{"id":34047,"date":"2021-09-23T02:07:03","date_gmt":"2021-09-23T02:07:03","guid":{"rendered":"http:\/\/www.kdmsteel.com\/?p=34047"},"modified":"2021-09-23T02:34:29","modified_gmt":"2021-09-23T02:34:29","slug":"how-to-ground-electrical-enclosure","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/zh\/\u5982\u4f55\u63a5\u5730\u7535\u6c14\u5916\u58f3\/","title":{"rendered":"\u5982\u4f55\u63a5\u5730\u7535\u6c14\u5916\u58f3\uff1a\u5b8c\u6574\u6307\u5357"},"content":{"rendered":"<p>\u6b63\u786e\u7684\u7535\u6c14\u5916\u58f3\u63a5\u5730\u662f\u63d0\u4f9b\u5b89\u5168\u6027\u3001\u6027\u80fd\u548c\u6b63\u5e38\u8fd0\u884c\u65f6\u95f4\u7684\u91cd\u8981\u65b9\u9762\u3002<\/p>\n<p>\u7136\u800c\uff0c\u6211\u4eec\u603b\u662f\u5f88\u5bb9\u6613\u5ffd\u89c6 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Ground_(electricity)\">\u63a5\u5730<\/a> \u65b9\u9762\uff0c\u6216\u8005\u9519\u8bef\u5730\u4fee\u590d\u5b83\u4eec\u3002<\/p>\n<p>\u901a\u5e38\uff0c <a href=\"https:\/\/www.kdmsteel.com\/zh\/\u5b9a\u5236\u7535\u6c14\u5916\u58f3\u5236\u9020\u5546\/\">\u7535\u6c14\u5916\u58f3<\/a> \u5373\u4f7f\u63a5\u5730\u4e0d\u6b63\u786e\uff0c\u4e5f\u80fd\u7167\u5e38\u8fd0\u884c\uff0c\u4f46\u5982\u679c\u53d1\u751f\u6545\u969c\uff0c\u5219\u4f1a\u5bfc\u81f4\u5371\u9669\u3002<\/p>\n<p>\u63a7\u5236\u9762\u677f\u901a\u5e38\u5177\u6709\u8f93\u5165\u7535\u6e90\u9988\u9001\u88c5\u7f6e\uff0c\u8be5\u8f93\u5165\u7535\u6e90\u9988\u9001\u88c5\u7f6e\u5177\u6709\u63a5\u5730\u5bfc\u4f53\uff0c\u8be5\u63a5\u5730\u5bfc\u4f53\u6700\u7ec8\u4e0e\u7535\u6c14\u5916\u58f3\u8fde\u63a5\u3002<\/p>\n<p>\u672c\u6307\u5357\u8ba8\u8bba\u4e86\u4e00\u4e9b\u6709\u5173\u5982\u4f55\u63a5\u5730\u7535\u6c14\u5916\u58f3\u7684\u5e38\u89c1\u505a\u6cd5\uff1a<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 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\/\u5982\u4f55\u63a5\u5730\u7535\u6c14\u5916\u58f3\/#Earth_Grounding_Of_Electrical_Enclosure\" >\u7535\u6c14\u5916\u58f3\u7684\u63a5\u5730<\/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\/\u5982\u4f55\u63a5\u5730\u7535\u6c14\u5916\u58f3\/#Safety_First\" >\u5b89\u5168\u7b2c\u4e00<\/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\/\u5982\u4f55\u63a5\u5730\u7535\u6c14\u5916\u58f3\/#Minimizing_Noise\" >\u964d\u4f4e\u566a\u97f3<\/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\/\u5982\u4f55\u63a5\u5730\u7535\u6c14\u5916\u58f3\/#Grounding_Hardware\" >\u63a5\u5730\u786c\u4ef6<\/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\/\u5982\u4f55\u63a5\u5