{"id":45334,"date":"2024-02-23T11:06:50","date_gmt":"2024-02-23T11:06:50","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=45334"},"modified":"2024-02-23T11:06:50","modified_gmt":"2024-02-23T11:06:50","slug":"dc-surge-protective-device","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/","title":{"rendered":"\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668"},"content":{"rendered":"<p>\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u65e8\u5728\u4fdd\u62a4\u76f4\u6d41\u4f9b\u7535\u7cfb\u7edf\u548c\u8bbe\u5907\u514d\u53d7\u7535\u538b\u7a81\u7136\u5c16\u5cf0\u6216\u6d6a\u6d8c\u7684\u5f71\u54cd\u3002\u76f4\u6d41 SPD \u53ef\u6291\u5236\u6216\u8f6c\u79fb\u7535\u538b\u6d6a\u6d8c\uff0c\u9632\u6b62\u654f\u611f\u7535\u5b50\u5143\u4ef6\u53d7\u635f\u3001\u7cfb\u7edf\u6545\u969c\u751a\u81f3\u6570\u636e\u4e22\u5931\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 ez-toc-toggle\" aria-label=\"\u5207\u6362\u76ee\u5f55\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u5207\u6362<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Working_Principle\" >\u5de5\u4f5c\u539f\u7406<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Surge_Detection\" >\u6d6a\u6d8c\u68c0\u6d4b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Voltage_Clamping\" >\u7535\u538b\u94b3\u4f4d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Energy_Absorption\" >\u80fd\u91cf\u5438\u6536<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Classification_of_DC_SPD\" >\u76f4\u6d41\u9632\u96f7\u5668\u7684\u5206\u7c7b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Automotive_SPDs\" >\u6c7d\u8f66 SPD<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#DC_SPDs_with_Metal_Oxide_Varistors_MOVs\" >\u5e26\u91d1\u5c5e\u6c27\u5316\u7269\u538b\u654f\u7535\u963b (MOV) \u7684\u76f4\u6d41 SPD<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#DC_SPDs_with_Gas_Discharge_Tubes_GDTs\" >\u5e26\u6c14\u4f53\u653e\u7535\u7ba1 (GDT) \u7684\u76f4\u6d41 SPD<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#DC_SPDs_with_Silicon_Avalanche_Diodes_SADs\" >\u5e26\u6709\u7845\u96ea\u5d29\u4e8c\u6781\u7ba1 (SAD) \u7684\u76f4\u6d41 SPD<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Hybrid_Surge_Protective_Device\" >\u6df7\u5408\u7535\u6d8c\u4fdd\u62a4\u5668<\/a><\/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\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Photovoltaic_Surge_Protectors\" >\u5149\u4f0f\u6d6a\u6d8c\u4fdd\u62a4\u5668<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Features_of_DC_SPD\" >\u76f4\u6d41\u9632\u96f7\u5668\u7684\u7279\u70b9<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Voltage_Rating\" >\u989d\u5b9a\u7535\u538b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Clamping_Voltage\" >\u7b9d\u4f4d\u7535\u538b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Surge_Current_Handling\" >\u6d6a\u6d8c\u7535\u6d41\u5904\u7406<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Response_Time\" >\u54cd\u5e94\u65f6\u95f4<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Comparing_DC_SPD_with_AC_SPD\" >\u76f4\u6d41 SPD \u4e0e\u4ea4\u6d41 SPD \u7684\u6bd4\u8f83<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Frequency_Handling\" >\u9891\u7387\u5904\u7406<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Polarity_Sensitivity\" >\u6781\u6027\u7075\u654f\u5ea6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Surge_Detection_and_Clamping\" >\u6d6a\u6d8c\u68c0\u6d4b\u548c\u94b3\u4f4d<\/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\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Voltage_Ratings\" >\u989d\u5b9a\u7535\u538b<\/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\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Voltage_Type\" >\u7535\u538b\u7c7b\u578b<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Main_Parameters_of_DC_SPD\" >\u76f4\u6d41\u9632\u96f7\u5668\u4e3b\u8981\u53c2\u6570<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Primary_Components_in_a_DC_SPD\" >\u76f4\u6d41 SPD \u4e2d\u7684\u4e3b\u8981\u5143\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Advantages_of_using_a_DC_SPD\" >\u4f7f\u7528\u76f4\u6d41 SPD \u7684\u4f18\u70b9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Factors_to_Consider_When_Selecting_a_SPD\" >\u9009\u62e9 SPD \u65f6\u8981\u8003\u8651\u7684\u56e0\u7d20<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Installing_a_DC_SPD\" >\u5b89\u88c5\u76f4\u6d41\u9632\u96f7\u5668<\/a><\/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\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Testing_a_DC_Surge_Protective_Device\" >\u6d4b\u8bd5\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Standards_Used_For_DC_SPD\" >\u76f4\u6d41 SPD \u4f7f\u7528\u7684\u6807\u51c6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668-2\/#Applications_of_DC_SPD\" >\u76f4\u6d41\u9632\u96f7\u5668\u7684\u5e94\u7528<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Working_Principle\"><\/span>\u5de5\u4f5c\u539f\u7406<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6b63\u786e\u9009\u62e9\u3001\u5b89\u88c5\u548c\u7ef4\u62a4\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u5bf9\u4e8e\u786e\u4fdd\u6709\u6548 <a href=\"https:\/\/www.nemasurge.org\/what-is-spd\/\">\u7535\u538b\u6d6a\u6d8c\u4fdd\u62a4<\/a> \u5728\u76f4\u6d41\u7cfb\u7edf\u4e2d\u3002\u76f4\u6d41 SPD \u7684\u6027\u80fd\u6548\u679c\u968f\u6d6a\u6d8c\u989d\u5b9a\u503c\u3001\u94b3\u4f4d\u7535\u538b\u3001\u54cd\u5e94\u65f6\u95f4\u548c\u5177\u4f53\u5e94\u7528\u7b49\u56e0\u7d20\u800c\u53d8\u5316\u3002<\/p>\n<p>\u60a8\u53ef\u4ee5\u6309\u5982\u4e0b\u65b9\u5f0f\u5206\u89e3\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u7684\u5de5\u4f5c\u539f\u7406\uff1a<\/p>\n<figure