{"id":45287,"date":"2024-02-23T09:43:13","date_gmt":"2024-02-23T09:43:13","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=45287"},"modified":"2024-02-23T09:44:01","modified_gmt":"2024-02-23T09:44:01","slug":"dc-contactor","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/","title":{"rendered":"\u76f4\u6d41\u63a5\u89e6\u5668"},"content":{"rendered":"<p>\u76f4\u6d41\u63a5\u89e6\u5668\u5728\u7535\u6c14\u7cfb\u7edf\u4e2d\u5145\u5f53\u5f00\u5173\u673a\u5236\u3002\u8fd9\u6837\uff0c\u60a8\u53ef\u4ee5\u5b8c\u5168\u63a7\u5236\u76f4\u6d41\u7535\u8def\u4e2d\u7684\u7535\u6d41\u3002<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default 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href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Knife_Blade\" >\u5200\u7247<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Manual\" >\u624b\u52a8\u7684<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#DC_Magnetic_Contactor\" >\u76f4\u6d41\u7535\u78c1\u63a5\u89e6\u5668<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#By_Voltage\" >\u6309\u7535\u538b<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#12v_DC_Contactor\" >12V 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class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Single_Pole_DC_Contactor\" >\u5355\u6781\u76f4\u6d41\u63a5\u89e6\u5668<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#2_Pole_DC_Contactor\" >2 \u6781\u76f4\u6d41\u63a5\u89e6\u5668<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#DC_vs_AC_Contactors\" >\u76f4\u6d41\u63a5\u89e6\u5668\u4e0e\u4ea4\u6d41\u63a5\u89e6\u5668<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Structural\" >\u7ed3\u6784<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Principles\" >\u539f\u5219<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Material_used_for_Plating\" >\u7535\u9540\u6750\u6599<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Shape_of_the_Iron_Core\" >\u94c1\u82af\u5f62\u72b6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Operating_Frequency\" >\u5de5\u4f5c\u9891\u7387<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Electrical_Resistivity\" >\u7535\u963b\u7387<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Room_Requirement\" >\u623f\u95f4\u8981\u6c42<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Extinguisher\" >\u706d\u706b\u5668<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#How_to_Choose_Contactors_for_DC_Switching\" >\u5982\u4f55\u9009\u62e9\u76f4\u6d41\u5f00\u5173\u63a5\u89e6\u5668<\/a><ul class='ez-toc-list-level-3' ><li 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href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Direction_of_Operation_for_DC_Contactor\" >\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u64cd\u4f5c\u65b9\u5411<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Main_Components_Of_The_DC_Contactor\" >\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u4e3b\u8981\u90e8\u4ef6<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#1_ElectromagnetCoil\" >1. \u7535\u78c1\u94c1\/\u7ebf\u5708<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#2_Contacts\" >2. \u8054\u7cfb\u65b9\u5f0f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#3_BodyFrame\" >3. \u8f66\u8eab\/\u8f66\u67b6<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#How_does_Contactor_for_DC_Switching_Work\" >\u76f4\u6d41\u5f00\u5173\u63a5\u89e6\u5668\u5982\u4f55\u5de5\u4f5c\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#DC_Contactors_Vs_Relays\" >\u76f4\u6d41\u63a5\u89e6\u5668\u4e0e\u7ee7\u7535\u5668<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-40\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Common_Causes_of_Failure_in_Contactors_for_DC_Switching\" >\u76f4\u6d41\u5f00\u5173\u63a5\u89e6\u5668\u6545\u969c\u7684\u5e38\u89c1\u539f\u56e0<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-41\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Overcurrent\" >\u8fc7\u6d41<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-42\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Temperature_Boost\" >\u6e29\u5ea6\u5347\u9ad8<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-43\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Improper_Installation\" >\u5b89\u88c5\u4e0d\u5f53<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-44\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Aging\" >\u8001\u5316<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-45\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Fluctuating_Voltage\" >\u6ce2\u52a8\u7535\u538b<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-46\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#High_Current_DC_Contactor_vs_High_Voltage_DC_Contactor\" >\u5927\u7535\u6d41\u76f4\u6d41\u63a5\u89e6\u5668\u4e0e\u9ad8\u538b\u76f4\u6d41\u63a5\u89e6\u5668<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-47\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#DC_Contactor_Wiring_Diagram\" >\u76f4\u6d41\u63a5\u89e6\u5668\u63a5\u7ebf\u56fe<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-48\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Applications\" >\u5e94\u7528<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-49\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#DC_Drive_Contactors\" >\u76f4\u6d41\u9a71\u52a8\u63a5\u89e6\u5668<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-50\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#DC_Switching_Contactor\" >\u76f4\u6d41\u5f00\u5173\u63a5\u89e6\u5668<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-51\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Solid_state_DC_contactor\" >\u56fa\u6001\u76f4\u6d41\u63a5\u89e6\u5668<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-52\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#DC_Air_break_contactor\" >\u76f4\u6d41\u7a7a\u6c14\u65ad\u8def\u5668\u63a5\u89e6\u5668<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-53\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Electric_vehicle_DC_