{"id":46312,"date":"2025-03-07T02:30:10","date_gmt":"2025-03-07T02:30:10","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=46312"},"modified":"2025-03-07T03:08:58","modified_gmt":"2025-03-07T03:08:58","slug":"nema-3-vs-nema-4","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de3\u3068\u30cd\u30de4\/","title":{"rendered":"NEMA 3 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3068 NEMA 4 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306e\u9055\u3044\u3092\u7406\u89e3\u3059\u308b"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">\u74b0\u5883\u8981\u56e0\u304b\u3089\u306e\u4fdd\u8b77\u3092\u78ba\u5b9f\u306b\u3059\u308b\u3053\u3068\u306f\u3001\u9078\u629e\u3059\u308b\u969b\u306b\u975e\u5e38\u306b\u91cd\u8981\u3067\u3042\u308b\u3053\u3068\u306b\u7559\u610f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/span><a href=\"https:\/\/kdmfab.com\/electrical-enclosure\/\"> <span style=\"font-weight: 400;\">\u96fb\u6c17\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3<\/span><\/a><span style=\"font-weight: 400;\">\u7279\u306b\u5c4b\u5916\u6a5f\u5668\u3084\u7523\u696d\u7528\u6a5f\u5668\u3067\u306f\u3001NEMA 3\u3068NEMA 4\u306e\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u304c\u512a\u308c\u305f\u9078\u629e\u80a2\u3068\u306a\u308b\u3053\u3068\u306f\u9593\u9055\u3044\u3042\u308a\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u3001\u30cb\u30fc\u30ba\u306b\u5408\u3063\u305f\u9069\u5207\u306a\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3092\u9078\u3076\u306b\u306f\u3001\u305d\u306e\u9055\u3044\u3092\u7406\u89e3\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u5404\u898f\u683c\u306e\u6982\u8981\u3092\u8aac\u660e\u3057\u3001\u7528\u9014\u306b\u9069\u3057\u305f\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306e\u9078\u629e\u3092\u652f\u63f4\u3057\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\u30de3\u3068\u30cd\u30de4\/#What_is_NEMA_3_IP54\" >NEMA 3 (IP54) \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-2\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de3\u3068\u30cd\u30de4\/#What_is_NEMA_4_IP66\" >NEMA 4\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f\uff08IP66\uff09<\/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\u30de3\u3068\u30cd\u30de4\/#Key_Differences_Between_NEMA_IP54_and_NEMA_IP66\" >NEMA IP54\u3068NEMA IP66\u306e\u4e3b\u306a\u9055\u3044<\/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\u30de3\u3068\u30cd\u30de4\/#%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\u30de3\u3068\u30cd\u30de4\/#%E2%97%8F_Material_and_Construction\" >\u25cf \u6750\u8cea\u3068\u69cb\u9020\uff1a<\/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\u30de3\u3068\u30cd\u30de4\/#%E2%97%8F_Environmental_Suitability\" >\u25cf \u74b0\u5883\u9069\u5408\u6027\uff1a<\/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\u30de3\u3068\u30cd\u30de4\/#%E2%97%8F_Cost_Considerations\" >\u25cf \u30b3\u30b9\u30c8\u306b\u95a2\u3059\u308b\u8003\u616e\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\u30de3\u3068\u30cd\u30de4\/#Applications_of_NEMA_3_Enclosures\" >NEMA 3\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\u30de3\u3068\u30cd\u30de4\/#%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\u30de3\u3068\u30cd\u30de4\/#%E2%97%8F_Industrial_and_Telecommunication_Equipment\" >\u25cf \u7523\u696d\u6a5f\u5668\u304a\u3088\u3073\u901a\u4fe1\u6a5f\u5668:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de3\u3068\u30cd\u30de4\/#Applications_of_NEMA_4_Enclosures\" >NEMA 4\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-12\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de3\u3068\u30cd\u30de4\/#%E2%97%8F_Harsh_Industrial_Settings\" >\u25cf \u904e\u9177\u306a\u7523\u696d\u74b0\u5883\uff1a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de3\u3068\u30cd\u30de4\/#%E2%97%8F_Regular_Cleaning_and_Protection\" >\u25cf \u5b9a\u671f\u7684\u306a\u6e05\u6383\u3068\u4fdd\u8b77\uff1a<\/a><\/li><\/ul><\/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\u30de3\u3068\u30cd\u30de4\/#Choosing_Between_NEMA_3_and_NEMA_4_Enclosures\" >NEMA 3 \u3068 NEMA 4 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306e\u9078\u629e<\/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\u30de3\u3068\u30cd\u30de4\/#%E2%97%8F_Evaluating_Your_Environmental_Needs\" >\u25cf \u74b0\u5883\u30cb\u30fc\u30ba\u306e\u8a55\u4fa1:<\/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\u30de3\u3068\u30cd\u30de4\/#%E2%97%8F_Protection_Requirements\" >\u25cf \u4fdd\u8b77\u8981\u4ef6:<\/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\u30de3\u3068\u30cd\u30de4\/#%E2%97%8F_Cost_vs_Protection\" >\u25cf \u30b3\u30b9\u30c8\u3068\u4fdd\u8b77:<\/a><\/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\/ja\/\u30cd\u30de3\u3068\u30cd\u30de4\/#Get_High_Quality_NEMA_3_and_NEMA_4_Enclosures_from_KDM\" >KDM \u304b\u3089\u9ad8\u54c1\u8cea\u306e NEMA 3 \u304a\u3088\u3073 NEMA 4 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3092\u5165\u624b<\/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\/ja\/\u30cd\u30de3\u3068\u30cd\u30de4\/#Conclusion\" >\u7d50\u8ad6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de3\u3068\u30cd\u30de4\/#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-21\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de3\u3068\u30cd\u30de4\/#Can_IP54_enclosures_be_used_in_wet_environments\" >IP54 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u6e7f\u6c17\u306e\u591a\u3044\u74b0\u5883\u3067\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de3\u3068\u30cd\u30de4\/#Is_NEMA_4_more_suitable_for_harsh_industrial_settings\" >NEMA 4 \u306f\u904e\u9177\u306a\u7523\u696d\u74b0\u5883\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u304b?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de3\u3068\u30cd\u30de4\/#What_are_the_typical_materials_used_in_IP54_and_IP66_enclosures\" >IP54 \u304a\u3088\u3073 IP66 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3067\u4f7f\u7528\u3055\u308c\u308b\u4e00\u822c\u7684\u306a\u6750\u6599\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-24\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30cd\u30de3\u3068\u30cd\u30de4\/#What_industries_typically_use_NEMA_4_enclosures\" >NEMA 4 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3069\u306e\u3088\u3046\u306a\u696d\u754c\u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u304b?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_NEMA_3_IP54\"><\/span><b>NEMA 3 (IP54) \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-46317\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-3-IP54.jpg\" alt=\"NEMA 3\uff08IP54\uff09\u3068\u306f\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-3-IP54.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-3-IP54-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-3-IP54-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-3-IP54-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u3053\u308c\u3089\u306e\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u5c4b\u5916\u7528\u9014\u306b\u9069\u3057\u3066\u304a\u308a\u3001\u5e73\u5e74\u4e26\u307f\u306e\u5929\u5019\u4e0b\u3067\u306e\u964d\u96e8\u3001\u96ea\u3001\u307f\u305e\u308c\u304b\u3089\u5bc6\u9589\u3055\u308c\u305f\u6a5f\u5668\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002\u4e2d\u7a0b\u5ea6\u306e\u7523\u696d\u7528\u9014\u3084\u901a\u4fe1\u7528\u9014\u306b\u6700\u9069\u3067\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_is_NEMA_4_IP66\"><\/span><b>NEMA 4\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f\uff08IP66\uff09<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46318\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4-IP66.jpg\" alt=\"NEMA 4\uff08IP66\uff09\u3068\u306f\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4-IP66.