{"id":46229,"date":"2025-03-05T02:35:49","date_gmt":"2025-03-05T02:35:49","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=46229"},"modified":"2025-03-05T04:20:31","modified_gmt":"2025-03-05T04:20:31","slug":"nema-4-vs-4x-enclosures","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/","title":{"rendered":"NEMA 4 \u4e0e 4X \u5916\u58f3 \u2013 4 \u4e2a\u533a\u522b\u3001\u7528\u9014\u548c\u5e38\u89c1\u95ee\u9898"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">\u4f60\u77e5\u9053\u4ec0\u4e48\u662fNEMA\u5417\uff1fNEMA\u7684\u5168\u79f0\u662f\u201c\u7f8e\u56fd\u7535\u6c14\u5236\u9020\u5546\u534f\u4f1a\u201d\uff08National Electrical Manufacturing Association\uff09\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u8be5\u7ec4\u7ec7\u8d1f\u8d23\u8bbe\u8ba1\u4e16\u754c\u5404\u5730\u5de5\u5382\u751f\u4ea7\u7684\u7535\u6c14\u5916\u58f3\u7684\u6807\u51c6\u7b49\u7ea7\u3002\u5b83\u544a\u8bc9\u6211\u4eec\u8fd9\u4e9b\u5916\u58f3\u7684\u9632\u6c34\u3001\u9632\u5c18\u548c\u9632\u9508\u7b49\u7ea7\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u4eca\u5929\uff0c\u6211\u4eec\u5c06\u5206\u6790 NEMA 4 \u548c 4X \u5916\u58f3\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\u3002\u6211\u4eec\u8fd8\u63a2\u8ba8\u4e86\u5b83\u4eec\u7684\u7528\u4f8b\uff0c\u4ee5\u4fbf\u60a8\u6839\u636e\u9700\u6c42\u4e86\u89e3\u54ea\u4e00\u79cd\u662f\u66f4\u597d\u7684\u9009\u62e9\u3002<\/span><\/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\/nema-4-\u548c-4x-\u5916\u58f3\/#What_is_NEMA_4_Enclosure\" >\u4ec0\u4e48\u662f NEMA 4 \u5916\u58f3\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/#What_is_NEMA_4X_Enclosure\" >\u4ec0\u4e48\u662fNEMA 4X\u5916\u58f3\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/#Comparison_of_NEMA_4_vs_4X_Enclosures\" >NEMA 4 \u4e0e 4X \u5916\u58f3\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-4\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/#1_Corrosion_Resistance\" >1.\u8010\u8150\u8680<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/#2_Material_Composition\" >2.\u6750\u6599\u6210\u5206<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/#NEMA_4_Enclosures\" >NEMA 4 \u5916\u58f3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/#NEMA_4X_Enclosures\" >NEMA 4X \u5916\u58f3<\/a><\/li><\/ul><\/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-4-\u548c-4x-\u5916\u58f3\/#3_Durability\" >3.\u8010\u7528\u6027<\/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\/nema-4-\u548c-4x-\u5916\u58f3\/#4_Cost\" >4.\u6210\u672c<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/#Utilization_of_NEMA_4_and_NEMA_4X_Enclosures\" >\u4f7f\u7528 NEMA 4 \u548c NEMA 4X \u5916\u58f3<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/#Major_Applications_of_NEMA_4\" >NEMA 4\u7684\u4e3b\u8981\u5e94\u7528<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/#Top_Applications_of_NEMA_4X\" >NEMA 4X \u7684\u4e3b\u8981\u5e94\u7528\u00a0<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/#FAQs\" >\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/#Is_a_NEMA_4X_Enclosure_Waterproof\" >NEMA 