{"id":46309,"date":"2025-03-07T02:28:01","date_gmt":"2025-03-07T02:28:01","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=46309"},"modified":"2025-03-07T05:12:46","modified_gmt":"2025-03-07T05:12:46","slug":"nema-3r-meaning","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/","title":{"rendered":"NEMA 3R \u5b9a\u683c\u3068\u305d\u306e\u9069\u7528\u306b\u3064\u3044\u3066\u7406\u89e3\u3059\u308b"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">\u96fb\u6c17\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306e\u4f7f\u7528\u3092\u6c7a\u5b9a\u3057\u305f\u5834\u5408\u3001NEMA 3R \u304c\u96e8\u3001\u307f\u305e\u308c\u3001\u5916\u90e8\u306e\u6c37\u306e\u5f62\u6210\u304b\u3089\u4fdd\u8b77\u3055\u308c\u308b\u3053\u3068\u3092\u610f\u5473\u3059\u308b\u3053\u3068\u3092\u77e5\u3063\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u5c4b\u5185\u3068\u5c4b\u5916\u306b\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u304c\u5fc5\u8981\u306a\u5efa\u8a2d\u696d\u3001\u901a\u4fe1\u696d\u3001\u305d\u306e\u4ed6\u306e\u696d\u754c\u5411\u3051\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\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\u6b21<\/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=\"\u76ee\u6b21\u3092\u5207\u308a\u66ff\u3048\u308b\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u30c8\u30b0\u30eb<\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#What_Does_NEMA_3R_Mean\" >NEMA 3R \u3068\u306f\u4f55\u3092\u610f\u5473\u3057\u307e\u3059\u304b?<\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#What_is_a_NEMA_3R_Enclosure\" >NEMA 3R \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3068\u306f\u4f55\u3067\u3059\u304b?<\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#Key_Features_of_NEMA_3R_Rating\" >NEMA 3R \u5b9a\u683c\u306e\u4e3b\u306a\u7279\u5fb4<\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#%E2%97%8F_Protection_against_Weather_Elements\" >\u25cf \u5929\u5019\u8981\u7d20\u306b\u5bfe\u3059\u308b\u4fdd\u8b77:<\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#%E2%97%8F_Material_and_Durability\" >\u25cf \u7d20\u6750\u3068\u8010\u4e45\u6027:<\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#%E2%97%8F_Indoor_and_Outdoor_Suitability\" >\u25cf \u5c4b\u5185\u304a\u3088\u3073\u5c4b\u5916\u3067\u306e\u9069\u5408\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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#%E2%97%8F_Limitations\" >\u25cf \u5236\u9650\u4e8b\u9805:<\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#Applications_of_NEMA_3R_Enclosures\" >NEMA 3R\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306e\u7528\u9014<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#%E2%97%8F_Outdoor_Environments\" >\u25cf \u5c4b\u5916\u74b0\u5883:<\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#%E2%97%8F_Telecommunication_Equipment\" >\u25cf \u901a\u4fe1\u6a5f\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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#%E2%97%8F_Industrial_Settings\" >\u25cf \u7523\u696d\u74b0\u5883:<\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#Choose_KDM_for_Premium_NEMA_3R_Enclosures\" >\u30d7\u30ec\u30df\u30a2\u30e0 NEMA 3R \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306b\u306f KDM \u3092\u304a\u9078\u3073\u304f\u3060\u3055\u3044<\/a><\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#Conclusion\" >\u7d50\u8ad6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#Frequently_Asked_Questions\" >\u3088\u304f\u3042\u308b\u8cea\u554f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#Is_NEMA_3R_rain-tight\" >NEMA 3R \u306f\u9632\u6c34\u3067\u3059\u304b?