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4-IP66-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4-IP66-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/What-is-NEMA-4-IP66-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">IP66\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001NEMA 3\u3088\u308a\u3082\u512a\u308c\u305f\u4fdd\u8b77\u6027\u80fd\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u964d\u96e8\u3001\u307f\u305e\u308c\u3001\u96ea\u3001\u6c34\u3057\u3076\u304d\u3001\u30db\u30fc\u30b9\u304b\u3089\u306e\u6563\u6c34\u306a\u3069\u304b\u3089\u6a5f\u5668\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002\u5805\u7262\u6027\u3068\u4fe1\u983c\u6027\u306b\u512a\u308c\u305f\u3053\u308c\u3089\u306e\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u7523\u696d\u73fe\u5834\u3067\u4e00\u822c\u7684\u306b\u898b\u3089\u308c\u308b\u904e\u9177\u306a\u7528\u9014\u306b\u6700\u9069\u3067\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Key_Differences_Between_NEMA_IP54_and_NEMA_IP66\"><\/span><b>NEMA IP54\u3068NEMA IP66\u306e\u4e3b\u306a\u9055\u3044<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46319\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Key-Differences-Between-NEMA-IP54-and-NEMA-IP66.jpg\" alt=\"NEMA IP54\u3068NEMA IP66\u306e\u4e3b\u306a\u9055\u3044\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Key-Differences-Between-NEMA-IP54-and-NEMA-IP66.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Key-Differences-Between-NEMA-IP54-and-NEMA-IP66-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Key-Differences-Between-NEMA-IP54-and-NEMA-IP66-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Key-Differences-Between-NEMA-IP54-and-NEMA-IP66-18x10.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<\/b> <b>\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;\">\u96e8\u3001\u96ea\u3001\u307f\u305e\u308c\u306b\u5bfe\u3057\u3066\u306f\u3001IP54\u898f\u683c\u3067\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001NEMA IP66\u898f\u683c\u306f\u3001\u30db\u30fc\u30b9\u306b\u3088\u308b\u6563\u6c34\u3084\u96ea\u3001\u307f\u305e\u308c\u3078\u306e\u66dd\u9732\u306b\u3082\u8010\u3048\u308b\u5b8c\u5168\u306a\u9632\u6c34\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002NEMA IP66\u898f\u683c\u306e\u7b50\u4f53\u306f\u3001\u96e8\u3001\u96ea\u3001\u307f\u305e\u308c\u3068\u3044\u3063\u305f\u6c17\u8c61\u6761\u4ef6\u3001\u305d\u3057\u3066\u76f4\u63a5\u306e\u6563\u6c34\u306b\u5bfe\u3057\u3066\u6700\u5927\u9650\u306e\u9632\u5fa1\u529b\u3092\u767a\u63ee\u3057\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Material_and_Construction\"><\/span><b>\u25cf<\/b> <b>\u7d20\u6750\u3068\u69cb\u9020:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">NEMA 3\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u901a\u5e38\u3001<\/span><a href=\"https:\/\/kdmfab.com\/stainless-steel-fabrication\/\"> <span style=\"font-weight: 400;\">\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc<\/span><\/a><span style=\"font-weight: 400;\"> \u307e\u305f\u306f<\/span><a href=\"https:\/\/kdmfab.com\/aluminum-fabrication\/\"> <span style=\"font-weight: 400;\">\u30a2\u30eb\u30df\u30cb\u30a6\u30e0<\/span><\/a><span style=\"font-weight: 400;\"> \u69d8\u3005\u306a\u74b0\u5883\u8981\u56e0\u306b\u5bfe\u3059\u308b\u9069\u5207\u306a\u4fdd\u8b77\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u3067\u3059\u3002\u4e00\u65b9\u3001NEMA 