id=\"attachment_45335\" aria-describedby=\"caption-attachment-45335\" style=\"width: 620px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45335\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/Figure-1-DC-Surge-protective-device.jpg\" alt=\"\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668\" width=\"620\" height=\"429\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/Figure-1-DC-Surge-protective-device.jpg 620w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/Figure-1-DC-Surge-protective-device-150x104.jpg 150w\" sizes=\"auto, (max-width: 620px) 100vw, 620px\" \/><figcaption id=\"caption-attachment-45335\" class=\"wp-caption-text\">\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Surge_Detection\"><\/span>\u6d6a\u6d8c\u68c0\u6d4b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u53ef\u68c0\u6d4b\u76f4\u6d41\u7cfb\u7edf\u4e2d\u8d85\u51fa\u5176\u989d\u5b9a\u503c\u7684\u7535\u538b\u6d6a\u6d8c\u3002\u8be5\u88c5\u7f6e\u901a\u5e38\u5229\u7528\u7279\u6b8a\u7535\u8def\u6765\u68c0\u6d4b\u6d6a\u6d8c\uff0c\u4ee5\u76d1\u6d4b\u7535\u538b\u6c34\u5e73\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Voltage_Clamping\"><\/span>\u7535\u538b\u94b3\u4f4d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668\u5229\u7528\u91d1\u5c5e\u6c27\u5316\u7269\u538b\u654f\u7535\u963b (MOV) \u6216\u6c14\u4f53\u653e\u7535\u7ba1 (GDT) \u7b49\u5143\u4ef6\u6765\u5b9e\u73b0\u7535\u538b\u94b3\u4f4d\u3002\u8fd9\u4e9b\u5143\u4ef6\u5bf9\u6b63\u5e38\u8303\u56f4\u5185\u7684\u7535\u538b\u8868\u73b0\u51fa\u8f83\u9ad8\u7684\u62b5\u6297\u529b\uff0c\u4ece\u800c\u5141\u8bb8\u6b63\u5e38\u7684\u7535\u6d41\u6d41\u52a8\u3002<\/p>\n<p>\u7136\u800c\uff0c\u8d85\u8fc7\u9608\u503c\u7684\u7535\u538b\u6d6a\u6d8c\u4f1a\u663e\u8457\u964d\u4f4e\u5143\u4ef6\u7684\u7535\u963b\uff0c\u4e3a\u6d6a\u6d8c\u7535\u6d41\u521b\u5efa\u4e00\u6761\u4f4e\u963b\u6297\u8def\u5f84\u3002\u8d85\u8fc7\u9608\u503c\u7684\u7535\u538b\u5c06\u88ab\u89c6\u4e3a\u6d6a\u6d8c\uff0c\u8be5\u9608\u503c\u79f0\u4e3a\u94b3\u4f4d\u7535\u538b\u6216\u5141\u8bb8\u901a\u8fc7\u7535\u538b\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Energy_Absorption\"><\/span>\u80fd\u91cf\u5438\u6536<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u6d6a\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u7684\u4e3b\u8981\u5143\u4ef6\u53ef\u5728\u7535\u538b\u6d6a\u6d8c\u901a\u8fc7\u88c5\u7f6e\u65f6\u5438\u6536\u591a\u4f59\u7684\u80fd\u91cf\u3002\u91d1\u5c5e\u6c27\u5316\u7269\u538b\u654f\u7535\u963b (MOV) \u7684\u8bbe\u8ba1\u4f7f\u5176\u5728\u9ad8\u7535\u538b\u4e0b\u51fb\u7a7f\uff0c\u5c06\u6d6a\u6d8c\u4ee5\u70ed\u91cf\u7684\u5f62\u5f0f\u8017\u6563\u3002<\/p>\n<figure id=\"attachment_45336\" aria-describedby=\"caption-attachment-45336\" style=\"width: 618px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45336\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-2-DC-surge-protective-working-principle.jpg\" alt=\"\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668\u5de5\u4f5c\u539f\u7406\" width=\"618\" height=\"408\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-2-DC-surge-protective-working-principle.jpg 618w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-2-DC-surge-protective-working-principle-150x99.jpg 150w\" sizes=\"auto, (max-width: 618px) 100vw, 618px\" \/><figcaption id=\"caption-attachment-45336\" class=\"wp-caption-text\">\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668\u5de5\u4f5c\u539f\u7406<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Classification_of_DC_SPD\"><\/span>\u76f4\u6d41\u9632\u96f7\u5668\u7684\u5206\u7c7b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6709\u591a\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5bf9\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u8fdb\u884c\u5206\u7c7b\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u5305\u62ec\u914d\u7f6e\u548c\u4f7f\u7528\u901a\u7528\u57fa\u7840\u3002\u5bf9\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u8fdb\u884c\u5206\u7c7b\u7684\u5e38\u7528\u65b9\u6cd5\u662f\u57fa\u4e8e\u5176\u4e3b\u8981\u7ec4\u4ef6\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Automotive_SPDs\"><\/span>\u6c7d\u8f66 SPD<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u6c7d\u8f66\u5e94\u7528\u4e2d\u7684\u6d6a\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u53ef\u4fdd\u62a4\u8f66\u8f86\u4e2d\u7684\u7535\u5b50\u7cfb\u7edf\u548c\u90e8\u4ef6\u514d\u53d7\u7834\u574f\u6027\u77ac\u53d8\u548c\u7535\u538b\u6d6a\u6d8c\u7684\u5f71\u54cd\u3002\u8fd9\u4e9b\u5f71\u54cd\u53ef\u80fd\u56e0 EMI\u3001\u8d1f\u8f7d\u7a81\u964d\u548c\u7535\u611f\u53cd\u51b2\u800c\u4ea7\u751f\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DC_SPDs_with_Metal_Oxide_Varistors_MOVs\"><\/span>\u5e26\u91d1\u5c5e\u6c27\u5316\u7269\u538b\u654f\u7535\u963b (MOV) \u7684\u76f4\u6d41 SPD<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>MOV \u662f\u76f4\u6d41 SPD \u4e2d\u7684\u5e38\u89c1\u5143\u4ef6\uff0c\u53ef\u901a\u8fc7\u8f6c\u79fb\u6d6a\u6d8c\u63d0\u4f9b\u7535\u538b\u94b3\u4f4d\u548c\u80fd\u91cf\u5438\u6536\u529f\u80fd\uff0c\u4ece\u800c\u4fdd\u62a4\u8bbe\u5907\u3002\u4f7f\u7528\u91d1\u5c5e\u6c27\u5316\u7269\u538b\u654f\u7535\u963b\u7684\u76f4\u6d41 SPD \u5177\u6709\u5404\u79cd\u7535\u538b\u989d\u5b9a\u503c\u548c\u914d\u7f6e\uff0c\u4ee5\u6ee1\u8db3\u5176\u76f4\u6d41\u8981\u6c42\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DC_SPDs_with_Gas_Discharge_Tubes_GDTs\"><\/span>\u5e26\u6c14\u4f53\u653e\u7535\u7ba1 (GDT) \u7684\u76f4\u6d41 SPD<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>GDT \u4e5f\u662f DCSPD \u4e2d\u4f7f\u7528\u7684\u6d6a\u6d8c\u4fdd\u62a4\u5143\u4ef6\uff0c\u5177\u6709\u5feb\u901f\u54cd\u5e94\u65f6\u95f4\u548c\u9ad8\u6d6a\u6d8c\u7535\u6d41\u5904\u7406\u80fd\u529b\u3002\u6b64\u7c7b DC SPD \u53ef\u7528\u4e8e\u9700\u8981\u5f3a\u5927\u6d6a\u6d8c\u4fdd\u62a4\u7684 DC \u5e94\u7528\uff0c\u5982\u7535\u4fe1\u7cfb\u7edf\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DC_SPDs_with_Silicon_Avalanche_Diodes_SADs\"><\/span>\u5e26\u6709\u7845\u96ea\u5d29\u4e8c\u6781\u7ba1 (SAD) \u7684\u76f4\u6d41 SPD<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>SAD \u662f\u4e00\u79cd\u534a\u5bfc\u4f53\u5668\u4ef6\uff0c\u65e8\u5728\u901a\u8fc7\u63d0\u4f9b\u4f4e\u94b3\u4f4d\u7535\u538b\u548c\u5feb\u901f\u54cd\u5e94\u65f6\u95f4\u6765\u9632\u6b62\u7535\u538b\u77ac\u53d8\u3002\u57fa\u4e8e SAD \u7684 SPD \u7528\u4e8e\u9700\u8981\u7cbe\u786e\u7535\u538b\u94b3\u4f4d\u548c\u4f4e\u901a\u65ad\u7535\u538b\u7684\u654f\u611f\u7535\u5b50\u8bbe\u5907\u548c\u901a\u4fe1\u7cfb\u7edf\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Hybrid_Surge_Protective_Device\"><\/span>\u6df7\u5408\u7535\u6d8c\u4fdd\u62a4\u5668<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u8fd9\u4e9b\u6d6a\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u7ed3\u5408\u4e86 SAD\u3001MOV \u548c GDT \u7b49\u591a\u79cd\u6280\u672f\uff0c\u53ef\u63d0\u4f9b\u589e\u5f3a\u7684\u77ac\u53d8\u4fdd\u62a4\u6027\u80fd\u3002\u5b83\u4eec\u5229\u7528\u5355\u4e2a\u7ec4\u4ef6\u7684\u4f18\u52bf\uff0c\u63d0\u4f9b\u5168\u9762\u7684\u4fdd\u62a4\uff0c\u9632\u6b62\u5404\u79cd\u77ac\u53d8\u548c\u7535\u538b\u6d6a\u6d8c\u3002<\/p>\n<figure id=\"attachment_45337\" aria-describedby=\"caption-attachment-45337\" style=\"width: 622px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45337\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-3-hybrid-surge-protective-device.jpg\" alt=\"\u6df7\u5408\u7535\u6d8c\u4fdd\u62a4\u5668\" width=\"622\" height=\"245\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-3-hybrid-surge-protective-device.jpg 622w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-3-hybrid-surge-protective-device-150x59.jpg 150w\" sizes=\"auto, (max-width: 622px) 100vw, 622px\" \/><figcaption id=\"caption-attachment-45337\" class=\"wp-caption-text\">\u6df7\u5408\u7535\u6d8c\u4fdd\u62a4\u5668<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Photovoltaic_Surge_Protectors\"><\/span>\u5149\u4f0f\u6d6a\u6d8c\u4fdd\u62a4\u5668<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u8fd9\u4e9b\u7535\u6d8c\u4fdd\u62a4\u5668\u4e13\u4e3a\u4fdd\u62a4\u592a\u9633\u80fd\u5149\u4f0f\u7cfb\u7edf\u514d\u53d7\u7535\u6c14\u5e72\u6270\u800c\u8bbe\u8ba1\u3002\u5176\u8bbe\u8ba1\u80fd\u591f\u6ee1\u8db3\u76f4\u6d41\u4f9b\u7535\u592a\u9633\u80fd\u88c5\u7f6e\u7684\u7279\u6b8a\u8981\u6c42\u4ee5\u53ca\u5149\u4f0f\u677f\u7684\u53ef\u9760\u8fd0\u884c\u3002<\/p>\n<figure id=\"attachment_45338\" aria-describedby=\"caption-attachment-45338\" style=\"width: 658px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45338\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-4-Photovoltaic-surge-protector.jpg\" alt=\"\u5149\u4f0f\u9632\u96f7\u5668\" width=\"658\" height=\"538\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-4-Photovoltaic-surge-protector.jpg 658w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-4-Photovoltaic-surge-protector-150x123.jpg 150w\" sizes=\"auto, (max-width: 658px) 100vw, 658px\" \/><figcaption id=\"caption-attachment-45338\" class=\"wp-caption-text\">\u5149\u4f0f\u9632\u96f7\u5668<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Features_of_DC_SPD\"><\/span>\u76f4\u6d41\u9632\u96f7\u5668\u7684\u7279\u70b9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5728\u9009\u62e9\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u65f6\uff0c\u8003\u8651\u5176\u529f\u80fd\u548c\u7cfb\u7edf\u8981\u6c42\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u4e00\u6b65\u3002\u8fd9\u53ef\u8ba9\u60a8\u786e\u4fdd\u60a8\u7684\u9009\u62e9\u9002\u5408\u4efb\u52a1\uff0c\u4ece\u800c\u964d\u4f4e\u635f\u574f\u548c\u505c\u673a\u98ce\u9669\u3002<\/p>\n<p>\u5404\u79cd\u7279\u6027\u51b3\u5b9a\u4e86\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e (SPD) \u5728\u76f4\u6d41\u4f9b\u7535\u7cfb\u7edf\u4e2d\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002\u4ee5\u4e0b\u662f\u76f4\u6d41 SPD \u4e2d\u63cf\u8ff0\u7684\u4e00\u4e9b\u5e38\u89c1\u7279\u6027\uff1a<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Voltage_Rating\"><\/span>\u989d\u5b9a\u7535\u538b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u4f7f\u7528\u4e0d\u540c\u7684\u989d\u5b9a\u7535\u538b\uff0c\u4e0e\u5b83\u4eec\u8981\u4fdd\u62a4\u7684\u7279\u5b9a\u76f4\u6d41\u7535\u6e90\u7cfb\u7edf\u76f8\u5bf9\u5e94\u3002\u9009\u62e9\u989d\u5b9a\u7535\u538b\u4e0e\u76f4\u6d41\u7cfb\u7edf\u76f8\u7b49\u6216\u8d85\u8fc7\u76f4\u6d41\u7cfb\u7edf\u7684\u76f4\u6d41 SPD \u662f\u786e\u4fdd\u6027\u80fd\u6709\u6548\u6027\u7684\u7406\u60f3\u9009\u62e9\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Clamping_Voltage\"><\/span>\u7b9d\u4f4d\u7535\u538b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u76f4\u6d41 SPD \u7684\u94b3\u4f4d\u7535\u538b\u662f\u6307\u6d6a\u6d8c\u4e8b\u4ef6\u671f\u95f4\u5141\u8bb8\u901a\u8fc7\u7684\u6700\u5927\u7535\u538b\u3002\u5f53\u7535\u538b\u8d85\u8fc7\u94b3\u4f4d\u7535\u538b\u65f6\uff0c\u76f4\u6d41 SPD \u4f1a\u8f6c\u79fb\u548c\/\u6216\u5438\u6536\u77ac\u6001\u7535\u538b\uff0c\u4ece\u800c\u4fdd\u62a4\u8bbe\u5907\u3002<\/p>\n<p>\u6700\u597d\u4f7f\u7528\u5177\u6709\u8f83\u4f4e\u94b3\u4f4d\u7535\u538b\u7684\u76f4\u6d41 