{"id":49198,"date":"2026-02-26T05:56:22","date_gmt":"2026-02-26T05:56:22","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=49198"},"modified":"2026-02-26T05:56:22","modified_gmt":"2026-02-26T05:56:22","slug":"single-phase-vs-three-phase-panelboard","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/ja\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/","title":{"rendered":"\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4"},"content":{"rendered":"<p>\u914d\u96fb\u76e4\u306f\u96fb\u529b\u914d\u96fb\u30b7\u30b9\u30c6\u30e0\u306e\u4e2d\u5fc3\u3067\u3042\u308a\u3001\u65bd\u8a2d\u3078\u306e\u96fb\u529b\u4f9b\u7d66\u3068\u5236\u5fa1\u3092\u5b89\u5168\u306b\u884c\u3046\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u5358\u76f8\u914d\u96fb\u76e4\u3068\u4e09\u76f8\u914d\u96fb\u76e4\u306f\u3069\u3061\u3089\u3082\u96fb\u529b\u914d\u96fb\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u304c\u3001\u96fb\u529b\u4f9b\u7d66\u80fd\u529b\u3001\u52b9\u7387\u3001\u30b3\u30b9\u30c8\u306b\u304a\u3044\u3066\u5927\u304d\u306a\u9055\u3044\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u306f\u3001\u304a\u5ba2\u69d8\u306e\u7528\u9014\u306b\u6700\u9069\u306a\u914d\u96fb\u76e4\u3092\u9078\u629e\u3059\u308b\u4e0a\u3067\u5f79\u7acb\u3064\u3067\u3057\u3087\u3046\u3002.<\/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\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#What_is_a_Single-phase_Panelboard\" >\u5358\u76f8\u914d\u96fb\u76e4\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#What_is_a_Three-phase_Panelboard\" >\u4e09\u76f8\u914d\u96fb\u76e4\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Key_Differences_Between_Single-Phase_and_Three-Phase_Panelboards\" >\u5358\u76f8\u914d\u96fb\u76e4\u3068\u4e09\u76f8\u914d\u96fb\u76e4\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\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Power_Delivery\" >\u96fb\u529b\u4f9b\u7d66<\/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\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Efficiency\" >\u52b9\u7387<\/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\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Load_Capacity\" >\u8010\u8377\u91cd<\/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\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Wiring_Configuration\" >\u914d\u7dda\u69cb\u6210<\/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\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Cost\" >\u6599\u91d1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Voltage_and_Current_Characteristics\" >\u96fb\u5727\u304a\u3088\u3073\u96fb\u6d41\u7279\u6027<\/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\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Safety\" >\u5b89\u5168\u6027<\/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\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Motor_Performance\" >\u30e2\u30fc\u30bf\u30fc\u6027\u80fd<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Applications\" >\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#How_to_Choose_Between_Single-Phase_and_Three-Phase_Panelboards\" >\u5358\u76f8\u914d\u96fb\u76e4\u3068\u4e09\u76f8\u914d\u96fb\u76e4\u306e\u9078\u3073\u65b9<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Load_Requirements\" >\u8ca0\u8377\u8981\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Types_of_Equipment_Used\" >\u4f7f\u7528\u3055\u308c\u308b\u6a5f\u5668\u306e\u7a2e\u985e<\/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\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Budget_Considerations\" >\u4e88\u7b97\u306b\u95a2\u3059\u308b\u8003\u616e\u4e8b\u9805<\/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\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Future_Expansion_Plans\" >\u4eca\u5f8c\u306e\u62e1\u5f35\u8a08\u753b<\/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\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Utility_Supply_Availability\" >\u516c\u5171\u30b5\u30fc\u30d3\u30b9\u306e\u4f9b\u7d66\u72b6\u6cc1<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#FAQ\" >\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-20\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#What_Voltage_Levels_are_Used_in_Single-phase_and_Three-phase_Panelboards\" >\u5358\u76f8\u304a\u3088\u3073\u4e09\u76f8\u914d\u96fb\u76e4\u3067\u306f\u3001\u3069\u306e\u3088\u3046\u306a\u96fb\u5727\u30ec\u30d9\u30eb\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Are_Three-phase_Motors_Better_than_Single-phase_Motors\" >\u4e09\u76f8\u30e2\u30fc\u30bf\u30fc\u306f\u5358\u76f8\u30e2\u30fc\u30bf\u30fc\u3088\u308a\u3082\u512a\u308c\u3066\u3044\u308b\u306e\u304b\uff1f<\/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\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Can_I_Upgrade_from_Single-phase_to_Three-phase\" >\u5358\u76f8\u304b\u3089\u4e09\u76f8\u306b\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3067\u304d\u307e\u3059\u304b\uff1f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/#Final_Thought\" >\u6700\u5f8c\u306b<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_a_Single-phase_Panelboard\"><\/span>\u5358\u76f8\u914d\u96fb\u76e4\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5358\u76f8\u914d\u96fb\u76e4\u306f\u3001\u5358\u76f8\u914d\u96fb\u76e4\u307e\u305f\u306f <a href=\"https:\/\/www.kdmsteel.com\/ja\/\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\/\">\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb<\/a>. \u3053\u308c\u306f\u3001\u5efa\u7269\u3084\u65bd\u8a2d\u5185\u3067\u5358\u76f8\u96fb\u529b\u3092\u7ba1\u7406\u30fb\u5206\u914d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u914d\u96fb\u76e4\u3067\u3059\u3002.<\/p>\n<p>\u5358\u76f8\u914d\u96fb\u76e4\u306f\u3001\u4e3b\u306b\u5358\u76f8\u4ea4\u6d41\uff08AC\uff09\u6ce2\u5f62\u3092\u4f7f\u7528\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u306e\u96fb\u529b\u7ba1\u7406\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u4e3b\u914d\u96fb\u76e4\uff08\u307e\u305f\u306f\u96fb\u6c17\u30e1\u30fc\u30bf\u30fc\uff09\u304b\u3089\u5efa\u7269\u5185\u306e\u69d8\u3005\u306a\u56de\u8def\u306b\u96fb\u6d41\u3092\u5206\u914d\u3057\u307e\u3059\u3002\u5358\u76f8\u914d\u96fb\u76e4\u306f\u901a\u5e382\u672c\u307e\u305f\u306f3\u672c\u306e\u96fb\u7dda\u3067\u69cb\u6210\u3055\u308c\u3001\u6bd4\u8f03\u7684\u30b7\u30f3\u30d7\u30eb\u306a\u69cb\u9020\u3067\u3042\u308b\u305f\u3081\u3001\u4f4e\u96fb\u529b\u7528\u9014\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p>\u5358\u76f8\u914d\u96fb\u76e4\u306e\u5185\u90e8\u306f\u3001\u4e3b\u306b\u4e3b\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u3001\u500b\u5225\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u3001\u30d0\u30b9\u30d0\u30fc\u3001\u304a\u3088\u3073\u9023\u643a\u3057\u3066\u52d5\u4f5c\u3059\u308b\u305d\u306e\u4ed6\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u500b\u3005\u306e\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u5730\u57df\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u304c\u3001\u4e00\u822c\u7684\u306b120V\u307e\u305f\u306f230V\u3067\u52d5\u4f5c\u3057\u3001\u96fb\u5727\u306f\u56fd\u3084\u5730\u57df\u306b\u3088\u3063\u3066\u5909\u52d5\u3057\u307e\u3059\u3002.<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-49205\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Single-Phase-vs-Three-Phase-Panelboard.jpg\" alt=\"\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Single-Phase-vs-Three-Phase-Panelboard.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Single-Phase-vs-Three-Phase-Panelboard-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Single-Phase-vs-Three-Phase-Panelboard-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Single-Phase-vs-Three-Phase-Panelboard-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_is_a_Three-phase_Panelboard\"><\/span>\u4e09\u76f8\u914d\u96fb\u76e4\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4e09\u76f8\u914d\u96fb\u76e4\u306f\u3001\u5efa\u7269\u3001\u65bd\u8a2d\u3001\u307e\u305f\u306f\u5de5\u696d\u7528\u5730\u5185\u3067\u4e09\u76f8\u96fb\u529b\u3092\u7ba1\u7406\u304a\u3088\u3073\u5206\u914d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u914d\u96fb\u76e4\u3067\u3059\u3002\u5358\u76f8\u914d\u96fb\u76e4\u3068\u6bd4\u8f03\u3057\u3066\u3001\u4e09\u76f8\u914d\u96fb\u76e4\u306f\u3088\u308a\u5927\u304d\u306a\u96fb\u529b\u5bb9\u91cf\u3092\u6301\u3061\u3001\u3088\u308a\u5b89\u5b9a\u3057\u305f\u96fb\u5727\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n<p>\u4e09\u76f8\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u96fb\u529b\u306f3\u672c\u306e\u72ec\u7acb\u3057\u305f\u5c0e\u4f53\uff08A\u76f8\u3001B\u76f8\u3001C\u76f8\uff09\u3092\u901a\u3057\u3066\u4f9b\u7d66\u3055\u308c\u3001\u5404\u5c0e\u4f53\u306b\u306f120\u5ea6\u4f4d\u76f8\u304c\u305a\u308c\u305f\u4ea4\u6d41\u96fb\u6d41\u304c\u6d41\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u5206\u914d\u306e\u52b9\u7387\u304c\u5411\u4e0a\u3057\u3001\u96fb\u529b\u9700\u8981\u306e\u9ad8\u3044\u5834\u6240\u3067\u306e\u7528\u9014\u306b\u6700\u9069\u3067\u3059\u3002.