{"id":46065,"date":"2025-02-24T17:08:17","date_gmt":"2025-02-24T17:08:17","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=46065"},"modified":"2025-02-24T17:26:50","modified_gmt":"2025-02-24T17:26:50","slug":"nema-12-vs-nema-3r","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/","title":{"rendered":"NEMA 12 \u4e0e NEMA 3R\uff1a\u9009\u62e9\u5408\u9002\u7684\u5916\u58f3"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">\u7535\u6c14\u5143\u4ef6\u662f\u4efb\u4f55\u5de5\u4e1a\u6d41\u7a0b\u4e2d\u81f3\u5173\u91cd\u8981\u7684\u4e00\u90e8\u5206\u3002\u4e3a\u4e86\u786e\u4fdd\u5b83\u4eec\u80fd\u591f\u5e73\u7a33\u8fd0\u884c\uff0c\u5fc5\u987b\u4fdd\u62a4\u5b83\u4eec\u514d\u53d7\u73af\u5883\u548c\u5404\u79cd\u635f\u5bb3\u7684\u5f71\u54cd\u3002\u4e3a\u4e86\u4fdd\u62a4\u5b83\u4eec\uff0c\u53ef\u4ee5\u6839\u636e\u8bbe\u5907\u7c7b\u578b\u548c\u5de5\u4f5c\u6761\u4ef6\u4f7f\u7528\u4e0d\u540c\u7c7b\u578b\u7684\u5916\u58f3\u3002\u672c\u6307\u5357\u8ba8\u8bba\u4e86 NEMA 12 \u548c 3R \u4e24\u79cd\u5916\u58f3\u7c7b\u578b\u3002<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 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\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Breaking_Down_the_Basics_of_NEMA_12_and_NEMA_3R\" >\u5206\u89e3NEMA 12\u548cNEMA 3R\u7684\u57fa\u7840\u77e5\u8bc6<\/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\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#NEMA_3R_IP14_Overview\" >NEMA 3R\uff08IP14\uff09\u6982\u8ff0<\/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\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#NEMA_12_IP54_Overview\" >NEMA 12\uff08IP54\uff09\u6982\u8ff0<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#NEMA_12_vs_NEMA_3R_%E2%80%93_Key_Differences\" >NEMA 12 \u4e0e NEMA 3R \u2013 \u4e3b\u8981\u533a\u522b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Protection_Features\" >\u4fdd\u62a4\u529f\u80fd<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Environmental_Suitability\" >\u73af\u5883\u9002\u5e94\u6027<\/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\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Material_and_Construction\" >\u6750\u6599\u548c\u7ed3\u6784<\/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\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Cost_Implications\" >\u6210\u672c\u5f71\u54cd<\/a><\/li><\/ul><\/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\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Applications_of_NEMA_12_and_NEMA_3R\" >NEMA 12\u548cNEMA 3R\u7684\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-10\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#NEMA_12_Applications\" >NEMA 12\u5e94\u7528<\/a><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Industrial_Automation\" >\u5de5\u4e1a\u81ea\u52a8\u5316<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Robotics\" >\u673a\u5668\u4eba\u6280\u672f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Machinery_Operations\" >\u673a\u68b0\u64cd\u4f5c<\/a><\/li><\/ul><\/li><\/ul><\/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\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#NEMA_3R_Applications\" >NEMA 