4X \u5916\u58f3\u9632\u6c34\u5417\uff1f<\/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\/nema-4-\u548c-4x-\u5916\u58f3\/#Can_a_NEMA_4X_Enclosure_Be_Used_Outdoors\" >NEMA 4X \u5916\u58f3\u53ef\u4ee5\u5728\u6237\u5916\u4f7f\u7528\u5417\uff1f<\/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\/nema-4-\u548c-4x-\u5916\u58f3\/#Does_NEMA_4X_Prevent_Explosions\" >NEMA 4X \u80fd\u9632\u6b62\u7206\u70b8\u5417\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/#Can_NEMA_4X_Be_Submerged_Underwater\" >NEMA 4X \u53ef\u4ee5\u6d78\u5165\u6c34\u4e0b\u5417\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/#Is_NEMA_4_Rated_For_Washdown\" >NEMA 4 \u662f\u5426\u9002\u5408\u51b2\u6d17\uff1f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.kdmsteel.com\/zh\/nema-4-\u548c-4x-\u5916\u58f3\/#Final_Thoughts\" >\u6700\u540e\u7684\u60f3\u6cd5<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_NEMA_4_Enclosure\"><\/span><b>\u4ec0\u4e48\u662f NEMA 4 \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-46247\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4-Enclosure.jpg\" alt=\"\u4ec0\u4e48\u662f NEMA 4 \u5916\u58f3\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4-Enclosure.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4-Enclosure-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4-Enclosure-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4-Enclosure-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">NEMA 4 \u5916\u58f3\u53ef\u4fdd\u62a4\u7535\u6c14\u8bbe\u5907\u514d\u53d7\u7070\u5c18\u548c\u6c34\u7684\u4fb5\u5165\u3002\u5b83\u8fd8\u80fd\u9632\u6b62\u96e8\u6c34\u98de\u6e85\u548c\u52a0\u538b\u6c34\u6d41\u8fdb\u5165\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u6b64\u5916\uff0c\u5b83\u8fd8\u80fd\u9632\u96ea\u548c\u96e8\u5939\u96ea\u3002\u60a8\u53ef\u4ee5\u5c06\u7b26\u5408 NEMA 4 \u6807\u51c6\u7684\u8bbe\u5907\u7528\u4e8e\u5ba4\u5185\u5916\u7528\u9014\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_is_NEMA_4X_Enclosure\"><\/span><b>\u4ec0\u4e48\u662fNEMA 4X\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-46248\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4X-Enclosure.jpg\" alt=\"\u4ec0\u4e48\u662fNEMA 4X\u5916\u58f3\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4X-Enclosure.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4X-Enclosure-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4X-Enclosure-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4X-Enclosure-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u5047\u8bbe\u60a8\u5df2\u9009\u5b9a\u7b26\u5408\u60a8\u9700\u6c42\u7684 NEMA 4X \u7535\u6c14\u5916\u58f3\u3002\u8fd9\u610f\u5473\u7740\u60a8\u5c06\u83b7\u5f97\u66f4\u9ad8\u7ea7\u522b\u7684\u9632\u62a4\u3002\u9664\u4e86\u9632\u5c18\u3001\u9632\u96e8\u3001\u9632\u96ea\u548c\u7ea4\u7ef4\u5916\uff0c\u8be5\u5916\u58f3\u8fd8\u80fd\u8010\u8150\u8680\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u5728\u7535\u6c14\u8bbe\u5907\u66b4\u9732\u4e8e\u76d0\u6c34\u6216\u5176\u4ed6\u5316\u5b66\u7269\u8d28\u7684\u5730\u65b9\uff0c\u5e94\u4f7f\u7528 