730\u7535\u6c14\u5916\u58f3\/#How_To_Ground_Enclosure_And_Backpanel\" >\u5982\u4f55\u63a5\u5730\u5916\u58f3\u548c\u80cc\u677f<\/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\/\u5982\u4f55\u63a5\u5730\u7535\u6c14\u5916\u58f3\/#Grounding_Conductors\" >\u63a5\u5730\u5bfc\u4f53<\/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\/\u5982\u4f55\u63a5\u5730\u7535\u6c14\u5916\u58f3\/#Star_Grounding\" >\u661f\u5f62\u63a5\u5730<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u5982\u4f55\u63a5\u5730\u7535\u6c14\u5916\u58f3\/#Grounding_Power_Supplies_VFDs_PLCs_And_Other_Devices\" >\u63a5\u5730\u7535\u6e90\u3001\u53d8\u9891\u5668\u3001PLC \u548c\u5176\u4ed6\u8bbe\u5907<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u5982\u4f55\u63a5\u5730\u7535\u6c14\u5916\u58f3\/#Chassis_Ground_And_Isolated_Ground\" >\u673a\u7bb1\u63a5\u5730\u548c\u9694\u79bb\u63a5\u5730<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Earth_Grounding_Of_Electrical_Enclosure\"><\/span>\u7535\u6c14\u5916\u58f3\u7684\u63a5\u5730<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe loading=\"lazy\" title=\"KDM IP65 \u7535\u6c14\u5916\u58f3\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/JPp49Z308RI?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>\u5982\u679c\u8bbe\u8ba1\u7535\u5b50\u4ea7\u54c1\uff0c\u63a5\u5730\u53ef\u80fd\u4e0d\u662f\u60a8\u76f4\u63a5\u5904\u7406\u7684\u4e8b\u60c5\u3002\u4f46\u662f\uff0c\u4e86\u89e3\u5982\u4f55\u63a5\u5730\u7684\u57fa\u672c\u539f\u7406\u4ecd\u7136\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002<\/p>\n<p>\u8fd9\u662f\u56e0\u4e3a\u5b83\u662f\u8bbe\u8ba1\u5b89\u5168\u7535\u6c14\u7cfb\u7edf\u516c\u8ba4\u7684\u6700\u4f73\u5b9e\u8df5\u7684\u4e00\u90e8\u5206\u3002<\/p>\n<p>\u5177\u4f53\u6765\u8bf4\uff0c\u60a8\u5c06\u6309\u7167\u81ea\u5df1\u7684\u65b9\u5f0f\u7814\u7a76\u63a5\u5730\u7cfb\u7edf\uff0c\u4ee5\u786e\u5b9a\u5c0f\u5de5\u5177\u5982\u4f55\u4e0e\u5927\u7535\u6e90\u8fde\u63a5\u3002<\/p>\n<p>\u5927\u591a\u6570\u5546\u4e1a\u548c\u4f4f\u5b85\u7535\u529b\u7cfb\u7edf\u90fd\u8bbe\u6709\u63a5\u5730\u68d2\u3002<\/p>\n<p>\u63a5\u5730\u68d2\u662f\u4e00\u79cd\u5bfc\u7535\u6027\u6781\u5f3a\u7684\u91d1\u5c5e\u68d2\uff0c\u5b83\u6c89\u5165\u6df7\u51dd\u571f\u4e2d\uff0c\u4e3a\u6742\u6563\u7535\u6d41\u63d0\u4f9b\u5b89\u5168\u8def\u5f84\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-34048 aligncenter\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2021\/09\/Figure-1-Grounded-Electrical-Enclosure-scaled.jpg\" alt=\"\u63a5\u5730\u7535\u6c14\u5916\u58f3\" width=\"2560\" height=\"1919\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2021\/09\/Figure-1-Grounded-Electrical-Enclosure-scaled.jpg 2560w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2021\/09\/Figure-1-Grounded-Electrical-Enclosure-150x112.