<\/p>\n<p>\u4e09\u76f8\u914d\u96fb\u76e4\u306e\u69cb\u9020\u306f\u3088\u308a\u8907\u96d1\u3067\u3059\u3002\u3088\u308a\u5927\u304d\u306a\u30d0\u30b9\u30d0\u30fc\u3001\u4e3b\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u3001\u5206\u5c90\u56de\u8def\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002 <a href=\"https:\/\/www.kdmsteel.com\/ja\/\u9ad8\u901f\u76f4\u6d41\u906e\u65ad\u5668\/\"><u>\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u30fc<\/u><\/a>, \u63a5\u5730\u30b7\u30b9\u30c6\u30e0\u3082\u542b\u307e\u308c\u307e\u3059\u3002\u901a\u5e38\u306f3\u672c\u307e\u305f\u306f4\u672c\u306e\u96fb\u7dda\u3067\u69cb\u6210\u3055\u308c\u3001\u9055\u3044\u306f\u4e2d\u6027\u7dda\u306e\u6709\u7121\u3067\u3059\u3002\u30a4\u30f3\u30c9\u306a\u3069\u306e\u5730\u57df\u3067\u306f\u3001\u4e09\u76f8\u30d1\u30cd\u30eb\u306e\u6a19\u6e96\u96fb\u5727\u306f415V\u3067\u3059\u3002\u5546\u696d\u3001\u5de5\u696d\u3001\u304a\u3088\u3073\u3088\u308a\u5927\u304d\u306a\u96fb\u6c17\u8ca0\u8377\u3092\u5fc5\u8981\u3068\u3059\u308b\u5927\u898f\u6a21\u306a\u4f4f\u5b85\u5730\u3067\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Key_Differences_Between_Single-Phase_and_Three-Phase_Panelboards\"><\/span>\u5358\u76f8\u914d\u96fb\u76e4\u3068\u4e09\u76f8\u914d\u96fb\u76e4\u306e\u4e3b\u306a\u9055\u3044<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Power_Delivery\"><\/span>\u96fb\u529b\u4f9b\u7d66<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><b>\u5358\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u5358\u76f8\u914d\u96fb\u76e4\u304b\u3089\u306e\u96fb\u529b\u306f\u4ea4\u6d41\u6ce2\u5f62\u3068\u3057\u3066\u4f1d\u9001\u3055\u308c\u307e\u3059\u3002\u51fa\u529b\u96fb\u529b\u306f\u4e00\u5b9a\u3067\u306f\u306a\u304f\u3001\u96fb\u6e90\u5468\u6ce2\u6570\u306e2\u500d\u306e\u5468\u6ce2\u6570\u3067\u8108\u52d5\u3057\u307e\u3059\u3002\u96fb\u5727\u3068\u96fb\u6d41\u304c\u30bc\u30ed\u3092\u6a2a\u5207\u308b\u3068\u304d\u3001\u77ac\u6642\u96fb\u529b\u306f\u30bc\u30ed\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n<p><strong><b>\u4e09\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u4e09\u76f8\u914d\u96fb\u76e4\u304b\u3089\u306e\u96fb\u529b\u306f\u3001\u5468\u6ce2\u6570\u304c\u7b49\u3057\u304f\u4f4d\u76f8\u5dee\u304c120\u5ea6\u306e3\u3064\u306e\u6ce2\u5f62\u3068\u3057\u3066\u4f1d\u9001\u3055\u308c\u307e\u3059\u30023\u3064\u306e\u6ce2\u5f62\u306e\u30d4\u30fc\u30af\u5024\u306e\u6642\u9593\u5dee\u306b\u3088\u308a\u3001\u77ac\u6642\u96fb\u529b\u306f\u4e00\u5b9a\u3067\u8108\u52d5\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u4e09\u76f8\u914d\u96fb\u76e4\u306f\u3001208V\u3001480V\u3001\u307e\u305f\u306f\u305d\u308c\u4ee5\u4e0a\u306e\u96fb\u5727\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u96fb\u5727\u306e\u7d44\u307f\u5408\u308f\u305b\u306b\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Efficiency\"><\/span>\u52b9\u7387<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><b>\u5358\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u5358\u4e00\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u4f9b\u7d66\u3055\u308c\u308b\u96fb\u529b\u306f\u5909\u52d5\u3057\u307e\u3059\u3002\u8907\u6570\u306e\u8ca0\u8377\u3092\u540c\u6642\u306b\u7a3c\u50cd\u3055\u305b\u308b\u3068\u3001\u96fb\u529b\u4f1d\u9001\u52b9\u7387\u304c\u4f4e\u4e0b\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u57fa\u672c\u7684\u306a\u7528\u9014\u306b\u306f\u5358\u76f8\u96fb\u6e90\u304c\u3088\u308a\u9069\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p><strong><b>\u4e09\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u4e09\u76f8\u30b7\u30b9\u30c6\u30e0\u306e\u96fb\u6e90\u4f9b\u7d66\u306f\u9023\u7d9a\u7684\u3067\u3042\u308b\u305f\u3081\u3001\u52d5\u4f5c\u304c\u3088\u308a\u5b89\u5b9a\u3057\u307e\u3059\u30023\u3064\u306e\u72ec\u7acb\u3057\u305f\u76f8\u304c\u96fb\u529b\u3092\u4f9b\u7d66\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u52b9\u7387\u7684\u306a\u96fb\u529b\u4f1d\u9001\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u540c\u6642\u306b\u3001\u4e09\u76f8\u30b7\u30b9\u30c6\u30e0\u306f\u9001\u96fb\u640d\u5931\u3092\u4f4e\u6e1b\u3057\u3001\u96fb\u5727\u964d\u4e0b\u3084\u96fb\u5727\u5909\u52d5\u306e\u53ef\u80fd\u6027\u3092\u4f4e\u6e1b\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u91cd\u8ca0\u8377\u7528\u9014\u3084\u7523\u696d\u7528\u9014\u306b\u304a\u3044\u3066\u3001\u3088\u308a\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u5b89\u5b9a\u3057\u305f\u96fb\u6e90\u4f9b\u7d66\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Load_Capacity\"><\/span>\u8010\u8377\u91cd<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><b>\u5358\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u5358\u76f8\u30d1\u30cd\u30eb\u306f\u3001\u5bb6\u5ead\u7528\u96fb\u5316\u88fd\u54c1\u3001\u7167\u660e\u3001\u7a7a\u8abf\u8a2d\u5099\u3001\u5c0f\u578b\u6a5f\u68b0\u306a\u3069\u3001\u6bd4\u8f03\u7684\u5c0f\u3055\u306a\u8ca0\u8377\u5411\u3051\u306b\u7279\u5225\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u8ca0\u8377\u5bb9\u91cf\u306f\u901a\u5e3810\uff5e20kW\u306b\u5236\u9650\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p><strong><b>\u4e09\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u4e09\u76f8\u914d\u96fb\u76e4\u306e\u8ca0\u8377\u5bb9\u91cf\u306f\u5358\u76f8\u914d\u96fb\u76e4\u3088\u308a\u3082\u5927\u304d\u304f\u3001\u4e00\u822c\u7684\u306b100kW\u4ee5\u4e0a\u3067\u3059\u3002\u4e09\u76f8\u30b7\u30b9\u30c6\u30e0\u306f\u4e3b\u306b\u9ad8\u51fa\u529b\u7528\u9014\u5411\u3051\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u91cd\u6a5f\u3001\u5927\u578b\u30e2\u30fc\u30bf\u30fc\u3001\u7523\u696d\u7528\u7167\u660e\u306a\u3069\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u3088\u308a\u9ad8\u3044\u52b9\u7387\u3068\u5b89\u5b9a\u3057\u305f\u52d5\u4f5c\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002.