<\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#What_is_a_NEMA_3R_breaker\" >NEMA 3R \u30d6\u30ec\u30fc\u30ab\u30fc\u3068\u306f\u4f55\u3067\u3059\u304b?<\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#What_do_NEMA_numbers_mean\" >NEMA \u756a\u53f7\u306f\u4f55\u3092\u610f\u5473\u3057\u307e\u3059\u304b?<\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#What_is_full_of_NEMA\" >NEMA \u304c\u3044\u3063\u3071\u3044\u8a70\u307e\u3063\u305f\u3082\u306e\u306f\u4f55\u3067\u3059\u304b?<\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#How_many_volts_is_NEMA\" >NEMA\u306f\u4f55\u30dc\u30eb\u30c8\u3067\u3059\u304b?<\/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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/#What_is_the_NEMA_grade\" >NEMA\u30b0\u30ec\u30fc\u30c9\u3068\u306f\u4f55\u3067\u3059\u304b?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_Does_NEMA_3R_Mean\"><\/span><b>NEMA 3R \u3068\u306f\u4f55\u3092\u610f\u5473\u3057\u307e\u3059\u304b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46335\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-Does-NEMA-3R-Mean-1.jpg\" alt=\"NEMA 3R \u3068\u306f\u4f55\u3092\u610f\u5473\u3057\u307e\u3059\u304b?\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-Does-NEMA-3R-Mean-1.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-Does-NEMA-3R-Mean-1-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-Does-NEMA-3R-Mean-1-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-Does-NEMA-3R-Mean-1-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u96fb\u6c17\u90e8\u54c1\u3092\u96e8\u3001\u307f\u305e\u308c\u3001\u6c37\u304b\u3089\u4fdd\u8b77\u3057\u3001\u901a\u6c17\u6027\u306e\u3042\u308b\u7b50\u4f53\u306f\u3001NEMA 3R \u3068\u3057\u3066\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u6c34\u306e\u6d78\u5165\u3092\u9632\u304e\u307e\u3059\u304c\u3001100% \u9632\u6c34\u3067\u306f\u306a\u3044\u305f\u3081\u3001\u5c4b\u5185\u304a\u3088\u3073\u5c4b\u5916\u3067\u306e\u4f7f\u7528\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u904e\u9177\u306a\u74b0\u5883\u3067\u3082\u6a5f\u5668\u3092\u78ba\u5b9f\u306b\u4fdd\u8b77\u3057\u307e\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_is_a_NEMA_3R_Enclosure\"><\/span><b>NEMA 3R \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3068\u306f\u4f55\u3067\u3059\u304b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46336\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-a-NEMA-3R-Enclosure-1.jpg\" alt=\"NEMA 3R\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3068\u306f\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-a-NEMA-3R-Enclosure-1.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-a-NEMA-3R-Enclosure-1-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-a-NEMA-3R-Enclosure-1-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-a-NEMA-3R-Enclosure-1-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">NEMA 3R \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u96fb\u6c17\u90e8\u54c1\u3092\u96e8\u3001\u96ea\u3001\u6c37\u304b\u3089\u4fdd\u8b77\u3059\u308b\u305f\u3081\u3001\u5c4b\u5916\u304a\u3088\u3073\u5c4b\u5185\u3067\u306e\u4f7f\u7528\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u5b8c\u5168\u306a\u9632\u6c34\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u8010\u5019\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u914d\u96fb\u3001\u5efa\u8a2d\u3001\u901a\u4fe1\u306e\u5206\u91ce\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3001\u5b89\u5168\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u6a5f\u5668\u64cd\u4f5c\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Key_Features_of_NEMA_3R_Rating\"><\/span><b>NEMA 3R \u5b9a\u683c\u306e\u4e3b\u306a\u7279\u5fb4<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46337\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Key-Features-of-NEMA-3R-Rating-1.jpg\" alt=\"NEMA 3R \u5b9a\u683c\u306e\u4e3b\u306a\u7279\u5fb4\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Key-Features-of-NEMA-3R-Rating-1.