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2021\/09\/Figure-1-Grounded-Electrical-Enclosure-768x576.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2021\/09\/Figure-1-Grounded-Electrical-Enclosure-1536x1151.jpg 1536w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2021\/09\/Figure-1-Grounded-Electrical-Enclosure-2048x1535.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/p>\n<p style=\"text-align: center;\">\u63a5\u5730\u7535\u6c14\u5916\u58f3<\/p>\n<p>\u7535\u6c14\u7cfb\u7edf\u7ec4\u4ef6\u901a\u8fc7\u7535\u6c14\u5916\u58f3\u5185\u7684\u63a5\u5730\u6761\u4e0e\u5730\u9762\u8fde\u63a5\u3002<\/p>\n<p>\u5982\u679c\u53d1\u751f\u7535\u6c14\u6545\u969c\uff0c\u5982\u63a5\u5730\u6545\u969c\u6216\u77ed\u8def\uff0c\u63a5\u5730\u53ef\u4f5c\u4e3a\u5b89\u5168\u8bbe\u65bd\uff0c\u9632\u6b62\u76f8\u5173\u5371\u9669\u3002<\/p>\n<p>\u5c3d\u7ba1\u5982\u6b64\uff0c\u63a5\u5730\u7684\u76ee\u7684\u4e0d\u4ec5\u4ec5\u662f\u5c06\u6742\u6563\u7535\u6d41\u4f20\u5bfc\u81f3\u5730\u9762\u3002<\/p>\n<p>\u5176\u6548\u679c\u662f\u5c06\u7535\u529b\u6062\u590d\u81f3\u5176\u6765\u6e90\u5904\uff0c\u7535\u6d41\u6fc0\u589e\u4f1a\u89e6\u53d1\u65ad\u8def\u5668\u7b49\u8fc7\u6d41\u88c5\u7f6e\u3002<\/p>\n<p>\u7136\u540e\u8fd9\u4e9b\u65ad\u8def\u5668\u542f\u52a8\u5e76\u505c\u6b62\u7535\u6d41\u6d41\u52a8\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Safety_First\"><\/span>\u5b89\u5168\u7b2c\u4e00<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4ece\u5b89\u5168\u89d2\u5ea6\u6765\u770b\uff0c\u7535\u6c14\u5916\u58f3\u5e94\u6b63\u786e\u63a5\u5730\uff0c\u4ee5\u6d88\u9664\u4efb\u4f55\u7535\u6c14\u6545\u969c\u3002<\/p>\n<p>\u4ece\u7535\u6c14\u5916\u58f3\u7bb1\u56de\u5230\u7535\u6e90\u5730\u7684\u63a5\u5730\u8def\u5f84\u7684\u7535\u963b\u5e94\u8be5\u975e\u5e38\u4f4e\u3002<\/p>\n<p>\u8fd9\u786e\u4fdd\u5f53\u5e26\u7535\u5bfc\u4f53\u63a5\u89e6 <a