{"id":22458,"date":"2026-03-23T09:46:53","date_gmt":"2026-03-23T01:46:53","guid":{"rendered":"https:\/\/viox.com\/?p=22458"},"modified":"2026-03-23T09:49:27","modified_gmt":"2026-03-23T01:49:27","slug":"surge-suppressor-for-contactors","status":"publish","type":"post","link":"https:\/\/test.viox.com\/km\/surge-suppressor-for-contactors\/","title":{"rendered":"\u179a\u1794\u17c0\u1794\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u179b\u17c6\u1793\u17b9\u1784\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb Contactors"},"content":{"rendered":"<div class=\"product-intro\">\n<p>\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17b6\u179c\u17c9\u17bb\u179b\u1791\u17b6\u1794 \u1782\u17ba\u1787\u17b6\u1780\u1798\u17d2\u179b\u17b6\u17c6\u1784\u179f\u17c6\u1781\u17b6\u1793\u17cb\u1793\u17c3\u1780\u17b6\u179a\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u1798\u17c9\u17bc\u1791\u17d0\u179a\u17d4 \u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u179a\u1794\u179f\u17cb\u1796\u17bd\u1780\u179c\u17b6 \u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u1794\u17d2\u178f\u17bc\u179a\u1794\u1793\u17d2\u1791\u17bb\u1780\u1799\u17c9\u17b6\u1784\u1786\u17b6\u1794\u17cb\u179a\u17a0\u17d0\u179f \u1793\u17b7\u1784\u17a2\u17b6\u1785\u1791\u17bb\u1780\u1785\u17b7\u178f\u17d2\u178f\u1794\u17b6\u1793 \u2014 \u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u179b\u17be\u179f\u1796\u17b8\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u1798\u17bd\u1799\u179b\u17b6\u1793\u178a\u1784 \u2014 \u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799\u1796\u17bd\u1780\u179c\u17b6\u1798\u17b6\u1793\u179f\u17b6\u179a\u17c8\u179f\u17c6\u1781\u17b6\u1793\u17cb\u1793\u17c5\u1780\u17d2\u1793\u17bb\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\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798 \u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792 HVAC \u1793\u17b7\u1784\u1780\u17b6\u179a\u1785\u17c2\u1780\u1785\u17b6\u1799\u1790\u17b6\u1798\u1796\u179b\u17d4 \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u179a\u17b6\u179b\u17cb\u1796\u17d2\u179a\u17b9\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a\u1793\u17b8\u1798\u17bd\u1799\u17d7\u1798\u17b6\u1793\u178f\u1798\u17d2\u179b\u17c3\u179b\u17b6\u1780\u17cb\u1780\u17c6\u1794\u17b6\u17c6\u1784\u1798\u17bd\u1799\u17d6 \u179c\u17c9\u17bb\u179b\u1780\u17be\u1793\u17a1\u17be\u1784\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793\u178a\u17c2\u179b\u1794\u1784\u17d2\u1780\u17be\u178f\u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b <a href=\"https:\/\/test.viox.com\/km\/what-is-a-contactor\/\">contactor<\/a> \u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1786\u17c1\u17c7\u1790\u17b6\u1798\u1796\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u17b7\u1791\u17d4.<\/p>\n<div id='gallery-1' class='gallery galleryid-22458 gallery-columns-3 gallery-size-full'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/test.viox.com\/km\/?attachment_id=5526'><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-3211-AC-Contactor.webp\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-3211-AC-Contactor.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-3211-AC-Contactor-300x300.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-3211-AC-Contactor-150x150.webp 150w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-3211-AC-Contactor-768x768.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-3211-AC-Contactor-600x600.webp 600w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-3211-AC-Contactor-100x100.webp 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/test.viox.com\/km\/?attachment_id=5522'><img decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-0911-AC-Contactor.webp\" class=\"attachment-full size-full\" alt=\"VIOX CJX2-0911 AC Contactor\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-0911-AC-Contactor.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-0911-AC-Contactor-300x300.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-0911-AC-Contactor-150x150.webp 150w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-0911-AC-Contactor-768x768.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-0911-AC-Contactor-600x600.webp 600w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-0911-AC-Contactor-100x100.webp 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/test.viox.com\/km\/?attachment_id=5521'><img decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-4011-AC-Contactor.webp\" class=\"attachment-full size-full\" alt=\"VIOX CJX2-4011 AC Contactor\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-4011-AC-Contactor.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-4011-AC-Contactor-300x300.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-4011-AC-Contactor-150x150.webp 150w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-4011-AC-Contactor-768x768.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-4011-AC-Contactor-600x600.webp 600w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-CJX2-4011-AC-Contactor-100x100.webp 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a>\n\t\t\t<\/div><\/figure>\n\t\t<\/div>\n\n<h2>\u17a0\u17c1\u178f\u17bb\u17a2\u17d2\u179c\u17b8\u1794\u17b6\u1793\u1787\u17b6\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u1794\u1784\u17d2\u1780\u17be\u178f\u179c\u17c9\u17bb\u179b\u1780\u17be\u1793\u17a1\u17be\u1784<\/h2>\n<p>\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6 \u1782\u17ba\u1787\u17b6\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785\u1793\u17c3\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17b6\u1793\u17b8\u1798\u17bd\u1799\u17d7\u17d4 \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1794\u17b6\u1793\u1794\u1789\u17d2\u1785\u17c1\u1789\u1790\u17b6\u1798\u1796\u179b \u179c\u17b6\u1791\u17b6\u1789\u1785\u179a\u1793\u17d2\u178f\u1785\u17bc\u179b\u1781\u17d2\u1796\u179f\u17cb\u178a\u17be\u1798\u17d2\u1794\u17b8\u1791\u17b6\u1789\u1799\u17bb\u1790\u17d2\u1780\u17b6\u1785\u17bc\u179b\u17d4 \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1790\u17b6\u1798\u1796\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u17b7\u1791 \u179c\u17b6\u1794\u1784\u17d2\u1780\u17be\u178f\u1780\u17b6\u179a\u1780\u17be\u1793\u17a1\u17be\u1784\u179c\u17c9\u17bb\u179b\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793\u178a\u17c2\u179b\u17a2\u17b6\u1785\u1794\u17c6\u1795\u17d2\u179b\u17b6\u1789\u1794\u17b6\u1793 \u2014 \u17a0\u17be\u1799\u1780\u17b6\u179a\u1799\u179b\u17cb\u178a\u17b9\u1784\u1796\u17b8\u1798\u17bc\u179b\u17a0\u17c1\u178f\u17bb \u1782\u17ba\u1787\u17b6\u1782\u1793\u17d2\u179b\u17b9\u17c7\u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u1799\u17bb\u1791\u17d2\u1792\u179f\u17b6\u179f\u17d2\u178f\u17d2\u179a\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u17d4.<\/p>\n<p>\u1798\u17bc\u179b\u17a0\u17c1\u178f\u17bb\u1785\u1798\u17d2\u1794\u1784\u1782\u17ba <strong>\u17a2\u17b6\u17c6\u1784\u178c\u17bb\u1785\u179f\u17d2\u1799\u17bb\u1784\u178a\u17c4\u1799\u1781\u17d2\u179b\u17bd\u1793\u17af\u1784<\/strong>. \u17d4 \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1790\u17b6\u1798\u1796\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u17b7\u1791 \u1785\u179a\u1793\u17d2\u178f\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u1792\u17d2\u179b\u17b6\u1780\u17cb\u1785\u17bb\u17c7\u1799\u17c9\u17b6\u1784\u1786\u17b6\u1794\u17cb\u179a\u17a0\u17d0\u179f\u1786\u17d2\u1796\u17c4\u17c7\u1791\u17c5\u179f\u17bc\u1793\u17d2\u1799\u17d4 \u1799\u17c4\u1784\u178f\u17b6\u1798\u1785\u17d2\u1794\u17b6\u1794\u17cb\u179a\u1794\u179f\u17cb Lenz \u178a\u17c2\u1793\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785\u178a\u17c2\u179b\u178a\u17bd\u179b\u179a\u179b\u17c6 \u1794\u1784\u17d2\u1780\u17be\u178f EMF \u1794\u17d2\u179a\u1786\u17b6\u17c6\u1784 (back-EMF) \u1786\u17d2\u179b\u1784\u1780\u17b6\u178f\u17cb\u179f\u17d2\u1790\u17b6\u1793\u17b8\u1799\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6 \u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u1794\u17c9\u17bb\u1793\u1794\u17c9\u1784\u179a\u1780\u17d2\u179f\u17b6\u179b\u17c6\u17a0\u17bc\u179a\u1785\u179a\u1793\u17d2\u178f\u17d4 \u178a\u17c4\u1799\u179f\u17b6\u179a\u17a2\u178f\u17d2\u179a\u17b6\u1793\u17c3\u1780\u17b6\u179a\u1795\u17d2\u179b\u17b6\u179f\u17cb\u1794\u17d2\u178f\u17bc\u179a\u1785\u179a\u1793\u17d2\u178f ($di\/dt$) \u1782\u17ba\u1781\u17d2\u1796\u179f\u17cb\u1781\u17d2\u179b\u17b6\u17c6\u1784\u1780\u17d2\u1793\u17bb\u1784\u17a2\u17c6\u17a1\u17bb\u1784\u1796\u17c1\u179b\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1799\u17c9\u17b6\u1784\u179b\u17bf\u1793 \u179c\u17c9\u17bb\u179b\u1780\u17be\u1793\u17a1\u17be\u1784\u178a\u17c2\u179b\u1794\u178e\u17d2\u178f\u17b6\u179b\u1798\u1780\u1796\u17b8\u17a2\u17b6\u1785\u17a1\u17be\u1784\u178a\u179b\u17cb\u179a\u17b6\u1794\u17cb\u179a\u1799 \u17ac\u179a\u17b6\u1794\u17cb\u1796\u17b6\u1793\u17cb\u179c\u17c9\u17bb\u179b\u17d4.