\u1785\u17b6\u17c6\u1794\u17b6\u1785\u17cb\u1791\u17b6\u17c6\u1784 10<\/a><\/p>\n<\/div>\n<div class=\"simg-pop-btn\" style=\"top: 546.625px; left: 153.5px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 546.625px; left: 153.5px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 1741.52px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 1741.52px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 3596.23px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 3596.23px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 5416.05px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 5416.05px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 4399.73px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 4399.73px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 7266.93px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 7266.93px; left: 14px; display: none;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>The main difference between contactors and relays is their current capacity and application scope: contactors are heavy-duty electromagnetic switches designed for high-current loads (typically above 9 amperes) like motors and HVAC systems, while relays are precision switches for low-current control circuits (typically under 10 amperes) and signal switching. 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