href=\"https:\/\/www.kdmsteel.com\/zh\/\u5b9a\u5236\u7535\u6c14\u5916\u58f3-2\/\">\u5916\u58f3<\/a>\uff0c\u7531\u6b64\u4ea7\u751f\u7684\u6545\u969c\u7535\u6d41\u83b7\u5f97\u4f4e\u963b\u6297\u8def\u5f84\u5e76\u5b89\u5168\u5730\u4f20\u5bfc\u81f3\u5730\u9762\u3002<\/p>\n<p>\u8fd9\u4f7f\u5f97\u8fc7\u6d41\u90e8\u4ef6\u80fd\u591f\u79ef\u6781\u3001\u5feb\u901f\u5730\u6253\u5f00\u548c\u65ad\u7535\u7535\u8def\uff0c\u4ee5\u5207\u65ad\u7535\u6e90\u3002<\/p>\n<p>\u672a\u63a5\u5730\u6216\u63a5\u5730\u4e0d\u5f53\u7684\u7535\u6c14\u5916\u58f3\u5c06\u65e0\u6cd5\u8fc5\u901f\u6d88\u9664\u6545\u969c\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u5b83\u53ef\u4ee5\u4fdd\u6301\u8fd0\u884c\u548c\u901a\u7535\uff0c\u53ef\u80fd\u4f7f\u7535\u6c14\u5916\u58f3\u5177\u6709\u975e\u96f6\u7535\u538b\u3002<\/p>\n<p>\u5728\u6b64\u9632\u62a4\u7bb1\u5468\u56f4\u6216\u5185\u90e8\u5de5\u4f5c\u7684\u4eba\u5458\u53ef\u80fd\u4f1a\u56e0\u6d6e\u52a8\u7535\u538b\u800c\u89e6\u7535\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Minimizing_Noise\"><\/span>\u964d\u4f4e\u566a\u97f3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u826f\u597d\u7684\u7535\u6c14\u5916\u58f3\u63a5\u5730\u505a\u6cd5\u5c06\u6709\u52a9\u4e8e\u51cf\u5f31\u4efb\u4f55\u7535\u6c14\u566a\u58f0\uff0c\u4f8b\u5982\u7531 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Variable-frequency_drive\">\u53d8\u9891\u9a71\u52a8\u5668<\/a> \uff08\u53d8\u9891\u5668\uff09\u3002<\/p>\n<p>\u4f4e\u566a\u97f3\u53ef\u964d\u4f4e\u654f\u611f\u8bbe\u5907\u51fa\u73b0\u95ee\u9898\u7684\u53ef\u80fd\u6027\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Grounding_Hardware\"><\/span>\u63a5\u5730\u786c\u4ef6<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u60a8\u5e94\u8be5\u5217\u51fa\u63a7\u5236\u9762\u677f\u5916\u58f3\u63a5\u5730\u4e2d\u4f7f\u7528\u7684\u6240\u6709\u7535\u6c14\u8fde\u63a5\u5668\u786c\u4ef6\u3002\u63a5\u5730\u7ebf\u7684\u4e00\u4e9b\u5e38\u89c1\u7aef\u63a5\u65b9\u5f0f\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u63a5\u5730\u7247\uff1a\u00a0<\/strong>\u8be5\u914d\u4ef6\u5177\u6709\u4e00\u4e2a\u538b\u7f29\u90e8\u5206\uff0c\u7528\u4e8e\u63a5\u6536\u4f20\u5165\u7684\u7535\u7f06\u3002\u6709\u4e00\u4e2a\u5b54\uff0c\u53ef\u8ba9\u60a8\u5c06\u5176\u7528\u87ba\u6813\u56fa\u5b9a\u5230\u9002\u5f53\u7684\u80cc\u677f\u6216\u5916\u58f3\u87ba\u67f1\u4e0a\u3002<\/li>\n<li><strong>\u63a5\u5730\u6761\uff1a\u00a0<\/strong>\u8fd9\u662f\u6307\u53ef\u4ee5\u8fde\u63a5\u8bb8\u591a\u63a5\u5730\u5bfc\u4f53\u7684\u6761\uff0c\u901a\u5e38\u9644\u5728\u80cc\u677f\u4e0a\u3002<\/li>\n<li><strong>\u63a5\u5730\u7aef\u5b50\uff1a <\/strong>\u538b\u7f29\u63a5\u7ebf\u7aef\u5b50\uff0c\u901a\u5e38\u4e3a\u7eff\u8272\/\u9ec4\u8272\u6216\u7eff\u8272\uff0c\u5982\u679c\u5b89\u88c5\u5219\u63a5\u5730\u81f3 DIN \u5bfc\u8f68\u6216\u540e\u9762\u677f\u3002<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"How_To_Ground_Enclosure_And_Backpanel\"><\/span>\u5982\u4f55\u63a5\u5730\u5916\u58f3\u548c\u80cc\u677f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u63a7\u5236\u9762\u677f\u5916\u58f3\u901a\u5e38\u662f\u91d1\u5c5e\u7684\uff0c\u5e76\u5177\u6709\u7528\u4e8e\u5b89\u88c5\u7ec4\u4ef6\u7684\u5185\u90e8\u91d1\u5c5e\u80cc\u677f\u3002<\/p>\n<p>\u5373\u4f7f\u975e\u91d1\u5c5e\u7535\u6c14\u5916\u58f3\u901a\u5e38\u4e5f\u7531\u91d1\u5c5e\u80cc\u677f\u7ec4\u6210\u3002<\/p>\n<p>UL \u5217\u51fa\u7684\u7535\u6c14\u5916\u58f3\u5c06\u9644\u5e26\u76f8\u5173\u6587\u4ef6\uff0c\u60a8\u5728\u5b89\u88c5\u8fc7\u7a0b\u4e2d\u5fc5\u987b\u9075\u5faa\u8fd9\u4e9b\u6587\u4ef6\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u5b83\u8fd8\u5c06\u5305\u62ec\u7528\u4e8e\u63a5\u5730\u673a\u67dc\u6240\u6709\u91d1\u5c5e\u90e8\u4ef6\u7684\u786c\u4ef6\u3002<\/p>\n<p>\u786c\u4ef6\u53ef\u80fd\u5305\u542b\u4e0d\u540c\u7684\u5730\u9762\u6807\u5fd7\u8d34\u7eb8\uff0c\u60a8\u9700\u8981\u5c06\u5176\u653e\u7f6e\u5728\u6bcf\u4e2a\u8fde\u63a5\u70b9\u5904\u3002<\/p>\n<p>\u901a\u5e38\uff0c\u60a8\u4f1a\u5c06\u63a5\u5165\u7684\u5730\u7ebf\u63a5\u5230\u80cc\u677f\u4e0a\u5b89\u88c5\u7684\u63a5\u5730\u7aef\u5b50\u3001\u63a5\u5730\u68d2\u6216\u63a5\u5730\u7247\u4e0a\u3002<\/p>\n<p>\u8be5\u8fde\u63a5\u5668\u5c06\u63a5\u5730\u5bfc\u4f53\u8fde\u63a5\u81f3\u5916\u58f3\u540e\u9762\u677f\u3002<\/p>\n<p>\u80cc\u677f\u901a\u5e38\u4f7f\u7528\u673a\u5668\u87ba\u9489\u6216\u87ba\u6bcd\u548c\u661f\u5f62\u57ab\u5708\u5b89\u88c5\uff0c\u4ee5\u786e\u4fdd\u5b83\u4eec\u56fa\u5b9a\u5728\u91d1\u5c5e\u7535\u6c14\u5916\u58f3\u4e0a\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-34049 aligncenter\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2021\/09\/Figure-2-Electrical-Enclosure-Grounding.jpg\" alt=\"\u7535\u6c14\u5916\u58f3\u63a5\u5730\" width=\"1350\" height=\"900\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2021\/09\/Figure-2-Electrical-Enclosure-Grounding.jpg 1350w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2021\/09\/Figure-2-Electrical-Enclosure-Grounding-150x100.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2021\/09\/Figure-2-Electrical-Enclosure-Grounding-768x512.jpg 768w\" sizes=\"auto, (max-width: 1350px) 100vw, 1350px\" \/><\/p>\n<p style=\"text-align: center;\">\u7535\u6c14\u5916\u58f3\u63a5\u5730<\/p>\n<p>\u91d1\u5c5e\u95e8\uff0c\u65e0\u8bba\u662f\u53ef\u62c6\u5378\u94f0\u94fe\u7c7b\u578b\u8fd8\u662f\u8fde\u7eed\u94f0\u94fe\u7c7b\u578b\uff0c\u90fd\u9700\u8981\u4ece\u80cc\u677f\u6216\u5916\u58f3\u5230\u95e8\u7684\u72ec\u7acb\u63a5\u5730\u8df3\u7ebf\u3002<\/p>\n<p>\u901a\u5e38\uff0c\u95e8\u4e0a\u88c5\u6709\u87ba\u67f1\u6765\u8d77\u5230\u8fd9\u4e2a\u4f5c\u7528\u3002<\/p>\n<p>\u59cb\u7ec8\u5efa\u8bae\u5c06\u6d82\u6f06\u5916\u90e8\u7684\u7535\u6c14\u5916\u58f3\u63a5\u5730\u8fde\u63a5\u5904\u7684\u6cb9\u6f06\u522e\u6389\uff0c\u9732\u51fa\u88f8\u9732\u7684\u91d1\u5c5e\u3002<\/p>\n<p>\u5373\u4f7f\u4f7f\u7528\u661f\u5f62\u57ab\u5708\uff0c\u4e5f\u6700\u597d\u8fd9\u6837\u505a\u4ee5\u786e\u4fdd\u6700\u4f73\u8fde\u63a5\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u5f53\u60a8\u5c06 DIN \u5bfc\u8f68\u5b89\u88c5\u5230\u80cc\u677f\u4e0a\u65f6\uff0c\u60a8\u9700\u8981\u4f7f\u7528\u653b\u4e1d\u548c\u94bb\u5b54\u673a\u5668\u87ba\u9489\u6765\u521b\u5efa\u7c98\u5408\u8fde\u63a5\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Grounding_Conductors\"><\/span>\u63a5\u5730\u5bfc\u4f53<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u60a8\u5fc5\u987b\u6839\u636e\u76f8\u5173\u884c\u4e1a\u6807\u51c6\u6765\u786e\u5b9a\u63a5\u5730\u5bfc\u4f53\u7684\u5c3a\u5bf8\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u4fdd\u62a4\u7535\u8def\u7684\u8fc7\u6d41\u88c5\u7f6e\u7684\u5c3a\u5bf8\u3002<\/p>\n<p>\u6839\u636e NFPA 79\uff0c\u7edd\u7f18\u63a5\u5730\u5bfc\u4f53\u7684\u989c\u8272\u4e3a\u7eff\u8272\u6216\u5e26\u6709\u9ec4\u8272\u6761\u7eb9\u7684\u7eff\u8272\u3002<\/p>\n<p>\u5c3d\u7ba1\u5982\u6b64\uff0c\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u7f16\u7ec7\u5e26\u6216\u88f8\u5bfc\u4f53\u53ef\u80fd\u662f\u53ef\u4ee5\u63a5\u53d7\u7684\uff0c\u4f8b\u5982\u9700\u8981\u7075\u6d3b\u6027\u7684\u5730\u65b9\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u672f\u8bed\u201c\u7535\u4f4d\u63a5\u5730 (PE)\u201d\u6216\u7b26\u53f7\u6765\u8bc6\u522b\u63a5\u5730\u70b9\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Star_Grounding\"><\/span>\u661f\u5f62\u63a5\u5730<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5207\u52ff\u4ee5\u201c\u83ca\u82b1\u94fe\u201d\u65b9\u5f0f\u6216\u8fde\u7eed\u8df3\u7ebf\u7684\u65b9\u5f0f\u8fdb\u884c\u7535\u6c14\u5916\u58f3\u63a5\u5730\u8fde\u63a5\u3002<\/p>\n<p>\u8fd9\u662f\u56e0\u4e3a\uff0c\u4efb\u4f55\u4e00\u4e2a\u4e92\u8fde\u53d1\u751f\u6545\u969c\u90fd\u4f1a\u5bfc\u81f4\u6240\u6709\u540e\u7eed\u8bbe\u5907\u7684\u63a5\u5730\u8026\u5408\u65ad\u5f00\u3002<\/p>\n<p>\u76f8\u53cd\uff0c\u60a8\u5e94\u8be5\u4f7f\u7528\u201c\u661f\u578b\u201d\u8bbe\u8ba1\uff0c\u5176\u4e2d\u6bcf\u4e2a\u63a5\u5730\u90fd\u5177\u6709\u4e0e\u4e3b\u63a5\u5730\u6761\u7684\u672c\u5792\u8026\u5408\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Grounding_Power_Supplies_VFDs_PLCs_And_Other_Devices\"><\/span>\u63a5\u5730\u7535\u6e90\u3001\u53d8\u9891\u5668\u3001PLC \u548c\u5176\u4ed6\u8bbe\u5907<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5b89\u88c5\u5728\u7535\u6c14\u5916\u58f3\u5185\u7684\u5e38\u7528\u8bbe\u5907\u901a\u5e38\u6709\u5176\u7279\u5b9a\u7684\u63a5\u5730\u8981\u6c42\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u60a8\u5fc5\u987b\u4ed4\u7ec6\u9075\u5faa\u7535\u6e90\u3001\u53d8\u9891\u9a71\u52a8\u5668\u3001PLC \u7b49\u8bbe\u5907\u7684\u5b89\u88c5\u6307\u5357\u3002<\/p>\n<p>\u8fd9\u662f\u56e0\u4e3a\u6709\u65f6\u63a5\u5730\u89c4\u8303\u66f4\u4e3a\u4e25\u683c\uff0c\u4f8b\u5982\u9700\u8981\u6bd4\u539f\u672c\u9700\u8981\u7684\u5bfc\u4f53\u5c3a\u5bf8\u66f4\u5927\u7684\u5bfc\u4f53\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Chassis_Ground_And_Isolated_Ground\"><\/span>\u673a\u7bb1\u63a5\u5730\u548c\u9694\u79bb\u63a5\u5730<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6709\u65f6\uff0c\u672f\u8bed\u201c\u5e95\u76d8\u63a5\u5730\u201d\u7528\u4e8e\u5b9a\u4e49\u63a5\u5730\u7684\u7535\u6c14\u5916\u58f3\u3002\u5236\u9020\u5546\u6709\u65f6\u5efa\u8bae\u4f7f\u7528\u201c\u9694\u79bb\u63a5\u5730\u201d\u3002<\/p>\n<p>\u5c3d\u7ba1\u5982\u6b64\uff0c\u5927\u591a\u6570\u7535\u6c14\u5916\u58f3\u4e0d\u9700\u8981\u56fa\u5b9a\u5b8c\u5168\u72ec\u7acb\u7684\u63a5\u5730\u7cfb\u7edf\u3002<\/p>\n<p>\u6b63\u786e\u56fa\u5b9a\u7684\u661f\u578b\u63a5\u5730\u7cfb\u7edf\u53ef\u63d0\u4f9b\u5b89\u5168\u53ef\u9760\u7684\u7535\u6c14\u63a7\u5236\u9762\u677f\u5916\u58f3\u5b89\u88c5\u3002<\/p>\n<p>\u4f46\u662f\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u5e95\u76d8\u63a5\u5730\u6765\u63a5\u5730\u7535\u6c14\u5916\u58f3\u7ec4\u4ef6\u3002\u6b64\u6280\u672f\u9700\u8981\u4e3a\u6574\u4e2a\u5916\u58f3\u7ec4\u4ef6\u8bbe\u8ba1\u4e00\u4e2a\u63a5\u5730\u4f4d\u7f6e\u3002<\/p>\n<p>\u51fa\u4e8e\u591a\u79cd\u539f\u56e0\uff0c\u8ba9\u6240\u6709\u7535\u6d41\u8fd4\u56de\u6d41\u7ecf\u4e00\u4e2a\u70b9\u662f\u6709\u76ca\u7684\u3002<\/p>\n<p>\u4f7f\u7528\u5e95\u76d8\u63a5\u5730\u6700\u91cd\u8981\u7684\u539f\u56e0\u4e4b\u4e00\u662f\u5b83\u5b9e\u9645\u4e0a\u5145\u5f53\u7535\u6c14\u5916\u58f3\u7684\u914d\u7535\u673a\u5236\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-34050 