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/AC-coil-de-energization--surge-voltage-waveform-yellow-trace.webp\" alt=\"AC coil de-energization surge voltage waveform showing high voltage spike on oscilloscope display\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">\u1780\u17b6\u179a\u1794\u17b7\u1791\u1790\u17b6\u1798\u1796\u179b\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6 AC\u17d6 \u179a\u179b\u1780\u179c\u17c9\u17bb\u179b\u1780\u17be\u1793\u17a1\u17be\u1784 (\u178a\u17b6\u1793\u1796\u178e\u17cc\u179b\u17bf\u1784)<\/figcaption><\/figure>\n<p>\u1780\u17b6\u179a\u1780\u17be\u1793\u17a1\u17be\u1784\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793\u1791\u17b6\u17c6\u1784\u1793\u17c1\u17c7 \u1794\u1784\u17d2\u1780\u17a0\u17b6\u1793\u17b7\u1797\u17d0\u1799\u1796\u17b8\u179a\u1795\u17d2\u179f\u17c1\u1784\u1782\u17d2\u1793\u17b6\u17d4 \u1791\u17b8\u1798\u17bd\u1799 \u1796\u17bd\u1780\u179c\u17b6\u1794\u178e\u17d2\u178f\u17b6\u179b\u17b1\u17d2\u1799 <strong>\u1781\u17bc\u1785\u1781\u17b6\u178f\u179f\u1798\u17b6\u179f\u1792\u17b6\u178f\u17bb<\/strong> \u2014 \u1780\u17b6\u179a\u179f\u17b9\u1780\u179a\u17c1\u1785\u179a\u17b9\u179b\u1793\u17c3 <a href=\"https:\/\/test.viox.com\/km\/contactors-vs-relays-understanding-the-key-differences\/\">\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u1794\u1789\u17d2\u1787\u17bc\u1793\u178f<\/a>, \u1780\u17b6\u179a\u1781\u17d2\u179f\u17c4\u17c7\u1787\u17b8\u179c\u1787\u17b6\u178f\u17b7\u1793\u17c3\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u178f\u17bc\u179a\u179f\u17b6\u179a\u1792\u17b6\u178f\u17bb semiconductor (transistors, SSRs) \u1793\u17b7\u1784\u1780\u17b6\u179a\u1794\u17c6\u1794\u17c2\u1780\u17a2\u17ca\u17b8\u179f\u17bc\u17a1\u1784\u17cb\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u1798\u17b7\u1793\u1782\u17d2\u179a\u1794\u17cb\u1781\u17c2\u17d4 \u1791\u17b8\u1796\u17b8\u179a \u1796\u17bd\u1780\u179c\u17b6\u1794\u1784\u17d2\u1780\u17be\u178f <strong>\u1780\u17b6\u179a\u1787\u17d2\u179a\u17c0\u178f\u1787\u17d2\u179a\u17c2\u1780\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785 (EMI)<\/strong> \u178a\u17c2\u179b\u1797\u17d2\u1787\u17b6\u1794\u17cb\u1791\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1781\u17d2\u179f\u17c2\u179f\u1789\u17d2\u1789\u17b6\u1793\u17c5\u1780\u17d2\u1794\u17c2\u179a\u1793\u17c4\u17c7 \u1793\u17b7\u1784\u179a\u17c6\u1781\u17b6\u1793\u178a\u179b\u17cb\u1782\u17d2\u179a\u17bf\u1784\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1785\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u178a\u17c2\u179b\u1784\u17b6\u1799\u179a\u1784\u1782\u17d2\u179a\u17c4\u17c7 \u178a\u17bc\u1785\u1787\u17b6 PLCs, microcontrollers \u1793\u17b7\u1784 communication buses\u17d4.<\/p>\n<p>\u178a\u17be\u1798\u17d2\u1794\u17b8\u1780\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1790\u1799\u1795\u179b\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u1791\u17b6\u17c6\u1784\u1793\u17c1\u17c7 \u1794\u17d2\u179a\u1797\u17c1\u1791\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u1780\u17b6\u179a\u1780\u17be\u1793\u17a1\u17be\u1784\u1785\u17c6\u1793\u17bd\u1793\u1794\u17bd\u1793 \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1782\u17c1\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u1787\u17b6\u1791\u17bc\u1791\u17c5\u1793\u17c5\u1791\u17bc\u1791\u17b6\u17c6\u1784\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17b6\u17d4 \u1793\u17b8\u1798\u17bd\u1799\u17d7\u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u17bb\u17c7\u179f\u1798\u17d2\u179a\u17bd\u179b\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u179a\u179c\u17b6\u1784\u1794\u17d2\u179a\u179f\u17b7\u1791\u17d2\u1792\u1797\u17b6\u1796\u1793\u17c3\u1780\u17b6\u179a\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb \u1794\u17d2\u179a\u1797\u17c1\u1791\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u178a\u17c2\u179b\u17a2\u17b6\u1785\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u1794\u17b6\u1793 \u1793\u17b7\u1784\u1795\u179b\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u179b\u17be\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17b6\u17d4.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/The-four-common-coil-surge-suppressor-types.webp\" alt=\"Four types of surge suppressors for contactors: RC snubber, varistor MOV, freewheeling diode, and TVS diode circuit symbols\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">\u1794\u17d2\u179a\u1797\u17c1\u1791\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u1780\u17b6\u179a\u1780\u17be\u1793\u17a1\u17be\u1784\u1793\u17c3\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u1791\u17bc\u1791\u17c5\u1791\u17b6\u17c6\u1784\u1794\u17bd\u1793<\/figcaption><\/figure>\n<hr \/>\n<h2>1. \u179f\u17c0\u1782\u17d2\u179c\u17b8 RC Snubber<\/h2>\n<p>\u1793\u17c1\u17c7\u17d4 <a href=\"https:\/\/test.viox.com\/km\/coil-suppression-techniques-diode-vs-zener-rc-snubber\/\">RC snubber<\/a> \u2014 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u1791\u179b\u17cb \u1793\u17b7\u1784 capacitor \u1787\u17b6\u179f\u17ca\u17c1\u179a\u17b8 \u1797\u17d2\u1787\u17b6\u1794\u17cb\u179f\u17d2\u179a\u1794\u1782\u17d2\u1793\u17b6\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6 \u2014 \u1782\u17ba\u1787\u17b6\u179c\u17b7\u1792\u17b8\u179f\u17b6\u179f\u17d2\u178f\u17d2\u179a\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u1798\u17bd\u1799\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u1799\u17c9\u17b6\u1784\u1791\u17bc\u179b\u17c6\u1791\u17bc\u179b\u17b6\u1799\u1794\u17c6\u1795\u17bb\u178f\u17d4.<\/p>\n<p><strong>\u1782\u17c4\u179b\u1780\u17b6\u179a\u178e\u17cd\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u17d4.<\/strong> \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1790\u17b6\u1798\u1796\u179b\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u17b7\u1791 back-EMF \u178a\u17c2\u179b\u1794\u178e\u17d2\u178f\u17b6\u179b\u1798\u1780\u1796\u17b8\u1787\u17c6\u179a\u17bb\u1789\u1785\u179a\u1793\u17d2\u178f\u178f\u17b6\u1798\u179a\u1799\u17c8\u1794\u178e\u17d2\u178f\u17b6\u1789 snubber \u17d4 Capacitor \u179f\u17d2\u179a\u17bc\u1794\u1799\u1780\u1790\u17b6\u1798\u1796\u179b\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793 \u1793\u17b7\u1784\u1794\u17c6\u1794\u17d2\u179b\u17c2\u1784\u179c\u17b6\u1791\u17c5\u1787\u17b6\u1790\u17b6\u1798\u1796\u179b\u179c\u17b6\u179b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u178a\u17c2\u179b\u1795\u17d2\u1791\u17bb\u1780 \u178a\u17c2\u179b\u1798\u17b6\u1793\u1794\u17d2\u179a\u179f\u17b7\u1791\u17d2\u1792\u1797\u17b6\u1796\u1791\u1794\u17cb\u179c\u17c9\u17bb\u179b\u1780\u17be\u1793\u17a1\u17be\u1784\u178a\u179b\u17cb\u1780\u1798\u17d2\u179a\u17b7\u178f\u178a\u17c2\u179b\u17a2\u17b6\u1785\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u1794\u17b6\u1793\u17d4 \u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u1798\u1780\u1790\u17b6\u1798\u1796\u179b\u178a\u17c2\u179b\u1795\u17d2\u1791\u17bb\u1780\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1781\u17d2\u1785\u17b6\u178f\u17cb\u1781\u17d2\u1785\u17b6\u1799\u1787\u17b6\u1780\u17c6\u178a\u17c5\u178f\u17b6\u1798\u179a\u1799\u17c8\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u1791\u179b\u17cb\u179f\u17d2\u179a\u1794\u1782\u17d2\u1793\u17b6\u17d4 \u17a2\u17d2\u179c\u17b8\u178a\u17c2\u179b\u179f\u17c6\u1781\u17b6\u1793\u17cb\u179f\u17d2\u1798\u17be\u1782\u17d2\u1793\u17b6 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u1791\u179b\u17cb\u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1780\u17b6\u179a\u179f\u17be\u1798 \u178a\u17c2\u179b\u1780\u17b6\u179a\u1796\u17b6\u179a capacitor \u1793\u17b7\u1784 inductance \u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u1796\u17b8\u1780\u17b6\u179a\u1794\u1784\u17d2\u1780\u17be\u178f\u179b\u17c6\u1799\u17c4\u179b LC \u178a\u17c2\u179b\u1798\u17b7\u1793\u1798\u17b6\u1793\u179f\u17c6\u178e\u17be\u1798 \u178a\u17c2\u179b\u1794\u17be\u1798\u17b7\u1793\u178a\u17bc\u1785\u17d2\u1793\u17c1\u17c7\u1791\u17c1\u1793\u17b9\u1784\u1794\u1784\u17d2\u1780\u17be\u178f\u179f\u17ca\u17c1\u179a\u17b8\u1790\u17d2\u1798\u17b8\u1793\u17c3\u1780\u17b6\u179a\u179a\u17c4\u1791\u17b7\u17cd\u179c\u17c9\u17bb\u179b\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><strong>\u1794\u17d2\u179a\u1797\u17c1\u1791\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u178a\u17c2\u179b\u17a2\u17b6\u1785\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u1794\u17b6\u1793\u17d6<\/strong> AC \u1793\u17b7\u1784 DC<\/li>\n<li><strong>\u1780\u1798\u17d2\u179a\u17b7\u178f\u1791\u1794\u17cb\u179c\u17c9\u17bb\u179b\u17d6<\/strong> \u2264 3 \u00d7 Uc (\u179c\u17c9\u17bb\u179b\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u178a\u17c2\u179b\u1794\u17b6\u1793\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3)<\/li>\n<li><strong>\u1795\u179b\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u179b\u17be\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u17d6<\/strong> \u1798\u1792\u17d2\u1799\u1798 \u2014 \u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 1.2\u00d7 \u1791\u17c5 2\u00d7 \u1793\u17c3\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u1792\u1798\u17d2\u1798\u178f\u17b6<\/li>\n<li><strong>\u178a\u17c2\u1793\u1780\u17c6\u178e\u178f\u17cb\u17d6<\/strong> \u1798\u17b7\u1793\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u178e\u17c2\u1793\u17b6\u17c6\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u179f\u17c0\u1782\u17d2\u179c\u17b8\u178a\u17c2\u179b\u1798\u17b6\u1793\u1798\u17b6\u178f\u17b7\u1780\u17b6 