contactor\" >\u7535\u52a8\u8f66\u76f4\u6d41\u63a5\u89e6\u5668<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-54\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Quick_FAQs\" >\u5feb\u901f\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-55\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Why_does_the_DC_Contactor_fail\" >\u76f4\u6d41\u63a5\u89e6\u5668\u4e3a\u4ec0\u4e48\u4f1a\u5931\u6548\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-56\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Does_the_load_affect_the_DC_Contactor_capacity\" >\u8d1f\u8f7d\u662f\u5426\u5f71\u54cd\u76f4\u6d41\u63a5\u89e6\u5668\u5bb9\u91cf\uff1f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-57\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/#Conclusion\" >\u7ed3\u8bba<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Features_of_DC_Contactors\"><\/span>\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u7279\u70b9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_45288\" aria-describedby=\"caption-attachment-45288\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45288\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-1-DC-Contractor.jpg\" alt=\"\u76f4\u6d41\u627f\u5305\u5546\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-1-DC-Contractor.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-1-DC-Contractor-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45288\" class=\"wp-caption-text\">\u76f4\u6d41\u627f\u5305\u5546<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Dustproof\"><\/span>\u9632\u5c18\u7684<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5bb9\u7eb3 <a href=\"https:\/\/www.electricaltechnology.org\/2020\/06\/electrical-contactor.html\">\u96fb\u63a5\u89f8\u5668<\/a> \u5185\u90e8\u5143\u4ef6\u4f7f\u5176\u5177\u6709\u9632\u5c18\u529f\u80fd\u3002\u5b83\u4e0d\u5141\u8bb8\u4efb\u4f55\u7070\u5c18\u9897\u7c92\u8fdb\u5165\u5185\u90e8\u3002\u8fd9\u6709\u52a9\u4e8e\u7535\u8def\u7684\u987a\u5229\u5f00\u542f\u548c\u5173\u95ed\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Support_Wide_Temperature_Range\"><\/span>\u652f\u6301\u5bbd\u6e29\u5ea6\u8303\u56f4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u60a8\u53ef\u4ee5\u5c06\u76f4\u6d41\u63a5\u89e6\u5668\u5b89\u88c5\u5728\u4efb\u4f55\u60a8\u60f3\u8981\u7684\u5730\u65b9\u3002\u5728\u9ad8\u6e29\u5de5\u4e1a\u6216\u5546\u4e1a\u9644\u8fd1\u3002\u5b83\u53ef\u4ee5\u5e94\u5bf9\u4ece -250C \u5230 55 \u7684\u6e29\u5ea6\u8303\u56f4<sup>0<\/sup>C. \u8f83\u9ad8\u7684\u6e29\u5ea6\u4e0d\u4f1a\u5f71\u54cd\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u529f\u80fd\u6216\u5916\u89c2\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"High-Quality_Materials\"><\/span>\u9ad8\u54c1\u8d28\u6750\u6599<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u76f4\u6d41\u63a5\u89e6\u5668\u9009\u7528\u7684\u539f\u6750\u6599\u54c1\u8d28\u4f18\u826f\uff0c\u65e0\u8bba\u662f\u5916\u6846\u3001\u672c\u4f53\uff0c\u8fd8\u662f\u5185\u90e8\u7684\u5143\u5668\u4ef6\uff0c\u90fd\u4e25\u683c\u6309\u7167\u5de5\u4e1a\u6807\u51c6\u6267\u884c\uff0c\u751a\u81f3\u5728\u6027\u80fd\u4e0a\u8d85\u8d8a\u5de5\u4e1a\u6807\u51c6\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Rustproof\"><\/span>\u9632\u9508<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u66f4\u9ad8\u7684\u6e7f\u5ea6\u5de5\u4f5c\u652f\u6301\u4f7f\u60a8\u7684\u76f4\u6d41\u63a5\u89e6\u5668\u7269\u6709\u6240\u503c\u3002\u5b83\u53ef\u4ee5\u627f\u53d7\u4ece 5% \u5230 95% \u7684\u6e7f\u5ea6\u3002\u751f\u9508\u6216\u8150\u8680\u73b0\u8c61\u4e0d\u4f1a\u964d\u4f4e\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u5916\u89c2\u548c\u6027\u80fd\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Types_of_Contactors_for_DC_Switching\"><\/span>\u76f4\u6d41\u5f00\u5173\u63a5\u89e6\u5668\u7684\u7c7b\u578b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u76f4\u6d41\u5f00\u5173\u6709\u67d0\u4e9b\u7c7b\u578b\u548c\u5f62\u5f0f\u3002\u4e86\u89e3\u4ee5\u4e0b\u4e3b\u8981\u7c7b\u578b\u7684\u4e8b\u5b9e\uff1a<\/p>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe loading=\"lazy\" title=\"\u4ec0\u4e48\u662f\u63a5\u89e6\u5668\uff1f\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/FCsgUXPRew8?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<h3><span class=\"ez-toc-section\" id=\"By_Design\"><\/span>\u901a\u8fc7\u8bbe\u8ba1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u6839\u636e\u8bbe\u8ba1\uff0c\u76f4\u6d41\u63a5\u89e6\u5668\u7c7b\u578b\u6709\uff1a<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Knife_Blade\"><\/span>\u5200\u7247<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u5200\u7247\u5f0f\u76f4\u6d41\u63a5\u89e6\u5668\u5df2\u5b58\u5728\u5f88\u957f\u65f6\u95f4\u3002\u8fd9\u4e9b\u63a5\u89e6\u5668\u4e3b\u8981\u7531\u6760\u6746\u548c\u6761\u5e26\u7ec4\u6210\u3002\u5b83\u4eec\u7684\u52a8\u4f5c\u5bfc\u81f4\u4e0a\u4e0b\u8fd0\u52a8\u3002<\/p>\n<p>\u8fd9\u6837\uff0c\u5b83\u5c31\u65b9\u4fbf\u4e86\u5b9e\u9645\u64cd\u4f5c\u3002\u67d0\u4e9b\u56e0\u7d20\u5bfc\u81f4\u4e86\u5b83\u4e0d\u518d\u5e7f\u6cdb\u4f7f\u7528\u3002\u4e00\u4e9b\u4e3b\u8981\u9650\u5236\u5305\u62ec\uff1a<\/p>\n<ol>\n<li>\u4f7f\u7528\u5bff\u547d\u8f83\u77ed<\/li>\n<li>\u65e0\u5b89\u5168<\/li>\n<li>\u96f6\u9632\u5c18\u6216\u9632\u6f6e\u4fdd\u62a4<\/li>\n<li>\u53cc\u91cd\u65ad\u88c2<\/li>\n<\/ol>\n<figure id=\"attachment_45289\" aria-describedby=\"caption-attachment-45289\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45289\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-2-dc-contactor-knife-blade.jpg\" alt=\"\u76f4\u6d41\u63a5\u89e6\u5668\u5200\u5203\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-2-dc-contactor-knife-blade.