SPD\uff0c\u56e0\u4e3a\u5b83\u4eec\u4f1a\u9650\u5236\u8bbe\u5907\u53ef\u63a5\u89e6\u7684\u7535\u538b\u91cf\u3002\u56e0\u6b64\uff0c\u5b83\u4e3a\u76f4\u6d41\u4f9b\u7535\u8bbe\u5907\u63d0\u4f9b\u4e86\u66f4\u597d\u7684\u4fdd\u62a4\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Surge_Current_Handling\"><\/span>\u6d6a\u6d8c\u7535\u6d41\u5904\u7406<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u76f4\u6d41 SPD \u7684\u6d6a\u6d8c\u7535\u6d41\u5904\u7406\u80fd\u529b\u51b3\u5b9a\u4e86\u5b83\u53ef\u4ee5\u5b89\u5168\u8f6c\u79fb\u6216\u5438\u6536\u7684\u6700\u5927\u6d6a\u6d8c\u7535\u6d41\u800c\u4e0d\u4f1a\u9020\u6210\u635f\u574f\u3002\u76f4\u6d41 SPD \u65e8\u5728\u7ba1\u7406\u7279\u5b9a\u7684\u6d6a\u6d8c\u7535\u6d41\uff0c\u8fd9\u662f\u4e3a\u60a8\u7684\u5e94\u7528\u9009\u62e9 SPD \u65f6\u7684\u4e00\u4e2a\u91cd\u8981\u7279\u6027\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Response_Time\"><\/span>\u54cd\u5e94\u65f6\u95f4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u7684\u54cd\u5e94\u65f6\u95f4\u51b3\u5b9a\u4e86\u5bf9\u7535\u6d8c\u4e8b\u4ef6\u505a\u51fa\u53cd\u5e94\u7684\u901f\u5ea6\u3002\u54cd\u5e94\u65f6\u95f4\u5feb\u7684\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u53ef\u4ee5\u66f4\u5feb\u5730\u9632\u6b62\u7535\u6d8c\uff0c\u5e76\u5c3d\u65e9\u5f00\u59cb\u7535\u6d8c\u7535\u6d41\u8f6c\u79fb\uff0c\u4ece\u800c\u964d\u4f4e\u635f\u574f\u7684\u53ef\u80fd\u6027\u3002<\/p>\n<figure id=\"attachment_45339\" aria-describedby=\"caption-attachment-45339\" style=\"width: 621px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45339\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-5-DC-SPD-parts.jpg\" alt=\"\u76f4\u6d41\u9632\u96f7\u5668\u914d\u4ef6\" width=\"621\" height=\"351\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-5-DC-SPD-parts.jpg 621w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-5-DC-SPD-parts-150x85.jpg 150w\" sizes=\"auto, (max-width: 621px) 100vw, 621px\" \/><figcaption id=\"caption-attachment-45339\" class=\"wp-caption-text\">\u76f4\u6d41\u9632\u96f7\u5668\u914d\u4ef6<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Comparing_DC_SPD_with_AC_SPD\"><\/span>\u76f4\u6d41 SPD \u4e0e\u4ea4\u6d41 SPD \u7684\u6bd4\u8f83<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u76f4\u6d41\u548c\u4ea4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\u53d6\u51b3\u4e8e\u6240\u4f7f\u7528\u7684\u7535\u529b\u7cfb\u7edf\u3002\u56e0\u6b64\uff0c\u4e24\u8005\u5728\u7535\u538b\u989d\u5b9a\u503c\u3001\u7535\u6d8c\u5904\u7406\u80fd\u529b\u3001\u54cd\u5e94\u65f6\u95f4\u548c\u6807\u51c6\u65b9\u9762\u7565\u6709\u4e0d\u540c\u3002<\/p>\n<p>\u4ee5\u4e0b\u9648\u8ff0\u91cd\u70b9\u4ecb\u7ecd\u4e86\u76f4\u6d41\u548c\u4ea4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e (SPD) \u4e4b\u95f4\u7684\u4e00\u4e9b\u76f8\u540c\u70b9\u548c\u4e0d\u540c\u70b9\uff1a<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Frequency_Handling\"><\/span>\u9891\u7387\u5904\u7406<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u7531\u4e8e\u76f4\u6d41\u7535\u538b\u6052\u5b9a\uff0c\u76f4\u6d41\u7cfb\u7edf\u4e2d\u4f7f\u7528\u7684\u7535\u6d8c\u4fdd\u62a4\u5668\u6ca1\u6709\u9891\u7387\u89c4\u8303\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u4ea4\u6d41\u7cfb\u7edf\u4e2d\u7684\u7535\u6d8c\u4fdd\u62a4\u5668\u5177\u6709\u4e0d\u540c\u7684\u9891\u7387\u9700\u6c42\uff0c\u9700\u8981\u4e0d\u540c\u7684\u5904\u7406\u65b9\u5f0f\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Polarity_Sensitivity\"><\/span>\u6781\u6027\u7075\u654f\u5ea6<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u76f4\u6d41\u7cfb\u7edf\u4e2d\u7684\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u5bf9\u6781\u6027\u654f\u611f\uff0c\u9700\u8981\u4ee5\u6b63\u786e\u7684\u7aef\u5b50\u5bf9\u9f50\u65b9\u5f0f\u8fdb\u884c\u5b89\u88c5\u3002\u7531\u4e8e\u4ea4\u6d41\u7cfb\u7edf\u4e2d\u7535\u538b\u65b9\u5411\u4e0d\u65ad\u53d8\u5316\uff0c\u5b83\u4eec\u6ca1\u6709\u7279\u5b9a\u7684\u7aef\u5b50\u540d\u79f0\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Surge_Detection_and_Clamping\"><\/span>\u6d6a\u6d8c\u68c0\u6d4b\u548c\u94b3\u4f4d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u6839\u636e\u7cfb\u7edf\u8bbe\u8ba1\uff0c\u76f4\u6d41\u548c\u4ea4\u6d41 SPD \u90fd\u4f1a\u901a\u8fc7\u5438\u6536\u6216\u5c06\u7535\u538b\u6d6a\u6d8c\u8f6c\u79fb\u5230\u5b89\u5168\u6c34\u5e73\u6765\u62b5\u6d88\u7535\u538b\u6d6a\u6d8c\u3002\u7136\u800c\uff0c\u4e0d\u540c\u7684\u7535\u538b\u7279\u6027\u53ef\u80fd\u4f1a\u5bfc\u81f4\u68c0\u6d4b\u548c\u94b3\u4f4d\u673a\u5236\u53d1\u751f\u53d8\u5316\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Voltage_Ratings\"><\/span>\u989d\u5b9a\u7535\u538b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u60a8\u4f1a\u53d1\u73b0\u76f4\u6d41\u548c\u4ea4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u7684\u989d\u5b9a\u7535\u538b\u53d6\u51b3\u4e8e\u5176\u6240\u7528\u7cfb\u7edf\u3002\u5927\u591a\u6570\u76f4\u6d41\u7cfb\u7edf\u7684\u989d\u5b9a\u7535\u538b\u4f4e\u4e8e\u4ea4\u6d41\u7cfb\u7edf\uff0c\u4ea4\u6d41\u7cfb\u7edf\u6700\u9ad8\u53ef\u8fbe 400V\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Voltage_Type\"><\/span>\u7535\u538b\u7c7b\u578b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u8fd9\u662f\u4e3a\u76f4\u6d41\u7cfb\u7edf\u8bbe\u8ba1\u7684\u76f4\u6d41SPD\u4e0e\u4e3a\u4ea4\u6d41\u7cfb\u7edf\u8bbe\u8ba1\u7684\u4ea4\u6d41SPD\u7684\u6839\u672c\u533a\u522b\u3002<\/p>\n<figure id=\"attachment_45340\" aria-describedby=\"caption-attachment-45340\" style=\"width: 