harmonic \u1781\u17d2\u1796\u179f\u17cb\u1791\u17c1 \u1796\u17d2\u179a\u17c4\u17c7 harmonics \u17a2\u17b6\u1785\u1794\u178e\u17d2\u178f\u17b6\u179b\u17b1\u17d2\u1799\u1780\u17c6\u178a\u17c5\u1781\u17d2\u179b\u17b6\u17c6\u1784\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784 capacitor<\/li>\n<\/ul>\n<p>RC snubber \u1782\u17ba\u1787\u17b6\u178a\u17c6\u178e\u17c4\u17c7\u179f\u17d2\u179a\u17b6\u1799\u1791\u17bc\u1791\u17c5\u178a\u17c2\u179b\u1798\u17b6\u1793\u1794\u17d2\u179a\u179f\u17b7\u1791\u17d2\u1792\u1797\u17b6\u1796\u1785\u17c6\u178e\u17b6\u1799\u17d4 \u1782\u17bb\u178e\u179c\u17b7\u1794\u178f\u17d2\u178f\u17b7\u179f\u17c6\u1781\u17b6\u1793\u17cb\u179a\u1794\u179f\u17cb\u179c\u17b6\u1782\u17ba\u1790\u17b6 \u17a2\u178f\u17d2\u179a\u17b6\u1791\u1794\u17cb (3\u00d7 Uc) \u1782\u17ba\u1781\u17d2\u1796\u179f\u17cb\u1794\u17c6\u1795\u17bb\u178f\u1793\u17c3\u1787\u1798\u17d2\u179a\u17be\u179f\u1791\u17b6\u17c6\u1784\u1794\u17bd\u1793 \u178a\u17c2\u179b\u1798\u17b6\u1793\u1793\u17d0\u1799\u1790\u17b6\u1790\u17b6\u1798\u1796\u179b\u1780\u17be\u1793\u17a1\u17be\u1784\u178a\u17c2\u179b\u1793\u17c5\u179f\u17c1\u179f\u179f\u179b\u17cb\u1793\u17c5\u178f\u17c2\u1791\u17c5\u178a\u179b\u17cb\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u17d4.<\/p>\n<hr \/>\n<h2>2. Varistor (MOV)<\/h2>\n<p>\u1798\u17bd\u1799 <a href=\"https:\/\/test.viox.com\/km\/mov-vs-gdt-vs-tvs-comparison\/\"><strong>metal oxide varistor (MOV)<\/strong><\/a> \u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u1780\u17b6\u179a\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793\u1793\u17c3\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6 \u178f\u17b6\u1798\u179a\u1799\u17c8\u179b\u1780\u17d2\u1781\u178e\u17c8\u179c\u17c9\u17bb\u179b-\u1785\u179a\u1793\u17d2\u178f\u1798\u17b7\u1793\u179b\u17b8\u1793\u17c1\u17a2\u17ca\u17c2\u179a\u1781\u17d2\u1796\u179f\u17cb\u179a\u1794\u179f\u17cb\u179c\u17b6\u17d4 \u179c\u17b6\u178a\u17be\u179a\u178f\u17bd\u1787\u17b6\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u1791\u179b\u17cb\u178a\u17c2\u179b\u1796\u17b9\u1784\u1795\u17d2\u17a2\u17c2\u1780\u179b\u17be\u179c\u17c9\u17bb\u179b \u1787\u17b6\u1787\u17b6\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u179f\u17d2\u179a\u17bc\u1794\u1790\u17b6\u1798\u1796\u179b\u179a\u17c6\u1789\u17d0\u179a\u17d4.<\/p>\n<p><strong>\u1782\u17c4\u179b\u1780\u17b6\u179a\u178e\u17cd\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u17d4.<\/strong> \u1793\u17c5\u1780\u17d2\u179a\u17c4\u1798\u179c\u17c9\u17bb\u179b\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 varistor \u1794\u1784\u17d2\u17a0\u17b6\u1789\u1797\u17b6\u1796\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6\u1781\u17d2\u1796\u179f\u17cb\u1781\u17d2\u179b\u17b6\u17c6\u1784 \u2014 \u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u17be\u1780\u1785\u17c6\u17a0\u1799\u17c9\u17b6\u1784\u1798\u17b6\u1793\u1794\u17d2\u179a\u179f\u17b7\u1791\u17d2\u1792\u1797\u17b6\u1796 \u2014 \u1793\u17b7\u1784\u1791\u17b6\u1789\u1785\u179a\u1793\u17d2\u178f\u179b\u17c1\u1785\u1792\u17d2\u179b\u17b6\u1799\u178a\u17c2\u179b\u1798\u17b7\u1793\u17a2\u17b6\u1785\u1780\u178f\u17cb\u179f\u1798\u17d2\u1782\u17b6\u179b\u17cb\u1794\u17b6\u1793\u17d4 \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1790\u17b6\u1798\u1796\u179b\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u17b7\u1791 \u17a0\u17be\u1799\u179c\u17c9\u17bb\u179b\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793\u179b\u17be\u179f\u1796\u17b8\u179c\u17c9\u17bb\u179b\u1791\u1794\u17cb\u179a\u1794\u179f\u17cb varistor (\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 1.6\u00d7 \u1791\u17c5 2\u00d7 \u179c\u17c9\u17bb\u179b\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u178a\u17c2\u179b\u1794\u17b6\u1793\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3) \u1796\u17d2\u179a\u17c6\u178a\u17c2\u1793\u1782\u17d2\u179a\u17b6\u1794\u17cb\u1792\u1789\u17d2\u1789\u1787\u17b6\u178f\u17b7\u179f\u17d0\u1784\u17d2\u1780\u179f\u17b8-\u17a2\u17bb\u1780\u179f\u17ca\u17b8\u178a avalanche \u1785\u17bc\u179b\u1791\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1785\u179a\u1793\u17d2\u178f\u17d4 \u1797\u17b6\u1796\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6\u179a\u1794\u179f\u17cb varistor \u1792\u17d2\u179b\u17b6\u1780\u17cb\u1785\u17bb\u17c7\u178a\u17c4\u1799\u179b\u17c6\u178a\u17b6\u1794\u17cb\u1787\u17b6\u1785\u17d2\u179a\u17be\u1793\u1793\u17c3\u1791\u17c6\u17a0\u17c6 \u1795\u17d2\u179b\u17b6\u179f\u17cb\u1794\u17d2\u178f\u17bc\u179a\u1785\u179a\u1793\u17d2\u178f\u1780\u17be\u1793\u17a1\u17be\u1784 \u1793\u17b7\u1784\u1791\u1794\u17cb\u179c\u17c9\u17bb\u179b\u179f\u17d2\u1790\u17b6\u1793\u17b8\u1799\u1791\u17c5\u1780\u1798\u17d2\u179a\u17b7\u178f\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u17d4 \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1780\u17b6\u179a\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793\u1790\u1799\u1785\u17bb\u17c7 varistor \u178f\u17d2\u179a\u17a1\u1794\u17cb\u1791\u17c5\u179f\u1797\u17b6\u1796\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6\u1781\u17d2\u1796\u179f\u17cb\u179a\u1794\u179f\u17cb\u179c\u17b6\u179c\u17b7\u1789\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><strong>\u1794\u17d2\u179a\u1797\u17c1\u1791\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u178a\u17c2\u179b\u17a2\u17b6\u1785\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u1794\u17b6\u1793\u17d6<\/strong> AC \u1793\u17b7\u1784 DC<\/li>\n<li><strong>\u1780\u1798\u17d2\u179a\u17b7\u178f\u1791\u1794\u17cb\u179c\u17c9\u17bb\u179b\u17d6<\/strong> \u2264 2 \u00d7 Uc<\/li>\n<li><strong>\u1795\u179b\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u179b\u17be\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u17d6<\/strong> \u178f\u17bc\u1785\u178f\u17b6\u1785 \u2014 \u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 1.1\u00d7 \u1791\u17c5 1.5\u00d7 \u1793\u17c3\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u1792\u1798\u17d2\u1798\u178f\u17b6<\/li>\n<li><strong>\u1780\u17b6\u179a\u1796\u17b7\u1785\u17b6\u179a\u178e\u17b6:<\/strong> Varistors \u1780\u17b6\u1793\u17cb\u178f\u17c2\u1799\u17c9\u17b6\u1794\u17cb\u1799\u17c9\u17ba\u1793\u178f\u17b6\u1798\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6 \u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1796\u17d2\u179a\u17b9\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u178e\u17cd\u179f\u17d2\u179a\u17bc\u1794\u1799\u1780\u1780\u17b6\u179a\u1780\u17be\u1793\u17a1\u17be\u1784\u1798\u17d2\u178f\u1784\u17a0\u17be\u1799\u1798\u17d2\u178f\u1784\u1791\u17c0\u178f; \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u179c\u178a\u17d2\u178f\u1781\u17d2\u1796\u179f\u17cb \u1780\u17b6\u179a\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799 \u17ac\u1780\u17b6\u179a\u1787\u17c6\u1793\u17bd\u179f\u178f\u17b6\u1798\u1780\u17b6\u179b\u1780\u17c6\u178e\u178f\u17cb\u17a2\u17b6\u1785\u1785\u17b6\u17c6\u1794\u17b6\u1785\u17cb<\/li>\n<\/ul>\n<p>Varistor \u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1780\u17b6\u179a\u1791\u1794\u17cb\u179b\u17d2\u17a2\u1794\u17d2\u179a\u179f\u17be\u179a\u1787\u17b6\u1784\u1798\u17bb\u1793 (2\u00d7 Uc vs. 3\u00d7 Uc) \u1793\u17b7\u1784\u1795\u179b\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u178f\u17b7\u1785\u179b\u17be\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799 \u1787\u17b6\u1784 RC snubber \u178a\u17c2\u179b\u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799\u179c\u17b6\u1780\u17d2\u179b\u17b6\u1799\u1787\u17b6\u1787\u1798\u17d2\u179a\u17be\u179f\u178a\u17cf\u179a\u17b9\u1784\u1798\u17b6\u17c6\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17b6\u1791\u17bc\u1791\u17c5 \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u179f\u17c0\u1782\u17d2\u179c\u17b8 AC \u1793\u17b7\u1784 DC \u1791\u17b6\u17c6\u1784\u1796\u17b8\u179a\u17d4.<\/p>\n<hr \/>\n<h2>3. Freewheeling Diode (Flyback Diode)<\/h2>\n<p>\u1793\u17c1\u17c7\u17d4 <a href=\"https:\/\/test.viox.com\/km\/freewheeling-diode-vs-surge-arrester-guide\/\"><strong>freewheeling diode<\/strong><\/a> \u2014 \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1782\u17c1\u17a0\u17c5\u1795\u1784\u178a\u17c2\u179a\u1790\u17b6 flyback diode \u17ac suppression diode \u2014 \u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1780\u17b6\u179a\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u179c\u17c9\u17bb\u179b\u1780\u17be\u1793\u17a1\u17be\u1784\u178a\u17c2\u179b\u1798\u17b6\u1793\u1794\u17d2\u179a\u179f\u17b7\u1791\u17d2\u1792\u1797\u17b6\u1796\u1794\u17c6\u1795\u17bb\u178f\u1793\u17c3\u179c\u17b7\u1792\u17b8\u179f\u17b6\u179f\u17d2\u178f\u17d2\u179a\u17a2\u1780\u1798\u17d2\u1798\u178e\u17b6\u1798\u17bd\u1799\u17d4 \u179c\u17b6\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u178a\u17c4\u1799\u1795\u17d2\u178f\u179b\u17cb\u1790\u17b6\u1798\u1796\u179b\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785\u178a\u17c2\u179b\u1795\u17d2\u1791\u17bb\u1780\u179a\u1794\u179f\u17cb\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6 \u1793\u17bc\u179c\u1795\u17d2\u179b\u17bc\u179c\u1785\u179a\u1793\u17d2\u178f\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6\u1791\u17b6\u1794 \u179b\u17bb\u1794\u1794\u17c6\u1794\u17b6\u178f\u17cb\u1780\u17b6\u179a\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793\u179c\u17c9\u17bb\u179b\u1781\u17d2\u1796\u179f\u17cb\u1793\u17c5\u1794\u17d2\u179a\u1797\u1796\u179a\u1794\u179f\u17cb\u179c\u17b6\u17d4.