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-2-dc-contactor-knife-blade-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45289\" class=\"wp-caption-text\">\u76f4\u6d41\u63a5\u89e6\u5668\u5200\u5203<\/figcaption><\/figure>\n<h4><span class=\"ez-toc-section\" id=\"Manual\"><\/span>\u624b\u52a8\u7684<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u987e\u540d\u601d\u4e49\uff0c\u60a8\u53ef\u4ee5\u624b\u52a8\u4f7f\u7528\u6b64\u76f4\u6d41\u63a5\u89e6\u5668\u3002\u5982\u679c\u60a8\u5728\u60f3\u8981\u5173\u95ed\u6216\u6253\u5f00\u7535\u8def\u65f6\u624b\u52a8\u6267\u884c\u6b64\u64cd\u4f5c\uff0c\u5c06\u4f1a\u5f88\u6709\u5e2e\u52a9\u3002\u5c3d\u7ba1\u6709\u4e9b\u4e1c\u897f\u6bd4\u5200\u7247\u76f4\u6d41\u63a5\u89e6\u5668\u66f4\u597d\u3002\u4e00\u4e9b\u4f18\u70b9\u662f\uff1a<\/p>\n<ol>\n<li>\u589e\u52a0\u5b89\u5168\u6027<\/li>\n<li>\u786e\u4fdd\u5185\u90e8\u7ec4\u4ef6\u5f97\u5230\u5168\u9762\u4fdd\u62a4<\/li>\n<li>\u7d27\u51d1\u578b<\/li>\n<li>\u63d0\u4f9b\u66f4\u9ad8\u7684\u7535\u6d41\uff0c\u7279\u522b\u662f\u5728\u5c0f\u95f4\u8ddd\u4e2d<\/li>\n<\/ol>\n<figure id=\"attachment_45290\" aria-describedby=\"caption-attachment-45290\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45290\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-3-manual-DC-contactor.jpg\" alt=\"\u624b\u52a8\u76f4\u6d41\u63a5\u89e6\u5668\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-3-manual-DC-contactor.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-3-manual-DC-contactor-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45290\" class=\"wp-caption-text\">\u624b\u52a8\u76f4\u6d41\u63a5\u89e6\u5668<\/figcaption><\/figure>\n<h4><span class=\"ez-toc-section\" id=\"DC_Magnetic_Contactor\"><\/span>\u76f4\u6d41\u7535\u78c1\u63a5\u89e6\u5668<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u8fd9\u79cd\u76f4\u6d41\u63a5\u89e6\u5668\u9700\u8981\u7535\u78c1\u529b\u6765\u5b9e\u73b0\u7535\u8def\u7684\u901a\u65ad\u64cd\u4f5c\u3002\u7535\u6d41\u6fc0\u6d3b\u78c1\u94c1\uff0c\u7136\u540e\u78c1\u94c1\u63a5\u901a\u7535\u8def\u3002\u6ca1\u6709\u7535\u6d41\u610f\u5473\u7740\u6ca1\u6709\u76f4\u6d41\u63a5\u89e6\u5668\u8d77\u4f5c\u7528\u3002<\/p>\n<figure id=\"attachment_45291\" aria-describedby=\"caption-attachment-45291\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45291\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-4-DC-magnetic-contactor.jpg\" alt=\"\u76f4\u6d41\u7535\u78c1\u63a5\u89e6\u5668\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-4-DC-magnetic-contactor.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-4-DC-magnetic-contactor-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45291\" class=\"wp-caption-text\">\u76f4\u6d41\u7535\u78c1\u63a5\u89e6\u5668<\/figcaption><\/figure>\n<p>\u76f4\u6d41\u7535\u78c1\u63a5\u89e6\u5668\u7684\u4e3b\u8981\u7279\u70b9\u662f\uff1a<\/p>\n<ol>\n<li>\u81ea\u52a8\u5de5\u4f5c\uff0c\u65e0\u9700\u624b\u52a8\u6216\u4eba\u529b<\/li>\n<li>\u5b89\u5168\u6027\u9ad8<\/li>\n<li>\u6709\u6548\u64cd\u4f5c\u6240\u9700\u7684\u63a7\u5236\u7535\u6d41\u53ef\u5ffd\u7565\u4e0d\u8ba1<\/li>\n<\/ol>\n<h3><span class=\"ez-toc-section\" id=\"By_Voltage\"><\/span>\u6309\u7535\u538b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u76f4\u6d41\u63a5\u89e6\u5668\u6309\u7535\u538b\u6709\u4ee5\u4e0b\u51e0\u79cd\u5206\u7c7b\uff1a<\/p>\n<h4><span class=\"ez-toc-section\" id=\"12v_DC_Contactor\"><\/span>12V \u76f4\u6d41\u63a5\u89e6\u5668<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>12V DC \u63a5\u89e6\u5668\u7531 1 \u6781\u7ec4\u6210\u3002\u8fd9\u4e9b\u63a5\u89e6\u5668\u9002\u5408\u5904\u7406 150 \u5b89\u57f9\u7535\u6d41\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u5728\u5de5\u7a0b\u673a\u68b0\u3001\u7535\u4fe1\u7cfb\u7edf\u3001\u7535\u5b50\u63a7\u5236\u5f00\u5173\u548c\u6c7d\u8f66\u7535\u52a8\u7ede\u76d8\u4e2d\u4f7f\u7528\u5b83\u4eec\u3002<\/p>\n<figure id=\"attachment_45292\" aria-describedby=\"caption-attachment-45292\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45292\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-5-12v-DC-Contactor.jpg\" alt=\"12V \u76f4\u6d41\u63a5\u89e6\u5668\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-5-12v-DC-Contactor.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-5-12v-DC-Contactor-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45292\" class=\"wp-caption-text\">12V \u76f4\u6d41\u63a5\u89e6\u5668<\/figcaption><\/figure>\n<p>\u4f7f\u7528\u6b64\u63a5\u89e6\u5668\uff0c\u60a8\u53ef\u4ee5\u5224\u65ad\u8d1f\u8f7d\uff0c\u6267\u884c\u5e73\u7a33\u64cd\u4f5c\u5e76\u6539\u53d8\u65cb\u8f6c\u65b9\u5411\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"DC_Contactor_24V\"><\/span>\u76f4\u6d41\u63a5\u89e6\u566824V<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>24V DC \u63a5\u89e6\u5668\u4e00\u822c\u7531\u4e24\u6781\u7ec4\u6210\u3002\u60a8\u53ef\u4ee5\u5728\u9700\u8981 300 \u5b89\u57f9\u7684\u5e94\u7528\u4e2d\u4f7f\u7528\u5b83\u4eec\u3002\u5404\u79cd\u5bb6\u7528\u548c\u5546\u7528\u914d\u4ef6\u90fd\u9700\u8981\u4f7f\u7528\u6b64 24V DC \u63a5\u89e6\u5668\u3002<\/p>\n<figure id=\"attachment_45293\" aria-describedby=\"caption-attachment-45293\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45293\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-6-24v-DC-Contactor.jpg\" alt=\"24V \u76f4\u6d41\u63a5\u89e6\u5668\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-6-24v-DC-Contactor.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-6-24v-DC-Contactor-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45293\" class=\"wp-caption-text\">24V \u76f4\u6d41\u63a5\u89e6\u5668<\/figcaption><\/figure>\n<h4><span class=\"ez-toc-section\" id=\"DC_Contactor_48V\"><\/span>\u76f4\u6d41\u63a5\u89e6\u566848V<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>48V DC \u63a5\u89e6\u5668\u901a\u5e38\u7531\u56db\u6781\u7ec4\u6210\u3002\u60a8\u53ef\u4ee5\u6709\u6548\u63a7\u5236 120 \u4f0f\u7684\u7535\u8def\u3002\u4f7f\u7528\u8fd9\u4e9b\u63a5\u89e6\u5668\uff0c\u60a8\u53ef\u4ee5\u5b8c\u5168\u63a7\u5236\u8f7b\u5fae\u7684\u7535\u611f\u6216\u975e\u7535\u611f\u8d1f\u8f7d\u7c7b\u578b\u3002<\/p>\n<figure id=\"attachment_45294\" aria-describedby=\"caption-attachment-45294\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45294\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-7-48v-DC-Contactor.jpg\" alt=\" 48V \u76f4\u6d41\u63a5\u89e6\u5668\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-7-48v-DC-Contactor.