4\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3067\u306f\u3001\u3088\u308a\u904e\u9177\u306a\u74b0\u5883\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u3001\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306a\u3069\u306e\u6750\u6599\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002NEMA 4\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u975e\u8150\u98df\u6027\u3067\u3001\u8010\u885d\u6483\u6027\u3084\u8010\u6469\u8017\u6027\u3092\u8003\u616e\u3057\u3066\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Environmental_Suitability\"><\/span><b>\u25cf<\/b> <b>\u74b0\u5883\u9069\u5408\u6027:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u6a5f\u5668\u8a2d\u7f6e\u5834\u6240\u306e\u5c4b\u5916\u74b0\u5883\u304c\u6bd4\u8f03\u7684\u7a4f\u3084\u304b\u3067\u3001\u57c3\u3084\u6e7f\u6c17\u304c\u6563\u767a\u7684\u306b\u767a\u751f\u3059\u308b\u7a0b\u5ea6\u3067\u3042\u308c\u3070\u3001NEMA 3\u898f\u683c\u306e\u7b50\u4f53\u3067\u5341\u5206\u3067\u3059\u3002\u4e00\u65b9\u3001\u904e\u9177\u306a\u7523\u696d\u74b0\u5883\u3067\u306f\u3001\u6a5f\u68b0\u304c\u5316\u5b66\u7269\u8cea\u306b\u3055\u3089\u3055\u308c\u305f\u308a\u3001\u983b\u7e41\u306b\u6d17\u6d44\u3055\u308c\u305f\u308a\u3059\u308b\u5834\u5408\u306b\u5fc5\u8981\u306a\u4fdd\u8b77\u3092\u63d0\u4f9b\u3059\u308bNEMA 4\u898f\u683c\u306e\u7b50\u4f53\u306e\u4f7f\u7528\u3092\u691c\u8a0e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Cost_Considerations\"><\/span><b>\u25cf<\/b> <b>\u30b3\u30b9\u30c8\u306b\u95a2\u3059\u308b\u8003\u616e\u4e8b\u9805:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">NEMA 3\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u6e29\u6696\u306a\u74b0\u5883\u4e0b\u3067\u306f\u4f4e\u30b3\u30b9\u30c8\u3067\u512a\u308c\u305f\u4fdd\u8b77\u6027\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u4e00\u65b9\u3001NEMA 4\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u5805\u7262\u306a\u6a5f\u80fd\u3092\u642d\u8f09\u3057\u306a\u304c\u3089\u3082\u6700\u9ad8\u306e\u4fdd\u8b77\u6027\u80fd\u3092\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u3001\u4fa1\u683c\u304c\u4e0a\u6607\u3059\u308b\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002\u591a\u5c11\u306e\u30b3\u30b9\u30c8\u306f\u304b\u304b\u308a\u307e\u3059\u304c\u3001\u904e\u9177\u306a\u74b0\u5883\u4e0b\u3001\u7279\u306b\u5fc5\u8981\u306a\u8ffd\u52a0\u30ab\u30d0\u30fc\u3092\u8003\u616e\u3059\u308b\u3068\u3001NEMA 4\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u975e\u5e38\u306b\u512a\u308c\u305f\u6295\u8cc7\u3068\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Applications_of_NEMA_3_Enclosures\"><\/span><b>NEMA 3\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-46320\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Applications-of-NEMA-3-Enclosures.jpg\" alt=\"NEMA 3\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-3-Enclosures.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Applications-of-NEMA-3-Enclosures-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Applications-of-NEMA-3-Enclosures-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Applications-of-NEMA-3-Enclosures-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 <\/b><b>\u5c4b\u5916\u74b0\u5883:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">NEMA 3\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u5c4b\u5916\u3067\u4f7f\u7528\u3055\u308c\u308b\u96fb\u6c17\u6a5f\u5668\u306e\u8a2d\u7f6e\u306b\u6700\u9069\u3067\u3059\u3002\u4e00\u822c\u7684\u306a\u7528\u9014\u3068\u3057\u3066\u306f\u3001\u516c\u5171\u96fb\u529b\u8a08\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/span><a href=\"https:\/\/www.sciencedirect.com\/topics\/computer-science\/traffic-control-system\"> <span style=\"font-weight: 400;\">\u4ea4\u901a\u7ba1\u5236\u30b7\u30b9\u30c6\u30e0<\/span><\/a><span style=\"font-weight: 