<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-49209\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard.jpg\" alt=\"\u4e09\u76f8\u914d\u96fb\u76e4\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Wiring_Configuration\"><\/span>\u914d\u7dda\u69cb\u6210<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><b>\u5358\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u5358\u76f8\u914d\u96fb\u76e4\u306f\u901a\u5e38\u30012\u672c\u306e\u96fb\u7dda\uff08L+N\uff09\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u4e00\u822c\u7684\u306b\u306f\u3001\u6d3b\u7dda\uff08\u30db\u30c3\u30c8\uff09\u3068\u4e2d\u6027\u7dda\u304c\u305d\u308c\u305e\u308c1\u672c\u305a\u3064\u3042\u308a\u307e\u3059\u3002\u69cb\u6210\u306b\u3088\u3063\u3066\u306f\u3001\u63a5\u5730\u7dda\u3082\u4f7f\u7528\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p><strong><b>\u4e09\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u4e09\u76f8\u914d\u96fb\u76e4\u306f\u901a\u5e38\u30013\u672c\u306e\u6d3b\u7dda\uff08\u30db\u30c3\u30c8\u30ef\u30a4\u30e4\u30fc\uff09\u30681\u672c\u306e\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\u30ef\u30a4\u30e4\u30fc\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u5225\u9014\u30a2\u30fc\u30b9\u7dda\u304c\u8a2d\u3051\u3089\u308c\u3066\u304a\u308a\u3001\u4e3b\u306b\u4eba\u54e1\u3068\u8ca1\u7523\u306e\u5b89\u5168\u3092\u5b88\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cost\"><\/span>\u6599\u91d1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><b>\u5358\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u5358\u76f8\u914d\u96fb\u76e4\u306f\u3001\u69cb\u9020\u304c\u30b7\u30f3\u30d7\u30eb\u3067\u5185\u90e8\u90e8\u54c1\u304c\u5c11\u306a\u3044\u305f\u3081\u3001\u30b3\u30b9\u30c8\u304c\u4f4e\u304f\u6291\u3048\u3089\u308c\u307e\u3059\u3002\u914d\u7dda\u30b3\u30b9\u30c8\u3082\u4f4e\u304f\u6291\u3048\u3089\u308c\u308b\u305f\u3081\u3001\u5c0f\u898f\u6a21\u306a\u4f4f\u5b85\u3084\u8efd\u5546\u696d\u7528\u9014\u306b\u306f\u6700\u9069\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u5927\u578b\u96fb\u529b\u6a5f\u5668\u306e\u5834\u5408\u3001\u904b\u8ee2\u52b9\u7387\u304c\u4f4e\u304f\u3001\u9577\u671f\u7684\u306b\u306f\u96fb\u6c17\u6599\u91d1\u3084\u62e1\u5f35\u30b3\u30b9\u30c8\u304c\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002.<\/p>\n<p><strong><b>\u4e09\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u4e09\u76f8\u914d\u96fb\u76e4\u306f\u3001\u8ffd\u52a0\u306e\u5c0e\u4f53\u3001\u906e\u65ad\u5668\u3001\u304a\u3088\u3073\u4e3b\u7dda\u304c\u5fc5\u8981\u3068\u306a\u308b\u305f\u3081\u3001\u6a5f\u5668\u306e\u4fa1\u683c\u304c\u9ad8\u304f\u3001\u8a2d\u7f6e\u3082\u3088\u308a\u8907\u96d1\u306b\u306a\u308a\u307e\u3059\u3002\u914d\u7dda\u3084\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u304c\u8907\u96d1\u306b\u306a\u308a\u3001\u8a2d\u7f6e\u30b3\u30b9\u30c8\u3082\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u5927\u898f\u6a21\u65bd\u8a2d\u306b\u304a\u3044\u3066\u306f\u3001\u4e09\u76f8\u30b7\u30b9\u30c6\u30e0\u306f\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30b3\u30b9\u30c8\u304c\u4f4e\u304f\u3001\u8010\u7528\u5e74\u6570\u3082\u9577\u304f\u306a\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u5c06\u6765\u306e\u62e1\u5f35\u30b3\u30b9\u30c8\u3082\u4f4e\u304f\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Voltage_and_Current_Characteristics\"><\/span>\u96fb\u5727\u304a\u3088\u3073\u96fb\u6d41\u7279\u6027<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><b>\u5358\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u4e09\u76f8\u30d1\u30cd\u30eb\u306e\u96fb\u5727\u306f\u3001\u5358\u7d14\u306a\u6b63\u5f26\u6ce2\u306e\u30d4\u30fc\u30af\u3068\u30bc\u30ed\u306e\u9593\u3092\u4ea4\u4e92\u306b\u7e70\u308a\u8fd4\u3057\u307e\u3059\u3002\u5404\u30b5\u30a4\u30af\u30eb\u3067\u5358\u4e00\u306e\u30d4\u30fc\u30af\u96fb\u5727\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5404\u30b5\u30a4\u30af\u30eb\u4e2d\u306b\u96fb\u6e90\u96fb\u5727\u304c\u5909\u52d5\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5358\u76f8\u30b7\u30b9\u30c6\u30e0\u306e\u5b9a\u683c\u96fb\u5727\u306f\u901a\u5e38120V\u307e\u305f\u306f230V\u3067\u3059\u3002\u5177\u4f53\u7684\u306a\u96fb\u5727\u306f\u5730\u57df\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002.