NEMA 4X \u5916\u58f3\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Comparison_of_NEMA_4_vs_4X_Enclosures\"><\/span><b>NEMA 4 \u4e0e 4X \u5916\u58f3\u7684\u6bd4\u8f83<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46249\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Comparison-of-NEMA-4-vs-4X-Enclosures.jpg\" alt=\"NEMA 4 \u4e0e 4X \u5916\u58f3\u7684\u6bd4\u8f83\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Comparison-of-NEMA-4-vs-4X-Enclosures.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Comparison-of-NEMA-4-vs-4X-Enclosures-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Comparison-of-NEMA-4-vs-4X-Enclosures-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Comparison-of-NEMA-4-vs-4X-Enclosures-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u5728\u672c\u8282\u4e2d\uff0c\u6211\u4eec\u89e3\u91ca\u4e86\u4e24\u79cd\u5916\u58f3\u7b49\u7ea7\uff084 \u548c 4X\uff09\u5404\u81ea\u7684\u7279\u70b9\uff0c\u8fd9\u4e9b\u7279\u70b9\u4f7f\u5b83\u4eec\u5f7c\u6b64\u4e0d\u540c\u3002\u4e86\u89e3\u8fd9\u4e9b\u7279\u70b9\u540e\uff0c\u60a8\u51e0\u4e4e\u53ef\u4ee5\u5b8c\u5168\u786e\u5b9a\u8981\u5728\u60a8\u7684\u8bbe\u65bd\u4e2d\u5b89\u88c5\u54ea\u79cd NEMA \u7b49\u7ea7\u7684\u7535\u6c14\u4ea7\u54c1\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Corrosion_Resistance\"><\/span><b>1.\u8010\u8150\u8680<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u5b9e\u9645\u4e0a\uff0c\u6211\u4eec\u53ef\u4ee5\u8bf4\u8010\u8150\u8680\u6027\u662f NEMA 4 \u5916\u58f3\u4e0e NEMA 4X \u5916\u58f3\u7684\u4e3b\u8981\u6027\u80fd\u533a\u522b\u3002\u5bf9\u4e8e NEMA 4 \u7ea7\u4ea7\u54c1\uff0c\u8fd9\u4e9b\u4ea7\u54c1\u53ef\u4ee5\u8f7b\u677e\u62b5\u5fa1\u6076\u52a3\u7684\u73af\u5883\u6761\u4ef6\uff0c\u4f46\u4e0d\u4f1a\u8fc7\u4e8e\u4e25\u9177\uff0c\u5bfc\u81f4\u6750\u6599\u5f00\u59cb\u6eb6\u89e3\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u5728\u8fd9\u6837\u7684\u5927\u6c14\u6761\u4ef6\u4e0b\uff0c\u60a8\u9700\u8981 4X \u5916\u58f3\u3002\u540d\u79f0\u4e2d\u7684\u201cX\u201d\u8868\u793a\u4ea7\u54c1\u80fd\u591f\u62b5\u5fa1\u8150\u8680\u7269\u8d28\u3002\u8fd9\u589e\u52a0\u4e86\u989d\u5916\u7684\u9632\u9508\u4fdd\u62a4\u3002\u00a0<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Material_Composition\"><\/span><b>2.\u6750\u6599\u6210\u5206<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u5f53\u6211\u4eec\u67e5\u770b\u5236\u9020\u8fd9\u4e9b\u5916\u58f3\u6240\u7528\u7684\u6750\u6599\u65f6\uff0c\u4f1a\u53d1\u73b0\u6709\u5f88\u591a\u533a\u522b\u3002\u8ba9\u6211\u4eec\u6765\u770b\u770b\u5b83\u4eec\u7684\u57fa\u672c\u7ec4\u6210\uff1a<\/span><\/p>\n<ul>\n<li aria-level=\"1\">\n<h4><span class=\"ez-toc-section\" id=\"NEMA_4_Enclosures\"><\/span><b>NEMA 4 \u5916\u58f3<\/b><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u8fd9\u4e9b\u7535\u6c14\u5916\u58f3\u901a\u5e38\u7531\u7c89\u672b\u6d82\u5c42\u94a2\u3001\u94dd\u548c\u9540\u950c\u94a2\u5236\u6210\u3002\u6b64\u5916\uff0c\u6d82\u6f06\u78b3\u94a2\u4e5f\u7528\u4e8e\u5236\u9020 NEMA 4 \u5916\u58f3\u3002\u8fd9\u4e9b\u6750\u6599\u4e5f\u5177\u6709\u9632\u9508\u6027\u80fd\uff0c\u4f46\u5728\u4e00\u5b9a\u9650\u5ea6\u5185\u3002\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u6bd4\u5982\uff0c\u5982\u679c\u5916\u58f3\u4e0a\u51fa\u73b0\u8f7b\u5fae\u5212\u75d5\uff0c\u5c31\u4f1a\u7834\u574f\u7535\u963b\u5c4f\u969c\u3002\u8fd9\u4f1a\u5bfc\u81f4\u9508\u8680\u8513\u5ef6\u5230\u4e0b\u9762\u7684\u94a2\u6750\u3002\u7136\u540e\uff0c\u5b83\u4f1a\u4ece\u5185\u90e8\u6162\u6162\u8150\u8680\u91d1\u5c5e\u3002\u00a0<\/span><\/p>\n<ul>\n<li aria-level=\"1\">\n<h4><span class=\"ez-toc-section\" id=\"NEMA_4X_Enclosures\"><\/span><b>NEMA 4X \u5916\u58f3<\/b><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">4X \u7ea7\u5916\u58f3\u7531\u73bb\u7483\u7ea4\u7ef4\u589e\u5f3a\u805a\u916f (FRP) \u548c\u805a\u78b3\u9178\u916f\u5236\u6210\u3002\u6b64\u5916\uff0c\u4e3b\u8981\u4f7f\u7528\u7684\u6750\u6599\u662f\u4e0d\u9508\u94a2\uff0c\u5c24\u5176\u662f 316 \u578b\u3002\u8fd9\u662f\u56e0\u4e3a\u5176\u4e2d\u542b\u6709\u5927\u91cf\u7684\u94ec\u3002\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u5b83\u4e0e\u5927\u6c14\u4e2d\u7684\u6c27\u6c14\u7ed3\u5408\uff0c\u5f62\u6210\u4e00\u5c42\u6c27\u5316\u94ec\u3002\u8fd9\u5c42\u8584\u819c\u6c38\u4e0d\u5206\u89e3\uff0c\u80fd\u591f\u627f\u53d7\u4e25\u9177\u7684\u8150\u8680\u73af\u5883\u3002\u56e0\u6b64\uff0c\u4e0e\u5176\u8bf4NEMA 4X\u53ea\u662f\u9632\u9508\uff0c\u4e0d\u5982\u8bf4\u5b83\u5177\u6709\u9632\u9508\u529f\u80fd\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Durability\"><\/span><b>3.\u8010\u7528\u6027<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u7535\u6c14\u8bbe\u5907\u7684\u8010\u7528\u6027\u53d6\u51b3\u4e8e\u5176\u4f7f\u7528\u60c5\u51b5\u3002NEMA 4 \u4e0d\u9002\u7528\u4e8e\u8150\u8680\u6027\u73af\u5883\uff0c\u56e0\u4e3a\u5b83\u5e76\u975e\u4e3a\u6b64\u8bbe\u8ba1\u3002\u800c 4X \u7ea7\u673a\u67dc\u4e13\u4e3a\u6b64\u7c7b\u73af\u5883\u8bbe\u8ba1\uff0c\u56e0\u6b64\u4f7f\u7528\u5bff\u547d\u66f4\u957f\u3002\u00a0<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Cost\"><\/span><b>4.\u6210\u672c<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u55ef\uff0c\u4e0e NEMA 4 \u7b49\u7ea7\u7684\u7535\u6c14\u5916\u58f3\u76f8\u6bd4\uff0cNEMA 4X \u7b49\u7ea7\u7684\u7535\u6c14\u5916\u58f3\u4ef7\u683c\u66f4\u9ad8\u3002\u539f\u56e0\u5f88\u7b80\u5355\uff0c\u56e0\u4e3a 4X \u7b49\u7ea7\u7684\u4ea7\u54c1\u91c7\u7528\u5982\u4e0a\u6240\u8ff0\u7684\u4f18\u8d28\u6750\u6599\u5236\u9020\u3002\u7136\u800c\uff0c\u8fd9\u79cd\u6210\u672c\u4e5f\u5e26\u6765\u4e86\u9632\u9508\u7684\u989d\u5916\u597d\u5904\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Utilization_of_NEMA_4_and_NEMA_4X_Enclosures\"><\/span><b>\u4f7f\u7528 NEMA 4 \u548c NEMA 4X \u5916\u58f3<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46250\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Utilization-of-NEMA-4-and-NEMA-4X-Enclosures.jpg\" alt=\"\u4f7f\u7528 NEMA 4 \u548c NEMA 4X \u5916\u58f3\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Utilization-of-NEMA-4-and-NEMA-4X-Enclosures.