{"id":46111,"date":"2025-02-26T15:55:39","date_gmt":"2025-02-26T15:55:39","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=46111"},"modified":"2025-02-26T16:36:03","modified_gmt":"2025-02-26T16:36:03","slug":"main-lug-vs-main-breaker","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/ja\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/","title":{"rendered":"\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\uff1a\u9069\u5207\u306a\u3082\u306e\u3092\u9078\u3076"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">\u96fb\u6c17\u30d1\u30cd\u30eb\u306e\u8a2d\u7f6e\u4f5c\u696d\u306b\u304a\u3044\u3066\u3001\u5b89\u5168\u6027\u3001\u6027\u80fd\u3001\u305d\u3057\u3066\u8cbb\u7528\u5bfe\u52b9\u679c\u306e\u89b3\u70b9\u304b\u3089\u3001\u9069\u5207\u306a\u30bf\u30a4\u30d7\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\u3002\u6700\u3082\u3088\u304f\u76ee\u306b\u3059\u308b2\u3064\u306e\u30bf\u30a4\u30d7\u306f\u3001\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u3067\u3059\u3002\u3069\u3061\u3089\u3082\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306b\u96fb\u6c17\u3092\u4f9b\u7d66\u3059\u308b\u3068\u3044\u3046\u540c\u3058\u76ee\u7684\u306e\u305f\u3081\u306b\u4f5c\u3089\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u305d\u308c\u305e\u308c\u72ec\u81ea\u306e\u7279\u5fb4\u3001\u6a5f\u80fd\u3001\u7528\u9014\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\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\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#What_is_a_Main_Lug_Panel\" >\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\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\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#What_is_a_Main_Breaker_Panel\" >\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\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\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#Main_Lug_vs_Main_Breaker_%E2%80%93_The_Key_Differences\" >\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\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\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#1_Design\" >1. \u30c7\u30b6\u30a4\u30f3<\/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\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#2_Functionality\" >2. \u6a5f\u80fd\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\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#3_Space_requirements\" >3. \u30b9\u30da\u30fc\u30b9\u8981\u4ef6<\/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\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#4_Cost_Comparison\" >4. \u30b3\u30b9\u30c8\u6bd4\u8f03<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#5_Application\" >5. \u5fdc\u7528<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#Advantages_and_Limitations_of_Main_Lug_vs_Main_Breaker\" >\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u5229\u70b9\u3068\u9650\u754c<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#Main_Lug\" >\u30e1\u30a4\u30f3\u30e9\u30b0:<\/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\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#Main_Breaker\" >\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc<\/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\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#Get_Premium_Main_Lug_and_Breaker_Panels_from_KDM_Steel\" >KDM