3R\u5e94\u7528<\/a><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#HVAC_Systems\" >\u6696\u901a\u7a7a\u8c03\u7cfb\u7edf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Telecommunications\" >\u7535\u4fe1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Parking_Lot_Lighting_Controls\" >\u505c\u8f66\u573a\u7167\u660e\u63a7\u5236<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Why_Choose_KDM_For_Your_NEMA_Enclosures\" >\u4e3a\u4ec0\u4e48\u9009\u62e9 KDM \u4f5c\u4e3a\u60a8\u7684 NEMA \u5916\u58f3\uff1f<\/a><\/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\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#FAQs\" >\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/a><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#What_is_the_difference_between_IP54_and_IP14_enclosures\" >IP54 \u548c IP14 \u5916\u58f3\u6709\u4ec0\u4e48\u533a\u522b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Can_NEMA_3R_enclosures_be_used_indoors\" >NEMA 3R \u5916\u58f3\u53ef\u4ee5\u5728\u5ba4\u5185\u4f7f\u7528\u5417\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Are_IP14_rated_enclosures_rainproof\" >IP14 \u7b49\u7ea7\u7684\u5916\u58f3\u9632\u96e8\u5417\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/#Can_a_NEMA_rated_12_enclosure_be_upgraded_for_outdoor_use\" >NEMA \u7b49\u7ea7 12 \u7684\u5916\u58f3\u53ef\u4ee5\u5347\u7ea7\u7528\u4e8e\u6237\u5916\u5417\uff1f<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Breaking_Down_the_Basics_of_NEMA_12_and_NEMA_3R\"><\/span><b>\u5206\u89e3NEMA 12\u548cNEMA 3R\u7684\u57fa\u7840\u77e5\u8bc6<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46080\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Breaking-Down-the-Basics-of-NEMA-12-and-NEMA-3R.jpg\" alt=\"\u5206\u89e3NEMA 12\u548cNEMA 3R\u7684\u57fa\u7840\u77e5\u8bc6\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Breaking-Down-the-Basics-of-NEMA-12-and-NEMA-3R.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Breaking-Down-the-Basics-of-NEMA-12-and-NEMA-3R-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Breaking-Down-the-Basics-of-NEMA-12-and-NEMA-3R-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Breaking-Down-the-Basics-of-NEMA-12-and-NEMA-3R-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"NEMA_3R_IP14_Overview\"><\/span><b>NEMA 3R\uff08IP14\uff09\u6982\u8ff0<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u8fd9\u4e9b\u9632\u98ce\u96e8\u5916\u58f3\u4e13\u4e3a\u6237\u5916\u73af\u5883\u8bbe\u8ba1\uff0c\u80fd\u591f\u6709\u6548\u62b5\u5fa1\u96e8\u6c34\u548c\u6c34\u96fe\u3002\u867d\u7136\u8fd9\u4e9b\u5916\u58f3\u5177\u5907\u9632\u98ce\u96e8\u529f\u80fd\uff0c\u4f46\u5e76\u975e\u5b8c\u5168\u5bc6\u5c01\uff0c\u53ef\u80fd\u4f1a\u8ba9\u7070\u5c18\u548c\u5176\u4ed6\u7ec6\u5c0f\u9897\u7c92\u8fdb\u5165\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u8fd9\u4e9b\u5916\u58f3\u53ef\u4ee5\u5b89\u88c5\u5728\u6746\u5b50\u4e0a\u6216\u6237\u5916\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528 <\/span><a href=\"https:\/\/www.kdmsteel.com\/zh\/nema-3r-\u5916\u58f3\/\"><span style=\"font-weight: 400;\">NEMA 3R \u5916\u58f3<\/span><\/a><span style=\"font-weight: 400;\"> \u9002\u7528\u4e8e\u7535\u4fe1\u548c\u6696\u901a\u7a7a\u8c03\u7b49\u5e94\u7528\u3002\u5b83\u4eec\u9002\u7528\u4e8e\u66b4\u9732\u5728\u96e8\u6c34\u6216\u6f6e\u6e7f\u73af\u5883\u4e2d\u7684\u533a\u57df\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"NEMA_12_IP54_Overview\"><\/span><b>NEMA 