<\/p>\n<p><strong><b>\u4e09\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u4e09\u76f8\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u30013\u3064\u306e\u76f8\u304c120\u5ea6\u305a\u3064\u9593\u9694\u3092\u7a7a\u3051\u3066\u914d\u7f6e\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u3088\u308a\u5b89\u5b9a\u3057\u305f\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u96fb\u529b\u4f9b\u7d66\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u96fb\u529b\u306e\u5909\u52d5\u3084\u4f4e\u4e0b\u306e\u30ea\u30b9\u30af\u3082\u4f4e\u6e1b\u3055\u308c\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u91cd\u6a5f\u3084\u7cbe\u5bc6\u6a5f\u5668\u306b\u3082\u5b89\u5fc3\u3057\u3066\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u4e09\u76f8\u914d\u96fb\u76e4\u306e\u5b9a\u683c\u96fb\u5727\u306f\u901a\u5e38208V\u3001400V\u3001\u307e\u305f\u306f480V\u3067\u3059\u3002\u5177\u4f53\u7684\u306a\u96fb\u5727\u306f\u7528\u9014\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Safety\"><\/span>\u5b89\u5168\u6027<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><b>\u5358\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u5358\u76f8\u30d1\u30cd\u30eb\u306f\u3001\u5c0f\u898f\u6a21\u306a\u7528\u9014\u306b\u304a\u3044\u3066\u3001\u3088\u308a\u30b7\u30f3\u30d7\u30eb\u3067\u5b89\u5168\u306a\u9078\u629e\u80a2\u3068\u306a\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u5358\u76f8\u30b7\u30b9\u30c6\u30e0\u306b\u904e\u8ca0\u8377\u304c\u304b\u304b\u308b\u3068\u3001\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u6545\u969c\u3001\u706b\u707d\u306e\u5371\u967a\u6027\u3001\u96fb\u6c17\u6a5f\u5668\u306e\u640d\u50b7\u306a\u3069\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u9069\u5207\u306a\u56de\u8def\u4fdd\u8b77\u5bfe\u7b56\u3092\u8b1b\u3058\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p><strong><b>\u4e09\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u4e09\u76f8\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u3044\u305a\u308c\u304b\u306e\u76f8\u306b\u904e\u8ca0\u8377\u304c\u304b\u304b\u3089\u306a\u3044\u3088\u3046\u306b\u30013\u3064\u306e\u76f8\u3059\u3079\u3066\u306e\u8ca0\u8377\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u53d6\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4e09\u76f8\u30d1\u30cd\u30eb\u306f\u5358\u76f8\u30d1\u30cd\u30eb\u3088\u308a\u3082\u5b89\u5b9a\u6027\u3068\u4fe1\u983c\u6027\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u8ca0\u8377\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u5d29\u308c\u308b\u3068\u904e\u71b1\u3084\u96fb\u6c17\u7cfb\u7d71\u306e\u6545\u969c\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u5b9a\u671f\u7684\u306a\u70b9\u691c\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Motor_Performance\"><\/span>\u30e2\u30fc\u30bf\u30fc\u6027\u80fd<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><b>\u5358\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u5c0f\u578b\u30e2\u30fc\u30bf\u30fc\u306b\u306f\u5358\u76f8\u30d1\u30cd\u30eb\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u4e09\u76f8\u30e2\u30fc\u30bf\u30fc\u3068\u6bd4\u8f03\u3059\u308b\u3068\u3001\u5358\u76f8\u30e2\u30fc\u30bf\u30fc\u306f\u52d5\u4f5c\u52b9\u7387\u304c\u4f4e\u304f\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u71b1\u306e\u84c4\u7a4d\u3084\u9ad8\u8ca0\u8377\u6a5f\u5668\u306e\u5bff\u547d\u77ed\u7e2e\u3068\u3044\u3063\u305f\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p><strong><b>\u4e09\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u5927\u578b\u7523\u696d\u6a5f\u68b0\u3001\u30b3\u30f3\u30d7\u30ec\u30c3\u30b5\u30fc\u3001\u307e\u305f\u306f\u5b9a\u683c\u51fa\u529b5\uff5e10\u99ac\u529b\u4ee5\u4e0a\u306e\u30e2\u30fc\u30bf\u30fc\u306b\u306f\u3001\u4e09\u76f8\u96fb\u6e90\u30d1\u30cd\u30eb\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u4e09\u76f8\u96fb\u6e90\u306f\u3001\u3053\u308c\u3089\u306e\u6a5f\u5668\u306b\u9023\u7d9a\u7684\u304b\u3064\u5b89\u5b9a\u3057\u305f\u96fb\u529b\u3092\u4f9b\u7d66\u3057\u3001\u6469\u8017\u3092\u8efd\u6e1b\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30e2\u30fc\u30bf\u30fc\u306e\u52b9\u7387\u7684\u306a\u52d5\u4f5c\u3082\u78ba\u4fdd\u3055\u308c\u307e\u3059\u3002.<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-49207\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard-2.jpg\" alt=\"\u4e09\u76f8\u914d\u96fb\u76e4\uff08\uff12\uff09\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard-2.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard-2-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard-2-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard-2-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Applications\"><\/span>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><b>\u5358\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u5358\u76f8\u914d\u96fb\u76e4\u306f\u3001\u4f4f\u5b85\u3084\u5c0f\u898f\u6a21\u4e8b\u696d\u6240\u306a\u3069\u3001\u4f4e\u8ca0\u8377\u30fb\u4f4e\u96fb\u5727\u306e\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u30fc\u306b\u65e5\u5e38\u7684\u306a\u96fb\u529b\u3092\u4f9b\u7d66\u3059\u308b\u305f\u3081\u306b\u4e3b\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u7528\u9014\u3067\u306f\u901a\u5e38\u3001\u8ca0\u8377\u306e\u7a2e\u985e\u304c1\u3064\u3067\u3001\u96fb\u529b\u8981\u4ef6\u3082\u4f4e\u304f\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u3053\u306e\u3088\u3046\u306a\u72b6\u6cc1\u3067\u306f\u96fb\u529b\u4f9b\u7d66\u306e\u7d99\u7d9a\u6027\u306b\u5bfe\u3059\u308b\u8981\u6c42\u306f\u9ad8\u304f\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3001\u64cd\u4f5c\u3082\u3088\u308a\u7c21\u5358\u3067\u3059\u3002.