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Key-Features-of-NEMA-3R-Rating-1-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Key-Features-of-NEMA-3R-Rating-1-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Key-Features-of-NEMA-3R-Rating-1-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Protection_against_Weather_Elements\"><\/span><b>\u25cf \u5929\u5019\u8981\u7d20\u306b\u5bfe\u3059\u308b\u4fdd\u8b77:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u96fb\u6c17\u6a5f\u5668\u306f\u3001NEMA 3R \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306b\u3088\u3063\u3066\u96e8\u3001\u96ea\u3001\u6c37\u306e\u84c4\u7a4d\u304b\u3089\u4fdd\u8b77\u3055\u308c\u3001\u7d99\u7d9a\u7684\u306a\u52d5\u4f5c\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002\u6c34\u306e\u6d78\u5165\u3092\u9632\u304e\u306a\u304c\u3089\u3001\u305d\u306e\u3088\u3046\u306a\u74b0\u5883\u306b\u9069\u3057\u305f\u63db\u6c17\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u53b3\u3057\u3044\u6c17\u8c61\u6761\u4ef6\u304b\u3089\u4fdd\u8b77\u3055\u308c\u3066\u304a\u308a\u3001\u901a\u4fe1\u8a2d\u5099\u3084\u5efa\u8a2d\u73fe\u5834\u3067\u306e\u76ee\u7684\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Material_and_Durability\"><\/span><b>\u25cf \u7d20\u6750\u3068\u8010\u4e45\u6027:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">NEMA 3R\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u30b9\u30c1\u30fc\u30eb\u3001\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u3001\u307e\u305f\u306f<\/span><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/B9780323358248000177\"> <span style=\"font-weight: 400;\">\u30dd\u30ea\u30ab\u30fc\u30dc\u30cd\u30fc\u30c8<\/span><\/a><span style=\"font-weight: 400;\"> \u6750\u6599\u3002\u3053\u306e\u3088\u3046\u306a\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u3088\u308a\u3001\u53b3\u3057\u3044\u74b0\u5883\u3067\u3082\u5bff\u547d\u304c\u9577\u304f\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5de5\u696d\u3001\u5546\u696d\u3001\u4f4f\u5b85\u7528\u9014\u306e\u96fb\u6c17\u90e8\u54c1\u3092\u4fdd\u8b77\u3059\u308b\u3001\u9811\u4e08\u3067\u5b89\u4fa1\u306a\u5916\u90e8\u885d\u6483\u8010\u6027\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Indoor_and_Outdoor_Suitability\"><\/span><b>\u25cf \u5c4b\u5185\u304a\u3088\u3073\u5c4b\u5916\u3067\u306e\u9069\u5408\u6027:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">NEMA 3R \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u591a\u7528\u9014\u306b\u8a2d\u8a08\u3055\u308c\u3066\u304a\u308a\u3001\u5c4b\u5185\u304a\u3088\u3073\u5c4b\u5916\u3067\u306e\u4f7f\u7528\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u901a\u6c17\u306b\u3088\u308a\u7d50\u9732\u3092\u9632\u304e\u3001\u96fb\u6c17\u30d1\u30cd\u30eb\u3001HVAC \u30b7\u30b9\u30c6\u30e0\u3001\u901a\u4fe1\u6a5f\u5668\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u5de5\u5834\u307e\u305f\u306f\u30aa\u30fc\u30d7\u30f3\u30b5\u30a4\u30c8\u3067\u306e\u8a2d\u7f6e\u306b\u3088\u308a\u3001\u74b0\u5883\u306e\u5371\u967a\u304b\u3089\u4fdd\u8b77\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Limitations\"><\/span><b>\u25cf \u5236\u9650\u4e8b\u9805:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">NEMA 3R\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u96e8\u304b\u3089\u4fdd\u8b77\u3057\u307e\u3059\u304c\u3001\u5b8c\u5168\u306a\u9632\u6c34\u6027\u3084\u9632\u5875\u6027\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5bc6\u9589\u4fdd\u8b77\u306f\u8150\u98df\u6027\u307e\u305f\u306f\u5371\u967a\u306a\u74b0\u5883\u3067\u306f\u63d0\u4f9b\u3055\u308c\u307e\u305b\u3093\u30024\u307e\u305f\u306f\u305d\u308c\u4ee5\u4e0a\u306eNEMA\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001<\/span><a href=\"https:\/\/kdmfab.com\/nema-4x-enclosure\/\"> <span style=\"font-weight: 400;\">4\u500d<\/span><\/a><span style=\"font-weight: 400;\"> \u307b\u3053\u308a\u3001\u6c34\u6ca1\u3001\u307e\u305f\u306f\u904e\u9177\u306a\u6761\u4ef6\u304b\u3089\u306e\u4fdd\u8b77\u304c\u5fc5\u8981\u306a\u5834\u5408\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Applications_of_NEMA_3R_Enclosures\"><\/span><b>NEMA 3R\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306e\u7528\u9014<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46338\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Applications-of-NEMA-3R-Enclosures-1.jpg\" alt=\"NEMA 3R\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306e\u7528\u9014\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Applications-of-NEMA-3R-Enclosures-1.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Applications-of-NEMA-3R-Enclosures-1-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Applications-of-NEMA-3R-Enclosures-1-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Applications-of-NEMA-3R-Enclosures-1-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Outdoor_Environments\"><\/span><b>\u25cf \u5c4b\u5916\u74b0\u5883:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">NEMA 3R\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u96e8\u3084\u96ea\u306b\u3055\u3089\u3055\u308c\u308b\u96fb\u6c17\u90e8\u54c1\u306e\u4fdd\u8b77\u306b\u5fc5\u8981\u306a\u4fe1\u983c\u6027\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u901a\u5e38\u306f\u7167\u660e\u5236\u5fa1\u3068\u3057\u3066\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/span><a href=\"https:\/\/www.researchgate.net\/publication\/317904531_Review_Paper_on_Energy_Efficiency_Technologies_for_Heating_Ventilation_and_Air_Conditioning_HVAC\"> <span style=\"font-weight: 400;\">\u7a7a\u8abf\u8a2d\u5099<\/span><\/a><span style=\"font-weight: 400;\">\u3001\u96fb\u529b\u5206\u914d\u306e\u307b\u304b\u3001\u5c4b\u5916\u8a2d\u7f6e\u6642\u306e\u6a5f\u5668\u306e\u4fdd\u8b77\u3084\u63db\u6c17\u306b\u3088\u308b\u6e7f\u6c17\u306e\u84c4\u7a4d\u9632\u6b62\u3082\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Telecommunication_Equipment\"><\/span><b>\u25cf \u901a\u4fe1\u6a5f\u5668:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">NEMA 3R \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u901a\u4fe1\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3051\u308b\u96fb\u6e90\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30d1\u30cd\u30eb\u3001\u4fe1\u53f7\u30d6\u30fc\u30b9\u30bf\u30fc\u306a\u3069\u306e\u901a\u4fe1\u6a5f\u5668\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002\u30dd\u30fc\u30eb\u3084\u5efa\u7269\u306e\u5916\u90e8\u306b\u53d6\u308a\u4ed8\u3051\u3089\u308c\u3001\u5929\u5019\u306b\u3088\u308b\u640d\u50b7\u304b\u3089\u4fdd\u8b77\u3057\u3001\u9069\u5207\u306a\u7a7a\u6c17\u306e\u6d41\u308c\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5c4b\u5916\u3084\u9060\u9694\u5730\u3067\u306e\u901a\u4fe1\u3092\u30b3\u30b9\u30c8\u52b9\u7387\u3088\u304f\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Industrial_Settings\"><\/span><b>\u25cf \u7523\u696d\u74b0\u5883:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u7523\u696d\u73fe\u5834\u306e\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u53b3\u3057\u3044\u6761\u4ef6\u306b\u8010\u3048\u3089\u308c\u308b\u3088\u3046\u4f5c\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u5236\u5fa1\u30d1\u30cd\u30eb\u3001\u914d\u96fb\u30e6\u30cb\u30c3\u30c8\u3001\u6a5f\u68b0\u90e8\u54c1\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001NEMA 3R \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306b\u3088\u3063\u3066\u96e8\u3084\u6c37\u304b\u3089\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u53b3\u3057\u3044\u74b0\u5883\u3067\u3082\u96fb\u6c17\u30b7\u30b9\u30c6\u30e0\u3092\u7a3c\u50cd\u3055\u305b\u3001\u5b89\u5168\u306b\u4fdd\u3064\u305f\u3081\u306b\u983c\u308a\u306b\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Choose_KDM_for_Premium_NEMA_3R_Enclosures\"><\/span><b>\u30d7\u30ec\u30df\u30a2\u30e0 NEMA 3R \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306b\u306f KDM \u3092\u304a\u9078\u3073\u304f\u3060\u3055\u3044<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46333\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Choose-KDM-for-Premium-NEMA-3R-Enclosures.jpg\" alt=\"\u30d7\u30ec\u30df\u30a2\u30e0 NEMA 3R \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306b\u306f KDM \u3092\u304a\u9078\u3073\u304f\u3060\u3055\u3044\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Choose-KDM-for-Premium-NEMA-3R-Enclosures.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Choose-KDM-for-Premium-NEMA-3R-Enclosures-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Choose-KDM-for-Premium-NEMA-3R-Enclosures-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Choose-KDM-for-Premium-NEMA-3R-Enclosures-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">KDM\u306f\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u5546\u696d\u304a\u3088\u3073\u7523\u696d\u7528\u9014\u5411\u3051\u306e\u8010\u4e45\u6027\u306e\u3042\u308bNEMA 3R\u7523\u696d\u7528\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306e\u30e9\u30a4\u30f3\u3092\u7528\u610f\u3057\u3066\u3044\u307e\u3059\u3002\u7cbe\u5de7\u306a\u8077\u4eba\u6280\u3001\u30ab\u30b9\u30bf\u30e0\u69cb\u6210\u3001\u6700\u9ad8\u54c1\u8cea\u306e\u7d20\u6750\u306b\u3088\u308a\u3001\u5c4b\u5916\u74b0\u5883\u3067\u6a5f\u5668\u3092\u4fdd\u8b77\u3059\u308b\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u304c\u63d0\u4f9b\u3055\u308c\u307e\u3059\u3002\u6700\u9ad8\u306e\u4fdd\u8b77\u306e\u305f\u3081\u306bKDM\u3092\u4fe1\u983c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/span><a href=\"https:\/\/kdmfab.com\/\"> <span style=\"font-weight: 400;\">KDM\u88fd\u9020<\/span><\/a><span style=\"font-weight: 400;\"> \u63d0\u4f9b\u3067\u304d\u308b\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><b>\u7d50\u8ad6<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46339\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Conclusion-6.jpg\" alt=\"\u7d50\u8ad6\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Conclusion-6.