12\uff08IP54\uff09\u6982\u8ff0<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/www.kdmsteel.com\/zh\/nema-12-\u5916\u58f3\/\"><b>NEMA 12 \u5916\u58f3<\/b><\/a><span style=\"font-weight: 400;\"> \u7528\u4e8e\u5ba4\u5185\u73af\u5883\u3002\u5b83\u4eec\u53ef\u4ee5\u4fdd\u62a4\u5404\u79cd\u5de5\u4e1a\u8bbe\u65bd\u4e2d\u7684\u8bbe\u5907\u514d\u53d7\u7070\u5c18\u3001\u6c61\u57a2\u3001\u6cb9\u6c61\u548c\u5fae\u5c0f\u6c34\u6ef4\u7684\u4fb5\u5bb3\u3002\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u8fd9\u4e9b\u5916\u58f3\u901a\u5e38\u7528\u4e8e\u4e0d\u53d7\u73af\u5883\u6761\u4ef6\u6ce2\u52a8\u5f71\u54cd\u7684\u53d7\u63a7\u73af\u5883\u4e2d\u3002\u60a8\u53ef\u4ee5\u5728\u81ea\u52a8\u5316\u73af\u5883\u548c\u5236\u9020\u4e1a\u4e2d\u4f7f\u7528\u5b83\u4eec\u3002\u8fd9\u4e9b\u5ba4\u5185\u5916\u58f3\u53ef\u4ee5\u4fdd\u62a4\u5185\u90e8\u8bbe\u5907\u514d\u53d7\u6c61\u67d3\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"NEMA_12_vs_NEMA_3R_%E2%80%93_Key_Differences\"><\/span><b>NEMA 12 \u4e0e NEMA 3R \u2013 \u4e3b\u8981\u533a\u522b<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46082\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/NEMA-12-vs-NEMA-3R-\u2013-Key-Differences.jpg\" alt=\"NEMA 12 \u4e0e NEMA 3R \u2013 \u4e3b\u8981\u533a\u522b\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/NEMA-12-vs-NEMA-3R-\u2013-Key-Differences.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/NEMA-12-vs-NEMA-3R-\u2013-Key-Differences-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/NEMA-12-vs-NEMA-3R-\u2013-Key-Differences-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/NEMA-12-vs-NEMA-3R-\u2013-Key-Differences-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Protection_Features\"><\/span><b>\u4fdd\u62a4\u529f\u80fd<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u901a\u7528\u578b IP54 \u5916\u58f3\u53ef\u4fdd\u62a4\u60a8\u7684\u8bbe\u5907\u514d\u53d7\u7070\u5c18\u3001\u6c61\u57a2\u548c\u6cb9\u6c61\u7684\u4fb5\u5bb3\u3002\u5b83\u4eec\u91c7\u7528\u5168\u5bc6\u5c01\u8bbe\u8ba1\uff0c\u786e\u4fdd\u4efb\u4f55\u9897\u7c92\u6216\u6db2\u4f53\u6c61\u67d3\u7269\u5747\u65e0\u6cd5\u8fdb\u5165\u3002\u8fd9\u4e9b\u5916\u58f3\u7b26\u5408\u81ea\u52a8\u5316\u548c\u5236\u9020\u73af\u5883\u4e2d\u5fc5\u987b\u6ee1\u8db3\u7684\u6240\u6709\u6d01\u51c0\u5ba4\u5185\u73af\u5883\u6807\u51c6\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">IP14 \u5916\u58f3\u65e8\u5728\u4fdd\u62a4\u8bbe\u5907\u514d\u53d7\u96e8\u6c34\u3001\u96e8\u5939\u96ea\u548c\u7269\u7406\u635f\u574f\u7684\u5f71\u54cd\u3002\u7136\u800c\uff0c\u5b83\u4eec\u53ef\u80fd\u4f1a\u5141\u8bb8\u5c11\u91cf\u8f83\u5c0f\u7684\u9897\u7c92\uff08\u4f8b\u5982\u7070\u5c18\uff09\u8fdb\u5165\u3002\u8fd9\u4f7f\u5f97\u5b83\u4eec\u9002\u7528\u4e8e\u7535\u7ebf\u6746\u548c\u6696\u901a\u7a7a\u8c03\u7cfb\u7edf\u7b49\u6237\u5916\u5e94\u7528\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Environmental_Suitability\"><\/span><b>\u73af\u5883\u9002\u5e94\u6027<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">IP54 \u5916\u58f3\u6700\u9002\u5408\u5728\u53d7\u63a7\u7684\u5ba4\u5185\u73af\u5883\u4e2d\u4f7f\u7528\u3002\u5728\u5236\u9020\u5de5\u5382\u4e2d\uff0c\u5b83\u4eec\u53ef\u4ee5\u9632\u6b62\u6cb9\u6c61\u548c\u7070\u5c18\u7b49\u5de5\u4e1a\u9897\u7c92\u7684\u8fdb\u5165\u3002\u8fd9\u4e9b\u5916\u58f3\u975e\u5e38\u6709\u52a9\u4e8e\u5728\u6d01\u51c0\u7684\u5de5\u4f5c\u73af\u5883\u4e2d\u4fdd\u62a4\u654f\u611f\u7684\u63a7\u5236\u9762\u677f\u548c\u5176\u4ed6\u8bbe\u5907\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">IP14 \u578b\u5916\u58f3\u4e13\u4e3a\u6237\u5916\u4f7f\u7528\u800c\u8bbe\u8ba1\uff0c\u53ef\u627f\u53d7\u5404\u79cd\u5929\u6c14\u6761\u4ef6\u3002\u8fd9\u4e9b\u5916\u58f3\u975e\u5e38\u9002\u5408\u6746\u5f0f\u53d8\u538b\u5668\u3001\u7535\u4fe1\u6216\u505c\u8f66\u573a\u63a7\u5236\u7cfb\u7edf\u7b49\u9700\u8981\u9632\u98ce\u96e8\u5916\u58f3\u7684\u5e94\u7528\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Material_and_Construction\"><\/span><b>\u6750\u6599\u548c\u7ed3\u6784<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u8fd9\u4e9b\u5916\u58f3\u901a\u5e38\u7531\u4f4e\u78b3\u94a2\u6216\u5176\u4ed6\u8010\u7528\u6750\u6599\u5236\u6210\u3002NEMA 12 \u5916\u58f3\u53ef\u62b5\u5fa1\u7070\u5c18\u6216\u8f7b\u8d28\u6cb9\u6c61\u53ef\u80fd\u9020\u6210\u7684\u6f5c\u5728\u635f\u574f\u3002\u5bf9\u4e8e\u5ba4\u5185\u73af\u5883\uff0c\u5b83\u4eec\u66f4\u6ce8\u91cd\u7ed3\u6784\u5f3a\u5ea6\u548c\u5bc6\u5c01\u6027\uff0c\u4f46\u5e76\u4e0d\u603b\u662f\u91c7\u7528\u8010\u8150\u8680\u6750\u6599\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u5ba4\u5916\u5b89\u88c5\u5916\u58f3\u5e94\u91c7\u7528\u66f4\u8010\u8150\u8680\u7684\u6750\u6599\u5236\u6210\u3002\u56e0\u6b64\uff0cIP14 \u5916\u58f3\u91c7\u7528\u4e0d\u9508\u94a2\u6216\u94dd\u5236\u6210\uff0c\u4ee5\u907f\u514d\u5728\u66b4\u9732\u4e8e\u96e8\u6c34\u6216\u96e8\u5939\u96ea\u65f6\u751f\u9508\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cost_Implications\"><\/span><b>\u6210\u672c\u5f71\u54cd<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u673a\u67dc\u7684\u6210\u672c\u53ef\u80fd\u56e0\u5176\u529f\u80fd\u548c\u5236\u9020\u6750\u6599\u800c\u5f02\u3002NEMA 12 \u673a\u67dc\u901a\u5e38\u4ef7\u683c\u8f83\u4f4e\uff0c\u56e0\u4e3a\u5b83\u4eec\u662f\u5ba4\u5185\u5b89\u88c5\u7684\u3002\u53e6\u4e00\u65b9\u9762\uff0cIP14 \u8010\u5019\u673a\u67dc\u91c7\u7528\u8010\u8150\u8680\u6750\u6599\uff0c\u56e0\u6b64\u4ef7\u683c\u53ef\u80fd\u8f83\u9ad8\u3002<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>\u6bd4\u8f83\u70b9<\/b><\/td>\n<td><b>NEMA 12<\/b><\/td>\n<td><b>NEMA 3R<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u9632\u5c18<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u662f\u7684<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u6709\u9650\u7684<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u9632\u96e8<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u4e0d<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u662f\u7684<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u5178\u578b\u6750\u6599<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u4f4e\u78b3\u94a2<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u4e0d\u9508\u94a2\/\u94dd<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u73af\u5883<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u5ba4\u5185\u7684<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u6237\u5916\u7684<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u6210\u672c\u5f71\u54cd<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u66f4\u5b9e\u60e0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u7531\u4e8e\u6750\u6599\u539f\u56e0\u4ef7\u683c\u8f83\u9ad8<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"Applications_of_NEMA_12_and_NEMA_3R\"><\/span><b>NEMA 