<\/p>\n<p><strong><b>\u4e09\u76f8\u914d\u96fb\u76e4<\/b><\/strong>\u4e09\u76f8\u914d\u96fb\u76e4\u306f\u3001\u4e3b\u306b\u91cd\u5de5\u696d\u65bd\u8a2d\u3001\u5546\u696d\u65bd\u8a2d\u3001\u7523\u696d\u65bd\u8a2d\u5411\u3051\u306b\u3001\u52b9\u7387\u7684\u3067\u5b89\u5b9a\u3057\u305f\u96fb\u529b\u3068\u7167\u660e\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5de5\u5834\u3001\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u3001\u5730\u4e0b\u9244\u306a\u3069\u3001\u8ca0\u8377\u306e\u7a2e\u985e\u304c\u8907\u96d1\u3067\u96fb\u529b\u9700\u8981\u304c\u9ad8\u3044\u5834\u6240\u306b\u9069\u7528\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5834\u6240\u3067\u306f\u3001\u96fb\u529b\u54c1\u8cea\u3068\u7d99\u7d9a\u6027\u306b\u5bfe\u3059\u308b\u8981\u6c42\u304c\u975e\u5e38\u306b\u9ad8\u3044\u305f\u3081\u3001\u5c02\u9580\u306e\u96fb\u6c17\u6280\u5e2b\u306b\u3088\u308b\u4fdd\u5b88\u7ba1\u7406\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_to_Choose_Between_Single-Phase_and_Three-Phase_Panelboards\"><\/span>\u5358\u76f8\u914d\u96fb\u76e4\u3068\u4e09\u76f8\u914d\u96fb\u76e4\u306e\u9078\u3073\u65b9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Load_Requirements\"><\/span>\u8ca0\u8377\u8981\u4ef6<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u307e\u305a\u3001\u3059\u3079\u3066\u306e\u96fb\u6c17\u6a5f\u5668\u3092\u30ea\u30b9\u30c8\u30a2\u30c3\u30d7\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u3059\u3079\u3066\u306e\u6a5f\u5668\u306e\u5b9a\u683c\u96fb\u529b\uff08kW\u307e\u305f\u306fkVA\uff09\u3082\u8a18\u8f09\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u822c\u7684\u306b\u3001\u63a5\u7d9a\u8ca0\u8377\u306e\u5408\u8a08\u304c10\uff5e15kW\u672a\u6e80\u3067\u3042\u308c\u3070\u3001\u5358\u76f8\u914d\u96fb\u76e4\u3067\u5341\u5206\u3067\u3059\u3002\u8ca0\u8377\u304c15\uff5e20kW\u3092\u8d85\u3048\u308b\u5834\u5408\u306f\u3001\u4e09\u76f8\u914d\u96fb\u76e4\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Types_of_Equipment_Used\"><\/span>\u4f7f\u7528\u3055\u308c\u308b\u6a5f\u5668\u306e\u7a2e\u985e<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u63a5\u7d9a\u8ca0\u8377\u306e\u8a08\u7b97\u306b\u52a0\u3048\u3066\u3001\u6a5f\u5668\u306e\u7a2e\u985e\u3068\u7dcf\u96fb\u529b\u306b\u3064\u3044\u3066\u3082\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5358\u76f8\u914d\u96fb\u76e4\u306f\u3001\u4f4f\u5b85\u3001\u8efd\u5546\u696d\u65bd\u8a2d\u3001\u5c0f\u578b\u7a7a\u8abf\u8a2d\u5099\u306a\u3069\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u4e09\u76f8\u914d\u96fb\u76e4\u306f\u3001\u5927\u578b\u7a7a\u8abf\u30b7\u30b9\u30c6\u30e0\u3001\u7523\u696d\u6a5f\u68b0\u3001\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306a\u3069\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u9ad8\u51fa\u529b\u30e2\u30fc\u30bf\u30fc\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u4e09\u76f8\u914d\u96fb\u76e4\u306e\u65b9\u304c\u6027\u80fd\u304c\u826f\u304f\u3001\u52b9\u7387\u3082\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Budget_Considerations\"><\/span>\u4e88\u7b97\u306b\u95a2\u3059\u308b\u8003\u616e\u4e8b\u9805<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u3082\u3061\u308d\u3093\u3001\u30b3\u30b9\u30c8\u3082\u9078\u629e\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002\u5358\u76f8\u914d\u96fb\u76e4\u306f\u3001\u30b1\u30fc\u30d6\u30eb\u304c\u3088\u308a\u30b7\u30f3\u30d7\u30eb\u3067\u5c0f\u578b\u3067\u3059\u3002\u307e\u305f\u3001\u4fdd\u8b77\u88c5\u7f6e\u3082\u5c11\u306a\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u5358\u76f8\u914d\u96fb\u76e4\u306f\u521d\u671f\u8cbb\u7528\u304c\u4f4e\u304f\u3001\u8a2d\u7f6e\u3082\u5bb9\u6613\u3067\u3059\u3002.<\/p>\n<p>\u4e09\u76f8\u914d\u96fb\u76e4\u306f\u914d\u7dda\u304c\u3088\u308a\u8907\u96d1\u3067\u3001\u958b\u9589\u88c5\u7f6e\u3082\u5927\u578b\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u521d\u671f\u8cbb\u7528\u3082\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u9ad8\u8ca0\u8377\u6642\u306b\u306f\u3001\u4e09\u76f8\u914d\u96fb\u76e4\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u5c0e\u4f53\u30b5\u30a4\u30ba\u3092\u5c0f\u3055\u304f\u3057\u3001\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u3001\u9577\u671f\u7684\u306a\u30a8\u30cd\u30eb\u30ae\u30fc\u640d\u5931\u3092\u4f4e\u6e1b\u3067\u304d\u307e\u3059\u3002\u9577\u671f\u7684\u306b\u306f\u3001\u4e09\u76f8\u914d\u96fb\u76e4\u306e\u65b9\u304c\u7d4c\u6e08\u7684\u306a\u9078\u629e\u80a2\u3068\u306a\u308a\u307e\u3059\u3002.