599px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-45340 size-full\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-6-AC-SPD.jpg\" alt=\"\u4ea4\u6d41\u9632\u96f7\u5668\" width=\"599\" height=\"410\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-6-AC-SPD.jpg 599w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-6-AC-SPD-150x103.jpg 150w\" sizes=\"auto, (max-width: 599px) 100vw, 599px\" \/><figcaption id=\"caption-attachment-45340\" class=\"wp-caption-text\">\u4ea4\u6d41\u9632\u96f7\u5668<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Main_Parameters_of_DC_SPD\"><\/span>\u76f4\u6d41\u9632\u96f7\u5668\u4e3b\u8981\u53c2\u6570<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u7684\u53c2\u6570\u51b3\u5b9a\u4e86\u5176\u5728\u7279\u5b9a\u76f4\u6d41\u7cfb\u7edf\u4e2d\u9632\u7535\u538b\u6d6a\u6d8c\u7684\u6027\u80fd\u548c\u9002\u7528\u6027\u3002\u56e0\u6b64\uff0c\u4ed4\u7ec6\u8003\u8651\u8fd9\u4e9b\u53c2\u6570\u548c\u9884\u671f\u4f7f\u7528\u7684\u7cfb\u7edf\u5bf9\u4e8e\u6709\u6548\u5339\u914d\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<p>\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668\u63d0\u4f9b\u7684\u4e3b\u8981\u53c2\u6570\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u6f0f\u7535\u6d41\uff1a<\/strong> \u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668\u6b63\u5e38\u5de5\u4f5c\u65f6\uff0c\u6f0f\u7535\u6d41\u662f\u6307\u6d41\u8fc7\u5b83\u7684\u6700\u5c0f\u7535\u6d41\u3002\u6f0f\u7535\u6d41\u8d8a\u4f4e\u8d8a\u597d\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u51cf\u5c11\u6563\u70ed\u548c\u529f\u7387\u635f\u5931\u3002<\/li>\n<li><strong>\u6700\u5927\u8fde\u7eed\u5de5\u4f5c\u7535\u538b\uff1a<\/strong> \u6839\u636e\u7cfb\u7edf\u7684\u989d\u5b9a\u7535\u538b\u5b9a\u4e49\u76f4\u6d41\u7535\u538b\uff0c\u8d85\u8fc7\u8be5\u7535\u538b\u65f6\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u5c31\u4f1a\u6fc0\u6d3b\u3002<\/li>\n<li><strong>\u6807\u79f0\u653e\u7535\u7535\u6d41\uff1a<\/strong> \u63cf\u8ff0\u53d1\u751f\u6d6a\u6d8c\u4e8b\u4ef6\u65f6\u76f4\u6d41\u6d6a\u6d8c\u4fdd\u62a4\u5668\u53ef\u4ee5\u91ca\u653e\u7684\u6700\u9ad8\u7535\u6d41\u503c\u3002<\/li>\n<li><strong>\u5de5\u4f5c\u6e29\u5ea6\u8303\u56f4\uff1a<\/strong> \u5b9a\u4e49\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u53ef\u6700\u4f73\u8fd0\u884c\u7684\u6e29\u5ea6\u3002\u6b64\u53c2\u6570\u662f\u7279\u5b9a\u4e8e\u5e94\u7528\u7684\uff0c\u5c24\u5176\u662f\u5f53\u9700\u8981\u4fdd\u62a4\u7684\u76f4\u6d41\u7cfb\u7edf\u5728\u6781\u7aef\u6e29\u5ea6\u6761\u4ef6\u4e0b\u8fd0\u884c\u65f6\u3002<\/li>\n<li><strong>\u7535\u538b\u4fdd\u62a4\u7b49\u7ea7\uff1a<\/strong> \u8868\u793a\u5df2\u6fc0\u6d3b\u7684\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668\u7aef\u5b50\u95f4\u7684\u6700\u5927\u7535\u538b\u3002\u5f53\u6d41\u7ecf\u7535\u6d8c\u4fdd\u62a4\u5668\u7684\u7535\u6d41\u4e0e\u6807\u79f0\u653e\u7535\u7535\u6d41\u5339\u914d\u65f6\uff0c\u53ef\u8fbe\u5230\u8be5\u503c\u3002<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Primary_Components_in_a_DC_SPD\"><\/span>\u76f4\u6d41 SPD \u4e2d\u7684\u4e3b\u8981\u5143\u4ef6<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe loading=\"lazy\" title=\"\u7535\u6d8c\u4fdd\u62a4\u5668\/\u6d6a\u6d8c\u4fdd\u62a4\u5668\/SPD\u5de5\u4f5c\u539f\u7406\/\u8fc7\u7535\u538b\u4fdd\u62a4\u5668\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/d2UC56t0Ux4?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>\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u5668\u91c7\u7528\u5404\u79cd\u7535\u5b50\u5143\u4ef6\u6765\u7f13\u89e3\u9ad8\u538b\u7535\u6d8c\u3002\u8fd9\u4e9b\u5143\u4ef6\u53ef\u5206\u4e3a\u4e0d\u540c\u7c7b\u578b\uff0c\u6709\u4e9b\u5229\u7528\u591a\u79cd\u6280\u672f\u7ec4\u5408\u6765\u53d1\u6325\u4f18\u52bf\u3002<\/p>\n<p>\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u4e2d\u4f7f\u7528\u7684\u4e00\u4e9b\u4e3b\u8981\u7ec4\u4ef6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u6c14\u4f53\u653e\u7535\u7ba1\uff08GDT\uff09<\/strong><\/li>\n<\/ul>\n<p>\u7531\u4e24\u4e2a\u51b7\u8d1f\u6781\u677f\u7ec4\u6210\uff0c\u5c01\u95ed\u5728\u73bb\u7483\u6216\u9676\u74f7\u7ba1\u5185\uff0c\u5e76\u7531\u60f0\u6027\u6c14\u4f53\uff08\u901a\u5e38\u4e3a\u6c29\u6c14\uff09\u9694\u5f00\u3002\u5b83\u5229\u7528\u8f85\u52a9\u89e6\u53d1\u5242\u6765\u63d0\u9ad8\u89e6\u53d1\u653e\u7535\u7684\u6982\u7387\uff0c\u5e76\u4e14\u6709\u4e24\u6781\u548c\u4e09\u6781\u914d\u7f6e\u3002<\/p>\n<ul>\n<li><strong>\u77ac\u6001\u7535\u538b\u6291\u5236 (TVS) \u4e8c\u6781\u7ba1<\/strong><\/li>\n<\/ul>\n<p>\u8fd9\u4e9b\u662f\u5de5\u4f5c\u5728\u53cd\u5411\u51fb\u7a7f\u533a\u7684\u7279\u6b8a\u4e8c\u6781\u7ba1\u3002\u5b83\u4eec\u53ef\u7b9d\u4f4d\u548c\u8c03\u8282\u7535\u538b\u3002\u5176\u964d\u4f4e\u7684\u7b9d\u4f4d\u7535\u538b\u548c\u5feb\u901f\u54cd\u5e94\u4f7f\u5176\u53ef\u7528\u4e8e\u4f5c\u4e3a\u6700\u540e\u4e00\u5c42\u7684\u591a\u5c42\u4fdd\u62a4\u7535\u8def\u3002<\/p>\n<ul>\n<li><strong>\u91d1\u5c5e\u6c27\u5316\u7269\u538b\u654f\u7535\u963b (MOV)<\/strong><\/li>\n<\/ul>\n<p>MOV\u662f\u4e00\u79cd\u5229\u7528\u6c27\u5316\u950c\u4f5c\u4e3a\u91d1\u5c5e\u6c27\u5316\u7269\u7684\u534a\u5bfc\u4f53\uff0c\u5177\u6709\u975e\u7ebf\u6027\u7535\u963b\u7279\u6027\uff0c\u7535\u538b\u6ce2\u52a8\u4f53\u73b0\u7684\u662f\u7535\u963b\u503c\u7684\u53d8\u5316\uff0c\u5176\u5de5\u4f5c\u539f\u7406\u7c7b\u4f3c\u4e8e\u591a\u4e2aPN\u7ed3\u7684\u4e32\u5e76\u8054\u3002<\/p>\n<ul>\n<li><strong>\u706b\u82b1\u9699<\/strong><\/li>\n<\/ul>\n<p>\u901a\u5e38\u7531\u66b4\u9732\u5728\u7a7a\u6c14\u4e2d\u7684\u91d1\u5c5e\u6746\u914d\u5bf9\u800c\u6210\uff0c\u5e76\u7559\u6709\u95f4\u9694\u8ddd\u79bb\uff0c\u4e00\u6839\u6746\u8fde\u63a5\u5230\u4e2d\u6027\u7ebf\u6216\u7535\u6e90\u76f8\u7ebf\u3002\u53e6\u4e00\u6839\u6746\u8fde\u63a5\u5230\u63a5\u5730\u7aef\u5b50\uff0c\u7535\u538b\u6d6a\u6d8c\u4f1a\u7834\u574f\u95f4\u9694\u5e76\u8f6c\u79fb\u6d6a\u6d8c\u3002<\/p>\n<ul>\n<li><strong>\u627c\u6d41\u5708<\/strong><\/li>\n<\/ul>\n<p>\u91c7\u7528\u94c1\u6c27\u4f53\u78c1\u82af\uff0c\u7531\u5bf9\u79f0\u7f20\u7ed5\u7684\u7ebf\u5708\u5bf9\u7ec4\u6210\uff0c\u7ebf\u5708\u5bf9\u5177\u6709\u76f8\u540c\u7684\u5c3a\u5bf8\u548c\u531d\u6570\uff0c\u4ece\u800c\u5f62\u6210\u5177\u6709\u56db\u4e2a\u7aef\u5b50\u7684\u8bbe\u5907\u3002\u5b83\u4e3b\u8981\u51cf\u8f7b\u5171\u6a21\u4fe1\u53f7\u7535\u611f\uff0c\u540c\u65f6\u5bf9\u5dee\u6a21\u4fe1\u53f7\u6f0f\u7535\u611f\u7684\u5f71\u54cd\u6700\u5c0f\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Advantages_of_using_a_DC_SPD\"><\/span>\u4f7f\u7528\u76f4\u6d41 SPD \u7684\u4f18\u70b9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe loading=\"lazy\" title=\"\u76f4\u6d41SPD\u6d6a\u6d8c\u4fdd\u62a4\u5668 \u5982\u4f55\u5728\u592a\u9633\u80fd\u7cfb\u7edf\u4e2d\u5b89\u88c5SPD\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/n2GJEfG5v2I?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>\u901a\u8fc7\u4f7f\u7528\u76f4\u6d41 SPD\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u51cf\u8f7b\u76f4\u6d41\u4f9b\u7535\u7cfb\u7edf\u5bf9\u7535\u538b\u6d6a\u6d8c\u7684\u8106\u5f31\u6027\uff0c\u4ece\u800c\u63d0\u9ad8\u8bbe\u5907\u4fdd\u62a4\u3001\u7cfb\u7edf\u53ef\u9760\u6027\u548c\u6574\u4f53\u8fd0\u884c\u5b89\u5168\u6027\u3002<\/p>\n<p>\u4f7f\u7528\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u7684\u597d\u5904\u603b\u7ed3\u5982\u4e0b\uff1a<\/p>\n<p><strong>i. \u8bbe\u5907\u4fdd\u62a4\uff1a<\/strong> \u8fd9\u662f\u4e3a\u76f4\u6d41\u7cfb\u7edf\u914d\u7f6e\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u7684\u4e3b\u8981\u597d\u5904\u3002\u5b83\u53ef\u4ee5\u8f6c\u79fb\u6216\u6291\u5236\u8fc7\u5927\u7684\u7535\u538b\u6d6a\u6d8c\uff0c\u4fdd\u62a4\u8bbe\u5907\u514d\u53d7\u635f\u574f\u3002<\/p>\n<p><strong>ii. \u5ef6\u957f\u8bbe\u5907\u4f7f\u7528\u5bff\u547d\uff1a<\/strong> \u901a\u8fc7\u76f4\u6d41 SPD \u907f\u514d\u6d6a\u6d8c\u7684\u7834\u574f\u6027\u5f71\u54cd\u53ef\u4f7f\u8bbe\u5907\u8fd0\u884c\u66f4\u957f\u65f6\u95f4\u3002\u5426\u5219\uff0c\u672a\u53d7\u4fdd\u62a4\u7684\u8bbe\u5907\u5f88\u5bb9\u6613\u53d7\u5230\u7535\u538b\u6d6a\u6d8c\u7684\u5f71\u54cd\uff0c\u4ece\u800c\u5bfc\u81f4\u635f\u574f\u6216\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n<p><strong>iii. \u5b89\u5168\u4fdd\u969c\uff1a<\/strong> \u53d1\u751f\u6d6a\u6d8c\u4e8b\u4ef6\u65f6\uff0c\u5b83\u4eec\u4f1a\u9020\u6210\u5b89\u5168\u9690\u60a3\uff0c\u5c24\u5176\u662f\u5728\u4f7f\u7528\u9ad8\u80fd\u91cf\u76f4\u6d41\u7535\u6e90\u7684\u5de5\u4e1a\u73af\u5883\u4e2d\u3002\u901a\u8fc7\u5438\u6536\u6216\u91cd\u65b0\u5f15\u5bfc\u6d6a\u6d8c\u80fd\u91cf\uff0c\u8fd9\u4e9b\u8bbe\u5907\u53ef\u964d\u4f4e\u53d1\u751f\u7535\u6c14\u6545\u969c\u3001\u706b\u707e\u6216\u5176\u4ed6\u5b89\u5168\u9690\u60a3\u7684\u53ef\u80fd\u6027\u3002<\/p>\n<p><strong>iv. \u7cfb\u7edf\u53ef\u9760\u6027\uff1a<\/strong> \u7535\u6d8c\u4fdd\u62a4\u5668\u6709\u52a9\u4e8e\u63d0\u9ad8\u76f4\u6d41\u7cfb\u7edf\u7684\u4fdd\u62a4\u53ef\u9760\u6027\u3002\u5b83\u4eec\u53ef\u964d\u4f4e\u8bbe\u5907\u6545\u969c\u7684\u98ce\u9669\uff0c\u6709\u52a9\u4e8e\u7ef4\u6301\u8fde\u7eed\u8fd0\u884c\u5e76\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u4e2d\u65ad\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Factors_to_Consider_When_Selecting_a_SPD\"><\/span>\u9009\u62e9 SPD \u65f6\u8981\u8003\u8651\u7684\u56e0\u7d20<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u9009\u62e9\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u65f6\uff0c\u8bf7\u786e\u4fdd\u5b83\u4e0e\u60a8\u7684\u7cfb\u7edf\u517c\u5bb9\uff0c\u4e3a\u60a8\u63d0\u4f9b\u6240\u9700\u7684\u4fdd\u62a4\u3002\u8fd9\u6837\uff0c\u60a8\u5c06\u53d7\u76ca\u4e8e\u5b83\u5728\u6700\u5927\u9650\u5ea6\u964d\u4f4e\u4e0e\u7535\u538b\u77ac\u53d8\u76f8\u5173\u7684\u6f5c\u5728\u98ce\u9669\u65b9\u9762\u7684\u4f5c\u7528\u3002<\/p>\n<p>\u9700\u8981\u8003\u8651\u7684\u4e00\u4e9b\u5173\u952e\u56e0\u7d20\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u5f53\u524d\u8bc4\u7ea7\uff1a<\/strong> \u76f4\u6d41 SPD \u7684\u989d\u5b9a\u7535\u6d41\u5e94\u80fd\u591f\u652f\u6301\u7cfb\u7edf\u7684\u6700\u5927\u5de5\u4f5c\u7535\u6d41\u3002\u8fd9\u6837\uff0c\u7cfb\u7edf\u8d1f\u8f7d\u624d\u4e0d\u4f1a\u8fc7\u70ed\u800c\u5bfc\u81f4\u6545\u969c\u3002<\/li>\n<li><strong>\u5236\u9020\u5546\u7684\u58f0\u8a89\uff1a<\/strong> \u8c03\u67e5\u5236\u9020\u5546\u5e76\u8bc4\u4f30\u4ed6\u4eec\u5728\u751f\u4ea7\u9ad8\u8d28\u91cf SPD \u548c\u63d0\u4f9b\u4f18\u8d28\u5ba2\u6237\u652f\u6301\u65b9\u9762\u7684\u58f0\u8a89\u548c\u53ef\u9760\u6027\u3002<\/li>\n<li><strong>\u54cd\u5e94\u65f6\u95f4\uff1a<\/strong> \u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u7684\u54cd\u5e94\u65f6\u95f4\u8868\u793a\u5176\u5bf9\u7535\u6d8c\u4e8b\u4ef6\u7684\u53cd\u5e94\u901f\u5ea6\u3002\u60a8\u9700\u8981\u4e00\u4e2a\u77ed\u6682\u7684\u54cd\u5e94\u65f6\u95f4\uff0c\u4ee5\u5feb\u901f\u5904\u7406\u77ac\u53d8\u5e76\u62b5\u6d88\u4efb\u4f55\u5373\u5c06\u53d1\u751f\u7684\u635f\u5bb3\u3002<\/li>\n<li><strong>\u7b26\u5408\u6807\u51c6\uff1a<\/strong> \u9a8c\u8bc1\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u662f\u5426\u7b26\u5408\u5fc5\u8981\u7684\u884c\u4e1a\u6807\u51c6\u3002\u8fd9\u4e9b\u6807\u51c6\u53ef\u786e\u4fdd\u60a8\u8d2d\u4e70\u7684\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u7b26\u5408\u6027\u80fd\u6807\u51c6\u3002<\/li>\n<li><strong>\u6d6a\u6d8c\u7535\u6d41\u5bb9\u91cf\uff1a<\/strong> \u8bc4\u4f30\u76f4\u6d41 