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Conclusion-6-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Conclusion-6-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Conclusion-6-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">NEMA 3R \u5b9a\u683c\u306f\u3001\u5c4b\u5916\u304a\u3088\u3073\u7523\u696d\u7528\u9014\u306b\u9069\u3057\u305f\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3092\u9078\u629e\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u96fb\u5b50\u6a5f\u5668\u3068 HVAC \u30b7\u30b9\u30c6\u30e0\u3092\u96e8\u3001\u96ea\u3001\u6c37\u304b\u3089\u4fdd\u8b77\u3059\u308b\u305f\u3081\u3067\u3059\u3002\u307e\u305f\u3001NEMA 3 R \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u304c\u9078\u629e\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u3053\u308c\u3089\u306f\u9811\u4e08\u3067\u8010\u5019\u6027\u304c\u3042\u308a\u3001\u904e\u9177\u306a\u74b0\u5883\u3067\u3082\u5b89\u5168\u3067\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions\"><\/span><b>\u3088\u304f\u3042\u308b\u8cea\u554f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46340\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Frequently-Asked-Questions-2.jpg\" alt=\"\u3088\u304f\u3042\u308b\u8cea\u554f\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Frequently-Asked-Questions-2.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Frequently-Asked-Questions-2-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Frequently-Asked-Questions-2-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Frequently-Asked-Questions-2-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Is_NEMA_3R_rain-tight\"><\/span><b>NEMA 3R \u306f\u9632\u6c34\u3067\u3059\u304b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">NEMA 3R \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u9632\u6c34\u8a2d\u8a08\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u96fb\u6c17\u90e8\u54c1\u3092\u96e8\u3001\u96ea\u3001\u307f\u305e\u308c\u304b\u3089\u4fdd\u8b77\u3059\u308b\u306e\u3067\u3001\u5c4b\u5916\u3067\u4f7f\u7528\u3059\u308b\u3068\u304d\u306b\u7279\u306b\u4fbf\u5229\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u5b8c\u5168\u306a\u9632\u6c34\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_is_a_NEMA_3R_breaker\"><\/span><b>NEMA 3R \u30d6\u30ec\u30fc\u30ab\u30fc\u3068\u306f\u4f55\u3067\u3059\u304b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u3053\u308c\u306f\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u3067\u3042\u308a\u3001NEMA 3R \u5b9a\u683c\u306e\u7b50\u4f53\u5185\u306b\u53ce\u7d0d\u3055\u308c\u307e\u3059\u3002\u96e8\u3084\u96ea\u306b\u8010\u6027\u304c\u3042\u308a\u3001\u96fb\u6c17\u30b7\u30b9\u30c6\u30e0\u3092\u904e\u8ca0\u8377\u304b\u3089\u4fdd\u8b77\u3057\u307e\u3059\u3002\u5c4b\u5916\u3067\u52d5\u4f5c\u3057\u3001\u5b89\u5168\u3067\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_do_NEMA_numbers_mean\"><\/span><b>NEMA \u756a\u53f7\u306f\u4f55\u3092\u610f\u5473\u3057\u307e\u3059\u304b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">NEMA \u756a\u53f7\u306f\u3001\u307b\u3053\u308a\u3001\u6c34\u3001\u8150\u98df\u306a\u3069\u306e\u5468\u56f2\u306e\u74b0\u5883\u8981\u56e0\u306b\u5bfe\u3057\u3066\u7b50\u4f53\u304c\u3069\u306e\u7a0b\u5ea6\u4fdd\u8b77\u3055\u308c\u308b\u304b\u3092\u793a\u3057\u307e\u3059\u3002\u901a\u5e38\u3001\u96fb\u6c17\u90e8\u54c1\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u305f\u756a\u53f7\u304c\u5927\u304d\u3044\u307b\u3069\u3001\u4fdd\u8b77\u3055\u308c\u308b\u30ec\u30d9\u30eb\u3082\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_is_full_of_NEMA\"><\/span><b>NEMA \u304c\u3044\u3063\u3071\u3044\u8a70\u307e\u3063\u305f\u3082\u306e\u306f\u4f55\u3067\u3059\u304b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">NEMA \u306f National Electrical Manufacturers Association (\u5168\u7c73\u96fb\u6c17\u6a5f\u5668\u88fd\u9020\u8005\u5354\u4f1a) \u306e\u7565\u79f0\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001NEMA \u306f\u5de5\u696d\u304a\u3088\u3073\u5546\u696d\u7528\u9014\u306b\u304a\u3051\u308b\u5b89\u5168\u6027\u3001\u6027\u80fd\u3001\u4e92\u63db\u6027\u306b\u95a2\u3059\u308b\u96fb\u6c17\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3001\u30b3\u30cd\u30af\u30bf\u3001\u6a5f\u5668\u306e\u898f\u683c\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"How_many_volts_is_NEMA\"><\/span><b>NEMA\u306f\u4f55\u30dc\u30eb\u30c8\u3067\u3059\u304b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u96fb\u5727\u5b9a\u683c\u306f\u6307\u5b9a\u3055\u308c\u3066\u3044\u307e\u305b\u3093<\/span><a href=\"https:\/\/kdmfab.com\/kdm-nema-battery-enclosure\/\"> <span style=\"font-weight: 400;\">\u30cd\u30de<\/span><\/a><span style=\"font-weight: 400;\"> \u76f4\u63a5\u3002\u6a5f\u5668\u306e\u6027\u8cea\u3068\u4ed5\u69d8\u3001\u304a\u3088\u3073\u8a2d\u8a08\u306b\u57fa\u3065\u3044\u3066\u3001\u3055\u307e\u3056\u307e\u306a\u96fb\u5727\u3067\u5229\u7528\u3067\u304d\u308b\u96fb\u6c17\u6a5f\u5668\u306e\u7b50\u4f53\u898f\u683c\u3092\u78ba\u7acb\u3057\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_is_the_NEMA_grade\"><\/span><b>NEMA\u30b0\u30ec\u30fc\u30c9\u3068\u306f\u4f55\u3067\u3059\u304b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306e\u6750\u8cea\u5206\u985e\uff08NEMA\u30b0\u30ec\u30fc\u30c9\uff09\u306f\u3001<\/span><a href=\"https:\/\/books.google.com.pk\/books?hl=en&amp;lr=&amp;id=qwfMBQAAQBAJ&amp;oi=fnd&amp;pg=PP1&amp;dq=(thermoplastic+materials)+AND+(material+properties)&amp;ots=_sX_dwn6s6&amp;sig=PPsB5mgVUMDcIhnhqFGslwwuN1Y&amp;redir_esc=y#v=onepage&amp;q=(thermoplastic%20materials)%20AND%20(material%20properties)&amp;f=false\"> <span style=\"font-weight: 400;\">\u71b1\u53ef\u5851\u6027\u30d7\u30e9\u30b9\u30c1\u30c3\u30af<\/span><\/a><span style=\"font-weight: 400;\"> \u30e9\u30df\u30cd\u30fc\u30c8\u3002\u3053\u308c\u3089\u306e\u30b0\u30ec\u30fc\u30c9\u306f\u3001\u8010\u4e45\u6027\u3068\u8010\u71b1\u6027\u3001\u304a\u3088\u3073\u9069\u5207\u306a\u7523\u696d\u6761\u4ef6\u3084\u74b0\u5883\u6761\u4ef6\u3092\u8003\u616e\u3057\u3066\u3044\u307e\u3059\u3002<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>If you are deciding to use electrical enclosures, you need to know that NEMA 3R meaning of being protected from rain, sleet, and external ice formation. These enclosures are designed for construction as well as telecom and other industries which need to have enclosures inside and outside. What Does NEMA 3R Mean? An enclosure that [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":46327,"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-46309","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>Understanding the NEMA 3R Rating and Its Applications - 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\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Understanding the NEMA 3R Rating and Its Applications - KDM Steel\" \/>\n<meta property=\"og:description\" content=\"If you are deciding to use electrical enclosures, you need to know that NEMA 3R meaning of being protected from rain, sleet, and external ice formation. 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KDM Steel","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de-3r-\u306e\u610f\u5473\/","og_locale":"ja_JP","og_type":"article","og_title":"Understanding the NEMA 3R Rating and Its Applications - KDM Steel","og_description":"If you are deciding to use electrical enclosures, you need to know that NEMA 3R meaning of being protected from rain, sleet, and external ice formation. These enclosures are designed for construction as well as telecom and other industries which need to have enclosures inside and outside. What Does NEMA 3R Mean? 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