Steel\u306e\u30d7\u30ec\u30df\u30a2\u30e0\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u3092\u5165\u624b\u3057\u3066\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\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#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\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#FAQs\" >\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\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#What_is_the_purpose_of_a_main_breaker\" >\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u76ee\u7684\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-16\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#Can_I_use_a_circuit_breaker_instead_of_a_main_switch\" >\u30e1\u30a4\u30f3\u30b9\u30a4\u30c3\u30c1\u306e\u4ee3\u308f\u308a\u306b\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u3092\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-17\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#What_is_the_difference_between_a_main_switch_and_a_main_breaker\" >\u30e1\u30a4\u30f3\u30b9\u30a4\u30c3\u30c1\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u9055\u3044\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-18\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#What_is_a_lug_on_a_breaker\" >\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u30e9\u30b0\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-19\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\/#Are_you_able_to_transform_a_main_lug_system_into_a_main_breaker_panel_system\" >\u30e1\u30a4\u30f3\u30e9\u30b0\u30b7\u30b9\u30c6\u30e0\u3092\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u30b7\u30b9\u30c6\u30e0\u306b\u5909\u63db\u3067\u304d\u307e\u3059\u304b?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_a_Main_Lug_Panel\"><\/span><b>\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\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-46138\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/What-is-a-Main-Lug-Panel.jpg\" alt=\"\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\u3068\u306f\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/What-is-a-Main-Lug-Panel.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/What-is-a-Main-Lug-Panel-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/What-is-a-Main-Lug-Panel-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/What-is-a-Main-Lug-Panel-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\u306f<\/span><a href=\"https:\/\/kdmfab.com\/types-of-electrical-panels\/\"> <span style=\"font-weight: 400;\">\u96fb\u6c17\u30d1\u30cd\u30eb<\/span><\/a><span style=\"font-weight: 400;\"> \u96fb\u529b\u3092\u4f9b\u7d66\u3059\u308b\u3082\u306e\u306e\u3001\u4e3b\u906e\u65ad\u5668\u3092\u5099\u3048\u3066\u3044\u306a\u3044\u6a5f\u5668\u306f\u3001\u4fdd\u8b77\u6a5f\u80fd\u3068\u3057\u3066\u4e0a\u6d41\u306e\u30d6\u30ec\u30fc\u30ab\u30fc\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30d1\u30cd\u30eb\u306f\u901a\u5e38\u3001\u4e2d\u592e\u906e\u65ad\u5668\u304c\u4e0d\u8981\u306a\u305f\u3081\u3001\u30b5\u30d6\u30d1\u30cd\u30eb\u307e\u305f\u306f\u88dc\u52a9\u96fb\u6e90\u30b7\u30b9\u30c6\u30e0\u306b\u307e\u3068\u3081\u3089\u308c\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u96fb\u529b\u3092\u4f9b\u7d66\u3059\u308b\u4e3b\u30d6\u30ec\u30fc\u30ab\u30fc\u304c\u65e2\u306b\u8a2d\u7f6e\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\u306f\u975e\u5e38\u306b\u512a\u308c\u305f\u9078\u629e\u80a2\u3068\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_is_a_Main_Breaker_Panel\"><\/span><b>\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\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-46139\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/What-is-a-Main-Breaker-Panel.jpg\" alt=\"\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u3068\u306f\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/What-is-a-Main-Breaker-Panel.