400;\">\u3001\u901a\u4fe1\u6a5f\u5668\u306a\u3069\u3067\u3059\u3002\u843d\u4e0b\u3059\u308b\u571f\u57c3\u3001\u96e8\u3001\u307f\u305e\u308c\u304b\u3089\u4fdd\u8b77\u3057\u307e\u3059\u304c\u3001\u3053\u308c\u3089\u306e\u7269\u8cea\u304c\u7b50\u4f53\u5185\u306b\u6709\u5bb3\u306a\u91cf\u3067\u6d41\u5165\u3059\u308b\u3053\u3068\u306f\u60f3\u5b9a\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Industrial_and_Telecommunication_Equipment\"><\/span><b>\u25cf<\/b> <b>\u7523\u696d\u304a\u3088\u3073\u901a\u4fe1\u6a5f\u5668:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u7523\u696d\u65bd\u8a2d\u3084\u901a\u4fe1\u65bd\u8a2d\u306b\u304a\u3044\u3066\u3001\u57c3\u3063\u307d\u304f\u6e7f\u3063\u305f\u74b0\u5883\u306b\u3055\u3089\u3055\u308c\u308b\u304c\u3001\u76f4\u63a5\u6c34\u306b\u89e6\u308c\u308b\u3053\u3068\u306e\u306a\u3044\u6a5f\u5668\u3092\u6271\u3046\u5834\u5408\u3001NEMA 3\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u304c\u6700\u9069\u3067\u3059\u3002\u3053\u306e\u30d1\u30cd\u30eb\u306f\u3001\u4e2d\u7a0b\u5ea6\u306e\u74b0\u5883\u66b4\u9732\u304b\u3089\u6a5f\u5668\u3092\u4fdd\u8b77\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Applications_of_NEMA_4_Enclosures\"><\/span><b>NEMA 4\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-46321\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Applications-of-NEMA-4-Enclosures.jpg\" alt=\"NEMA 4\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-4-Enclosures.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Applications-of-NEMA-4-Enclosures-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Applications-of-NEMA-4-Enclosures-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Applications-of-NEMA-4-Enclosures-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Harsh_Industrial_Settings\"><\/span><b>\u25cf<\/b> <b>\u904e\u9177\u306a\u7523\u696d\u74b0\u5883:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u904e\u9177\u306a\u7523\u696d\u74b0\u5883\u4e0b\u3067\u306e\u4f7f\u7528\u306b\u306f\u3001IP66\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306e\u9069\u7528\u304c\u52b9\u679c\u7684\u3067\u3059\u3002IP66\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u5b9a\u671f\u7684\u306a\u6e05\u6383\u3001\u6c34\u6d41\u7ba1\u7406\u3001\u307e\u305f\u306f\u5316\u5b66\u85ac\u54c1\u306e\u4f7f\u7528\u3092\u4f34\u3046\u4f5c\u696d\u306b\u304a\u3044\u3066\u3001\u5f37\u529b\u306a\u4fdd\u8b77\u6a5f\u80fd\u3092\u767a\u63ee\u3057\u307e\u3059\u3002\u88fd\u9020\u5de5\u5834\u3001\u98df\u54c1\u52a0\u5de5\u5de5\u5834\u3001\u5316\u5b66\u5de5\u5834\u306a\u3069\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Regular_Cleaning_and_Protection\"><\/span><b>\u25cf<\/b> <b>\u5b9a\u671f\u7684\u306a\u6e05\u6383\u3068\u4fdd\u8b77\uff1a<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">NEMA 4\u898f\u683c\u6e96\u62e0\u306e\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u6a5f\u5668\u304c\u5b9a\u671f\u7684\u306b\u6c34\u5674\u9727\u6d17\u6d44\u3055\u308c\u308b\u74b0\u5883\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u98df\u54c1\u30fb\u98f2\u6599\u51e6\u7406\u5de5\u5834\u3084\u53b3\u683c\u306a\u885b\u751f\u57fa\u6e96\u304c\u6c42\u3081\u3089\u308c\u308b\u74b0\u5883\u306a\u3069\u3001\u6a5f\u5668\u304c\u6bce\u65e5\u8907\u6570\u56de\u306e\u6d17\u6d44\u306b\u8010\u3048\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306b\u6700\u9069\u306a\u88fd\u54c1\u3067\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Choosing_Between_NEMA_3_and_NEMA_4_Enclosures\"><\/span><b>NEMA 3 \u3068 NEMA 4 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306e\u9078\u629e<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46322\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Choosing-Between-NEMA-3-and-NEMA-4-Enclosures.jpg\" alt=\"NEMA 3 \u3068 NEMA 4 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306e\u9078\u629e\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Choosing-Between-NEMA-3-and-NEMA-4-Enclosures.