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-7-48v-DC-Contactor-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45294\" class=\"wp-caption-text\">48V \u76f4\u6d41\u63a5\u89e6\u5668<\/figcaption><\/figure>\n<p>\u8fd9\u4e9b\u627f\u5305\u5546\u53d7\u76ca\u4e8e\u94c1\u8def\u5e94\u7528\u3001\u7167\u660e\u3001\u7535\u5668\u7b49\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"220v_DC_Contactor\"><\/span>220V\u76f4\u6d41\u63a5\u89e6\u5668<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>220V \u76f4\u6d41\u63a5\u89e6\u5668\u4e3b\u8981\u7531 3 \u6781\u7ec4\u6210\u3002\u5b83\u53ef\u4ee5\u4e3a\u9700\u8981\u9ad8\u8fbe 220 \u4f0f\u7535\u538b\u7684\u914d\u4ef6\u63d0\u4f9b\u652f\u6301\u3002\u53ef\u4ee5\u9009\u62e9\u5c06\u5176\u7528\u4e8e\u4e09\u76f8\u7535\u673a\u3001\u9694\u79bb\u3001\u5145\u7535\u7ad9\u3001\u7535\u5bb9\u5668\u5207\u6362\u7b49\u3002<\/p>\n<figure id=\"attachment_45296\" aria-describedby=\"caption-attachment-45296\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45296\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-8-220v-DC-Contactor.jpg\" alt=\" 220V\u76f4\u6d41\u63a5\u89e6\u5668\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-8-220v-DC-Contactor.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-8-220v-DC-Contactor-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45296\" class=\"wp-caption-text\">220V\u76f4\u6d41\u63a5\u89e6\u5668<\/figcaption><\/figure>\n<p>\u60a8\u53ef\u4ee5\u786e\u4fdd\u65c5\u9014\u4e2d\u66f4\u5927\u914d\u4ef6\u7684\u529f\u80fd\u548c\u8fd0\u884c\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"By_the_Number_of_Poles\"><\/span>\u6309\u6781\u6570<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u76f4\u6d41\u63a5\u89e6\u5668\u6309\u6781\u6570\u6709\u4ee5\u4e0b\u51e0\u79cd\u5212\u5206\uff1a<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Single_Pole_DC_Contactor\"><\/span>\u5355\u6781\u76f4\u6d41\u63a5\u89e6\u5668<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u5355\u6781\u76f4\u6d41\u63a5\u89e6\u5668\u4e2d\u7684\u201c\u5355\u6781\u201d\u4e00\u8bcd\u662f\u6307\u4ec5\u7531\u4e00\u4e2a\u6781\u7ec4\u6210\u7684\u63a5\u89e6\u5668\u3002\u5f53\u60a8\u53ea\u9700\u8981\u5904\u7406\u5355\u76f8\u65f6\uff0c\u5b83\u975e\u5e38\u9002\u7528\u3002\u5bb6\u7528\u7535\u5668\u4e3b\u8981\u91c7\u7528\u8fd9\u79cd\u7c7b\u578b\u7684\u76f4\u6d41\u63a5\u89e6\u5668\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"2_Pole_DC_Contactor\"><\/span>2 \u6781\u76f4\u6d41\u63a5\u89e6\u5668<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u5728 2 \u6781\u76f4\u6d41\u63a5\u89e6\u5668\u4e2d\uff0c\u60a8\u53ef\u4ee5\u5728\u9700\u8981\u5904\u7406\u4e24\u76f8\u7684\u5730\u65b9\u4f7f\u7528\u5b83\u3002\u5546\u4e1a\u573a\u6240\u5e7f\u6cdb\u9700\u8981\u4f7f\u7528\u8fd9\u79cd\u76f4\u6d41\u63a5\u89e6\u5668\u3002\u5b83\u53ef\u4ee5\u8f7b\u677e\u5904\u7406 120 \u4f0f\u7535\u538b\u3002\u5f53\u60a8\u4f7f\u7528 2 \u6781\u76f4\u6d41\u63a5\u89e6\u5668\u65f6\uff0c\u60a8\u53ef\u4ee5\u7acb\u5373\u4e2d\u65ad\u53cc\u76f8\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"DC_vs_AC_Contactors\"><\/span>\u76f4\u6d41\u63a5\u89e6\u5668\u4e0e\u4ea4\u6d41\u63a5\u89e6\u5668<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u9700\u8981\u8003\u8651\u7684\u5173\u952e\u4e8b\u9879\u5305\u62ec\uff1a<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Structural\"><\/span>\u7ed3\u6784<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5f53\u76f4\u6d41\u63a5\u89e6\u5668\u6d88\u78c1\u65f6\uff0c\u5b83\u4f1a\u4ea7\u751f\u7535\u78c1\u529b\u3002\u5b83\u901a\u8fc7\u5229\u7528\u81ea\u7531\u6d41\u52a8\u4e8c\u6781\u7ba1\u6765\u5b9e\u73b0\u8fd9\u4e00\u70b9\u3002\u5728\u4ea4\u6d41\u63a5\u89e6\u5668\u4e2d\uff0c\u4e0d\u5b58\u5728\u4e8c\u6781\u7ba1\u3002\u800c\u662f\u5229\u7528\u7ebf\u5708\u4e3a\u8bbe\u5907\u4f9b\u7535\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Principles\"><\/span>\u539f\u5219<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u6b63\u5982\u5176\u540d\u79f0\u6240\u53cd\u6620\u7684\u90a3\u6837\uff0c <a href=\"https:\/\/en.wikipedia.org\/wiki\/Contactor\">\u4ea4\u6d41\u63a5\u89e6\u5668<\/a> \u4f7f\u7528\u4ea4\u6d41\u7535\u3002\u901a\u5e38\uff0c\u5b83\u4eec\u6709\u4e00\u4e2a\u94c1\u82af\uff0c\u4f1a\u4ea7\u751f\u6da1\u6d41\u548c\u78c1\u6ede\u635f\u8017\u3002\u94c1\u82af\u4e0a\u7684\u5c42\u538b\u53ef\u9632\u6b62\u8fd9\u79cd\u60c5\u51b5\u53d1\u751f\u3002<\/p>\n<p>\u76f4\u6d41\u63a5\u89e6\u5668\u4e0e\u5c42\u538b\u65e0\u5173\u3002\u8fd9\u662f\u56e0\u4e3a\u76f4\u6d41\u63a5\u89e6\u5668\u4e0d\u4f1a\u5f62\u6210\u6da1\u6d41\u6216\u8017\u5c3d\u6da1\u6d41\u3002\u5176\u5236\u9020\u5b8c\u5168\u7531\u94f8\u94c1\u6216\u94a2\u5236\u6210\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Material_used_for_Plating\"><\/span>\u7535\u9540\u6750\u6599<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4e3a\u4e86\u9632\u6b62\u63a5\u89e6\u677f\u8fc7\u70ed\uff0c\u60a8\u5c06\u4f7f\u7528\u7845\u94a2\u7684\u7279\u6b8a\u6d82\u5c42\u3002\u800c\u76f4\u6d41\u63a5\u89e6\u5668\u4e2d\u5219\u4e0d\u9700\u8981\u8fd9\u79cd\u9540\u5c42\u6216\u5c42\u538b\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Shape_of_the_Iron_Core\"><\/span>\u94c1\u82af\u5f62\u72b6<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5207\u65ad\u4ea4\u6d41\u7535\u8def\u4e2d\u7684\u7535\u6e90\u4e0d\u4f1a\u4f7f\u73af\u8def\u7535\u6d41\u4e3a\u96f6\u3002\u8fd9\u6709\u52a9\u4e8e\u5728\u6253\u5f00\u65f6\u5438\u5f15\u548c\u9a71\u52a8\u7535\u67a2\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u5728\u76f4\u6d41\u63a5\u89e6\u5668\u4e2d\uff0c\u60a8\u4e0d\u4f1a\u9047\u5230\u52a0\u70ed\u6216\u6da1\u6d41\u3002\u8fd9\u5bfc\u81f4\u60a8\u5728\u5176\u7ed3\u6784\u4e2d\u4f7f\u7528\u6574\u4e2a\u91d1\u5c5e\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Operating_Frequency\"><\/span>\u5de5\u4f5c\u9891\u7387<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4ea4\u6d41\u63a5\u89e6\u5668\u7684\u5de5\u4f5c\u9891\u7387\u4e00\u822c\u4e3a\u6bcf\u5c0f\u65f6600\u6b21\uff0c\u5f53\u7136\uff0c\u542f\u52a8\u7535\u6d41\u4e5f\u6bd4\u8f83\u5927\u3002<\