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/What-is-a-Main-Breaker-Panel-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/What-is-a-Main-Breaker-Panel-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/What-is-a-Main-Breaker-Panel-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u30e1\u30a4\u30f3<\/span><a href=\"https:\/\/kdmfab.com\/what-is-a-circuit-breaker-panel\/\"> <span style=\"font-weight: 400;\">\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb<\/span><\/a><span style=\"font-weight: 400;\"> \u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u304c\u5185\u8535\u3055\u308c\u3066\u304a\u308a\u3001\u30d1\u30cd\u30eb\u306e\u96fb\u6e90\u3092\u5b8c\u5168\u306b\u906e\u65ad\u3067\u304d\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u3053\u306e\u6a5f\u80fd\u306f\u5b89\u5168\u6027\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306b\u3068\u3063\u3066\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u5bb6\u5ead\u3084\u5c0f\u898f\u6a21\u4e8b\u696d\u6240\u3067\u306f\u3001\u7dca\u6025\u6642\u3084\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u969b\u306b\u96fb\u529b\u3092\u906e\u65ad\u3067\u304d\u308b\u30a2\u30af\u30bb\u30b9\u624b\u6bb5\u3092\u78ba\u4fdd\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u3092\u4e3b\u8981\u306a\u30b5\u30fc\u30d3\u30b9\u5165\u529b\u30d1\u30cd\u30eb\u3068\u3057\u3066\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Main_Lug_vs_Main_Breaker_%E2%80%93_The_Key_Differences\"><\/span><b>\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\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-46140\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Main-Lug-vs-Main-Breaker-\u2013-The-Key-Differences.jpg\" alt=\"\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u4e3b\u306a\u9055\u3044\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Main-Lug-vs-Main-Breaker-\u2013-The-Key-Differences.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Main-Lug-vs-Main-Breaker-\u2013-The-Key-Differences-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Main-Lug-vs-Main-Breaker-\u2013-The-Key-Differences-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Main-Lug-vs-Main-Breaker-\u2013-The-Key-Differences-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Design\"><\/span><b><\/b><strong>1. \u30c7\u30b6\u30a4\u30f3<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><b>\u30e1\u30a4\u30f3\u30e9\u30b0<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5165\u529b\u96fb\u6e90\u306f\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\u306b\u76f4\u63a5\u63a5\u7d9a\u3055\u308c\u3001<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Busbar\"> <span style=\"font-weight: 400;\">\u30d0\u30b9\u30d0\u30fc<\/span><\/a><span style=\"font-weight: 400;\"> \u7aef\u5b50\u3092\u7d4c\u7531\u3057\u3001\u4e3b\u30d6\u30ec\u30fc\u30ab\u30fc\u306f\u8a2d\u7f6e\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001\u4e0a\u6d41\u30d6\u30ec\u30fc\u30ab\u30fc\u306b\u3088\u3063\u3066\u4fdd\u8b77\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n<ul>\n<li><b>\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u306b\u306f\u3001\u30d1\u30cd\u30eb\u304b\u3089\u96fb\u529b\u3092\u76f4\u63a5\u906e\u65ad\u3067\u304d\u308b\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30b9\u30a4\u30c3\u30c1\u304c\u88c5\u5099\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30b9\u30a4\u30c3\u30c1\u306e\u5b58\u5728\u306f\u3001\u5b89\u5168\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u305f\u3081\u306b\u5bb9\u6613\u306b\u96fb\u529b\u3092\u906e\u65ad\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306e\u8a2d\u8a08\u4e0a\u306e\u91cd\u8981\u306a\u90e8\u5206\u3067\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Functionality\"><\/span><b><\/b><strong>2. \u6a5f\u80fd\u6027<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><b>\u30e1\u30a4\u30f3\u30e9\u30b0<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\u306b\u306f\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u304c\u30d1\u30cd\u30eb\u306e\u4e00\u90e8\u3068\u3057\u3066\u542b\u307e\u308c\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u4e0a\u6d41\u30d6\u30ec\u30fc\u30ab\u30fc\u306b\u3088\u3063\u3066\u4fdd\u8b77\u3055\u308c\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u30b5\u30d6\u30d1\u30cd\u30eb\u3084\u4e8c\u6b21\u914d\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