12\u548cNEMA 3R\u7684\u5e94\u7528<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46083\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Applications-of-NEMA-12-and-NEMA-3R.jpg\" alt=\"NEMA 12\u548cNEMA 3R\u7684\u5e94\u7528\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Applications-of-NEMA-12-and-NEMA-3R.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Applications-of-NEMA-12-and-NEMA-3R-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Applications-of-NEMA-12-and-NEMA-3R-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Applications-of-NEMA-12-and-NEMA-3R-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"NEMA_12_Applications\"><\/span><b>NEMA 12\u5e94\u7528<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h5><span class=\"ez-toc-section\" id=\"Industrial_Automation\"><\/span><b>\u5de5\u4e1a\u81ea\u52a8\u5316<\/b><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-weight: 400;\">IP54 \u5916\u58f3\u53ef\u7528\u4e8e\u4fdd\u62a4\u81ea\u52a8\u5316\u751f\u4ea7\u7ebf\u4e2d\u7684\u63a7\u5236\u9762\u677f\u548c\u7f16\u7a0b\u8bbe\u5907\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u5b83\u4eec\u4fdd\u62a4\u91cd\u8981\u7684\u7535\u5b50\u8bbe\u5907\uff08\u4f8b\u5982 PLC\u3001\u4f20\u611f\u5668\uff09\u514d\u53d7\u6cb9\u6c61\u548c\u7070\u5c18\u7684\u4fb5\u5bb3\u3002<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"Robotics\"><\/span><b>\u673a\u5668\u4eba\u6280\u672f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-weight: 400;\">\u4f60\u53ef\u4ee5\u7528\u8fd9\u4e9b\u5916\u58f3\u6765\u5bb9\u7eb3<\/span><a href=\"https:\/\/promiseelectric.com\/the-effect-of-humidity-and-moisture-on-electronics\/\"> <span style=\"font-weight: 400;\">\u654f\u611f\u7535\u5b50\u5143\u4ef6<\/span><\/a><span style=\"font-weight: 400;\"> \u7528\u4e8e\u673a\u5668\u4eba\u6280\u672f\uff0c\u4ee5\u4fdd\u6301\u6d01\u51c0\u5ba4\u5185\u73af\u5883\u4e2d\u7684\u8fd0\u884c\u53ef\u9760\u6027\u3002\u5b83\u4eec\u53ef\u7528\u4e8e\u4fdd\u62a4\u63a7\u5236\u9762\u677f\u3001\u4f3a\u670d\u9a71\u52a8\u5668\u7b49\u3002<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"Machinery_Operations\"><\/span><b>\u673a\u68b0\u64cd\u4f5c<\/b><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-weight: 400;\">\u8fd9\u4e9b\u5916\u58f3\u53ef\u4ee5\u5e2e\u52a9\u60a8\u5c4f\u853d\u672a\u66b4\u9732\u5728\u5ba4\u5916\u6761\u4ef6\u4e0b\u7684\u673a\u5668\u4e2d\u7684\u663e\u793a\u5668\u3001\u9a71\u52a8\u5668\u548c\u7535\u7ebf\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"NEMA_3R_Applications\"><\/span><b>NEMA 3R\u5e94\u7528<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h5><span class=\"ez-toc-section\" id=\"HVAC_Systems\"><\/span><b>\u6696\u901a\u7a7a\u8c03\u7cfb\u7edf<\/b><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-weight: 400;\">NEMA 3R \u5916\u58f3\u53ef\u4ee5\u4fdd\u62a4\u5ba4\u5916 HVAC \u7cfb\u7edf\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u5b83\u6765\u4fdd\u62a4\u66b4\u9732\u5b89\u88c5\u7684 