/p>\n<p>\u7136\u800c\uff0c\u5f53\u6d89\u53ca\u5230\u76f4\u6d41\u8bbe\u8ba1\u65f6\uff0c\u9891\u7387\u662f\u6bcf\u5c0f\u65f61200x\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Electrical_Resistivity\"><\/span>\u7535\u963b\u7387<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4ea4\u6d41\u63a5\u89e6\u5668\u7684\u531d\u6570\u5f88\u5c11\uff0c\u76f4\u5f84\u8f83\u5927\uff0c\u7535\u963b\u53ef\u4ee5\u5ffd\u7565\u4e0d\u8ba1\u3002\u5176\u5916\u5f62\u4e3a\u5706\u67f1\u5f62\uff0c\u4ee5\u907f\u514d\u53d1\u70ed\uff0c\u5e76\u4e14\u531d\u95f4\u6709\u4e00\u5b9a\u8ddd\u79bb\uff0c\u4ee5\u5229\u4e8e\u6563\u70ed\u3002<\/p>\n<p>\u5728\u76f4\u6d41\u63a5\u89e6\u5668\u4e2d\uff0c\u7531\u4e8e\u6ca1\u6709\u5f62\u6210\u70ed\u91cf\u7684\u5730\u65b9\uff0c\u56e0\u6b64\u5b83\u4f7f\u7528\u66f4\u7ec6\u7684\u7ebf\u5708\uff0c\u5e76\u5177\u6709\u6700\u5927\u7684\u531d\u6570\u3002\u56e0\u6b64\uff0c\u5b83\u4eec\u7684\u7535\u963b\u66f4\u5927\u3002\u7ec6\u7ebf\u5708\u7ed3\u6784\u53ef\u5b9e\u73b0\u66f4\u597d\u7684\u6563\u70ed\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Room_Requirement\"><\/span>\u623f\u95f4\u8981\u6c42<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4ea4\u6d41\u63a5\u89e6\u5668\u5bf9\u7a7a\u95f4\u8981\u6c42\u4e0d\u9ad8\uff0c\u53ea\u8981\u5b89\u88c5\u7a7a\u95f4\u8db3\u591f\uff0c\u53ef\u4ee5\u968f\u610f\u653e\u7f6e\u3002<\/p>\n<p>\u5bf9\u4e8e DC \u627f\u5305\u5546\u6765\u8bf4\uff0c\u60c5\u51b5\u5e76\u975e\u5982\u6b64\uff0c\u60a8\u9700\u8981\u786e\u4fdd\u6709\u8db3\u591f\u7684\u7a7a\u95f4\u6765\u6709\u6548\u8fd0\u4f5c\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Extinguisher\"><\/span>\u706d\u706b\u5668<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4ea4\u6d41\u63a5\u89e6\u5668\u4e00\u822c\u90fd\u914d\u6709\u6805\u6781\u706d\u5f27\u88c5\u7f6e\uff0c\u76f4\u6d41\u63a5\u89e6\u5668\u5185\u88c5\u6709\u78c1\u6027\u706d\u5f27\u88c5\u7f6e\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_to_Choose_Contactors_for_DC_Switching\"><\/span>\u5982\u4f55\u9009\u62e9\u76f4\u6d41\u5f00\u5173\u63a5\u89e6\u5668<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4e3a\u4e86\u505a\u51fa\u5408\u9002\u7684\u9009\u62e9\uff0c\u60a8\u9700\u8981\u8003\u8651\u4ee5\u4e0b\u8981\u70b9\uff1a<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Current_Inductance\"><\/span>\u7535\u6d41\u7535\u611f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u7535\u6d41\u7535\u611f\u5bf9\u6574\u4f53\u65ad\u8def\u80fd\u529b\u6709\u76f4\u63a5\u5f71\u54cd\u3002\u5f53\u53d1\u751f\u611f\u5e94\u65f6\uff0c\u7535\u538b\u5347\u9ad8\uff0c\u7535\u5f27\u5f3a\u5ea6\u589e\u52a0\u3002\u8fd9\u6709\u52a9\u4e8e\u63d0\u9ad8\u65ad\u8def\u80fd\u529b\u3002\u4f8b\u5982\uff0c\u5982\u679c\u611f\u5e94\u503c\u4ece 15 \u6beb\u79d2\u964d\u4f4e\u5230 1 \u6beb\u79d2\uff0c\u65ad\u8def\u80fd\u529b\u5c06\u63d0\u9ad8 300%\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Application_Type\"><\/span>\u5e94\u7528\u7c7b\u578b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5e94\u7528\u7c7b\u578b\u53ef\u5e2e\u52a9\u60a8\u9009\u62e9\u6b63\u786e\u7684\u63a5\u89e6\u5668\u3002\u60a8\u9700\u8981\u5355\u6781\u8fd8\u662f\u53cc\u6781\u63a5\u89e6\u5668\uff1f\u60a8\u8981\u8d2d\u4e70\u7684\u63a5\u89e6\u5668\u53ef\u4ee5\u6ee1\u8db3\u8d1f\u8f7d\u8981\u6c42\u3002\u7531\u4e8e\u5b58\u5728\u5355\u76f8\u3001\u53cc\u76f8\u6216\u4e09\u76f8\u7cfb\u7edf\u3002\u6bcf\u4e2a\u7cfb\u7edf\u90fd\u9700\u8981\u76f8\u5e94\u7684\u76f4\u6d41\u63a5\u89e6\u5668\u3002\u5bf9\u4e8e\u4e3b\u9875\u5e94\u7528\uff0c\u5355\u76f8\u6216\u53cc\u76f8\u63a5\u89e6\u5668\u662f\u4e0d\u9519\u7684\u9009\u62e9\u3002\u5bf9\u4e8e\u5546\u4e1a\u548c\u5de5\u4e1a\u90e8\u95e8\uff0c\u4e24\u76f8\u6216\u4e09\u76f8\u63a5\u89e6\u5668\u975e\u5e38\u5408\u9002\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Service_Life\"><\/span>\u4f7f\u7528\u5bff\u547d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u6709\u51e0\u4e2a\u56e0\u7d20\u4f1a\u5f71\u54cd\u5e76\u51b3\u5b9a\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u4f7f\u7528\u5bff\u547d\u3002\u4f7f\u7528\u5bff\u547d\u4e0e\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u5e94\u7528\u76f4\u63a5\u76f8\u5173\u3002\u673a\u68b0\u5e94\u7528\u7684\u7279\u70b9\u662f\u8d1f\u8f7d\u4e0b\u4e0d\u5207\u6362\uff0c\u800c\u7535\u6c14\u5e94\u7528\u7684\u7279\u70b9\u662f\u8d1f\u8f7d\u5207\u6362\u3002\u4f8b\u5982\uff0c\u5728\u94c1\u8def\u5e94\u7528\u4e2d\uff0c\u63a5\u89e6\u5668\u53ef\u80fd\u9700\u8981\u627f\u53d7\u8d85\u8fc7 10 \u4e07\u6b21\u5207\u6362\u5468\u671f\u3002\u56e0\u6b64\uff0c\u9009\u62e9\u5177\u6709\u6709\u6548\u4f7f\u7528\u5bff\u547d\u7684\u627f\u5305\u5546\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Maintenance_Requirement\"><\/span>\u7ef4\u62a4\u8981\u6c42<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u8fd9\u4e00\u70b9\u81f3\u5173\u91cd\u8981\u3002\u5982\u679c\u60a8\u80fd\u5e94\u4ed8\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u7279\u5b9a\u7ef4\u62a4\u8981\u6c42\uff0c\u8bf7\u8003\u8651\u60a8\u9700\u8981\u9075\u5faa\u54ea\u4e9b\u7ef4\u62a4\u8981\u6c42\u3002\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u4eba\u4eec\u6ca1\u6709\u8db3\u591f\u7684\u65f6\u95f4\u6765\u6267\u884c\u7ef4\u62a4\u63aa\u65bd\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Direction_of_Operation_for_DC_Contactor\"><\/span>\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u64cd\u4f5c\u65b9\u5411<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5b83\u63d0\u4f9b\u53cc\u91cd\u64cd\u4f5c\u529f\u80fd\u3002\u76f4\u6d41\u63a5\u89e6\u5668\u6309\u5355\u4e00\u987a\u5e8f\u64cd\u4f5c\uff0c\u53ea\u80fd\u5207\u65ad\u4e00\u4e2a\u65b9\u5411\u7684\u7535\u6d41\u8fde\u63a5\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u53cc\u5411\u76f4\u6d41\u63a5\u89e6\u5668\u53ef\u4ee5\u65ad\u5f00\u4e24\u4e2a\u65b9\u5411\u7684\u7535\u6d41\u3002\u9009\u62e9\u76f4\u6d41\u63a5\u89e6\u5668\u65f6\u8bf7\u8003\u8651\u8fd9\u4e00\u70b9\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Main_Components_Of_The_DC_Contactor\"><\/span>\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u4e3b\u8981\u90e8\u4