u306f\u6700\u9069\u3067\u3059\u304c\u3001\u5efa\u7269\u306e\u30e1\u30a4\u30f3\u30b5\u30fc\u30d3\u30b9\u30dd\u30a4\u30f3\u30c8\u306b\u306f\u9069\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/span><\/p>\n<ul>\n<li><b>\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u3054\u81ea\u5b85\u3084\u8077\u5834\u306b\u306f\u30b5\u30fc\u30d3\u30b9\u30d1\u30cd\u30eb\u304c\u8a2d\u7f6e\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u3092\u4f7f\u3048\u3070\u3001\u96fb\u6e90\u3092\u76f4\u63a5\u5207\u65ad\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u96fb\u6e90\u3092\u5207\u308b\u305f\u3081\u306e\u7c21\u5358\u304b\u3064\u5b89\u5168\u306a\u65b9\u6cd5\u3067\u3042\u308b\u3068\u3044\u3046\u5229\u70b9\u304c\u3042\u308a\u3001\u30b5\u30fc\u30d3\u30b9\u62e0\u70b9\u3068\u3057\u3066\u6700\u9069\u3067\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Space_requirements\"><\/span><b>3.<\/b> <b>\u30b9\u30da\u30fc\u30b9\u8981\u4ef6<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><b>\u30e1\u30a4\u30f3\u30e9\u30b0<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u304c\u4e0d\u8981\u306a\u305f\u3081\u3001\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\u3092\u5927\u304d\u304f\u3057\u305f\u308a\u3001\u7a74\u306e\u6570\u3092\u6e1b\u3089\u3057\u305f\u308a\u3059\u308b\u4f59\u5730\u304c\u5c11\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u30b5\u30d6\u30d1\u30cd\u30eb\u3084\u4e8c\u6b21\u914d\u96fb\u76e4\u306b\u6700\u9069\u3067\u3059\u3002<\/span><a href=\"https:\/\/kdmfab.com\/electrical-panel-installation\/\"> <span style=\"font-weight: 400;\">\u96fb\u6c17\u30d1\u30cd\u30eb\u306e\u8a2d\u7f6e<\/span><\/a><span style=\"font-weight: 400;\">\u5229\u7528\u3067\u304d\u308b\u30b9\u30da\u30fc\u30b9\u304c\u9650\u3089\u308c\u3066\u3044\u308b\u5834\u5408\u3002<\/span><\/p>\n<ul>\n<li><b>\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u306b\u306f\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u304c\u5185\u8535\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u30d6\u30ec\u30fc\u30ab\u30fc\u3068\u305d\u306e\u63a5\u7d9a\u90e8\u3092\u8a2d\u7f6e\u3059\u308b\u305f\u3081\u306e\u30b9\u30da\u30fc\u30b9\u304c\u3088\u308a\u591a\u304f\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u901a\u5e38\u3001\u30d1\u30cd\u30eb\u306f\u901a\u5e38\u3088\u308a\u3082\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Cost_Comparison\"><\/span><b>4. <\/b><b>\u30b3\u30b9\u30c8\u6bd4\u8f03<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><b>\u30e1\u30a4\u30f3\u30e9\u30b0<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\u306f\u901a\u5e38\u3001\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u4ed8\u304d\u306e\u30d1\u30cd\u30eb\u3088\u308a\u3082\u5b89\u4fa1\u3067\u3059\u3002\u3053\u308c\u306f\u4e3b\u306b\u3001\u30e1\u30a4\u30f3\u30d1\u30cd\u30eb\u304c\u6bd4\u8f03\u7684\u30b7\u30f3\u30d7\u30eb\u3067\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u304c\u4e0d\u8981\u306a\u305f\u3081\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u591a\u304f\u306e\u96fb\u6c17\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3044\u3066\u3001\u4e88\u7b97\u306b\u512a\u3057\u3044\u9078\u629e\u80a2\u3068\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<ul>\n<li><b>\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\uff08\u307e\u305a\u306f\u6700\u3082\u57fa\u672c\u7684\u306a\u30e6\u30cb\u30c3\u30c8\u304b\u3089\u59cb\u3081\u307e\u3057\u3087\u3046\uff09\u306f\u3001\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u3001\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u306a\u3069\u306e\u8ffd\u52a0\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u69cb\u6210\u3055\u308c\u3066\u304a\u308a\u3001\u4e00\u822c\u7684\u306b\u9ad8\u4fa1\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u30d7\u30e9\u30a4\u30de\u30ea\u30b5\u30fc\u30d3\u30b9\u30d1\u30cd\u30eb\u306e\u5b89\u5168\u6027\u3001\u6a5f\u80fd\u6027\u3001