SPD \u7684\u9884\u671f\u6d6a\u6d8c\u7535\u6d41\u5bb9\u91cf\uff0c\u786e\u4fdd\u5b83\u80fd\u591f\u6709\u6548\u5730\u5904\u7406\u6d6a\u6d8c\u800c\u4e0d\u4f1a\u4e0d\u582a\u91cd\u8d1f\u3002<\/li>\n<li><strong>\u989d\u5b9a\u7535\u538b\uff1a<\/strong> \u76f4\u6d41\u7cfb\u7edf\u7684\u6700\u5927\u5de5\u4f5c\u7535\u538b\u51b3\u5b9a\u4e86\u76f4\u6d41 SPD \u7684\u989d\u5b9a\u7535\u538b\u3002\u5982\u679c\u8981\u63d0\u4f9b\u6709\u6548\u7684\u6d6a\u6d8c\u4fdd\u62a4\uff0c\u5176\u989d\u5b9a\u7535\u538b\u5e94\u7b49\u4e8e\u6216\u8d85\u8fc7\u8be5\u503c\u3002<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Installing_a_DC_SPD\"><\/span>\u5b89\u88c5\u76f4\u6d41\u9632\u96f7\u5668<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u7684\u5b89\u88c5\u5e94\u8c28\u614e\u8fdb\u884c\uff0c\u4ee5\u514d\u88c5\u7f6e\u6027\u80fd\u4f4e\u4e0b\u751a\u81f3\u635f\u574f\u3002\u5b89\u88c5\u65f6\uff0c\u8bf7\u7262\u8bb0\u88c5\u7f6e\u578b\u53f7\u3001\u7cfb\u7edf\u7279\u6027\u548c\u5f53\u5730\u6cd5\u89c4\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u5b89\u88c5\u8fc7\u7a0b\u4e2d\u7684\u4e00\u4e9b\u4e3b\u8981\u6ce8\u610f\u4e8b\u9879\uff1a<\/p>\n<ol>\n<li>\u9009\u62e9\u5408\u9002\u7684\u4f4d\u7f6e\uff0c\u4f7f\u5176\u5c3d\u53ef\u80fd\u9760\u8fd1\u53d7\u4fdd\u62a4\u7684\u8bbe\u5907\u3002\u8fd8\u5e94\u4fbf\u4e8e\u7ef4\u62a4\u548c\u68c0\u67e5\u65f6\u63a5\u8fd1\u3002<\/li>\n<li>\u6309\u7167\u5236\u9020\u5546\u63d0\u4f9b\u7684\u8bf4\u660e\u5b89\u88c5\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u3002\u4f7f\u7528\u9002\u5f53\u7684\u786c\u4ef6\u548c\u95f4\u9699\u5c06\u5176\u7262\u56fa\u5730\u56fa\u5b9a\u5728\u9002\u5f53\u7684\u8868\u9762\u4e0a\uff0c\u4ee5\u786e\u4fdd\u5145\u5206\u6563\u70ed\u548c\u901a\u98ce\u3002<\/li>\n<li>\u6309\u7167\u8bf4\u660e\u4f7f\u7528\u6807\u51c6\u7535\u7f06\u6216\u5bfc\u7ebf\u5c06\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u8fde\u63a5\u5230\u7535\u6e90\u7cfb\u7edf\u3002\u8fd9\u4e9b\u7535\u7f06\u6216\u5bfc\u7ebf\u5e94\u7262\u56fa\u4e14\u6709\u9002\u5f53\u7684\u7aef\u63a5\uff0c\u5e76\u4e14\u80fd\u591f\u5904\u7406\u6700\u5927\u9884\u671f\u7535\u6d41\u3002<\/li>\n<li>\u914d\u7f6e\u53ef\u9760\u3001\u4f4e\u7535\u963b\u7684\u63a5\u5730\u7cfb\u7edf\uff0c\u4ee5\u5e2e\u52a9\u76f4\u6d41 SPD \u5b89\u5168\u8f6c\u79fb\u6d6a\u6d8c\u7535\u6d41\u3002<\/li>\n<\/ol>\n<figure id=\"attachment_45341\" aria-describedby=\"caption-attachment-45341\" style=\"width: 612px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45341\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/Figure-7-installing-DC-SPD-overview.jpg\" alt=\"\u5b89\u88c5\u76f4\u6d41\u9632\u96f7\u5668\u6982\u8ff0\" width=\"612\" height=\"430\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/Figure-7-installing-DC-SPD-overview.jpg 612w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/Figure-7-installing-DC-SPD-overview-150x105.jpg 150w\" sizes=\"auto, (max-width: 612px) 100vw, 612px\" \/><figcaption id=\"caption-attachment-45341\" class=\"wp-caption-text\">\u5b89\u88c5\u76f4\u6d41\u9632\u96f7\u5668\u6982\u8ff0<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Testing_a_DC_Surge_Protective_Device\"><\/span>\u6d4b\u8bd5\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6d4b\u8bd5\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u53ef\u9a8c\u8bc1\u5176\u529f\u80fd\uff0c\u786e\u4fdd\u5176\u80fd\u591f\u6709\u6548\u5730\u4fdd\u62a4\u8bbe\u5907\u514d\u53d7\u7535\u538b\u6d6a\u6d8c\u7684\u5f71\u54cd\u3002\u6d4b\u8bd5\u65f6\uff0c\u5c06\u6d4b\u8bd5\u7ed3\u679c\u4e0e SPD \u9700\u8981\u9075\u5b88\u7684\u7279\u5b9a\u54cd\u5e94\u7279\u6027\u8fdb\u884c\u6bd4\u8f83\u3002<\/p>\n<p>\u5e38\u7528\u7684\u6d4b\u8bd5\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u7edd\u7f18\u7535\u963b\u6d4b\u8bd5\uff1a <\/strong>\u5728\u8fd9\u91cc\uff0c\u60a8\u5c06 SPD \u4e0e\u76f4\u6d41\u7535\u6e90\u65ad\u5f00\uff0c\u5e76\u6d4b\u91cf\u8bbe\u5907\u4e0e\u63a5\u5730\u7aef\u5b50\u4e4b\u95f4\u7684\u7535\u963b\u3002\u8fd9\u53ef\u786e\u4fdd\u4e0d\u5b58\u5728\u6cc4\u6f0f\u6216\u6545\u969c\u8def\u5f84\u3002<\/li>\n<li><strong>\u7535\u538b\u964d\u6d4b\u8bd5\uff1a <\/strong>\u6b64\u6d4b\u8bd5\u53ef\u786e\u4fdd\u7535\u538b\u964d\u5728\u89c4\u5b9a\u7684\u8303\u56f4\u5185\u3002\u5c06\u8bbe\u5907\u8fde\u63a5\u5230\u76f4\u6d41\u7535\u6e90\uff0c\u7136\u540e\u65bd\u52a0\u989d\u5b9a\u7535\u538b\u5e76\u8fdb\u884c\u6d4b\u91cf\u3002<\/li>\n<li><strong>\u6d6a\u6d8c\u6d4b\u8bd5\uff1a<\/strong> \u5728\u8fd9\u91cc\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u5c06\u6d6a\u6d8c\u8109\u51b2\u65bd\u52a0\u5230\u6d6a\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u6765\u6a21\u62df\u77ac\u6001\u6d6a\u6d8c\u3002\u7136\u540e\uff0c\u68c0\u67e5\u6ce2\u5f62\u5e76\u5c06\u5176\u4e0e\u6d4b\u8bd5\u89c4\u8303\u8fdb\u884c\u6bd4\u8f83\u3002<\/li>\n<\/ul>\n<figure id=\"attachment_45342\" aria-describedby=\"caption-attachment-45342\" style=\"width: 624px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45342\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/Figure-8-testing-and-instalation-of-SPD-explained.jpg\" alt=\"SPD \u6d4b\u8bd5\u4e0e\u5b89\u88c5\u8bf4\u660e\" width=\"624\" height=\"431\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/Figure-8-testing-and-instalation-of-SPD-explained.jpg 624w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/Figure-8-testing-and-instalation-of-SPD-explained-150x104.jpg 150w\" sizes=\"auto, (max-width: 624px) 100vw, 624px\" \/><figcaption id=\"caption-attachment-45342\" class=\"wp-caption-text\">SPD \u6d4b\u8bd5\u4e0e\u5b89\u88c5\u8bf4\u660e<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Standards_Used_For_DC_SPD\"><\/span>\u76f4\u6d41 SPD \u4f7f\u7528\u7684\u6807\u51c6<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6807\u51c6\u786e\u5b9a\u4e86\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u7684\u8d28\u91cf\u3001\u53ef\u9760\u6027\u548c\u5b89\u5168\u6027\u3002\u8fd9\u4e9b\u6807\u51c6\u7531\u76d1\u7ba1\u673a\u6784\u63d0\u4f9b\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/American_National_Standards_Institute\"><strong>\u7f8e\u56fd\u56fd\u5bb6\u6807\u51c6<\/strong><\/a><strong>\/<\/strong><a href=\"https:\/\/en.wikipedia.org\/wiki\/Institute_of_Electrical_and_Electronics_Engineers\"><strong>\u7535\u6c14\u7535\u5b50\u5de5\u7a0b\u5e08\u5b66\u4f1a<\/strong><\/a><strong>45:<\/strong> \u5c55\u671b\u4e86\u76f4\u6d41\u7cfb\u7edf\u4e2d\u7535\u6d8c\u4fdd\u62a4\u88c5\u7f6e\u7684\u7535\u6d8c\u6d4b\u8bd5\u6027\u80fd\u3002<\/li>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/International_Electrotechnical_Commission\"><strong>\u56fd\u9645\u7535\u5de5\u59d4\u5458\u4f1a<\/strong><\/a><strong>61643-11:<\/strong> \u8ba8\u8bba\u8fde\u63a5\u5230\u4f4e\u538b\u7cfb\u7edf\u7684\u76f4\u6d41 SPD \u7684\u6d4b\u8bd5\u65b9\u6cd5\u548c\u8981\u6c42\u3002<\/li>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/International_Electrotechnical_Commission\"><strong>\u56fd\u9645\u7535\u5de5\u59d4\u5458\u4f1a<\/strong><\/a><strong>61643-21:<\/strong> \u63d0\u4f9b\u9488\u5bf9\u4fe1\u53f7\u7f51\u7edc\u548c\u7535\u4fe1\u4e2d\u4f7f\u7528\u7684\u76f4\u6d41 SPD \u7279\u5b9a\u6d4b\u8bd5\u65b9\u6cd5\u7684\u6307\u5357\u3002<\/li>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/International_Electrotechnical_Commission\"><strong>\u56fd\u9645\u7535\u5de5\u59d4\u5458\u4f1a<\/strong><\/a><strong>61643-22:<\/strong> \u4ecb\u7ecd\u4e86\u7535\u4fe1\u548c\u4f20\u8f93\u7f51\u7edc\u4e2d\u4f7f\u7528\u7684\u76f4\u6d41SPD\u7684\u9009\u62e9\u548c\u5e94\u7528\u3002<\/li>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/Underwriters_Laboratories\"><strong>\u7f8e\u56fd\u4fdd\u9669\u5546\u5b9e\u9a8c\u5ba4<\/strong><\/a><strong>\uff08UL\uff091449\uff1a<\/strong> \u6982\u8ff0\u76f4\u6d41 SPD \u7684\u5b89\u5168\u548c\u6027\u80fd\u7a0b\u5e8f\u3002<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Applications_of_DC_SPD\"><\/span>\u76f4\u6d41\u9632\u96f7\u5668\u7684\u5e94\u7528<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u76f4\u6d41 SPD \u5728\u4fdd\u62a4\u8bbe\u5907\u514d\u53d7\u7535\u538b\u6d6a\u6d8c\u5f71\u54cd\u65b9\u9762\u7684\u4f5c\u7528\u5728\u4ee5\u4e0b\u4e0d\u540c\u5e94\u7528\u4e2d\u5f97\u5230\u4f53\u73b0\uff1a<\/p>\n<p><strong>i. \u6570\u636e\u4e2d\u5fc3\uff1a<\/strong> \u76f4\u6d41 SPD \u5bf9\u4e8e\u9632\u6b62\u5b58\u50a8\u8bbe\u5907\u3001\u7f51\u7edc\u8bbe\u5907\u548c\u670d\u52a1\u5668\u4e2d\u7684\u6570\u636e\u4e22\u5931\u548c\u8bbe\u5907\u635f\u574f\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<p><strong>ii. \u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\uff1a<\/strong> \u7528\u4e8e\u5229\u7528\u76f4\u6d41\u7535\u7684\u63a7\u5236\u8bbe\u5907\uff0c\u4f8b\u5982\u4f20\u611f\u5668\u3001\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668 (PLC) \u548c\u7535\u673a\u9a71\u52a8\u5668\u3002<\/p>\n<p><strong>iii. \u53ef\u518d\u751f\u80fd\u6e90\uff1a<\/strong> \u98ce\u529b\u53d1\u7535\u548c\u592a\u9633\u80fd\u5149\u4f0f\u88c5\u7f6e\u5229\u7528\u76f4\u6d41 SPD \u6765\u4fdd\u62a4\u9006\u53d8\u5668\u7b49\u654f\u611f\u7535\u5b50\u8bbe\u5907\u3002<\/p>\n<p><strong>iv. \u5b58\u50a8\u7cfb\u7edf\uff1a<\/strong> \u5229\u7528\u7535\u6c60\u80fd\u91cf\u7684\u5b58\u50a8\u7cfb\u7edf\u4e2d\u7684\u76f4\u6d41 SPD \u53ef\u4fdd\u62a4\u7535\u6c60\u7ec4\u3001\u76d1\u63a7\u7cfb\u7edf\u548c\u7535\u6e90\u8f6c\u6362\u8bbe\u5907\u3002<\/p>\n<p><strong>v. \u7535\u4fe1\uff1a<\/strong> \u76f4\u6d41 SPD \u88ab\u5b89\u88c5\u5728\u901a\u4fe1\u8bbe\u65bd\u548c\u6570\u636e\u4e2d\u5fc3\uff0c\u4ee5\u4fdd\u62a4\u6570\u636e\u4f20\u8f93\u7ebf\u8def\u548c\u7535\u6e90\u7b49\u5173\u952e\u8bbe\u5907\u3002<\/p>\n<p><strong>vi. \u8fd0\u8f93\u7cfb\u7edf\uff1a<\/strong> \u7535\u52a8\u6c7d\u8f66\u3001\u6709\u8f68\u7535\u8f66\u548c\u706b\u8f66\u4ee5\u53ca\u7535\u529b\u53d8\u7535\u7ad9\u5728\u5145\u7535\u7ad9\u3001\u7535\u5b50\u63a7\u5236\u5355\u5143\u548c\u914d\u7535\u7cfb\u7edf\u4e2d\u91c7\u7528\u76f4\u6d41 SPD\u3002<\/p>\n<p>\u5bf9\u4e8e\u60a8\u7684\u6240\u6709\u76f4\u6d41\u7535\u6d8c\u4fdd\u62a4\u8bbe\u5907\uff0cLetop \u90fd\u53ef\u4ee5\u4e3a\u60a8\u63d0\u4f9b\u5e2e\u52a9\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>A DC surge protective device is designed to offer DC-powered systems and equipment protection from sudden spikes or surges in voltage. DC SPDs suppress or divert voltage surges preventing damage to sensitive electronic components, system failures, and even data loss. Working Principle Proper selection, installation, and maintenance of DC surge protective devices are necessary to [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":45343,"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-45334","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 Surge Protective Device - 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\u7535\u6d8c\u4fdd\u62a4\u5668-2\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DC Surge Protective Device - KDM Steel\" \/>\n<meta property=\"og:description\" content=\"A DC surge protective device is designed to offer DC-powered systems and equipment protection from sudden spikes or surges in voltage. 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