{"id":384,"date":"2026-08-22T02:34:05","date_gmt":"2026-08-21T18:34:05","guid":{"rendered":"https:\/\/q8bbzjnpm5.wpdns.site\/?p=384"},"modified":"2026-08-29T23:43:44","modified_gmt":"2026-08-29T15:43:44","slug":"transformers-the-key-pillars-of-the-power-system","status":"publish","type":"post","link":"https:\/\/subian-electric.com\/ja\/news\/transformers-the-key-pillars-of-the-power-system\/","title":{"rendered":"\u30c8\u30e9\u30f3\u30b9\u30d5\u30a9\u30fc\u30de\u30fc: \u96fb\u529b\u30b7\u30b9\u30c6\u30e0\u306e\u91cd\u8981\u306a\u67f1"},"content":{"rendered":"<p>\u3069\u306e\u767a\u96fb\u65bd\u8a2d\u3067\u3082\u6563\u6b69\u3092\u3059\u308b\u3068\u3001\u6b21\u306e\u50be\u5411\u306b\u6c17\u4ed8\u304f\u3067\u3057\u3087\u3046\uff1a\u96fb\u6c17\u306f\u65bd\u8a2d\u306b\u5165\u308a\u3001\u5909\u5727\u5668\u3092\u901a\u904e\u3057\u3001\u3084\u3084\u7570\u306a\u308b\u96fb\u5727\u3067\u4f9b\u7d66\u3055\u308c\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u767a\u96fb\u6a5f\u304c\u96fb\u529b\u3092\u9ad8\u3044\u96fb\u5727\u30ec\u30d9\u30eb\u306b\u5909\u63db\u3057\u3001\u6b21\u306b\u9001\u96fb\u7db2\u304c\u305d\u308c\u3092\u4f4e\u3044\u96fb\u5727\u30ec\u30d9\u30eb\u306b\u5909\u63db\u3057\u3001\u3055\u3089\u306b\u914d\u96fb\u7dda\u304c\u518d\u3073\u4f4e\u3044\u96fb\u5727\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u305d\u306e\u3088\u3046\u306b\u7d9a\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5909\u5727\u5668\u306e\u3044\u305a\u308c\u304b\u3092\u53d6\u308a\u9664\u304f\u3068\u3001\u5168\u4f53\u306e\u4ed5\u7d44\u307f\u304c\u4e2d\u65ad\u3055\u308c\u307e\u3059\u3002.<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u5909\u5727\u5668\u304c\u30a8\u30cd\u30eb\u30ae\u30fc\u751f\u6210\u30b7\u30b9\u30c6\u30e0\u306e\u4e3b\u8981\u306a\u67f1\u3067\u3042\u308b\u7406\u7531\u3068\u305d\u306e\u4ed5\u7d44\u307f\u3092\u8aac\u660e\u3057\u307e\u3059\u3002\u305d\u308c\u306f\u3001\u305d\u306e\u52d5\u4f5c\u306e\u539f\u7406\uff08\u4ed6\u306e\u767a\u660e\u3067\u306f\u540c\u3058\u7d50\u679c\u3092\u9054\u6210\u3067\u304d\u307e\u305b\u3093\uff09\u3001\u3059\u3079\u3066\u306e\u96fb\u5727\u30ec\u30d9\u30eb\u306b\u304a\u3051\u308b\u5909\u5727\u5668\u306e\u7570\u306a\u308b\u5f79\u5272\u3001\u4fe1\u983c\u6027\u3092\u5b9a\u7fa9\u3059\u308b\u7279\u6027\u3001\u305d\u3057\u3066\u3044\u304f\u3064\u304b\u306e\u6570\u5b66\u306b\u3064\u3044\u3066\u3067\u3059\u3002\u96fb\u6c17\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8a2d\u8a08\u3057\u305f\u308a\u3001\u7dad\u6301\u3057\u305f\u308a\u3001\u6a5f\u5668\u3092\u8cfc\u5165\u3057\u305f\u308a\u3059\u308b\u969b\u306b\u306f\u3001\u307e\u305a\u6700\u521d\u306b\u81ea\u5206\u304c\u6271\u3063\u3066\u3044\u308b\u6280\u8853\u3092\u77e5\u3063\u3066\u304a\u304f\u3079\u304d\u3067\u3059\u3002.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-387\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/transformer_pillars_article_figure_1.webp\" alt=\"\" width=\"1456\" height=\"1088\" \/><\/p>\n<h2>\u306a\u305c\u5909\u5727\u5668\u306f\u524d\u8ff0\u306e\u985e\u63a8\u306e\u67f1\u306a\u306e\u304b\uff1f<\/h2>\n<p>\u69cb\u9020\u7684\u306a\u67f1\u3068\u306e\u985e\u63a8\u306b\u3088\u308a\u3001\u5909\u5727\u5668\u3082\u8377\u91cd\u3092\u652f\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u8377\u91cd\u306e\u6027\u8cea\u306f\u78ba\u304b\u306b\u7570\u306a\u308a\u307e\u3059\uff1a\u7269\u7406\u7684\u306a\u67f1\u304c\u5efa\u7269\u306e\u6750\u6599\u306e\u91cd\u3055\u3092\u652f\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u4e00\u65b9\u3067\u3001\u5909\u5727\u5668\u306f\u