<\/p>\n<p><strong>\u1782\u17c4\u179b\u1780\u17b6\u179a\u178e\u17cd\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u17d4.<\/strong> Diode \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1797\u17d2\u1787\u17b6\u1794\u17cb\u1780\u17d2\u1793\u17bb\u1784\u1797\u17b6\u1796\u179b\u17c6\u17a2\u17c0\u1784\u1794\u1789\u17d2\u1785\u17d2\u179a\u17b6\u179f\u1786\u17d2\u179b\u1784\u1780\u17b6\u178f\u17cb\u179f\u17d2\u1790\u17b6\u1793\u17b8\u1799\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6 DC \u17d4 \u1780\u17d2\u1793\u17bb\u1784\u17a2\u17c6\u17a1\u17bb\u1784\u1796\u17c1\u179b\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u1792\u1798\u17d2\u1798\u178f\u17b6 \u179c\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179b\u17c6\u17a2\u17c0\u1784\u1794\u1789\u17d2\u1785\u17d2\u179a\u17b6\u179f \u1793\u17b7\u1784\u1798\u17b7\u1793\u1795\u17d2\u1791\u17bb\u1780\u1785\u179a\u1793\u17d2\u178f\u17d4 \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1790\u17b6\u1798\u1796\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u17b7\u1791 \u178a\u17c2\u1793\u1798\u17c9\u17b6\u1789\u17c9\u17c1\u1791\u17b7\u1785\u178a\u17c2\u179b\u178a\u17bd\u179b\u179a\u179b\u17c6 \u1794\u1789\u17d2\u1785\u17d2\u179a\u17b6\u179f\u179a\u17b6\u1784\u1794\u17c9\u17bc\u179b\u1786\u17d2\u179b\u1784\u1780\u17b6\u178f\u17cb\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6 \u178a\u17c4\u1799\u179b\u17c6\u17a2\u17c0\u1784\u1791\u17c5\u1798\u17bb\u1781 diode \u17d4 \u1785\u179a\u1793\u17d2\u178f\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u1794\u1793\u17d2\u178f\u1785\u179a\u17b6\u1785\u179a\u178f\u17b6\u1798\u179a\u1799\u17c8 diode \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u179a\u1784\u17d2\u179c\u17b7\u179b\u1787\u17bb\u17c6\u1794\u17b7\u1791\u1787\u17b7\u178f \u178a\u17c4\u1799\u1790\u1799\u1785\u17bb\u17c7\u1794\u1793\u17d2\u178f\u17b7\u1785\u1798\u17d2\u178f\u1784\u17d7 \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1790\u17b6\u1798\u1796\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1781\u17d2\u1785\u17b6\u178f\u17cb\u1781\u17d2\u1785\u17b6\u1799\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1797\u17b6\u1796\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6 DC \u179a\u1794\u179f\u17cb\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u1795\u17d2\u1791\u17b6\u179b\u17cb\u17d4 \u178a\u17c4\u1799\u179f\u17b6\u179a\u1795\u17d2\u179b\u17bc\u179c\u1785\u179a\u1793\u17d2\u178f\u1798\u17b7\u1793\u1794\u17be\u1780\u1797\u17d2\u179b\u17b6\u1798\u17d7 \u1793\u17c4\u17c7\u1798\u17b7\u1793\u1798\u17b6\u1793\u1796\u17d2\u179a\u17b9\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u178e\u17cd $di\/dt$ \u1781\u17d2\u1796\u179f\u17cb\u1780\u17be\u178f\u17a1\u17be\u1784\u1791\u17c1 \u178a\u17bc\u1785\u17d2\u1793\u17c1\u17c7\u17a0\u17be\u1799\u1798\u17b7\u1793\u1798\u17b6\u1793\u179c\u17c9\u17bb\u179b\u1780\u17be\u1793\u17a1\u17be\u1784\u1782\u17bd\u179a\u17b1\u17d2\u1799\u1780\u178f\u17cb\u179f\u1798\u17d2\u1782\u17b6\u179b\u17cb\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u1784\u17d2\u1780\u17be\u178f\u1791\u17c1\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><strong>\u1794\u17d2\u179a\u1797\u17c1\u1791\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u178a\u17c2\u179b\u17a2\u17b6\u1785\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u1794\u17b6\u1793\u17d6<\/strong> DC \u178f\u17c2\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7 (\u1785\u179a\u1793\u17d2\u178f unidirectional \u179a\u1794\u179f\u17cb diode \u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799\u179c\u17b6\u1798\u17b7\u1793\u1786\u1794\u1782\u17d2\u1793\u17b6\u1787\u17b6\u1798\u17bd\u1799\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6 AC)<\/li>\n<li><strong>\u1780\u1798\u17d2\u179a\u17b7\u178f\u1791\u1794\u17cb\u179c\u17c9\u17bb\u179b\u17d6<\/strong> \u2248 0 V \u2014 back-EMF \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179b\u17bb\u1794\u1785\u17c4\u179b\u1787\u17b6\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793<\/li>\n<li><strong>\u1795\u179b\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u179b\u17be\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u17d6<\/strong> \u1792\u17d2\u1784\u1793\u17cb\u1792\u17d2\u1784\u179a \u2014 \u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 6\u00d7 \u1791\u17c5 10\u00d7 \u1793\u17c3\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u1792\u1798\u17d2\u1798\u178f\u17b6<\/li>\n<li><strong>\u178a\u17c2\u1793\u1780\u17c6\u178e\u178f\u17cb\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d6<\/strong> \u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u1794\u1793\u17d2\u1790\u17c2\u1798 \u1798\u17b6\u1793\u1793\u17d0\u1799\u1790\u17b6\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u179f\u17c6\u1781\u17b6\u1793\u17cb\u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17b6 \u1793\u17c5\u178f\u17c2\u1794\u17b7\u1791\u1799\u17bc\u179a\u1787\u17b6\u1784\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u1796\u17b8\u179f\u1789\u17d2\u1789\u17b6\u1794\u1789\u17d2\u1787\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u178a\u1780\u1785\u17c1\u1789; \u1793\u17c1\u17c7\u1798\u17b7\u1793\u17a2\u17b6\u1785\u1791\u1791\u17bd\u179b\u1799\u1780\u1794\u17b6\u1793\u1791\u17c1\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u178a\u17c2\u179b\u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1780\u17b6\u179a\u1794\u17b7\u1791\u1790\u17b6\u1798\u1796\u179b\u179b\u17bf\u1793 (\u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd \u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u1789\u17d2\u1788\u1794\u17cb\u1794\u1793\u17d2\u1791\u17b6\u1793\u17cb \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17b6\u1794\u1789\u17d2\u1785\u17d2\u179a\u17b6\u179f)<\/li>\n<\/ul>\n<p>Oscilloscope \u178a\u17c2\u179b\u1785\u17b6\u1794\u17cb\u1799\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 \u1794\u1784\u17d2\u17a0\u17b6\u1789\u1799\u17c9\u17b6\u1784\u1785\u17d2\u1794\u17b6\u179f\u17cb\u17a2\u17c6\u1796\u17b8\u1780\u17b6\u179a\u179f\u1798\u17d2\u179a\u17bb\u17c7\u179f\u1798\u17d2\u179a\u17bd\u179b\u17d4 \u179a\u17bc\u1794\u1797\u17b6\u1796\u1791\u17b8 10 \u1794\u1784\u17d2\u17a0\u17b6\u1789\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17b6 DC \u178a\u17c4\u1799\u1782\u17d2\u1798\u17b6\u1793 freewheeling diode\u17d6 \u178a\u17b6\u1793\u1796\u178e\u17cc\u1794\u17c3\u178f\u1784 (\u179c\u17c9\u17bb\u179b\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6) \u1794\u1784\u17d2\u17a0\u17b6\u1789\u1796\u17b8\u179c\u17c9\u17bb\u179b\u1780\u17be\u1793\u17a1\u17be\u1784\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793\u178a\u17cf\u1792\u17c6 \u17a0\u17be\u1799\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u1782\u17ba 13.5 ms \u17d4 \u179a\u17bc\u1794\u1797\u17b6\u1796\u1791\u17b8 11 \u1794\u1784\u17d2\u17a0\u17b6\u1789\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17b6\u178a\u17bc\u1785\u1782\u17d2\u1793\u17b6\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784 freewheeling diode \u178a\u17c2\u179b\u1794\u17b6\u1793\u178a\u17c6\u17a1\u17be\u1784\u17d6 back-EMF \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1791\u1794\u17cb\u1791\u17c5 0 V \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u1796\u1784\u17d2\u179a\u17b8\u1780\u178a\u179b\u17cb 97.2 ms \u2014 \u1794\u17d2\u179a\u17a0\u17c2\u179b 7\u00d7 \u1799\u17bc\u179a\u1787\u17b6\u1784\u17d4.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/DC-contactor-release-waveform-without-freewheeling-diode-green--coil-voltage-blue--main-contact-voltage-Release-time--135-ms.webp\" alt=\"DC contactor release waveform without freewheeling diode (green: coil voltage; blue: main contact voltage)\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">\u179a\u179b\u1780\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17b6 DC \u178a\u17c4\u1799\u1782\u17d2\u1798\u17b6\u1793 freewheeling diode \u17d4 \u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u17d6 13.5 ms \u17d4.<\/figcaption><\/figure>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/DC-contactor-release-waveform-with-freewheeling-diode-green--coil-voltage-blue--main-contact-voltage-Release-time--972-ms.webp\" alt=\"DC contactor release waveform with freewheeling diode (green: coil voltage; blue: main contact voltage)\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">\u179a\u179b\u1780\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17b6 DC \u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784 freewheeling diode \u17d4 \u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u17d6 97.2 ms \u17d4.