aligncenter\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2021\/09\/Figure-3-Chassis-Grounding-of-Electrical-Enclosure.jpg\" alt=\"\u7535\u6c14\u5916\u58f3\u5e95\u76d8\u63a5\u5730\" width=\"500\" height=\"333\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2021\/09\/Figure-3-Chassis-Grounding-of-Electrical-Enclosure.jpg 500w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2021\/09\/Figure-3-Chassis-Grounding-of-Electrical-Enclosure-150x100.jpg 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p style=\"text-align: center;\">\u7535\u6c14\u5916\u58f3\u5e95\u76d8\u63a5\u5730<\/p>\n<p>\u8fd9\u79cd\u63a5\u5730\u65b9\u5f0f\u5728\u5361\u8f66\u6216\u6c7d\u8f66\u4e0a\u5f88\u5bb9\u6613\u89c2\u5bdf\u5230\u3002\u8f66\u8f86\u5229\u7528\u5e95\u76d8\u63a5\u5730\u4f5c\u4e3a\u4e00\u79cd\u624b\u6bb5\uff0c\u5c06\u7535\u6d41\u5faa\u73af\u5230\u6240\u6709\u9700\u8981\u5b83\u7684\u90e8\u4ef6\u3002<\/p>\n<p>\u8f66\u8f86\u7684\u542f\u52a8\u5668\u3001\u6536\u97f3\u673a\u3001\u7a7a\u8c03\u4ee5\u53ca\u5176\u4ed6\u90e8\u4ef6\u5747\u6709\u7535\u6d41\u901a\u8fc7\u5e95\u76d8\u63a5\u5730\u3002<\/p>\n<p>\u63a5\u5730\u673a\u5236\u901a\u5e38\u4f4d\u4e8e\u8f66\u8f86\u5e95\u76d8\u7684\u6846\u67b6\u6216\u5176\u4ed6\u91d1\u5c5e\u90e8\u4ef6\u4e0a\u3002<\/p>\n<p>\u5927\u591a\u6570\u673a\u7bb1\u63a5\u5730\u4ec5\u5728\u4e00\u4e2a\u4f4d\u7f6e\u8026\u5408\uff0c\u4ee5\u6291\u5236\u53ef\u80fd\u5bfc\u81f4\u5e72\u6270\u7684\u201c\u63a5\u5730\u73af\u8def\u201d\u3002<\/p>\n<p>\u8fd9\u4f7f\u5f97\u786e\u4fdd\u60a8\u7684\u7535\u6c14\u8bbe\u5907\u5177\u6709\u5bfc\u7535\u5e95\u76d8\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<p>\u8fd9\u5c31\u662f\u94dd\u548c\u94a2\u5916\u58f3\u6210\u4e3a\u8bb8\u591a\u7535\u5b50\u8bbe\u5907\u7684\u51fa\u8272\u9009\u62e9\u7684\u539f\u56e0\u3002<\/p>\n<p>\u5b83\u4eec\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u5355\u4e14\u5bfc\u7535\u6027\u6781\u4f73\u7684\u7535\u5b50\u63a5\u5730\u548c\u63a5\u5408\u65b9\u6cd5\u3002<\/p>\n<p>\u5982\u5bf9\u7535\u6c14\u5916\u58f3\u6709\u4efb\u4f55\u7591\u95ee\u6216\u95ee\u9898\uff0cKDMSteel \u53ef\u4e3a\u60a8\u63d0\u4f9b\u5e2e\u52a9 \u2013 <a href=\"https:\/\/www.kdmsteel.com\/zh\/\u63a5\u89e6\/\">\u7acb\u5373\u8054\u7cfb\u6211\u4eec<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Proper electrical enclosure grounding is a vital facet for providing safety, performance and uptime. However, it is always easy to overlook grounding aspects, or to fix them incorrectly. Often, the electrical enclosure will perform as usual with incorrect grounding, though will result in a danger if a fault happens. 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