ef6<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u4e3b\u8981\u96f6\u90e8\u4ef6\u5982\u4e0b\uff0c\u4f9b\u60a8\u53c2\u8003\uff1a<\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_ElectromagnetCoil\"><\/span>1. \u7535\u78c1\u94c1\/\u7ebf\u5708<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u76f4\u6d41\u63a5\u89e6\u5668\u5185\u90e8\u9a71\u52a8\u529b\u7684\u6765\u6e90\u662f\u7ebf\u5708\uff0c\u7ebf\u5708\u4ee5\u7ed5\u5236\u65b9\u5f0f\u5b58\u5728\u4e8e\u78c1\u82af\u4e0a\uff0c\u4e3b\u8981\u8d77\u7535\u78c1\u94c1\u7684\u4f5c\u7528\uff0c\u7ebf\u5708\u7531\u4e24\u4e2a\u90e8\u4ef6\u7ec4\u6210\uff0c\u4e00\u4e2a\u662f\u53ef\u52a8\u7684\uff0c\u53e6\u4e00\u4e2a\u662f\u56fa\u5b9a\u7684\uff0c\u53ef\u52a8\u90e8\u5206\u6709\u5f39\u7c27\u3002<\/p>\n<p>\u8854\u94c1\uff08\u6746\uff09\u8fde\u63a5\u8fd0\u52a8\u90e8\u4ef6\u3002\u4e3a\u4e86\u53d1\u751f\u63a5\u89e6\uff0c\u7ebf\u5708\u7684\u529b\u5fc5\u987b\u8d85\u8fc7\u5f39\u7c27\u7684\u5f20\u529b\u3002<\/p>\n<p>\u53e6\u4e00\u65b9\u9762\/\u53cd\u4e4b\u4ea6\u7136\uff0c\u5219\u53d1\u751f\u65ad\u5f00\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Contacts\"><\/span>2. \u8054\u7cfb\u65b9\u5f0f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u89e6\u70b9\u5e26\u7535\u3002\u63a5\u89e6\u5668\u5185\u6709\u4e09\u79cd\u89e6\u70b9\uff1a<\/p>\n<ul>\n<li>\u7535\u6e90\u89e6\u70b9<\/li>\n<li>\u8f85\u52a9\u89e6\u5934<\/li>\n<li>\u63a5\u89e6\u5f39\u7c27<\/li>\n<\/ul>\n<p>\u7528\u4e8e\u5236\u9020\u89e6\u70b9\u7684\u6750\u6599\u5fc5\u987b\u5177\u5907\u4ee5\u4e0b\u7279\u6027\uff1a<\/p>\n<ul>\n<li>\u5353\u8d8a\u7684\u8010\u7535\u5f27\u6027<\/li>\n<li>\u66f4\u9ad8\u7684\u8010\u710a\u63a5\u6027<\/li>\n<li>\u62b5\u6297\u673a\u68b0\u5e94\u529b<\/li>\n<li>\u9ad8\u8010\u8150\u8680\u6027<\/li>\n<\/ul>\n<p>\u4f4e\u7535\u6d41\u5e94\u7528\u7684\u9996\u9009\u6750\u6599\u5305\u62ec\u94f6\u9549\u548c\u94f6\u954d\u7684\u6df7\u5408\u7269\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u73b0\u6709\u7684\u8f83\u9ad8\u7535\u6d41\u5e94\u7528\u9700\u8981\u94f6\u6c27\u5316\u9521\u4f5c\u4e3a\u4e3b\u8981\u7ec4\u6210\u6750\u6599\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_BodyFrame\"><\/span>3. \u8f66\u8eab\/\u8f66\u67b6<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4e3b\u4f53\/\u6846\u67b6\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u4e3a\u5185\u90e8\u7ec4\u4ef6\u63d0\u4f9b\u6709\u6548\u7684\u5916\u58f3\u6216\u5c01\u95ed\u3002\u5b83\u786e\u4fdd\u514d\u53d7\u7070\u5c18\u3001\u6c61\u57a2\u3001\u6cb9\u6c61\u3001\u6e7f\u6c14\u3001\u98ce\u5316\u6761\u4ef6\u3001\u7206\u70b8\u7b49\u7684\u5f71\u54cd\u3002\u4e3b\u4f53\u5145\u5f53\u5c4f\u969c\u5e76\u9632\u6b62\u76f4\u63a5\u63a5\u89e6\u3002<\/p>\n<figure id=\"attachment_45297\" aria-describedby=\"caption-attachment-45297\" style=\"width: 504px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45297\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-9-components-of-DC-contactor.jpg\" alt=\"\u76f4\u6d41\u63a5\u89e6\u5668\u96f6\u90e8\u4ef6\" width=\"504\" height=\"359\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-9-components-of-DC-contactor.jpg 504w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-9-components-of-DC-contactor-150x107.jpg 150w\" sizes=\"auto, (max-width: 504px) 100vw, 504px\" \/><figcaption id=\"caption-attachment-45297\" class=\"wp-caption-text\">\u76f4\u6d41\u63a5\u89e6\u5668\u96f6\u90e8\u4ef6<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"How_does_Contactor_for_DC_Switching_Work\"><\/span>\u76f4\u6d41\u5f00\u5173\u63a5\u89e6\u5668\u5982\u4f55\u5de5\u4f5c\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe loading=\"lazy\" title=\"\u4ec0\u4e48\u662f\u63a5\u89e6\u5668\uff1f| \u5de5\u4f5c\u539f\u7406\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/08ozhRb7HEU?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<p>&nbsp;<\/p>\n<p>\u76f4\u6d41\u5f00\u5173\u63a5\u89e6\u5668\u7684\u5de5\u4f5c\u539f\u7406\u5982\u4e0b\uff1a<\/p>\n<p>\u9996\u5148\uff0c\u7535\u6d41\u4ece\u4e3b\u7535\u8def\u6d41\u5230\u63a5\u89e6\u5668\uff0c\u8d77\u5230\u78c1\u82af\u52b1\u78c1\u7684\u4f5c\u7528\u3002<\/p>\n<p>\u7ed3\u679c\uff0c\u7535\u78c1\u94c1\/\u7ebf\u5708\u4ea7\u751f\u78c1\u573a\u3002\u8fd9\u542f\u52a8\u7535\u67a2\u8fd0\u52a8\u5e76\u95ed\u5408\u89e6\u70b9\u3002<\/p>\n<p>\u968f\u540e\uff0c\u7535\u6d41\u5f00\u59cb\u901a\u8fc7\u89e6\u70b9\u6d41\u5411\u8d1f\u8f7d\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u5f53\u7535\u8def\u4e2d\u6ca1\u6709\u7535\u6d41\u65f6\uff0c\u5c31\u4f1a\u65ad\u7535\u3002\u8fd9\u8868\u793a\u78c1\u529b\u4e3a\u96f6\u3002\u8fd9\u6837\uff0c\u5f39\u7c27\u4e0a\u7684\u529b\u5c31\u4f1a\u589e\u52a0\uff0c\u5e76\u5c06\u7535\u67a2\u5411\u540e\u62c9\uff0c\u5bfc\u81f4\u7535\u8def\u65ad\u5f00\u3002\u8fd9\u6837\uff0c\u968f\u540e\u7684\u5173\u95ed\u548c\u5f00\u542f\u5c31\u4f1a\u53d1\u751f\u3002<\/p>\n<figure id=\"attachment_45298\" aria-describedby=\"caption-attachment-45298\" style=\"width: 547px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45298\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-10-DC-contactor-working-principle.jpg\" alt=\"\u76f4\u6d41\u63a5\u89e6\u5668\u5de5\u4f5c\u539f\u7406\" width=\"547\" height=\"375\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-10-DC-contactor-working-principle.jpg 547w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-10-DC-contactor-working-principle-150x103.jpg 150w\" sizes=\"auto, (max-width: 547px) 100vw, 547px\" \/><figcaption id=\"caption-attachment-45298\" class=\"wp-caption-text\">\u76f4\u6d41\u63a5\u89e6\u5668\u5de5\u4f5c\u539f\u7406<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"DC_Contactors_Vs_Relays\"><\/span>\u76f4\u6d41\u63a5\u89e6\u5668\u4e0e\u7ee7\u7535\u5668<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u76f4\u6d41\u63a5\u89e6\u5668\u548c<a href=\"https:\/\/en.wikipedia.org\/wiki\/Relay\"> \u7ee7\u7535\u5668<\/a>\u3002\u60a8\u5e94\u8be5\u6ce8\u610f\u7684\u4e00\u4e9b\u4e3b\u8981\u533a\u522b\u5305\u62ec\uff1a<\/p>\n<ol>\n<li>\u4e0e\u7ee7\u7535\u5668\u76f8\u6bd4\uff0c\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u8d1f\u8f7d\u80fd\u529b\u8981\u5927\u5f97\u591a\u3002\u7ee7\u7535\u5668\u7684\u8d1f\u8f7d\u4e0d\u80fd\u8d85\u8fc7 