<\/figcaption><\/figure>\n<p>Freewheeling diode \u1782\u17ba\u1787\u17b6\u1787\u1798\u17d2\u179a\u17be\u179f\u178a\u17cf\u179b\u17d2\u17a2\u1794\u17c6\u1795\u17bb\u178f \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1780\u17b6\u179a\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u1780\u17b6\u179a\u1780\u17be\u1793\u17a1\u17be\u1784\u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6 \u1782\u17ba\u1787\u17b6\u17a2\u17b6\u1791\u17b7\u1797\u17b6\u1796 \u17a0\u17be\u1799\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u1794\u1793\u17d2\u1790\u17c2\u1798 \u17a2\u17b6\u1785\u1791\u1791\u17bd\u179b\u1799\u1780\u1794\u17b6\u1793 \u2014 \u17a7\u1791\u17b6\u17a0\u179a\u178e\u17cd \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u1789\u17d2\u1787\u17b6 DC \u178a\u17c2\u179b\u1798\u17b7\u1793\u1798\u17b6\u1793\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796 \u178a\u17c2\u179b\u1797\u17b6\u1796\u1794\u17d2\u179a\u17c2\u1794\u17d2\u179a\u17bd\u179b EMI \u1781\u17d2\u1796\u179f\u17cb\u17d4.<\/p>\n<hr \/>\n<h2>4. Bidirectional TVS Diode<\/h2>\n<p>\u1798\u17bd\u1799 <a href=\"https:\/\/test.viox.com\/km\/mov-vs-gdt-vs-tvs-comparison\/\"><strong>bidirectional transient voltage suppressor (TVS) diode<\/strong><\/a> \u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u1782\u17d2\u1793\u17b6\u1793\u17bc\u179c\u1780\u17b6\u179a\u1791\u1794\u17cb\u179c\u17c9\u17bb\u179b\u1785\u17d2\u1794\u17b6\u179f\u17cb\u179b\u17b6\u179f\u17cb \u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1795\u179b\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u178f\u17b7\u1785\u178f\u17bd\u1785\u1794\u17c6\u1795\u17bb\u178f\u179b\u17be\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799 \u178a\u17c2\u179b\u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799\u179c\u17b6\u1780\u17d2\u179b\u17b6\u1799\u1787\u17b6\u178a\u17c6\u178e\u17c4\u17c7\u179f\u17d2\u179a\u17b6\u1799\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u178a\u17c2\u179b\u1798\u17b6\u1793\u178f\u17bb\u179b\u17d2\u1799\u1797\u17b6\u1796\u1794\u17c6\u1795\u17bb\u178f\u178a\u17c2\u179b\u17a2\u17b6\u1785\u179a\u1780\u1794\u17b6\u1793\u17d4.<\/p>\n<p><strong>\u1782\u17c4\u179b\u1780\u17b6\u179a\u178e\u17cd\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u17d4.<\/strong> Bidirectional TVS diode \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1797\u17d2\u1787\u17b6\u1794\u17cb\u1786\u17d2\u179b\u1784\u1780\u17b6\u178f\u17cb\u179f\u17d2\u1790\u17b6\u1793\u17b8\u1799\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u17d4 \u1793\u17c5\u1780\u17d2\u179a\u17c4\u1798\u179c\u17c9\u17bb\u179b\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u1792\u1798\u17d2\u1798\u178f\u17b6 \u179c\u17b6\u1794\u1784\u17d2\u17a0\u17b6\u1789\u1797\u17b6\u1796\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6\u1781\u17d2\u1796\u179f\u17cb \u1793\u17b7\u1784\u1798\u17b7\u1793\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u178a\u179b\u17cb\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1791\u17c1\u17d4 \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1790\u17b6\u1798\u1796\u179b\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u17b7\u1791 \u17a0\u17be\u1799\u179c\u17c9\u17bb\u179b\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793 \u2014 \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u179a\u17b6\u1784\u1794\u17c9\u17bc\u179b\u178e\u17b6\u1798\u17bd\u1799 \u2014 \u179b\u17be\u179f\u1796\u17b8\u179c\u17c9\u17bb\u179b\u1794\u17c6\u1794\u17c2\u1780 TVS \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1785\u17bc\u179b\u1780\u17b6\u179a\u1794\u17c6\u1794\u17c2\u1780 avalanche \u1780\u17d2\u1793\u17bb\u1784\u179a\u1799\u17c8\u1796\u17c1\u179b\u178e\u17b6\u1793\u17bc\u179c\u17b7\u1793\u17b6\u1791\u17b8\u17d4 \u179c\u17b6\u1795\u17d2\u179b\u17b6\u179f\u17cb\u1794\u17d2\u178f\u17bc\u179a\u1796\u17b8\u1797\u17b6\u1796\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6\u1781\u17d2\u1796\u179f\u17cb\u1791\u17c5\u1797\u17b6\u1796\u1792\u1793\u17cb\u1791\u17d2\u179a\u17b6\u17c6\u1791\u17b6\u1794 \u179f\u17d2\u179a\u17bc\u1794\u1799\u1780\u1790\u17b6\u1798\u1796\u179b\u1780\u17be\u1793\u17a1\u17be\u1784 \u1793\u17b7\u1784\u1791\u1794\u17cb\u179c\u17c9\u17bb\u179b\u179f\u17d2\u1790\u17b6\u1793\u17b8\u1799\u1791\u17c5\u1780\u1798\u17d2\u179a\u17b7\u178f\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u178a\u17c2\u179b\u17a2\u17b6\u1785\u1796\u17d2\u1799\u17b6\u1780\u179a\u178e\u17cd\u1794\u17b6\u1793 \u1780\u17c6\u178e\u178f\u17cb\u178a\u17c4\u1799\u179b\u1780\u17d2\u1781\u178e\u17c8\u179f\u1798\u17d2\u1794\u178f\u17d2\u178f\u17b7\u1793\u17c3\u1794\u17d2\u179a\u179f\u1796\u17d2\u179c PN \u179a\u1794\u179f\u17cb\u179c\u17b6\u17d4 \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1780\u17b6\u179a\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793\u1794\u17b6\u1793\u1780\u1793\u17d2\u179b\u1784\u1795\u17bb\u178f\u1791\u17c5 TVS \u178f\u17d2\u179a\u17a1\u1794\u17cb\u1791\u17c5\u179f\u1797\u17b6\u1796\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u179a\u1794\u179f\u17cb\u179c\u17b6\u179c\u17b7\u1789\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><strong>\u1794\u17d2\u179a\u1797\u17c1\u1791\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u178a\u17c2\u179b\u17a2\u17b6\u1785\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u1794\u17b6\u1793\u17d6<\/strong> AC \u1793\u17b7\u1784 DC<\/li>\n<li><strong>\u1780\u1798\u17d2\u179a\u17b7\u178f\u1791\u1794\u17cb\u179c\u17c9\u17bb\u179b\u17d6<\/strong> \u2264 2 \u00d7 Uc<\/li>\n<li><strong>\u1795\u179b\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u179b\u17be\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u17d6<\/strong> \u1798\u17b7\u1793\u17a2\u17b6\u1785\u1780\u178f\u17cb\u179f\u1798\u17d2\u1782\u17b6\u179b\u17cb\u1794\u17b6\u1793 \u2014 \u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u1798\u17b7\u1793\u1795\u17d2\u179b\u17b6\u179f\u17cb\u1794\u17d2\u178f\u17bc\u179a\u1787\u17b6\u1798\u17bc\u179b\u178a\u17d2\u178b\u17b6\u1793<\/li>\n<li><strong>\u17a2\u178f\u17d2\u1790\u1794\u17d2\u179a\u1799\u17c4\u1787\u1793\u17cd\u17d6<\/strong> \u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1786\u17d2\u179b\u17be\u1799\u178f\u1794\u179a\u17a0\u17d0\u179f (sub-nanosecond) \u1793\u17b7\u1784\u179c\u17c9\u17bb\u179b\u1791\u1794\u17cb\u1785\u17d2\u1794\u17b6\u179f\u17cb\u179b\u17b6\u179f\u17cb \u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799 TVS diodes \u1798\u17b6\u1793\u1794\u17d2\u179a\u179f\u17b7\u1791\u17d2\u1792\u1797\u17b6\u1796\u1787\u17b6\u1796\u17b7\u179f\u17c1\u179f\u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u1782\u17d2\u179a\u17bf\u1784\u17a2\u17c1\u17a1\u17b7\u1785\u178f\u17d2\u179a\u17bc\u1793\u17b7\u1785\u178a\u17c2\u179b\u1784\u17b6\u1799\u179a\u1784\u1782\u17d2\u179a\u17c4\u17c7\u1793\u17c5\u1795\u17d2\u1793\u17c2\u1780\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798<\/li>\n<\/ul>\n<p><strong>\u1780\u17b6\u179a\u1796\u17b7\u1785\u17b6\u179a\u178e\u17b6\u17a2\u17c6\u1796\u17b8\u1791\u17c6\u17a0\u17c6\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d6<\/strong> \u1798\u17b7\u1793\u178a\u17bc\u1785 varistors \u1793\u17b7\u1784 RC snubbers \u1791\u17c1 TVS diodes \u1798\u17b6\u1793\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u1785\u179a\u1793\u17d2\u178f\u1780\u17be\u1793\u17a1\u17be\u1784\u1798\u17b6\u1793\u1780\u1798\u17d2\u179a\u17b7\u178f ($I_{TSM}$) \u1793\u17b7\u1784\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1790\u17b6\u1798\u1796\u179b\u1787\u17b8\u1796\u1785\u179a\u1781\u17d2\u1796\u179f\u17cb ($P_{PP}$) \u17d4 \u1790\u17b6\u1798\u1796\u179b\u178a\u17c2\u179b\u1795\u17d2\u1791\u17bb\u1780\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17b6 \u1793\u17c5\u1796\u17c1\u179b\u1794\u17b7\u1791\u1790\u17b6\u1798\u1796\u179b\u1782\u17ba $E = \\frac{1}{2}LI^2$ \u17a0\u17be\u1799\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u1789\u17d2\u1787\u17b6\u1792\u17c6\u17d7 (\u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6 &gt;100 A \u1791\u17c6\u17a0\u17c6\u179f\u17ca\u17bb\u1798) \u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784 inductance \u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u1781\u17d2\u1796\u179f\u17cb \u1790\u17b6\u1798\u1796\u179b\u1793\u17c1\u17c7\u17a2\u17b6\u1785\u179b\u17be\u179f\u1796\u17b8\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179f\u17d2\u179a\u17bc\u1794\u1799\u1780\u1787\u17b8\u1796\u1785\u179a\u178f\u17c2\u1798\u17bd\u1799\u1793\u17c3\u17a7\u1794\u1780\u179a\u178e\u17cd TVS \u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a \u2014 \u1794\u178e\u17d2\u178f\u17b6\u179b\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1780\u17b6\u179a\u1794\u179a\u17b6\u1787\u17d0\u1799\u1793\u17c3\u1794\u17d2\u179a\u179f\u1796\u17d2\u179c\u1798\u17a0\u1793\u17d2\u178f\u179a\u17b6\u1799\u17d4 \u1798\u17bb\u1793\u1796\u17c1\u179b\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb TVS diode \u178f\u17c2\u1784\u178f\u17c2\u1782\u178e\u1793\u17b6\u1790\u17b6\u1798\u1796\u179b\u178a\u17c2\u179b\u1795\u17d2\u1791\u17bb\u1780\u179a\u1794\u179f\u17cb\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6 \u1793\u17b7\u1784\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1790\u17b6\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3 $P_{PP}$ \u179a\u1794\u179f\u17cb\u17a7\u1794\u1780\u179a\u178e\u17cd\u178a\u17c2\u179b\u1794\u17b6\u1793\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f \u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u179a\u17b9\u1798\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u17b6\u1793\u17cb\u17d4 \u1785\u17d2\u1794\u17b6\u1794\u17cb\u1791\u17bc\u1791\u17c5\u1798\u17bd\u1799\u1782\u17ba\u178f\u17d2\u179a\u17bc\u179c\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f TVS \u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1790\u17b6\u1798\u1796\u179b\u1787\u17b8\u1796\u1785\u179a\u1781\u17d2\u1796\u179f\u17cb\u1799\u17c9\u17b6\u1784\u17a0\u17c4\u1785\u178e\u17b6\u179f\u17cb 2\u00d7 \u1791\u17c5 3\u00d7 \u1790\u17b6\u1798\u1796\u179b\u1781\u17d2\u179f\u17c2\u179a\u1794\u1789\u17d2\u1787\u17b6\u178a\u17c2\u179b\u1794\u17b6\u1793\u1782\u178e\u1793\u17b6\u17d4 \u1793\u17c1\u17c7\u1782\u17ba\u1787\u17b6\u1795\u17d2\u1793\u17c2\u1780\u1798\u17bd\u1799\u1793\u17c3\u179a\u1794\u17c0\u1794\u1794\u179a\u17b6\u1787\u17d0\u1799\u1793\u17c5\u1793\u17b9\u1784\u1780\u1793\u17d2\u179b\u17c2\u1784\u178a\u17c2\u179b\u1787\u17bd\u1794\u1794\u17d2\u179a\u1791\u17c7\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb\u1794\u17c6\u1795\u17bb\u178f\u17d6 TVS \u17a0\u17b6\u1780\u17cb\u178a\u17bc\u1785\u1787\u17b6\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u1780\u17c6\u17a1\u17bb\u1784\u1796\u17c1\u179b\u178a\u17b6\u1780\u17cb\u17b1\u17d2\u1799\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u1794\u179a\u17b6\u1787\u17d0\u1799\u178a\u17c4\u1799\u179f\u17d2\u1784\u17c0\u1798\u179f\u17d2\u1784\u17b6\u178f\u17cb\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u1796\u17b8\u179c\u178a\u17d2\u178f\u1794\u17d2\u178f\u17bc\u179a\u1790\u17b6\u1798\u1796\u179b\u1781\u17d2\u1796\u179f\u17cb\u1798\u17d2\u178f\u1784\u17a0\u17be\u1799\u1798\u17d2\u178f\u1784\u1791\u17c0\u178f \u178a\u17c4\u1799\u1791\u17bb\u1780\u17b1\u17d2\u1799\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1782\u17d2\u1798\u17b6\u1793\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u17d4.<\/p>\n<p>Bidirectional TVS diode \u1782\u17ba\u1787\u17b6\u1787\u1798\u17d2\u179a\u17be\u179f\u178a\u17c2\u179b\u1796\u17c1\u1789\u1785\u17b7\u178f\u17d2\u178f \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1780\u17b6\u179a\u1791\u1794\u17cb\u1794\u17d2\u179a\u1780\u1794\u178a\u17c4\u1799\u1794\u17d2\u179a\u179f\u17b7\u1791\u17d2\u1792\u1797\u17b6\u1796 \u1793\u17b7\u1784\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u178a\u17c2\u179b\u1798\u17b7\u1793\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1791\u17b6\u1798\u1791\u17b6\u179a \u2014 \u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1791\u17bc\u1791\u17c5\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u179f\u17d2\u179c\u17d0\u1799\u1794\u17d2\u179a\u179c\u178f\u17d2\u178f\u17b7\u1791\u17c6\u1793\u17be\u1794 \u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1780\u17b6\u179a\u179a\u17b9\u178f\u1794\u1793\u17d2\u178f\u17b9\u1784\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796 \u1793\u17b7\u1784\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u17d4.<\/p>\n<hr \/>\n<h2>\u1780\u17b6\u179a\u1794\u17d2\u179a\u17c0\u1794\u1792\u17c0\u1794 \u1793\u17b7\u1784\u1780\u17b6\u179a\u178e\u17c2\u1793\u17b6\u17c6\u17a2\u17c6\u1796\u17b8\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f<\/h2>\n<p>\u178f\u17b6\u179a\u17b6\u1784\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u179f\u1784\u17d2\u1781\u17c1\u1794\u1794\u17d2\u179a\u1797\u17c1\u1791\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u1791\u17b6\u17c6\u1784\u1794\u17bd\u1793 \u1786\u17d2\u179b\u1784\u1780\u17b6\u178f\u17cb\u179b\u1780\u17d2\u1781\u178e\u17c8\u179c\u17b7\u1793\u17b7\u1785\u17d2\u1786\u17d0\u1799\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d7\u17d4.<\/p>\n<table style=\"border-collapse: collapse; width: 100%; text-align: left;\" border=\"1\">\n<thead>\n<tr>\n<th style=\"padding: 8px;\">\u1794\u17c9\u17b6\u179a\u17c9\u17b6\u1798\u17c9\u17c2\u178f\u17d2\u179a<\/th>\n<th style=\"padding: 8px;\">RC Snubber<\/th>\n<th style=\"padding: 8px;\">Varistor (MOV)<\/th>\n<th style=\"padding: 8px;\">Freewheeling Diode<\/th>\n<th style=\"padding: 8px;\">Bidirectional TVS Diode<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u1799\u1793\u17d2\u178f\u1780\u17b6\u179a\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb<\/strong><\/td>\n<td style=\"padding: 8px;\">\u1780\u17b6\u179a\u179f\u17d2\u179a\u17bc\u1794\u1799\u1780\u1790\u17b6\u1798\u1796\u179b capacitive + \u1780\u17b6\u179a\u1794\u17c6\u1794\u17b6\u178f\u17cb\u1785\u17c4\u179b resistive<\/td>\n<td style=\"padding: 8px;\">\u1785\u179a\u1793\u17d2\u178f\u1796\u17d2\u179a\u17c6\u178a\u17c2\u1793\u1782\u17d2\u179a\u17b6\u1794\u17cb\u1792\u1789\u17d2\u1789\u1787\u17b6\u178f\u17b7 ZnO \u178a\u17c2\u179b\u1798\u17b7\u1793\u1798\u17c2\u1793\u1787\u17b6\u179b\u17b8\u1793\u17c1\u17a2\u17ca\u17c2\u179a<\/td>\n<td style=\"padding: 8px;\">\u1785\u179a\u1793\u17d2\u178f DC \u178a\u17c2\u179b\u1798\u17b6\u1793 impedance \u1791\u17b6\u1794<\/td>\n<td style=\"padding: 8px;\">\u1780\u17b6\u179a\u1782\u17c0\u1794\u1780\u17b6\u179a\u1794\u17c6\u1794\u17c2\u1780 avalanche junction PN<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u1786\u1794\u1782\u17d2\u1793\u17b6\u1787\u17b6\u1798\u17bd\u1799 coil AC<\/strong><\/td>\n<td style=\"padding: 8px;\">\u2705 \u1794\u17b6\u1791\/\u1785\u17b6\u179f<\/td>\n<td style=\"padding: 8px;\">\u2705 \u1794\u17b6\u1791\/\u1785\u17b6\u179f<\/td>\n<td style=\"padding: 8px;\">\u274c \u1791\u17c1<\/td>\n<td style=\"padding: 8px;\">\u2705 \u1794\u17b6\u1791\/\u1785\u17b6\u179f<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u1786\u1794\u1782\u17d2\u1793\u17b6\u1787\u17b6\u1798\u17bd\u1799 coil DC<\/strong><\/td>\n<td style=\"padding: 8px;\">\u2705 \u1794\u17b6\u1791\/\u1785\u17b6\u179f<\/td>\n<td style=\"padding: 8px;\">\u2705 \u1794\u17b6\u1791\/\u1785\u17b6\u179f<\/td>\n<td style=\"padding: 8px;\">\u2705 \u1794\u17b6\u1791\/\u1785\u17b6\u179f<\/td>\n<td style=\"padding: 8px;\">\u2705 \u1794\u17b6\u1791\/\u1785\u17b6\u179f<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u1780\u1798\u17d2\u179a\u17b7\u178f\u1793\u17c3\u1780\u17b6\u179a\u1782\u17c0\u1794\u179c\u17c9\u17bb\u179b<\/strong><\/td>\n<td style=\"padding: 8px;\">\u2264 3 \u00d7 Uc<\/td>\n<td style=\"padding: 8px;\">\u2264 2 \u00d7 Uc<\/td>\n<td style=\"padding: 8px;\">\u2248 0 V<\/td>\n<td style=\"padding: 8px;\">\u2264 2 \u00d7 Uc<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u1795\u179b\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u1793\u17c3\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799<\/strong><\/td>\n<td style=\"padding: 8px;\">1.2\u00d7 \u2013 2\u00d7<\/td>\n<td style=\"padding: 8px;\">1.1\u00d7 \u2013 1.5\u00d7<\/td>\n<td style=\"padding: 8px;\">6\u00d7 \u2013 10\u00d7<\/td>\n<td style=\"padding: 8px;\">\u2248 1\u00d7 (\u1798\u17b7\u1793\u179f\u17c6\u1781\u17b6\u1793\u17cb)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u179b\u17d2\u1794\u17bf\u1793\u1786\u17d2\u179b\u17be\u1799\u178f\u1794<\/strong><\/td>\n<td style=\"padding: 8px;\">\u1798\u1792\u17d2\u1799\u1798<\/td>\n<td style=\"padding: 8px;\">\u179b\u17bf\u1793<\/td>\n<td style=\"padding: 8px;\">\u1798\u17b7\u1793\u1798\u17b6\u1793 (\u1795\u17d2\u179b\u17bc\u179c\u1794\u1793\u17d2\u178f)<\/td>\n<td style=\"padding: 8px;\">\u179b\u17bf\u1793\u178e\u17b6\u179f\u17cb (&lt; 1 ns)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1792\u1798\u17d2\u1798\u178f\u17b6<\/strong><\/td>\n<td style=\"padding: 8px;\">\u1782\u17c4\u179b\u1794\u17c6\u178e\u1784\u1791\u17bc\u1791\u17c5, \u1794\u17d2\u179a\u1780\u17b6\u1793\u17cb\u17a2\u1780\u17d2\u179f\u179a\u178f\u17bc\u1785\u1792\u17c6\u1785\u17c6\u1796\u17c4\u17c7\u178f\u1798\u17d2\u179b\u17c3<\/td>\n<td style=\"padding: 8px;\">AC\/DC \u1782\u17c4\u179b\u1794\u17c6\u178e\u1784\u1791\u17bc\u1791\u17c5<\/td>\n<td style=\"padding: 8px;\">\u179f\u17c0\u1782\u17d2\u179c\u17b8 DC \u17a2\u178f\u17cb\u1792\u17d2\u1798\u178f\u17cb\u1785\u17c6\u1796\u17c4\u17c7\u1780\u17b6\u179a\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u1799\u17ba\u178f<\/td>\n<td style=\"padding: 8px;\">\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u178a\u17c2\u179b\u1798\u17b6\u1793\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u1781\u17d2\u1796\u179f\u17cb, \u179f\u17c6\u1781\u17b6\u1793\u17cb\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\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\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u17c2\u1784<\/h3>\n<p><strong>\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb contactor coil AC<\/strong>, \u1787\u1798\u17d2\u179a\u17be\u179f\u179a\u17bd\u1798\u178f\u17bc\u1785\u1798\u1780\u178f\u17d2\u179a\u17b9\u1798\u1794\u17b8\u1787\u1798\u17d2\u179a\u17be\u179f \u1796\u17d2\u179a\u17c4\u17c7 diode freewheeling \u1798\u17b7\u1793\u17a2\u17b6\u1785\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u1794\u17b6\u1793\u17d4 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u1798\u17b6\u1793\u179f\u17b6\u179a\u17c8\u179f\u17c6\u1781\u17b6\u1793\u17cb \u2014 \u178a\u17bc\u1785\u1787\u17b6\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784 interlock \u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796 \u17ac\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u178a\u17c2\u179b\u1798\u17b6\u1793\u179c\u178a\u17d2\u178f\u179b\u17bf\u1793 \u2014 \u1793\u17c4\u17c7 <strong>bidirectional TVS diode<\/strong> \u1782\u17ba\u1787\u17b6\u1794\u17c1\u1780\u17d2\u1781\u1787\u1793\u1781\u17d2\u179b\u17b6\u17c6\u1784\u1794\u17c6\u1795\u17bb\u178f\u17d4 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u178f\u1798\u17d2\u179b\u17c3\u1787\u17b6\u1780\u1784\u17d2\u179c\u179b\u17cb\u1785\u1798\u17d2\u1794\u1784 \u17a0\u17be\u1799\u1780\u17b6\u179a\u1782\u17c0\u1794\u1780\u1798\u17d2\u179a\u17b7\u178f\u1798\u1792\u17d2\u1799\u1798\u17a2\u17b6\u1785\u1791\u1791\u17bd\u179b\u1799\u1780\u1794\u17b6\u1793 \u1793\u17c4\u17c7 <strong>RC snubber<\/strong> \u1782\u17ba\u1787\u17b6\u1787\u1798\u17d2\u179a\u17be\u179f\u179f\u1793\u17d2\u179f\u17c6\u179f\u17c6\u1785\u17c3\u178a\u17c2\u179b\u1794\u17b6\u1793\u1794\u1784\u17d2\u17a0\u17b6\u1789\u17b1\u17d2\u1799\u1783\u17be\u1789\u17d4 \u1793\u17c1\u17c7 <strong>varistor<\/strong> \u17a2\u1784\u17d2\u1782\u17bb\u1799\u1793\u17c5\u1785\u1793\u17d2\u179b\u17c4\u17c7\u1791\u17b6\u17c6\u1784\u1796\u17b8\u179a \u178a\u17c4\u1799\u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1780\u17b6\u179a\u1782\u17c0\u1794\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1794\u17d2\u179a\u179f\u17be\u179a\u1787\u17b6\u1784 RC snubber \u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1780\u17b6\u179a\u1796\u17b7\u1793\u17d0\u1799\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u178f\u17b7\u1785\u178f\u17bd\u1785\u1794\u17c6\u1795\u17bb\u178f\u17d4.<\/p>\n<p><strong>\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb contactor coil DC<\/strong>, \u1787\u1798\u17d2\u179a\u17be\u179f\u1791\u17b6\u17c6\u1784\u1794\u17bd\u1793\u1798\u17b6\u1793\u17d4 \u1793\u17c1\u17c7 <strong>freewheeling diode<\/strong> \u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1780\u17b6\u179a\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u178a\u17c2\u179b\u1782\u17d2\u1798\u17b6\u1793\u1782\u17bc\u1794\u17d2\u179a\u17c0\u1794 (0 V back-EMF) \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u1782\u17bd\u179a\u178f\u17c2\u1794\u17d2\u179a\u17be\u178f\u17c2\u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1780\u17b6\u179a\u1780\u17be\u1793\u17a1\u17be\u1784 6\u00d7 \u1791\u17c5 10\u00d7 \u1780\u17d2\u1793\u17bb\u1784\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u17a2\u17b6\u1785\u1791\u1791\u17bd\u179b\u1799\u1780\u1794\u17b6\u1793\u17d4 \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8 DC \u178a\u17c2\u179b\u1784\u17b6\u1799\u1793\u17b9\u1784\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6 \u2014 \u1787\u17b6\u1796\u17b7\u179f\u17c1\u179f\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u178a\u17c2\u179b\u1794\u1789\u17d2\u1785\u17bc\u179b PLC \u17ac\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u1787\u17b6\u1798\u17bd\u1799\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792 fieldbus \u2014 \u1793\u17c4\u17c7 <strong>bidirectional TVS diode<\/strong> \u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u178f\u17bb\u179b\u17d2\u1799\u1797\u17b6\u1796\u178a\u17cf\u179b\u17d2\u17a2\u1794\u17c6\u1795\u17bb\u178f\u1793\u17c3\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb \u1793\u17b7\u1784\u1780\u17b6\u179a\u1786\u17d2\u179b\u17be\u1799\u178f\u1794\u1790\u17b6\u1798\u179c\u1793\u17d2\u178f\u17d4.<\/p>\n<p>\u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u17c2\u1784 \u179c\u17b7\u179f\u17d2\u179c\u1780\u179a\u1787\u17b6\u1785\u17d2\u179a\u17be\u1793\u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u1782\u17d2\u1793\u17b6\u1793\u17bc\u179c\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a\u179f\u17ca\u17b8\u1787\u1798\u17d2\u179a\u17c5\u17d4 \u1780\u17b6\u179a\u1780\u17c6\u178e\u178f\u17cb\u179a\u1785\u1793\u17b6\u179f\u1798\u17d2\u1796\u17d0\u1793\u17d2\u1792\u1791\u17bc\u1791\u17c5\u1795\u17d2\u1782\u17bc\u1795\u17d2\u1782\u1784 <strong>freewheeling diode \u1787\u17b6\u1798\u17bd\u1799 Zener diode \u179f\u17ca\u17c1\u179a\u17b8<\/strong> (\u17ac TVS diode) \u178a\u17be\u1798\u17d2\u1794\u17b8\u1780\u17c6\u178e\u178f\u17cb back-EMF \u1781\u178e\u17c8\u1796\u17c1\u179b\u178a\u17c2\u179b\u179a\u17b9\u178f\u1794\u1793\u17d2\u178f\u17b9\u1784\u1780\u17b6\u179a\u1780\u17be\u1793\u17a1\u17be\u1784\u1793\u17c3\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799 \u2014 \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u1793\u17c4\u17c7\u1782\u17ba\u1787\u17b6\u1794\u17d2\u179a\u1792\u17b6\u1793\u1794\u1791\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb <a href=\"https:\/\/test.viox.com\/km\/coil-suppression-techniques-diode-vs-zener-rc-snubber\/\">\u1780\u17b6\u179a\u1796\u17b7\u1797\u17b6\u1780\u17d2\u179f\u17b6\u179f\u17ca\u17b8\u1787\u1798\u17d2\u179a\u17c5\u179b\u17be\u1794\u178e\u17d2\u178f\u17b6\u1789\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u1780\u1798\u17d2\u179a\u17b7\u178f\u1781\u17d2\u1796\u179f\u17cb<\/a>.<\/p>\n<p>\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u178e\u17c2\u1793\u17b6\u17c6\u178a\u17cf\u1791\u17bc\u179b\u17c6\u1791\u17bc\u179b\u17b6\u1799\u179f\u17d2\u178f\u17b8\u1796\u17b8\u1780\u17b6\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f \u1793\u17b7\u1784\u1790\u17c2\u1791\u17b6\u17c6 contactor \u179f\u17bc\u1798\u1798\u17be\u179b\u1780\u17b6\u179a\u178e\u17c2\u1793\u17b6\u17c6\u179a\u1794\u179f\u17cb\u1799\u17be\u1784\u179f\u17d2\u178f\u17b8\u1796\u17b8 <a href=\"https:\/\/test.viox.com\/km\/industrial-contactor-maintenance-inspection-checklist\/\">\u1780\u17b6\u179a\u1790\u17c2\u1791\u17b6\u17c6\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u17c6\u1793\u17b6\u1780\u17cb\u1791\u17c6\u1793\u1784\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798<\/a> \u1793\u17b7\u1784 <a href=\"https:\/\/test.viox.com\/km\/contactor-troubleshooting-guide-buzzing-coil-failure\/\">\u1780\u17b6\u179a\u178a\u17c4\u17c7\u179f\u17d2\u179a\u17b6\u1799\u1794\u1789\u17d2\u17a0\u17b6 contactor<\/a>.<\/p>\n<hr \/>\n<h2>\u179f\u17c6\u178e\u17bd\u179a\u178a\u17c2\u179b\u179f\u17bd\u179a\u1789\u17b9\u1780\u1789\u17b6\u1794\u17cb (FAQ)<\/h2>\n<h3>\u17a0\u17c1\u178f\u17bb\u17a2\u17d2\u179c\u17b8\u1794\u17b6\u1793\u1787\u17b6\u17a7\u1794\u1780\u179a\u178e\u17cf (coil) \u179a\u1794\u179f\u17cb contactor \u179a\u1794\u179f\u17cb\u1781\u17d2\u1789\u17bb\u17c6\u1794\u1784\u17d2\u1780\u17be\u178f\u179c\u17c9\u17bb\u179b\u1780\u17be\u1793\u17a1\u17be\u1784\u1781\u17d2\u179b\u17b6\u17c6\u1784 (voltage spikes) \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u179c\u17b6\u1794\u17b7\u1791?<\/h3>\n<p>\u179a\u17b6\u179b\u17cb coil contactor \u1782\u17ba\u1787\u17b6 inductor \u17d4 \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u1789\u17d2\u1787\u17b6\u1780\u17b6\u178f\u17cb\u1795\u17d2\u178f\u17b6\u1785\u17cb\u1785\u179a\u1793\u17d2\u178f coil \u1793\u17c4\u17c7 \u178a\u17c2\u1793\u1798\u17c9\u17b6\u1789\u17c1\u1791\u17b7\u1780\u178a\u17c2\u179b\u178a\u17bd\u179b\u179a\u179b\u17c6\u1794\u1784\u17d2\u1780\u17be\u178f counter-EMF (back-EMF) \u1799\u17c4\u1784\u178f\u17b6\u1798\u1785\u17d2\u1794\u17b6\u1794\u17cb\u179a\u1794\u179f\u17cb Lenz \u17d4 \u178a\u17c4\u1799\u179f\u17b6\u179a\u1785\u179a\u1793\u17d2\u178f\u1792\u17d2\u179b\u17b6\u1780\u17cb\u1785\u17bb\u17c7\u178a\u179b\u17cb\u179f\u17bc\u1793\u17d2\u1799\u1799\u17c9\u17b6\u1784\u1786\u17b6\u1794\u17cb\u179a\u17a0\u17d0\u179f $di\/dt$ \u178a\u17c2\u179b\u1794\u178e\u17d2\u178f\u17b6\u179b\u1798\u1780\u1796\u17b8\u1782\u17ba\u1781\u17d2\u1796\u179f\u17cb\u1781\u17d2\u179b\u17b6\u17c6\u1784\u178e\u17b6\u179f\u17cb \u178a\u17c2\u179b\u1794\u1784\u17d2\u1780\u17be\u178f\u1794\u17b6\u1793\u1787\u17b6\u1780\u17b6\u179a\u1780\u17be\u1793\u17a1\u17be\u1784\u179c\u17c9\u17bb\u179b\u1794\u178e\u17d2\u178f\u17c4\u17c7\u17a2\u17b6\u179f\u1793\u17d2\u1793\u178a\u17c2\u179b\u17a2\u17b6\u1785\u17a1\u17be\u1784\u178a\u179b\u17cb\u179a\u17b6\u1794\u17cb\u179a\u1799 \u17ac\u179a\u17b6\u1794\u17cb\u1796\u17b6\u1793\u17cb\u179c\u17c9\u17bb\u179b \u2014 \u179b\u17be\u179f\u1796\u17b8\u179c\u17c9\u17bb\u179b\u178a\u17c2\u179b\u1794\u17b6\u1793\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179a\u1794\u179f\u17cb coil \u17d4.<\/p>\n<h3>\u178f\u17be\u17a2\u17d2\u179c\u17b8\u1787\u17b6\u1797\u17b6\u1796\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u179a\u179c\u17b6\u1784 RC snubber \u1793\u17b7\u1784 varistor \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1780\u17b6\u179a\u1796\u17b6\u179a contactor?<\/h3>\n<p>An RC snubber absorbs the transient energy in a capacitor and dissipates it through a resistor, clamping the spike to approximately 3\u00d7 the rated coil voltage. A varistor (MOV) uses its nonlinear resistance to clamp the voltage more tightly \u2014 typically to about 2\u00d7 the rated coil voltage \u2014 with less impact on release time. Varistors offer better suppression performance, while RC snubbers are simpler and less expensive.