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Utilization-of-NEMA-4-and-NEMA-4X-Enclosures-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Utilization-of-NEMA-4-and-NEMA-4X-Enclosures-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Utilization-of-NEMA-4-and-NEMA-4X-Enclosures-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u60a8\u53ef\u4ee5\u770b\u5230\u6211\u4eec\u65e5\u5e38\u751f\u6d3b\u4e2d\u4e0b\u9762\u63d0\u5230\u7684\u9886\u57df\u4eba\u4eec\u4f7f\u7528 NEMA 4 \u7535\u6c14\u5916\u58f3\u548c 4X \u5916\u58f3\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Major_Applications_of_NEMA_4\"><\/span><b>NEMA 4\u7684\u4e3b\u8981\u5e94\u7528<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u8ba9\u6211\u4eec\u770b\u4e00\u4e0b NEMA 4 \u5916\u58f3\u901a\u5e38\u7528\u4e8e\u54ea\u4e9b\u5730\u65b9\uff1a<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u5ba4\u5916\u63a7\u5236\u9762\u677f\uff1a <\/b><span style=\"font-weight: 400;\">\u60a8\u53ef\u4ee5\u4f7f\u7528\u5b83\u4eec\u6765\u4fdd\u62a4\u7167\u660e\u63a7\u5236\u3001\u914d\u7535\u7cfb\u7edf\u548c\u5b89\u5168\u7cfb\u7edf\u514d\u53d7\u6076\u52a3\u5929\u6c14\u6761\u4ef6\u7684\u5f71\u54cd\u3002\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u5de5\u4e1a\u8bbe\u5907\uff1a<\/b><span style=\"font-weight: 400;\"> \u5b83\u7528\u4e8e\u5236\u9020\u5de5\u5382\u3001\u7535\u673a\u63a7\u5236\u3001\u4ed3\u5e93\u3001\u81ea\u52a8\u5316\u7cfb\u7edf\u548c\u52a0\u5de5\u8bbe\u65bd\u3002\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u7535\u4fe1\u8bbe\u5907\uff1a <\/b><span style=\"font-weight: 400;\">\u5b83\u53ef\u4ee5\u4fdd\u62a4\u7f51\u7edc\u8bbe\u5907\u514d\u53d7\u5929\u6c14\u6761\u4ef6\u53d8\u5316\u7684\u5f71\u54cd\u3002\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u5ba4\u5916\u5b89\u88c5\uff1a <\/b><span style=\"font-weight: 400;\">\u60a8\u5e94\u8be5\u4f7f\u7528 NEMA 4 \u5bb9\u5668\u6765\u5305\u88c5\u60a8\u7684\u6237\u5916\u7535\u6c14\u8bbe\u5907\u3002<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Top_Applications_of_NEMA_4X\"><\/span><b>NEMA 4X \u7684\u4e3b\u8981\u5e94\u7528\u00a0<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u4ee5\u4e0b\u662fNEMA 4X\u5916\u58f3\u7684\u4e3b\u8981\u5e94\u7528\uff1a<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u5316\u5de5\u5382\uff1a<\/b><span style=\"font-weight: 400;\"> \u5b83\u53ef\u4ee5\u4fdd\u62a4\u654f\u611f\u7684\u5b9e\u9a8c\u5ba4\u8bbe\u5907\u514d\u53d7\u8150\u8680\u6027\u70df\u96fe\u548c\u5316\u5b66\u84b8\u6c7d\u7684\u4fb5\u5bb3\u3002<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u6d17\u8f66\uff1a<\/b><span style=\"font-weight: 400;\"> \u5bf9\u4e8e\u9ad8\u538b\u6e05\u6d17\u673a\u6765\u8bf4\uff0c4X \u673a\u67dc\u662f\u6700\u4f73\u9009\u62e9\u3002\u5b83\u4eec\u8fd8\u80fd\u9632\u6b62\u76d0\u6c34\u6e17\u5165\uff0c\u9632\u6b62\u8150\u8680\u3002<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u6d77\u6d0b\u548c\u6cbf\u6d77\u5730\u533a\uff1a<\/b><span style=\"font-weight: 