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Choosing-Between-NEMA-3-and-NEMA-4-Enclosures-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Choosing-Between-NEMA-3-and-NEMA-4-Enclosures-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Choosing-Between-NEMA-3-and-NEMA-4-Enclosures-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Evaluating_Your_Environmental_Needs\"><\/span><b>\u25cf<\/b> <b>\u74b0\u5883\u30cb\u30fc\u30ba\u306e\u8a55\u4fa1:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">IP54\u3068IP66\u306e\u7b50\u4f53\u3092\u9078\u3076\u969b\u306b\u306f\u3001\u5fc5\u8981\u306a\u74b0\u5883\u6761\u4ef6\u3092\u6c7a\u5b9a\u3059\u308b\u3053\u3068\u304c\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002IP54\u7b50\u4f53\u306f\u3001\u96e8\u5929\u6642\u3084\u8efd\u5ea6\u306e\u7c89\u5875\u306a\u3069\u3001\u8efd\u5ea6\u306e\u6c17\u8c61\u6761\u4ef6\u306b\u5bfe\u3057\u3066\u5fc5\u8981\u306a\u4fdd\u8b77\u6027\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002IP66\u7b50\u4f53\u306f\u3001\u983b\u7e41\u306a\u6d17\u6d44\u3001\u8c6a\u96e8\u3001\u30db\u30fc\u30b9\u304b\u3089\u306e\u653e\u6c34\u3068\u3044\u3063\u305f\u904e\u9177\u306a\u6761\u4ef6\u306b\u5bfe\u3057\u3066\u512a\u308c\u305f\u4fdd\u8b77\u6027\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Protection_Requirements\"><\/span><b>\u25cf<\/b> <b>\u4fdd\u8b77\u8981\u4ef6:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u5b89\u5168\u5bfe\u7b56\u306b\u4f55\u304c\u5fc5\u8981\u304b\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002NEMA 3\u306f\u96e8\u3084\u57c3\u306b\u5bfe\u3057\u3066\u306f\u5341\u5206\u3067\u3059\u304c\u3001\u76f4\u63a5\u6c34\u306b\u6652\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u5834\u5408\u306f\u3001\u305d\u308c\u3060\u3051\u3067\u306f\u4e0d\u5341\u5206\u306a\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001NEMA 4\u306f\u3001\u6c34\u3057\u3076\u304d\u3084\u7269\u7406\u7684\u885d\u6483\u306a\u3069\u3001\u3088\u308a\u904e\u9177\u306a\u6761\u4ef6\u306b\u8010\u3048\u3089\u308c\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u304a\u308a\u3001\u3088\u308a\u8981\u6c42\u306e\u53b3\u3057\u3044\u7523\u696d\u7528\u9014\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%97%8F_Cost_vs_Protection\"><\/span><b>\u25cf<\/b> <b>\u30b3\u30b9\u30c8\u3068\u4fdd\u8b77:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u30b3\u30b9\u30c8\u3068\u4fdd\u8b77\u6027\u80fd\u306e\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u306b\u3064\u3044\u3066\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002NEMA 3\u306f\u30b3\u30b9\u30c8\u304c\u4f4e\u304f\u306a\u308a\u307e\u3059\u304c\u3001\u6a5f\u5668\u306b\u3088\u308a\u9ad8\u3044\u30ec\u30d9\u30eb\u306e\u4fdd\u8b77\u304c\u5fc5\u8981\u306a\u5834\u5408\u306fNEMA 4\u304c\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002NEMA 4\u306f\u3001\u5c06\u6765\u306b\u308f\u305f\u3063\u3066\u4fe1\u983c\u6027\u3068\u5b89\u5168\u6027\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Get_High_Quality_NEMA_3_and_NEMA_4_Enclosures_from_KDM\"><\/span><b>KDM \u304b\u3089\u9ad8\u54c1\u8cea\u306e NEMA 3 \u304a\u3088\u3073 NEMA 4 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3092\u5165\u624b<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46323\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Get-High-Quality-NEMA-3-and-NEMA-4-Enclosures-from-KDM.jpg\" alt=\"KDM \u304b\u3089\u9ad8\u54c1\u8cea\u306e NEMA 3 \u304a\u3088\u3073 NEMA 4 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3092\u5165\u624b\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Get-High-Quality-NEMA-3-and-NEMA-4-Enclosures-from-KDM.