<\/p>\n<h3>\u17a0\u17c1\u178f\u17bb\u17a2\u17d2\u179c\u17b8\u1794\u17b6\u1793\u1787\u17b6 diode freewheeling \u1794\u1784\u17d2\u1780\u17be\u1793\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u179a\u1794\u179f\u17cb contactor?<\/h3>\n<p>Freewheeling (flyback) diode \u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1795\u17d2\u179b\u17bc\u179c impedance \u1787\u17b7\u178f\u179f\u17bc\u1793\u17d2\u1799\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1785\u179a\u1793\u17d2\u178f coil \u178a\u17be\u1798\u17d2\u1794\u17b8\u1785\u179a\u17b6\u1785\u179a\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u1796\u17b8 de-energization \u17d4 \u1793\u17c1\u17c7\u179b\u17bb\u1794\u1794\u17c6\u1794\u17b6\u178f\u17cb\u1780\u17b6\u179a\u1780\u17be\u1793\u17a1\u17be\u1784\u179c\u17c9\u17bb\u179b\u1791\u17b6\u17c6\u1784\u179f\u17d2\u179a\u17bb\u1784 \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u1785\u179a\u1793\u17d2\u178f coil \u1790\u1799\u1785\u17bb\u17c7\u1799\u17ba\u178f\u178e\u17b6\u179f\u17cb\u178f\u17b6\u1798\u179a\u1799\u17c8 diode \u1793\u17b7\u1784 DC resistance \u179a\u1794\u179f\u17cb coil \u1787\u17c6\u1793\u17bd\u179f\u17b1\u17d2\u1799\u1780\u17b6\u179a\u1792\u17d2\u179b\u17b6\u1780\u17cb\u1785\u17bb\u17c7\u1797\u17d2\u179b\u17b6\u1798\u17d7\u17d4 \u1787\u17b6\u179b\u1791\u17d2\u1792\u1795\u179b \u1780\u1798\u17d2\u179b\u17b6\u17c6\u1784\u1798\u17c9\u17b6\u1789\u17c1\u1791\u17b7\u1780\u178a\u17c2\u179b\u1780\u17b6\u1793\u17cb armature \u1793\u17c5\u178f\u17c2\u1794\u1793\u17d2\u178f\u1799\u17bc\u179a\u1787\u17b6\u1784\u1793\u17c1\u17c7 \u17a0\u17be\u1799\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799\u179a\u1794\u179f\u17cb contactor \u1780\u17be\u1793\u17a1\u17be\u1784 6\u00d7 \u1791\u17c5 10\u00d7 \u2014 \u1780\u17b6\u179a\u1796\u17d2\u179a\u17bd\u1799\u1794\u17b6\u179a\u1798\u17d2\u1797\u1799\u17c9\u17b6\u1784\u1781\u17d2\u179b\u17b6\u17c6\u1784\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a de-energization \u1799\u17c9\u17b6\u1784\u1786\u17b6\u1794\u17cb\u179a\u17a0\u17d0\u179f \u178a\u17bc\u1785\u1787\u17b6\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u1789\u17d2\u1788\u1794\u17cb\u1794\u1793\u17d2\u1791\u17b6\u1793\u17cb\u1787\u17b6\u178a\u17be\u1798\u17d4.<\/p>\n<h3>\u178f\u17be\u1781\u17d2\u1789\u17bb\u17c6\u17a2\u17b6\u1785\u1794\u17d2\u179a\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u179b\u17c6\u1793\u17b9\u1784\u178a\u17bc\u1785\u1782\u17d2\u1793\u17b6\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb contactor AC \u1793\u17b7\u1784 DC \u1794\u17b6\u1793\u1791\u17c1?<\/h3>\n<p>\u179c\u17b6\u17a2\u17b6\u179f\u17d2\u179a\u17d0\u1799\u179b\u17be\u1794\u17d2\u179a\u1797\u17c1\u1791\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u17d4 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb RC, varistors (MOVs) \u1793\u17b7\u1784 diodes TVS \u1791\u17d2\u179c\u17c1\u1791\u17b7\u179f \u1782\u17ba\u178f\u17d2\u179a\u17bc\u179c\u1782\u17d2\u1793\u17b6\u1787\u17b6\u1798\u17bd\u1799\u1791\u17b6\u17c6\u1784 coils AC \u1793\u17b7\u1784 DC \u17d4 \u1791\u17c4\u17c7\u1799\u17c9\u17b6\u1784\u178e\u17b6\u1780\u17cf\u178a\u17c4\u1799 diodes freewheeling \u17a2\u17b6\u1785\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u17d2\u179a\u17be\u178f\u17c2\u1787\u17b6\u1798\u17bd\u1799 coils DC \u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7 \u1796\u17b8\u1796\u17d2\u179a\u17c4\u17c7\u179c\u17b6\u17a2\u17b6\u179f\u17d2\u179a\u17d0\u1799\u179b\u17be\u1785\u179a\u1793\u17d2\u178f unidirectional \u2014 \u1780\u17b6\u179a\u1797\u17d2\u1787\u17b6\u1794\u17cb\u1798\u17bd\u1799\u1786\u17d2\u179b\u1784\u1780\u17b6\u178f\u17cb coil AC \u1793\u17b9\u1784\u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1781\u17d2\u179b\u17b8\u179a\u17b6\u179b\u17cb\u1796\u17b6\u1780\u17cb\u1780\u178e\u17d2\u178f\u17b6\u179b\u179c\u178a\u17d2\u178f\u17a2\u179c\u17b7\u1787\u17d2\u1787\u1798\u17b6\u1793 \u178a\u17c2\u179b\u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799\u1781\u17bc\u1785 diode \u1793\u17b7\u1784\u179f\u17c0\u1782\u17d2\u179c\u17b8\u17d4.<\/p>\n<h3>\u178f\u17be\u1781\u17d2\u1789\u17bb\u17c6\u1782\u17bd\u179a\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u179a\u179c\u17b6\u1784\u178c\u17b8\u1799\u17c9\u17bc\u178f TVS \u1793\u17b7\u1784\u179c\u17c9\u17b6\u179a\u17b8\u179f\u17d2\u178f\u17d0\u179a\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1791\u1794\u17cb\u179f\u17d2\u1780\u17b6\u178f\u17cb\u179a\u179b\u1780 surge \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784 contactor \u1799\u17c9\u17b6\u1784\u178a\u17bc\u1785\u1798\u17d2\u178a\u17c1\u1785?<\/h3>\n<p>\u1791\u17b6\u17c6\u1784\u1796\u17b8\u179a\u1782\u17c0\u1794 back-EMF \u179a\u1794\u179f\u17cb coil \u1791\u17c5\u1794\u17d2\u179a\u17a0\u17c2\u179b 2\u00d7 Uc \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u1796\u17bd\u1780\u179c\u17b6\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u1780\u17d2\u1793\u17bb\u1784\u179c\u17b7\u1792\u17b8\u1796\u17b8\u179a\u1799\u17c9\u17b6\u1784\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d4 Bidirectional TVS diode \u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u1780\u17b6\u179a\u1786\u17d2\u179b\u17be\u1799\u178f\u1794\u179a\u17a0\u17d0\u179f\u1787\u17b6\u1784\u1798\u17bb\u1793 (sub-nanosecond) \u1793\u17b7\u1784\u1795\u179b\u1794\u17c9\u17c7\u1796\u17b6\u179b\u17cb\u178f\u17b7\u1785\u178f\u17bd\u1785\u179b\u17be\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1785\u17c1\u1789\u1795\u17d2\u179f\u17b6\u1799 \u178a\u17c2\u179b\u1792\u17d2\u179c\u17be\u17b1\u17d2\u1799\u179c\u17b6\u1780\u17d2\u179b\u17b6\u1799\u1787\u17b6\u17a7\u178f\u17d2\u178f\u1798\u1782\u178f\u17b7\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u178a\u17c2\u179b\u1784\u17b6\u1799\u1793\u17b9\u1784\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6 \u1793\u17b7\u1784 EMI \u17d4 Varistor \u1780\u17b6\u1793\u17cb\u178f\u17c2\u17a2\u178f\u17cb\u1792\u17d2\u1798\u178f\u17cb\u1785\u17c6\u1796\u17c4\u17c7\u1780\u17b6\u179a\u1780\u17be\u1793\u17a1\u17be\u1784\u1790\u17b6\u1798\u1796\u179b\u1781\u17d2\u1796\u179f\u17cb\u1796\u17b8 coils \u1792\u17c6 \u17a0\u17be\u1799\u178f\u1798\u17d2\u179b\u17c3\u1790\u17c4\u1780\u1787\u17b6\u1784 \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u179c\u17b6\u1790\u1799\u1785\u17bb\u17c7\u178f\u17b6\u1798\u1796\u17c1\u179b\u179c\u17c1\u179b\u17b6\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1794\u17d2\u179a\u178f\u17b7\u1794\u178f\u17d2\u178f\u17b7\u1780\u17b6\u179a\u1798\u17d2\u178f\u1784\u17a0\u17be\u1799\u1798\u17d2\u178f\u1784\u1791\u17c0\u178f\u17d4 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb contactor \u178a\u17c2\u179b\u1798\u17b6\u1793\u179c\u178a\u17d2\u178f\u1781\u17d2\u1796\u179f\u17cb \u1793\u17b7\u1784\u179f\u17ca\u17bb\u1798\u1792\u17c6 \u179f\u17bc\u1798\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1790\u17b6\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1790\u17b6\u1798\u1796\u179b\u1787\u17b8\u1796\u1785\u179a\u1781\u17d2\u1796\u179f\u17cb\u1794\u17c6\u1795\u17bb\u178f\u179a\u1794\u179f\u17cb TVS diode ($P_{PP}$) \u179b\u17be\u179f\u1796\u17b8\u1790\u17b6\u1798\u1796\u179b\u178a\u17c2\u179b\u1794\u17b6\u1793\u179a\u1780\u17d2\u179f\u17b6\u1791\u17bb\u1780\u179a\u1794\u179f\u17cb coil \u2014 \u1794\u17be\u1798\u17b7\u1793\u178a\u17bc\u1785\u17d2\u1793\u17c1\u17c7\u1791\u17c1 varistor \u17a2\u17b6\u1785\u1787\u17b6\u1787\u1798\u17d2\u179a\u17be\u179f\u178a\u17c2\u179b\u1798\u17b6\u1793\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u1787\u17b6\u1784\u17d4.<\/p>\n<\/div>\n<div class=\"simg-pop-btn\" style=\"top: 145px; left: 610.25px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 145px; left: 610.25px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 749.953px; left: 14px; display: flex;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 145px; left: 312.625px; display: none;\" data-hover=\"0\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Low-voltage contactors are the workhorses of motor control. Their ability to switch loads rapidly and reliably \u2014 with electrical endurance ratings exceeding one million operations \u2014 makes them indispensable across industrial automation, HVAC systems, and power distribution. But every switching event has a hidden cost: the transient voltage spike generated when the contactor coil de-energizes. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":22460,"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-22458","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\/22458","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=22458"}],"version-history":[{"count":2,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/posts\/22458\/revisions"}],"predecessor-version":[{"id":22461,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/posts\/22458\/revisions\/22461"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/media\/22460"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/media?parent=22458"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/categories?post=22458"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/km\/wp-json\/wp\/v2\/tags?post=22458"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}