400;\"> \u60a8\u53ef\u4ee5\u7528\u5b83\u6765\u5305\u88f9\u8239\u8236\u3001\u7801\u5934\u3001\u8239\u53ea\u548c\u8fd1\u6d77\u533a\u57df\u7684\u7535\u6c14\u8bbe\u5907\u3002\u5b83\u6709\u52a9\u4e8e\u62b5\u5fa1\u6d77\u6c34\u55b7\u96fe\u548c\u542b\u76d0\u7a7a\u6c14\u3002<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u6c61\u6c34\u5904\u7406\u5382\uff1a<\/b><span style=\"font-weight: 400;\"> NEMA 4X \u53ef\u9632\u6b62\u8fc7\u6ee4\u548c\u6c61\u6c34\u7cfb\u7edf\u4e2d\u56e0\u7ec6\u83cc\u3001\u6e7f\u6c14\u548c\u5316\u5b66\u7269\u8d28\u800c\u751f\u9508\u3002\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u98df\u54c1\u52a0\u5de5\u8bbe\u65bd\uff1a<\/b><span style=\"font-weight: 400;\"> \u5728\u8fd9\u4e9b\u5de5\u5382\u4e2d\uff0c\u5b83\u53ef\u4ee5\u627f\u53d7\u6e05\u6d01\u5242\u7684\u5927\u91cf\u63a5\u89e6\uff0c\u8fd8\u53ef\u4ee5\u627f\u53d7\u9891\u7e41\u7684\u51b2\u6d17\u3002<\/span><\/li>\n<\/ul>\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-46251\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/FAQs.jpg\" alt=\"\u5e38\u89c1\u95ee\u9898\u89e3\u7b54\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/FAQs.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/FAQs-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/FAQs-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/FAQs-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Is_a_NEMA_4X_Enclosure_Waterproof\"><\/span><b>NEMA 4X \u5916\u58f3\u9632\u6c34\u5417\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u5f53\u7136\u53ef\u4ee5\u3002NEMA 4X \u9632\u6c34\uff0c\u53ef\u627f\u53d7\u9ad8\u538b\u6c34\u6d41\u3002\u5b83\u8fd8\u80fd\u9632\u6b62\u8f6f\u7ba1\u55b7\u6c34\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_a_NEMA_4X_Enclosure_Be_Used_Outdoors\"><\/span><b>NEMA 4X \u5916\u58f3\u53ef\u4ee5\u5728\u6237\u5916\u4f7f\u7528\u5417\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u662f\u7684\uff0c\u60a8\u53ef\u4ee5\u5728\u6237\u5916\u4f7f\u7528 4X \u5916\u58f3\u3002\u56e0\u4e3a\u5b83\u4eec\u662f\u4e13\u95e8\u4e3a\u6076\u52a3\u7684\u73af\u5883\u6761\u4ef6\u8bbe\u8ba1\u7684\u3002\u00a0<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Does_NEMA_4X_Prevent_Explosions\"><\/span><b>NEMA 4X \u80fd\u9632\u6b62\u7206\u70b8\u5417\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u4e0d\uff0cNEMA 4X \u65e0\u6cd5\u9632\u6b62\u7206\u70b8\u3002\u8bf7\u52ff\u5728\u6613\u71c3\u6c14\u4f53\u542b\u91cf\u9ad8\u7684\u5371\u9669\u533a\u57df\u4f7f\u7528\u5b83\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_NEMA_4X_Be_Submerged_Underwater\"><\/span><b>NEMA 4X \u53ef\u4ee5\u6d78\u5165\u6c34\u4e0b\u5417\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u4e0d\u53ef\u4ee5\uff0c\u5373\u4f7fNEMA 4X\u9632\u6c34\uff0c\u4e5f\u4e0d\u80fd\u5c06\u5176\u6d78\u5165\u6c34\u4e2d\u3002\u5b83\u53ef\u4ee5\u627f\u53d7\u5f3a\u5927\u7684\u6c34\u6d41\uff0c\u4f46\u5e76\u975e\u8bbe\u8ba1\u7528\u4e8e\u5b8c\u5168\u6d78\u5165\u6c34\u4e2d\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Is_NEMA_4_Rated_For_Washdown\"><\/span><b>NEMA 4 \u662f\u5426\u9002\u5408\u51b2\u6d17\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u662f\u7684\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 NEMA 4 \u8fdb\u884c\u51b2\u6d17\u3002\u5b83\u53ef\u4ee5\u4fdd\u62a4\u673a\u5668\u548c\u7269\u6599\u514d\u53d7\u52a0\u538b\u6c34\u7684\u4fb5\u8680\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Final_Thoughts\"><\/span><b>\u6700\u540e\u7684\u60f3\u6cd5<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46252\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Final-Thoughts.jpg\" alt=\"\u6700\u540e\u7684\u60f3\u6cd5\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Final-Thoughts.