\u305d\u3057\u3066\u9ad8\u3044\u4fe1\u983c\u6027\u3078\u306e\u6295\u8cc7\u3067\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Application\"><\/span><b><\/b><strong>5. \u5fdc\u7528<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><b>\u30e1\u30a4\u30f3\u30e9\u30b0<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u906e\u65ad\u5668\u304c\u3042\u3089\u304b\u3058\u3081\u8a2d\u7f6e\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u88dc\u52a9\u96fb\u6e90\u30b7\u30b9\u30c6\u30e0\u307e\u305f\u306f\u30b5\u30d6\u30d1\u30cd\u30eb\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u4f8b\u3067\u306f\u3001\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u4e3b\u8981\u306a\u4e3b\u96fb\u6e90\u30dd\u30a4\u30f3\u30c8\u306b\u306f\u6700\u9069\u306a\u9078\u629e\u80a2\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u4e8c\u6b21\u7684\u306a\u7528\u9014\u306e\u88dc\u52a9\u306b\u306f\u6709\u52b9\u3067\u3059\u3002<\/span><\/p>\n<ul>\n<li><b>\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u4f4f\u5b85\u3084\u5546\u696d\u65bd\u8a2d\u306a\u3069\u3001\u5373\u6642\u906e\u65ad\u30b5\u30fc\u30d3\u30b9\u304c\u4e0d\u53ef\u6b20\u306a\u5834\u6240\u3067\u306f\u3001\u4e3b\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30d1\u30cd\u30eb\u306f\u3001\u30aa\u30f3\u30c7\u30de\u30f3\u30c9\u3067\u983b\u7e41\u306b\u96fb\u6e90\u3092\u906e\u65ad\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u4e3b\u96fb\u6e90\u30b5\u30fc\u30d3\u30b9\u30d1\u30cd\u30eb\u306b\u63a5\u7d9a\u3057\u307e\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Advantages_and_Limitations_of_Main_Lug_vs_Main_Breaker\"><\/span><b>\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u5229\u70b9\u3068\u9650\u754c<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46143\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Advantages-and-Limitations-of-Main-Lug-vs-Main-Breaker.jpg\" alt=\"\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u5229\u70b9\u3068\u9650\u754c\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Advantages-and-Limitations-of-Main-Lug-vs-Main-Breaker.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Advantages-and-Limitations-of-Main-Lug-vs-Main-Breaker-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Advantages-and-Limitations-of-Main-Lug-vs-Main-Breaker-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Advantages-and-Limitations-of-Main-Lug-vs-Main-Breaker-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Main_Lug\"><\/span><b>\u30e1\u30a4\u30f3\u30e9\u30b0:<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><b>\u5229\u70b9<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u30b3\u30b9\u30c8\u52b9\u7387\u304c\u9ad8\u3044: \u3053\u306e\u30bf\u30a4\u30d7\u306e\u30d1\u30cd\u30eb\u306f\u69cb\u9020\u304c\u30b7\u30f3\u30d7\u30eb\u306a\u305f\u3081\u3001\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u3088\u308a\u3082\u30b3\u30b9\u30c8\u304c\u4f4e\u304f\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u30b3\u30f3\u30d1\u30af\u30c8: \u7279\u306b\u3001\u4f5c\u696d\u30b9\u30da\u30fc\u30b9\u304c\u9650\u3089\u308c\u3066\u3044\u308b\u30b5\u30d6\u30d1\u30cd\u30eb\u306e\u8a2d\u7f6e\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u7c21\u5358\u306a\u8a2d\u7f6e\uff1a\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30b3\u30f3\u30d1\u30fc\u30c8\u30e1\u30f3\u30c8\u304c\u53d6\u308a\u5916\u305b\u308b\u305f\u3081\u3001\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\u306e\u8a2d\u7f6e\u304c\u7c21\u5358\u3067\u3059\u3002\u4e8c\u6b21\u96fb\u6e90\u30b7\u30b9\u30c6\u30e0\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<ul>\n<li><b>\u5236\u9650\u4e8b\u9805<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u76f4\u63a5\u5207\u65ad\u4e0d\u53ef: \u30e1\u30a4\u30f3 \u30e9\u30b0 \u30d1\u30cd\u30eb\u306f\u30b5\u30d6\u30d1\u30cd\u30eb\u306b\u96fb\u529b\u3092\u4f9b\u7d66\u3059\u308b\u3082\u306e\u3067\u3042\u308a\u3001\u3044\u304b\u306a\u308b\u5f62\u5f0f\u306e\u4fdd\u8b77\u3082\u63d0\u4f9b\u3057\u306a\u3044\u305f\u3081\u3001\u5efa\u7269\u5185\u306e\u96fb\u6c17\u30b7\u30b9\u30c6\u30e0\u3067\u30b5\u30d6\u30d1\u30cd\u30eb\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306e\u30e1\u30a4\u30f3\u5207\u65ad\u88c5\u7f6e\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u9650\u5b9a\u7684\u306a\u7528\u9014\uff1a\u30b5\u30d6\u30d1\u30cd\u30eb\u3084\u88dc\u52a9\u96fb\u6e90\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\u304c\u4f7f\u7528\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002\u30e1\u30a4\u30f3\u30b5\u30fc\u30d3\u30b9\u30d1\u30cd\u30eb\u306f\u3001\u30e1\u30a4\u30f3\u30b5\u30fc\u30d3\u30b9\u30d1\u30cd\u30eb\u306b\u306f\u9069\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Main_Breaker\"><\/span><b>\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><b>\u5229\u70b9<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u3055\u3089\u306a\u308b\u5b89\u5168\u6027\uff1a\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30d1\u30cd\u30eb\u5168\u4f53\u306e\u96fb\u6e90\u3092\u30aa\u30d5\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u4f5c\u696d\u3092\u884c\u3046\u969b\u3084\u7dca\u6025\u6642\u306e\u5b89\u5168\u306b\u3068\u3063\u3066\u91cd\u8981\u3067\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u898f\u5236\uff1a\u4e3b\u30d6\u30ec\u30fc\u30ab\u30fc\u306f\u3001\u901a\u5e38\u3001\u4ee5\u4e0b\u306e\u4e3b\u30b5\u30fc\u30d3\u30b9\u30d1\u30cd\u30eb\u306b\u5fc5\u8981\u3067\u3059\u3002<\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Electrical_code\"> <span style=\"font-weight: 400;\">\u96fb\u6c17\u30b3\u30fc\u30c9<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u30a2\u30af\u30bb\u30b9\u306e\u5bb9\u6613\u3055: \u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u5efa\u7269\u3078\u306e\u96fb\u529b\u4f9b\u7d66\u3092\u96c6\u4e2d\u7684\u306b\u5236\u5fa1\u3067\u304d\u308b\u305f\u3081\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u5efa\u7269\u5168\u4f53\u306e\u96fb\u6e90\u3092\u30aa\u30d5\u306b\u3059\u308b\u3053\u3068\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<ul>\n<li><b>\u5236\u9650\u4e8b\u9805<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u30b3\u30b9\u30c8\u304c\u9ad8\u3044\uff1a\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u306f\u3001\u8ffd\u52a0\u6a5f\u80fd\u304c\u3042\u308b\u305f\u3081\u3001\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\u306b\u6bd4\u3079\u3066\u30b3\u30b9\u30c8\u304c\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u30b5\u30a4\u30ba\u304c\u5927\u304d\u3044: \u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u3084\u305d\u306e\u4ed6\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u53ce\u5bb9\u3059\u308b\u305f\u3081\u306b\u30d1\u30cd\u30eb\u81ea\u4f53\u304c\u5927\u304d\u304f\u306a\u308b\u305f\u3081\u3001\u3088\u308a\u591a\u304f\u306e\u30b9\u30da\u30fc\u30b9\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Get_Premium_Main_Lug_and_Breaker_Panels_from_KDM_Steel\"><\/span><b>KDM Steel\u306e\u30d7\u30ec\u30df\u30a2\u30e0\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u3092\u5165\u624b\u3057\u3066\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-46142\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Get-Premium-Main-Lug-and-Breaker-Panels-from-KDM-Steel.jpg\" alt=\"KDM Steel\u306e\u30d7\u30ec\u30df\u30a2\u30e0\u30e1\u30a4\u30f3\u30e9\u30b0\u3068\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u3092\u5165\u624b\u3057\u3066\u304f\u3060\u3055\u3044\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Get-Premium-Main-Lug-and-Breaker-Panels-from-KDM-Steel.