<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-49206\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Single-phase-Panelboard.jpg\" alt=\"\u5358\u76f8\u914d\u96fb\u76e4\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Single-phase-Panelboard.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Single-phase-Panelboard-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Single-phase-Panelboard-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Single-phase-Panelboard-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Future_Expansion_Plans\"><\/span>\u4eca\u5f8c\u306e\u62e1\u5f35\u8a08\u753b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u9078\u629e\u3059\u308b\u969b\u306b\u306f\u3001\u5c06\u6765\u306e\u62e1\u5f35\u8981\u4ef6\u3082\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u4eca\u5f8c\u6570\u5e74\u9593\u3067\u8a2d\u5099\u306f\u5897\u52a0\u3059\u308b\u3067\u3057\u3087\u3046\u304b\uff1f\u751f\u7523\u80fd\u529b\u306f\u62e1\u5927\u3059\u308b\u3067\u3057\u3087\u3046\u304b\uff1f\u62e1\u5f35\u304c\u5fc5\u8981\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u5834\u5408\u306f\u3001\u6700\u521d\u304b\u3089\u4e09\u76f8\u914d\u96fb\u76e4\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5f8c\u3005\u306e\u9ad8\u984d\u306a\u30b7\u30b9\u30c6\u30e0\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3092\u52b9\u679c\u7684\u306b\u56de\u907f\u3057\u3001\u5c06\u6765\u306e\u6539\u4fee\u5de5\u4e8b\u306b\u304a\u3051\u308b\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u3092\u524a\u6e1b\u3067\u304d\u307e\u3059\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Utility_Supply_Availability\"><\/span>\u516c\u5171\u30b5\u30fc\u30d3\u30b9\u306e\u4f9b\u7d66\u72b6\u6cc1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4e0a\u8a18\u4ee5\u5916\u306b\u3082\u3001\u96fb\u6e90\u4f9b\u7d66\u72b6\u6cc1\u306e\u78ba\u8a8d\u306f\u540c\u69d8\u306b\u91cd\u8981\u3067\u3059\u3002\u307b\u3068\u3093\u3069\u306e\u4f4f\u5b85\u5730\u3067\u306f\u5358\u76f8\u96fb\u6e90\u304c\u4f9b\u7d66\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5546\u696d\u5730\u3084\u5de5\u696d\u5730\u3067\u306f\u4e09\u76f8\u96fb\u6e90\u304c\u4f9b\u7d66\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u96fb\u529b\u4f1a\u793e\u304c\u4e09\u76f8\u96fb\u6e90\u3092\u63d0\u4f9b\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u3001\u8a2d\u7f6e\u6642\u306b\u8ffd\u52a0\u306e\u5909\u5727\u5668\u304c\u5fc5\u8981\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u63a5\u7d9a\u8cbb\u7528\u3068\u5de5\u671f\u3082\u5897\u52a0\u3057\u307e\u3059\u3002.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>\u3088\u304f\u3042\u308b\u8cea\u554f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"What_Voltage_Levels_are_Used_in_Single-phase_and_Three-phase_Panelboards\"><\/span>\u5358\u76f8\u304a\u3088\u3073\u4e09\u76f8\u914d\u96fb\u76e4\u3067\u306f\u3001\u3069\u306e\u3088\u3046\u306a\u96fb\u5727\u30ec\u30d9\u30eb\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5358\u76f8\u304a\u3088\u3073\u4e09\u76f8\u914d\u96fb\u76e4\u306e\u96fb\u5727\u30ec\u30d9\u30eb\u306f\u3001\u56fd\u3084\u516c\u5171\u4e8b\u696d\u4f53\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u898f\u683c\u304c\u5b9a\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u4f4f\u5b85\u7528\u3001\u5546\u696d\u7528\u3001\u7523\u696d\u7528\u30b7\u30b9\u30c6\u30e0\u306b\u306f\u5171\u901a\u306e\u56fd\u969b\u898f\u683c\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u5317\u7c73\u306e\u5358\u76f8\u914d\u96fb\u76e4\u306e\u96fb\u5727\u306f120V\/240V\u3067\u3059\u304c\u3001\u30e8\u30fc\u30ed\u30c3\u30d1\u3067\u306f230V\u3067\u3059\u3002\u4e09\u76f8\u914d\u96fb\u76e4\u306e\u96fb\u5727\u30ec\u30d9\u30eb\u306f\u3001\u5317\u7c73\u3067\u306f208V\/480V\u3001\u30e8\u30fc\u30ed\u30c3\u30d1\u3067\u306f400V\u3067\u3059\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Are_Three-phase_Motors_Better_than_Single-phase_Motors\"><\/span>\u4e09\u76f8\u30e2\u30fc\u30bf\u30fc\u306f\u5358\u76f8\u30e2\u30fc\u30bf\u30fc\u3088\u308a\u3082\u512a\u308c\u3066\u3044\u308b\u306e\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u3069\u3061\u3089\u304c\u512a\u308c\u3066\u3044\u308b\u304b\u306f\u3001\u4e3b\u306b\u5177\u4f53\u7684\u306a\u7528\u9014\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002\u9ad8\u51fa\u529b\u7528\u9014\u3084\u7523\u696d\u7528\u9014\u3067\u306f\u3001\u4e09\u76f8\u30e2\u30fc\u30bf\u30fc\u306f\u5358\u76f8\u30e2\u30fc\u30bf\u30fc\u3088\u308a\u3082\u591a\u304f\u306e\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u540c\u3058\u51fa\u529b\u30ec\u30d9\u30eb\u3067\u3042\u308c\u3070\u3001\u4e09\u76f8\u30e2\u30fc\u30bf\u30fc\u306f\u96fb\u6d41\u304c\u5c0f\u3055\u304f\u3001\u9285\u640d\u304c\u5c11\u306a\u304f\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u52b9\u7387\u304c\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u660e\u3089\u304b\u306a\