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Get-High-Quality-NEMA-3-and-NEMA-4-Enclosures-from-KDM-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Get-High-Quality-NEMA-3-and-NEMA-4-Enclosures-from-KDM-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Get-High-Quality-NEMA-3-and-NEMA-4-Enclosures-from-KDM-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><a href=\"https:\/\/kdmfab.com\/\"><span style=\"font-weight: 400;\">KDM\u30b9\u30c1\u30fc\u30eb<\/span><\/a><span style=\"font-weight: 400;\"> NEMA 3\u304a\u3088\u3073NEMA 4\u898f\u683c\u306b\u6e96\u62e0\u3057\u305f\u3001\u512a\u308c\u305f\u8a2d\u8a08\u306e\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3092\u5e45\u5e83\u304f\u53d6\u308a\u63c3\u3048\u3066\u304a\u308a\u3001\u96fb\u6c17\u6a5f\u5668\u306e\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u4fdd\u8b77\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u304a\u5ba2\u69d8\u306e\u30cb\u30fc\u30ba\u306b\u6700\u9069\u306a\u88fd\u54c1\u30e9\u30a4\u30f3\u30ca\u30c3\u30d7\u304b\u3089\u304a\u9078\u3073\u3044\u305f\u3060\u304d\u3001\u6700\u9069\u306a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u304a\u9078\u3073\u3044\u305f\u3060\u3051\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-46325\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Conclusion-5.jpg\" alt=\"\u7d50\u8ad6\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Conclusion-5.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Conclusion-5-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Conclusion-5-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Conclusion-5-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">NEMA 3\u3068NEMA 4\u3068\u3044\u30462\u7a2e\u985e\u306e\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306e\u9055\u3044\u3092\u7406\u89e3\u3059\u308c\u3070\u3001\u6a5f\u5668\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306e\u6700\u9069\u306a\u65b9\u6cd5\u3092\u81ea\u4fe1\u3092\u6301\u3063\u3066\u9078\u629e\u3067\u304d\u308b\u306f\u305a\u3067\u3059\u3002\u7a4f\u3084\u304b\u306a\u5929\u5019\u304b\u3089\u306e\u57fa\u672c\u7684\u306a\u4fdd\u8b77\u304b\u3089\u3001\u904e\u9177\u306a\u74b0\u5883\u306b\u304a\u3051\u308b\u3055\u3089\u306a\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u307e\u3067\u3001KDM Steel\u306f\u304a\u5ba2\u69d8\u306e\u3042\u3089\u3086\u308b\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30cb\u30fc\u30ba\u306b\u3001\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u6c38\u7d9a\u7684\u306a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3057\u307e\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-46324\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Frequently-Asked-Questions.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.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Frequently-Asked-Questions-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Frequently-Asked-Questions-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/03\/Frequently-Asked-Questions-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_IP54_enclosures_be_used_in_wet_environments\"><\/span><b>IP54 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u6e7f\u6c17\u306e\u591a\u3044\u74b0\u5883\u3067\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u5de5\u696d\u7528IP54\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u5c4b\u5916\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u3001\u6a5f\u5668\u3092\u96e8\u3084\u96ea\u304b\u3089\u4fdd\u8b77\u3057\u307e\u3059\u3002<\/span><a href=\"https:\/\/www.merriam-webster.com\/dictionary\/sleet\"> <span style=\"font-weight: 400;\">\u307f\u305e\u308c<\/span><\/a><span style=\"font-weight: 