15 \u5b89\u57f9\u3002\u800c\u627f\u5305\u5546\u63d0\u4f9b\u7684\u8d1f\u8f7d\u66f4\u9ad8\uff0c\u4e3a 150A\u3001300A\u3001600A \u7b49\u3002<\/li>\n<li>\u76f4\u6d41\u63a5\u89e6\u5668\u53ea\u6709\u4e00\u79cd\u914d\u7f6e\uff0c\u56e0\u6b64\u5b83\u4eec\u59cb\u7ec8\u4fdd\u6301\u6253\u5f00\u72b6\u6001\u3002\u53ea\u8981\u6709\u7535\u6d41\u901a\u8fc7\uff0c\u5b83\u4eec\u5c31\u4f1a\u63a5\u901a\u3002\u7ee7\u7535\u5668\u5219\u4e0d\u662f\u8fd9\u6837\u3002\u5b83\u4eec\u6709\u53cc\u91cd\u914d\u7f6e\uff0c\u5305\u62ec NC \u548c NO\u3002<\/li>\n<li>\u5728\u4fdd\u62a4\u65b9\u9762\uff0c\u7ee7\u7535\u5668\u65e0\u6cd5\u4e0e\u76f4\u6d41\u63a5\u89e6\u5668\u76f8\u5ab2\u7f8e\u3002\u5b83\u4eec\u5728\u65ad\u7535\u65f6\u53ef\u786e\u4fdd\u5b8c\u5168\u5b89\u5168\u3002\u8fd9\u5c31\u662f\u5b83\u4eec\u503c\u5f97\u7528\u4e8e\u9ad8\u529f\u7387\u5e94\u7528\u7684\u539f\u56e0\u3002<\/li>\n<li>\u63a5\u89e6\u5668\u7684\u91cd\u91cf\u8fdc\u5927\u4e8e\u7ee7\u7535\u5668\uff0c\u56e0\u4e3a\u5b83\u4eec\u53ef\u4ee5\u5e94\u5bf9\u66f4\u9ad8\u7684\u529f\u7387\u8981\u6c42\u3002\u4e0e\u7ee7\u7535\u5668\u76f8\u6bd4\uff0c\u63a5\u89e6\u5668\u7684\u5f00\u5173\u901f\u5ea6\u8f83\u6162\u3002\u7531\u4e8e\u531d\u6570\u66f4\u591a\uff08\u6d88\u8017\u66f4\u9ad8\u529f\u7387\uff09\uff0c\u627f\u5305\u5546\u7684\u6210\u672c\u4f1a\u66f4\u9ad8\u3002<\/li>\n<\/ol>\n<figure id=\"attachment_45299\" aria-describedby=\"caption-attachment-45299\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45299\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-11-Relays.jpg\" alt=\"\u7ee7\u7535\u5668\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-11-Relays.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-11-Relays-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45299\" class=\"wp-caption-text\">\u7ee7\u7535\u5668<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Common_Causes_of_Failure_in_Contactors_for_DC_Switching\"><\/span>\u76f4\u6d41\u5f00\u5173\u63a5\u89e6\u5668\u6545\u969c\u7684\u5e38\u89c1\u539f\u56e0<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6709\u591a\u79cd\u56e0\u7d20\u4f1a\u5bfc\u81f4\u76f4\u6d41\u63a5\u89e6\u5668\u53d1\u751f\u6545\u969c\u3002\u4e00\u4e9b\u4e3b\u8981\u539f\u56e0\u5305\u62ec\uff1a<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Overcurrent\"><\/span>\u8fc7\u6d41<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5f53\u7535\u6d41\u8d85\u8fc7\u6240\u9700\u9650\u503c\u65f6\uff0c\u4f1a\u635f\u574f\u63a5\u89e6\u5668\u7ec4\u4ef6\u3002\u8fd8\u53ef\u80fd\u4f1a\u53d1\u751f\u77ed\u8def\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Temperature_Boost\"><\/span>\u6e29\u5ea6\u5347\u9ad8<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u6e29\u5ea6\u5347\u9ad8\u4f1a\u5bfc\u81f4\u5185\u90e8\u7ec4\u4ef6\u7684\u5916\u89c2\u6216\u5f62\u72b6\u53d1\u751f\u53d8\u5316\u3002\u6700\u7ec8\u4f1a\u5bf9\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u6574\u4f53\u529f\u80fd\u4ea7\u751f\u4e0d\u5229\u5f71\u54cd\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Improper_Installation\"><\/span>\u5b89\u88c5\u4e0d\u5f53<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5b89\u88c5\u4e0d\u5f53\u610f\u5473\u7740\u6781\u70b9\u6216\u7aef\u5b50\u8fde\u63a5\u4e0d\u826f\u3002\u8fd9\u5c06\u5bfc\u81f4\u76f4\u6d41\u63a5\u89e6\u5668\u65e0\u6cd5\u53d1\u6325\u5176\u5cf0\u503c\u7535\u4f4d\u3002\u5b83\u6700\u7ec8\u4e5f\u4f1a\u5f88\u5feb\u5931\u6548\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Aging\"><\/span>\u8001\u5316<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5bfc\u81f4\u76f4\u6d41\u63a5\u89e6\u5668\u6545\u969c\u7684\u53e6\u4e00\u4e2a\u56e0\u7d20\u662f\u8001\u5316\u3002\u7531\u4e8e\u4f7f\u7528\u65f6\u95f4\u8fc7\u957f\uff0c\u4ea7\u54c1\u6027\u80fd\u5df2\u8fbe\u5230\u6781\u9650\uff0c\u4e0d\u518d\u5177\u6709\u7ee7\u7eed\u8fd0\u884c\u7684\u80fd\u529b\u3002\u8fd9\u4f1a\u5bfc\u81f4\u76f4\u6d41\u63a5\u89e6\u5668\u53d1\u751f\u6545\u969c\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Fluctuating_Voltage\"><\/span>\u6ce2\u52a8\u7535\u538b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u7535\u538b\u7684\u8fde\u7eed\u4e0a\u5347\u548c\u4e0b\u964d\u4f1a\u5bf9\u63a5\u89e6\u5668\u7684\u5173\u952e\u90e8\u4ef6\u9020\u6210\u635f\u574f\u3002\u8fd9\u4f1a\u5bfc\u81f4\u76f4\u6d41\u63a5\u89e6\u5668\u6545\u969c\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"High_Current_DC_Contactor_vs_High_Voltage_DC_Contactor\"><\/span>\u5927\u7535\u6d41\u76f4\u6d41\u63a5\u89e6\u5668\u4e0e\u9ad8\u538b\u76f4\u6d41\u63a5\u89e6\u5668<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5927\u7535\u6d41\u76f4\u6d41\u63a5\u89e6\u5668\u975e\u5e38\u9002\u5408\u5207\u6362\u5927\u7535\u6d41\u3002\u7535\u6d41\u8303\u56f4\u4ece 100A \u5230 600A\u3002\u4f8b\u5982\uff0c100A \u76f4\u6d41\u63a5\u89e6\u5668\u3002\u5927\u7535\u6d41\u8bbe\u5907\u7684\u5e94\u7528\u5305\u62ec\u710a\u673a\u3001\u7535\u6e90\u3001\u6676\u4f53\u7ba1\u3001\u8d85\u5bfc\u4f53\u7b49\u3002\u8bf7\u6ce8\u610f\uff0c\u7535\u6d41\u5927\u7684\u5730\u65b9\u7535\u538b\u4f1a\u8f83\u4f4e\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002<\/p>\n<p>\u5f53\u6700\u7ec8\u76ee\u7684\u662f\u5207\u6362\u9ad8\u538b\u65f6\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u9ad8\u538b\u76f4\u6d41\u63a5\u89e6\u5668\u3002\u4f8b\u5982\uff0c1000V \u76f4\u6d41\u63a5\u89e6\u5668\u3002\u9ad8\u538b\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u5e94\u7528\u5305\u62ec\u9759\u7535\u7eba\u4e1d\u3001\u533b\u5b66\u6210\u50cf\u3001\u7535\u5b50\u675f\u751f\u6210\u3001\u6c34\u5904\u7406\u7b49\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"DC_Contactor_Wiring_Diagram\"><\/span>\u76f4\u6d41\u63a5\u89e6\u5668\u63a5\u7ebf\u56fe<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u5b9e\u9645\u63a5\u7ebf\u56fe\u5982\u4e0b\uff0c\u4f9b\u60a8\u53c2\u8003\uff1a<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Applications\"><\/span>\u5e94\u7528<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u60a8\u53ef\u4ee5\u5728\u591a\u4e2a\u9886\u57df\u4f7f\u7528\u76f4\u6d41\u63a5\u89e6\u5668\u3002\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u4e00\u4e9b\u5173\u952e\u9886\u57df\u5305\u62ec\uff1a<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DC_Drive_Contactors\"><\/span>\u76f4\u6d41\u9a71\u52a8\u63a5\u89e6\u5668<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u8fd9\u4e9b\u76f4\u6d41\u63a5\u89e6\u5668\u5bf9\u4e8e\u9a71\u52a8\u7cfb\u7edf\u975e\u5e38\u6709\u7528\u3002\u5c24\u5176\u662f\u901f\u5ea6\u53ef\u8c03\u7684\u7cfb\u7edf\u3002\u60a8\u53ef\u4ee5\u8bf4\u76f4\u6d41\u7535\u673a\u6216\u5176\u4ed6\u9a71\u52a8\u7cfb\u7edf\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DC_Switching_Contactor\"><\/span>\u76f4\u6d41\u5f00\u5173\u63a5\u89e6\u5668<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u76f4\u6d41\u5f00\u5173\u63a5\u89e6\u5668\u6709\u5404\u79cd\u5404\u6837\u7684\u5e94\u7528\u3002\u4e00\u4e9b\u5e94\u7528\u5305\u62ec\u7535\u8d1f\u8f7d\u3001\u7167\u660e\u3001\u7535\u5bb9\u5668\u7ec4\u3001\u70ed\u84b8\u53d1\u7cfb\u7edf\u7b49\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Solid_state_DC_contactor\"><\/span>\u56fa\u6001\u76f4\u6d41\u63a5\u89e6\u5668<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4e4b\u6240\u4ee5\u53eb\u8fd9\u4e2a\u540d\u5b57\uff0c\u662f\u56e0\u4e3a\u8fd9\u4e9b\u63a5\u89e6\u5668\u5185\u90e8\u4e0d\u5305\u542b\u4efb\u4f55\u79fb\u52a8\u90e8\u4ef6\u3002\u76f8\u53cd\uff0c\u5b83\u4eec\u4f7f\u7528\u7535\u5b50\u96f6\u4ef6\u548c\u534a\u5bfc\u4f53\u3002\u4e3b\u8981\u5e94\u7528\u662f\u76f4\u6d41\u7535\u673a\u3001\u6c34\u6cf5\u3001\u52a0\u70ed\u5668\u63a7\u5236\u7b49\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DC_Air_break_contactor\"><\/span>\u76f4\u6d41\u7a7a\u6c14\u65ad\u8def\u5668\u63a5\u89e6\u5668<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u8fd9\u5bf9\u4e8e\u5207\u6362\u66f4\u9ad8\u7535\u6d41\u975e\u5e38\u6709\u7528\u3002\u4e3b\u8981\u5e94\u7528\u5305\u62ec\u901a\u98ce\u7cfb\u7edf\u3001\u7a7a\u8c03\u3001\u84b8\u53d1\u5668\u7b49\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Electric_vehicle_DC_contactor\"><\/span>\u7535\u52a8\u8f66\u76f4\u6d41\u63a5\u89e6\u5668<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u7535\u52a8\u6c7d\u8f66\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u4e3b\u8981\u529f\u80fd\u662f\u5173\u95ed\u6216\u6253\u5f00\u6c7d\u8f66\u5185\u7684\u7535\u6e90\u7ebf\u3002\u5b83\u5728\u7535\u52a8\u548c\u6df7\u5408\u52a8\u529b\u6c7d\u8f66\u4e2d\u975e\u5e38\u53d7\u6b22\u8fce\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Quick_FAQs\"><\/span>\u5feb\u901f\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Why_does_the_DC_Contactor_fail\"><\/span>\u76f4\u6d41\u63a5\u89e6\u5668\u4e3a\u4ec0\u4e48\u4f1a\u5931\u6548\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5982\u4e0a\u6240\u8ff0\uff0c\u5931\u8d25\u7684\u4e3b\u8981\u539f\u56e0\u6709\uff1a<\/p>\n<ul>\n<li>\u9ad8\u7535\u6d41<\/li>\n<li>\u5b89\u88c5\u9519\u8bef<\/li>\n<li>\u76f4\u6d41\u8fde\u63a5\u5668\u9009\u62e9\u9519\u8bef<\/li>\n<li>\u6076\u52a3\u7684\u5de5\u4f5c\u6761\u4ef6<\/li>\n<li>\u6e29\u5ea6\u6ce2\u52a8\u8f83\u5927<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Does_the_load_affect_the_DC_Contactor_capacity\"><\/span>\u8d1f\u8f7d\u662f\u5426\u5f71\u54cd\u76f4\u6d41\u63a5\u89e6\u5668\u5bb9\u91cf\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u662f\u7684\uff0c\u8d1f\u8f7d\u5bf9\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u6574\u4f53\u5bb9\u91cf\u6709\u5f88\u5927\u7684\u5f71\u54cd\u3002<\/p>\n<p>\u6bcf\u4e2a\u76f4\u6d41\u63a5\u89e6\u5668\u90fd\u80fd\u627f\u53d7\u7279\u5b9a\u7684\u8d1f\u8f7d\u3002\u8d85\u8fc7\u8be5\u53c2\u6570\u5c06\u5bfc\u81f4\u76f4\u6d41\u63a5\u89e6\u5668\u6545\u969c\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>\u7ed3\u8bba<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u73b0\u5728\uff0c\u60a8\u5df2\u7ecf\u6df1\u5165\u4e86\u89e3\u4e86\u76f4\u6d41\u63a5\u89e6\u5668\u7684\u5de5\u4f5c\u539f\u7406\u3001\u7c7b\u578b\u3001\u4f18\u70b9\u3001\u7ec4\u4ef6\u3001\u9009\u62e9\u6ce8\u610f\u4e8b\u9879\u3001\u5e94\u7528\u7b49\u3002\u8fd9\u4e9b\u4fe1\u606f\u5c06\u5e2e\u52a9\u60a8\u505a\u51fa\u6700\u4f73\u9009\u62e9\u6216\u6709\u6548\u5730\u5904\u7406\u76f4\u6d41\u63a5\u89e6\u5668\u3002<\/p>\n<p>\u73b0\u5728\uff0c\u5728\u60a8\u7684\u7535\u7f51\u7cfb\u7edf\u4e2d\u4f7f\u7528\u76f4\u6d41\u63a5\u89e6\u5668\u5373\u53ef\u4eab\u53d7\u5168\u9762\u7684\u4fdd\u62a4\u548c\u5b89\u5168\u3002\u8bf7\u5728\u8bc4\u8bba\u90e8\u5206\u5206\u4eab\u60a8\u7684\u60f3\u6cd5\uff0c\u6216\u901a\u8fc7\u7535\u5b50\u90ae\u4ef6\u5411\u6211\u4eec\u5bfb\u6c42\u5e2e\u52a9\u3002\u6211\u4eec\u5f88\u4e50\u610f\u4e3a\u60a8\u63d0\u4f9b\u5e2e\u52a9\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>DC contactor acts as a switching mechanism in electrical systems. This way, you can enjoy complete control over the current within DC circuits. Features of DC Contactors Dustproof The housing that holds the electrical contactor components within renders it dustproof. It does not allow a single dust particle to get inside. This facilitates the smooth [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":45300,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":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":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","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-45287","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>DC Contactor - KDM Steel<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u63a5\u89e6\u5668\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DC Contactor - KDM Steel\" \/>\n<meta property=\"og:description\" content=\"DC contactor acts as a switching mechanism in electrical systems. This way, you can enjoy complete control over the current within DC circuits. Features of DC Contactors Dustproof The housing that holds the electrical contactor components within renders it dustproof. It does not allow a single dust particle to get inside. 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