u8108\u52d5\u306e\u306a\u3044\u9023\u7d9a\u30c8\u30eb\u30af\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u4e00\u65b9\u3001\u5358\u76f8\u30e2\u30fc\u30bf\u30fc\u306e\u96fb\u6e90\u306f\u3001\u3088\u308a\u7c21\u5358\u3067\u3001\u8a2d\u5099\u30b3\u30b9\u30c8\u304c\u4f4e\u304f\u3001\u8a2d\u7f6e\u3082\u5bb9\u6613\u3067\u3059\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_I_Upgrade_from_Single-phase_to_Three-phase\"><\/span>\u5358\u76f8\u304b\u3089\u4e09\u76f8\u306b\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3067\u304d\u307e\u3059\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u306f\u3044\u3002\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306f\u4e3b\u306b\u3001\u96fb\u529b\u4f9b\u7d66\u306e\u53ef\u7528\u6027\u3001\u30a4\u30f3\u30d5\u30e9\u5bb9\u91cf\u3001\u30b3\u30b9\u30c8\u3001\u304a\u3088\u3073\u8ca0\u8377\u8981\u4ef6\u306b\u3088\u3063\u3066\u6c7a\u307e\u308a\u307e\u3059\u3002\u5358\u76f8\u30b7\u30b9\u30c6\u30e0\u3067\u30d6\u30ec\u30fc\u30ab\u30fc\u304c\u4f5c\u52d5\u3057\u305f\u308a\u3001\u5c0e\u4f53\u304c\u904e\u71b1\u3057\u305f\u308a\u3001\u5927\u578b\u306e\u96fb\u529b\u6a5f\u5668\u3092\u8ffd\u52a0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u4e09\u76f8\u30b7\u30b9\u30c6\u30e0\u306b\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3067\u304d\u307e\u3059\u3002\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306f\u3001\u914d\u96fb\u76e4\u3092\u4ea4\u63db\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u914d\u96fb\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u3092\u5bfe\u8c61\u3068\u3057\u307e\u3059\u3002\u3088\u308a\u826f\u3044\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3092\u884c\u3046\u306b\u306f\u3001\u5c02\u9580\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u76f8\u8ac7\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Final_Thought\"><\/span>\u6700\u5f8c\u306b<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-49208\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard-3.jpg\" alt=\"\u4e09\u76f8\u914d\u96fb\u76e4\uff08\uff13\uff09\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard-3.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard-3-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard-3-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Three-Phase-Panelboard-3-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>KDM\u306f\u96fb\u6c17\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306e\u5c02\u9580\u30e1\u30fc\u30ab\u30fc\u3067\u3059\u3002\u304a\u5ba2\u69d8\u306e\u69d8\u3005\u306a\u7528\u9014\u30cb\u30fc\u30ba\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u30d1\u30cd\u30eb\u30dc\u30fc\u30c9\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u30d1\u30cd\u30eb\u30dc\u30fc\u30c9\u306e\u30b5\u30a4\u30ba\u306b\u95a2\u308f\u3089\u305a\u3001\u9ad8\u54c1\u8cea\u306e\u6750\u6599\u3068\u9ad8\u5ea6\u306a\u88fd\u9020\u30d7\u30ed\u30bb\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u30b3\u30f3\u30bb\u30d7\u30c8\u8a2d\u8a08\u304b\u3089\u6700\u7d42\u751f\u7523\u307e\u3067\u3001\u30ef\u30f3\u30b9\u30c8\u30c3\u30d7\u306e\u30ab\u30b9\u30bf\u30e0\u30b5\u30fc\u30d3\u30b9\u3082\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u30ab\u30b9\u30bf\u30e0\u306e\u3054\u8981\u671b\u304c\u3054\u3056\u3044\u307e\u3057\u305f\u3089\u3001\u304a\u6c17\u8efd\u306b\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/www.kdmsteel.com\/ja\/\u63a5\u89e6\/\">\u304a\u554f\u3044\u5408\u308f\u305b<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>The panelboard is the center of the power distribution system, which is used to safely distribute and control electrical power to the facility. Both single-phase and three-phase panelboards are used for power distribution, but they differ substantially in power delivery, efficiency, and cost. This article can effectively help you choose the panelboard suitable for your [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":49205,"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":"","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-49198","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 v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Single Phase vs Three Phase Panelboard - 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\/\u5358\u76f8\u3068\u4e09\u76f8\u306e\u914d\u96fb\u76e4\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Single Phase vs Three Phase Panelboard - KDM Steel\" \/>\n<meta property=\"og:description\" content=\"The panelboard is the center of the power distribution system, which is used to safely distribute and control electrical power to the facility. 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Both single-phase and three-phase panelboards are used for power distribution, but they differ substantially in power delivery, efficiency, and cost. 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