HVAC \u63a7\u5236\u7cfb\u7edf\u514d\u53d7\u96e8\u6c34\u548c\u8150\u8680\u3002<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"Telecommunications\"><\/span><b>\u7535\u4fe1<\/b><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><a href=\"https:\/\/www.researchgate.net\/publication\/338000097_Impacts_of_Weather_and_Environmental_Conditions_on_Mobile_Communication_Signals\"><span style=\"font-weight: 400;\">\u6237\u5916\u7535\u4fe1\u7cfb\u7edf<\/span><\/a><span style=\"font-weight: 400;\"> \u5bb9\u6613\u53d7\u6f6e\u548c\u7269\u7406\u635f\u574f\u3002\u8fd9\u4e9b\u5916\u58f3\u53ef\u4ee5\u4e3a\u6237\u5916\u7535\u4fe1\u63a7\u5236\u9762\u677f\u53ca\u76f8\u5173\u8bbe\u5907\u63d0\u4f9b\u9632\u98ce\u96e8\u4fdd\u62a4\u3002<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"Parking_Lot_Lighting_Controls\"><\/span><b>\u505c\u8f66\u573a\u7167\u660e\u63a7\u5236<\/b><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-weight: 400;\">\u505c\u8f66\u573a\u7cfb\u7edf\u76f4\u63a5\u66b4\u9732\u5728\u73af\u5883\u4e2d\uff0c\u5982\u679c\u4e0d\u52a0\u4ee5\u4fdd\u62a4\uff0c\u53ef\u80fd\u4f1a\u53d7\u635f\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u6746\u5f0f\u5b89\u88c5\u88c5\u7f6e\u6765\u4fdd\u62a4\u5ba4\u5916\u7167\u660e\u7535\u6c14\u63a7\u5236\u7cfb\u7edf\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_Choose_KDM_For_Your_NEMA_Enclosures\"><\/span><b>\u4e3a\u4ec0\u4e48\u9009\u62e9 KDM \u4f5c\u4e3a\u60a8\u7684 NEMA \u5916\u58f3\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46084\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Why-Choose-KDM-For-Your-NEMA-Enclosures.jpg\" alt=\"\u4e3a\u4ec0\u4e48\u9009\u62e9 KDM \u4f5c\u4e3a\u60a8\u7684 NEMA \u5916\u58f3\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Why-Choose-KDM-For-Your-NEMA-Enclosures.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Why-Choose-KDM-For-Your-NEMA-Enclosures-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Why-Choose-KDM-For-Your-NEMA-Enclosures-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Why-Choose-KDM-For-Your-NEMA-Enclosures-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">KDM Steel \u63d0\u4f9b\u7b26\u5408\u7f8e\u56fd\u7535\u6c14\u5236\u9020\u5546\u534f\u4f1a (NEMA) \u5ba4\u5185\u5916\u5e94\u7528\u884c\u4e1a\u6807\u51c6\u7684\u4f18\u8d28\u673a\u67dc\u3002\u6211\u4eec\u63d0\u4f9b\u4e30\u5bcc\u7684\u5b9a\u5236\u9009\u9879\uff0c\u4ece\u72ec\u7279\u5c3a\u5bf8\u5230\u4e0d\u9508\u94a2\u8868\u9762\u5904\u7406\uff0c\u5e94\u6709\u5c3d\u6709\uff0c\u786e\u4fdd\u6bcf\u6b3e\u4ea7\u54c1\u90fd\u80fd\u6ee1\u8db3\u60a8\u7684\u8fd0\u8425\u9700\u6c42\u3002\u5feb\u901f\u4ea4\u4ed8\u548c\u4e13\u5bb6\u652f\u6301\u786e\u4fdd\u6ee1\u8db3\u60a8\u6240\u6709\u7684\u673a\u67dc\u9700\u6c42\u3002\u7acb\u5373\u8054\u7cfb\u6211\u4eec<\/span><a href=\"https:\/\/www.kdmsteel.com\/zh\/\u63a5\u89e6\/\"> <b>KDM\u94a2\u94c1<\/b><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQs\"><\/span><b>\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46085\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/FAQs-3.jpg\" alt=\"\u5e38\u89c1\u95ee\u9898\u89e3\u7b54\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/FAQs-3.