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Final-Thoughts-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Final-Thoughts-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Final-Thoughts-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u6211\u4eec\u5e0c\u671b\u60a8\u73b0\u5728\u5bf9 NEMA 4 \u548c NEMA 4X \u5916\u58f3\u6709\u4e86\u6e05\u6670\u7684\u4e86\u89e3\u3002\u4e86\u89e3\u5b83\u4eec\u7684\u533a\u522b\u975e\u5e38\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u80fd\u5e2e\u52a9\u60a8\u8f7b\u677e\u9009\u62e9\u3002\u4e24\u8005\u90fd\u53ef\u4ee5\u5728\u6237\u5916\u4f7f\u7528\uff0c\u4f46 4X \u5916\u58f3\u4e13\u4e3a\u76d0\u6c34\u548c\u5316\u5b66\u7269\u8d28\u66b4\u9732\u533a\u57df\u8bbe\u8ba1\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u4e0d\u8fc7\uff0c\u60a8\u53ef\u4ee5\u8054\u7cfb\u6211\u4eec\u7684\u56e2\u961f\u8fdb\u884c\u5916\u58f3\u54a8\u8be2\u3002\u6211\u4eec\u7684\u4e13\u4e1a\u4eba\u5458\u5c06\u6307\u5bfc\u60a8\u5b8c\u6210\u9009\u62e9\u8fc7\u7a0b\u3002\u6b64\u5916\uff0c\u60a8\u8fd8\u53ef\u4ee5 <\/span><a href=\"https:\/\/www.kdmsteel.com\/zh\/\u63a5\u89e6\/\"><span style=\"font-weight: 400;\">\u8bf7\u6c42\u5373\u65f6\u62a5\u4ef7<\/span><\/a><span style=\"font-weight: 400;\"> \u7528\u4e8e\u5b9a\u5236\u7535\u6c14\u5916\u58f3\u3002<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Do you know what NEMA is? Basically, the word NEMA stands for National Electrical Manufacturers Association. This organization is responsible for designing the standard ratings of electrical enclosures which are manufactured in factories all over the world. It tells us about their protection level against water, dust and rust. Today, we will break down the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":46245,"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-46229","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>NEMA 4 vs 4X Enclosures \u2013 4 Differences, Uses &amp; FAQs - 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-4-\u548c-4x-\u5916\u58f3\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NEMA 4 vs 4X Enclosures \u2013 4 Differences, Uses &amp; FAQs - KDM Steel\" \/>\n<meta property=\"og:description\" content=\"Do you know what NEMA is? 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Basically, the word NEMA stands for National Electrical Manufacturers Association. This organization is responsible for designing the standard ratings of electrical enclosures which are manufactured in factories all over the world. It tells us about their protection level against water, dust and rust. 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