400;\">IP54\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u6e7f\u6c17\u306b\u5bfe\u3059\u308b\u4fdd\u8b77\u6a5f\u80fd\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u304c\u3001\u5e38\u6642\u6c34\u6ca1\u306b\u306f\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u305b\u3093\u3002IP54\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u6c34\u3084\u6e7f\u6c17\u306b\u5bfe\u3059\u308b\u8010\u6027\u304c\u9650\u3089\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u6a5f\u5668\u3092\u6c34\u6ca1\u304b\u3089\u4fdd\u8b77\u3059\u308b\u306b\u306fIP66\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Is_NEMA_4_more_suitable_for_harsh_industrial_settings\"><\/span><b>NEMA 4 \u306f\u904e\u9177\u306a\u7523\u696d\u74b0\u5883\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u304b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u306f\u3044\u3001NEMA 4\u898f\u683c\u306e\u7b50\u4f53\u306f\u57fa\u672c\u7684\u306b\u904e\u9177\u306a\u7523\u696d\u74b0\u5883\u5411\u3051\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4fdd\u8b77\u7bc4\u56f2\u306f\u5929\u5019\u3060\u3051\u3067\u306a\u304f\u3001\u6c34\u3057\u3076\u304d\u3001\u30db\u30fc\u30b9\u304b\u3089\u306e\u653e\u6c34\u3001\u3055\u3089\u306b\u306f<\/span><a href=\"https:\/\/www.ecoonline.com\/glossary\/chemical-exposure\/\"> <span style=\"font-weight: 400;\">\u5316\u5b66\u7269\u8cea\u3078\u306e\u66dd\u9732\u3002<\/span><\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_are_the_typical_materials_used_in_IP54_and_IP66_enclosures\"><\/span><b>IP54 \u304a\u3088\u3073 IP66 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3067\u4f7f\u7528\u3055\u308c\u308b\u4e00\u822c\u7684\u306a\u6750\u6599\u306f\u4f55\u3067\u3059\u304b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">NEMA 3\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u901a\u5e38\u3001\u92fc\u9244\u307e\u305f\u306f\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u3067\u4f5c\u3089\u308c\u3066\u304a\u308a\u3001\u7279\u306b\u4e2d\u7a0b\u5ea6\u306e\u74b0\u5883\u6761\u4ef6\u306b\u5bfe\u3059\u308b\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u4e00\u65b9\u3001NEMA 4\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306a\u3069\u306e\u3088\u308a\u9811\u4e08\u306a\u7d20\u6750\u3092\u4f7f\u7528\u3057\u3066\u304a\u308a\u3001\u3088\u308a\u5927\u304d\u306a\u5316\u5b66\u7269\u8cea\u3084\u6c34\u306e\u5f71\u97ff\u306b\u3082\u8010\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_industries_typically_use_NEMA_4_enclosures\"><\/span><b>NEMA 4 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3069\u306e\u3088\u3046\u306a\u696d\u754c\u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u304b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u3053\u308c\u3089\u306e\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u88fd\u9020\u3001\u98df\u54c1\u52a0\u5de5\u3001\u88fd\u85ac\u3001\u5316\u5b66\u51e6\u7406\u3001\u5ec3\u6c34\u51e6\u7406\u306a\u3069\u306e\u30d7\u30e9\u30f3\u30c8\u3067\u983b\u7e41\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u696d\u754c\u3067\u306f\u3001\u6c34\u3001\u7c89\u5875\u3001\u305d\u3057\u3066\u7d99\u7d9a\u7684\u306a\u6d17\u6d44\u304b\u3089\u6a5f\u5668\u3092\u4fdd\u8b77\u3059\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u3066\u304a\u308a\u3001NEMA 4\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u304c\u6700\u9069\u3067\u3059\u3002<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>One has to note that ensuring protection from environmental factors is very crucial when selecting the electric enclosures, especially for outdoor or industrial equipment. Indeed, NEMA 3 and NEMA 4 enclosures have been good picks, but to get the right one for your needs, you should know the difference. 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