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/FAQs-3-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/FAQs-3-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/FAQs-3-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h5><span class=\"ez-toc-section\" id=\"What_is_the_difference_between_IP54_and_IP14_enclosures\"><\/span><b>IP54 \u548c IP14 \u5916\u58f3\u6709\u4ec0\u4e48\u533a\u522b\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-weight: 400;\">IP14 \u5916\u58f3\u9632\u96e8\u9632\u8150\u8680\uff0c\u8fd9\u610f\u5473\u7740\u60a8\u53ef\u4ee5\u5728\u6237\u5916\u4f7f\u7528\u3002IP54 \u5916\u58f3\u91c7\u7528\u5bc6\u5c01\u8bbe\u8ba1\uff0c\u9632\u5c18\u9632\u6cb9\uff0c\u53ef\u7528\u4e8e\u6e05\u6d01\u7684\u5ba4\u5185\u5e94\u7528\u3002<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"Can_NEMA_3R_enclosures_be_used_indoors\"><\/span><b>NEMA 3R \u5916\u58f3\u53ef\u4ee5\u5728\u5ba4\u5185\u4f7f\u7528\u5417\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-weight: 400;\">\u662f\u7684\uff0c\u53ef\u4ee5\u3002\u4f46\u5b83\u4eec\u662f\u9488\u5bf9\u6237\u5916\u6761\u4ef6\u4f18\u5316\u7684\uff0c\u53ef\u80fd\u65e0\u6cd5\u63d0\u4f9b\u5ba4\u5185\u6240\u9700\u7684\u9632\u5c18\u6216\u9632\u6cb9\u4fdd\u62a4\u3002<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"Are_IP14_rated_enclosures_rainproof\"><\/span><b>IP14 \u7b49\u7ea7\u7684\u5916\u58f3\u9632\u96e8\u5417\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-weight: 400;\">\u662f\u7684\u3002\u5b83\u4eec\u662f\u9632\u96e8\u7684\uff0c\u56e0\u4e3a\u5b83\u4eec\u7ecf\u8fc7\u7279\u6b8a\u8bbe\u8ba1\uff0c\u53ef\u4ee5\u62b5\u5fa1\u6f6e\u6e7f\u548c\u4efb\u4f55\u55b7\u6d12\u7684\u6db2\u4f53\u3002<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"Can_a_NEMA_rated_12_enclosure_be_upgraded_for_outdoor_use\"><\/span><b>NEMA \u7b49\u7ea7 12 \u7684\u5916\u58f3\u53ef\u4ee5\u5347\u7ea7\u7528\u4e8e\u6237\u5916\u5417\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-weight: 400;\">\u5982\u679c\u60a8\u60f3\u5728\u6237\u5916\u73af\u5883\u4e2d\u4f7f\u7528\u5b83\uff0c\u5916\u58f3\u53ef\u80fd\u9700\u8981\u989d\u5916\u7684\u5bc6\u5c01\u548c\u8010\u8150\u8680\u6750\u6599\u3002<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Electrical components are a very important part of any industrial process. They must be protected from the environment and all types of damage so they keep working smoothly. To protect them, different types of enclosures can be used depending on the equipment type and working conditions. NEMA 12 and 3R are two types we have [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":46079,"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":"disabled","ast-featured-img":"","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-46065","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 v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>NEMA 12 vs NEMA 3R: Choosing the Right Enclosure - 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\/nema-12-\u4e0e-nema-3r-\u5bf9\u6bd4\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NEMA 12 vs NEMA 3R: Choosing the Right Enclosure - KDM Steel\" \/>\n<meta property=\"og:description\" content=\"Electrical components are a very important part of any industrial process. 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