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Get-Premium-Main-Lug-and-Breaker-Panels-from-KDM-Steel-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Get-Premium-Main-Lug-and-Breaker-Panels-from-KDM-Steel-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Get-Premium-Main-Lug-and-Breaker-Panels-from-KDM-Steel-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">KDM Steel\u3067\u306f\u3001\u6700\u9ad8\u54c1\u8cea\u306e\u30e1\u30a4\u30f3\u30e9\u30b0\u3001\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u3001\u30ed\u30fc\u30c9\u30bb\u30f3\u30bf\u30fc\u3001\u30b5\u30d6\u30d1\u30cd\u30eb\u3092\u53d6\u308a\u63c3\u3048\u3066\u3044\u307e\u3059\u3002\u4f4f\u5b85\u7528\u914d\u96fb\u76e4\u3092\u304a\u63a2\u3057\u3067\u3082\u3001\u30b5\u30d6\u30d1\u30cd\u30eb\u3092\u304a\u63a2\u3057\u3067\u3082\u3001\u5f53\u793e\u306e\u5805\u7262\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u88fd\u54c1\u3067\u304a\u5ba2\u69d8\u306e\u30cb\u30fc\u30ba\u306b\u304a\u5fdc\u3048\u3057\u307e\u3059\u3002\u4eca\u5f8c\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u6700\u9069\u306a\u96fb\u6c17\u30d1\u30cd\u30eb\u306e\u5168\u30e9\u30a4\u30f3\u30ca\u30c3\u30d7\u306f\u3001\u3053\u3061\u3089\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/span><a href=\"https:\/\/kdmfab.com\/\"> <span style=\"font-weight: 400;\">KDM\u30b9\u30c1\u30fc\u30eb<\/span><\/a><span style=\"font-weight: 400;\">.<\/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-46144\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Conclusion-2-6.jpg\" alt=\"\u7d50\u8ad6\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Conclusion-2-6.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Conclusion-2-6-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Conclusion-2-6-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/02\/Conclusion-2-6-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u3068\u30e1\u30a4\u30f3\u30e9\u30b0\u306e\u3069\u3061\u3089\u3092\u9078\u3076\u304b\u306f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002\u30e1\u30a4\u30f3\u30e9\u30b0\u30d1\u30cd\u30eb\u306f\u30b3\u30b9\u30c8\u304c\u4f4e\u304f\u3001\u30b5\u30d6\u30d1\u30cd\u30eb\u306e\u8a2d\u7f6e\u30b9\u30da\u30fc\u30b9\u3082\u5c0f\u3055\u304f\u3066\u6e08\u307f\u307e\u3059\u3002\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u306f\u4fdd\u8b77\u6a5f\u80fd\u3092\u4e00\u7b87\u6240\u306b\u307e\u3068\u3081\u3066\u3044\u308b\u305f\u3081\u3001\u30b5\u30fc\u30d3\u30b9\u30d1\u30cd\u30eb\u3078\u306e\u30d0\u30c3\u30af\u30d5\u30a3\u30fc\u30c9\u306b\u6700\u9069\u3067\u3059\u3002<\/span><a href=\"https:\/\/kdmfab.com\/contact-for-a-quote\/\"> <span style=\"font-weight: 400;\">KDM\u30b9\u30c1\u30fc\u30eb\u3078\u306e\u304a\u554f\u3044\u5408\u308f\u305b<\/span><\/a><span style=\"font-weight: 400;\"> \u304a\u5ba2\u69d8\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306b\u5408\u308f\u305b\u305f\u5c02\u9580\u5bb6\u306e\u30a2\u30c9\u30d0\u30a4\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQs\"><\/span><b>\u3088\u304f\u3042\u308b\u8cea\u554f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"What_is_the_purpose_of_a_main_breaker\"><\/span><b>\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u76ee\u7684\u306f\u4f55\u3067\u3059\u304b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u306f\u3001\u96fb\u6c17\u30d1\u30cd\u30eb\u5168\u4f53\u306e\u96fb\u529b\u3092\u906e\u65ad\u3059\u308b\u305f\u3081\u306e\u3082\u306e\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u3059\u3079\u3066\u306e\u96fb\u529b\u3092\u5373\u5ea7\u306b\u906e\u65ad\u3059\u308b\u3001\u30e1\u30a4\u30f3\u30b5\u30fc\u30d3\u30b9\u30d1\u30cd\u30eb\u306b\u6a19\u6e96\u88c5\u5099\u3055\u308c\u3066\u3044\u308b\u5b89\u5168\u6a5f\u80fd\u3067\u3059\u3002<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_I_use_a_circuit_breaker_instead_of_a_main_switch\"><\/span><b>\u30e1\u30a4\u30f3\u30b9\u30a4\u30c3\u30c1\u306e\u4ee3\u308f\u308a\u306b\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 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Two of the biggest types you will encounter are main lug panels and main breaker panels. 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