3084\u3084\u7570\u306a\u308b\u6d3b\u52d5\u3092\u884c\u3044\u307e\u3059\u3002\u307e\u305a\u7b2c\u4e00\u306b\u3001\u5909\u5727\u5668\u3092\u53d6\u308a\u9664\u304f\u3068\u3001\u305d\u306e\u4e0b\u306b\u3042\u308b\u4f55\u304b\u304c\u7121\u96fb\u5727\u306b\u306a\u308a\u307e\u3059\u306e\u3067\u3001\u8377\u91cd\u3092\u652f\u3048\u308b\u3068\u3044\u3046\u610f\u5473\u3067\u8377\u91cd\u3092\u652f\u3048\u3066\u3044\u307e\u3059\u3002\u7b2c\u4e8c\u306b\u3001\u5b9a\u683c\u3001\u71b1\u7684\u4f59\u88d5\u3001\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u30ec\u30d9\u30eb\u3092\u901a\u3058\u3066\u3001\u5909\u5727\u5668\u306f\u7279\u5b9a\u306e\u96fb\u6c17\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u901a\u3058\u3066\u3069\u308c\u3060\u3051\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u8ee2\u9001\u3055\u308c\u308b\u304b\u3092\u5b9a\u7fa9\u3059\u308b\u610f\u5473\u3067\u3001\u8377\u91cd\u5236\u9650\u6a5f\u5668\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u7b2c\u4e09\u306b\u3001\u5909\u5727\u5668\u304c\u4f55\u5e74\u3082\u904b\u8ee2\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u305d\u308c\u3089\u306f\u8377\u91cd\u4fdd\u6301\u6a5f\u5668\u3068\u3057\u3066\u5206\u985e\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h2 id=\"roles\">\u4e94\u3064\u306e\u67f1\u306e\u5f79\u5272<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u5f79\u5272<\/th>\n<th>\u4f55\u3092\u3059\u308b\u304b<\/th>\n<th>\u4f8b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u30b9\u30c6\u30c3\u30d7\u30a2\u30c3\u30d7\u67f1<\/td>\n<td>\u767a\u96fb\u6a5f\u306e\u96fb\u5727\u3092\u9001\u96fb\u7528\u306b\u4e0a\u3052\u308b<\/td>\n<td>20 kV \u2192 220\u2013500 kV<\/td>\n<\/tr>\n<tr>\n<td>\u9001\u96fb\u67f1<\/td>\n<td>\u9ad8\u96fb\u5727\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u76f8\u4e92\u63a5\u7d9a\u3059\u308b<\/td>\n<td>500\/220 kV, 400\/132 kV<\/td>\n<\/tr>\n<tr>\n<td>\u914d\u96fb\u67f1<\/td>\n<td>\u6d88\u8cbb\u8005\u30ec\u30d9\u30eb\u306b\u4e0b\u3052\u308b<\/td>\n<td>33\/11 kV, 11\/0.4 kV<\/td>\n<\/tr>\n<tr>\n<td>\u30a2\u30a4\u30bd\u30ec\u30fc\u30b7\u30e7\u30f3\u67f1<\/td>\n<td>\u5b89\u5168\u6027\u3068\u54c1\u8cea\u306e\u305f\u3081\u306b\u56de\u8def\u3092\u5206\u96e2\u3059\u308b<\/td>\n<td>\u533b\u7642\u3001IT\u3001\u8a08\u6e2c<\/td>\n<\/tr>\n<tr>\n<td>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u67f1<\/td>\n<td>\u7570\u306a\u308b\u30b7\u30b9\u30c6\u30e0\u3068\u6a5f\u5668\u3092\u63a5\u7d9a\u3059\u308b<\/td>\n<td>\u518d\u751f\u53ef\u80fd\u30a8\u30cd\u30eb\u30ae\u30fc\u3001\u84c4\u96fb\u3001\u727d\u5f15\u3001\u7279\u5225\u8ca0\u8377<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3053\u308c\u3089\u306e\u5f79\u5272\u306f\u3059\u3079\u3066\u73fe\u4ee3\u306e\u30b0\u30ea\u30c3\u30c9\u3067\u540c\u6642\u306b\u5b58\u5728\u3057\u3001\u540c\u3058\u7269\u7406\u7684\u306a\u6a5f\u68b0\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u5272\u308a\u5f53\u3066\u308b\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u3053\u306e\u67f1\u306f\u666e\u904d\u7684\u3067\u3042\u308a\u3001\u96fb\u5727\u5909\u63db\u306f\u666e\u904d\u7684\u3060\u304b\u3089\u3067\u3059\u3002.<\/p>\n<h2 id=\"how-it-works\">\u5909\u5727\u5668\u306e\u52d5\u4f5c<\/h2>\n<p>\u3053\u306e\u67f1\u306f\u6b21\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3057\u307e\u3059 <strong>\u96fb\u78c1\u8a98\u5c0e\u306b\u57fa\u3065\u3044\u3066\u3044\u307e\u3059<\/strong>. \u30d7\u30e9\u30a4\u30de\u30ea\u5dfb\u7dda\u306eAC\u304c\u30e9\u30df\u30cd\u30fc\u30c8\u3055\u308c\u305f\u30b7\u30ea\u30b3\u30f3\u92fc\u30b3\u30a2\u306b\u4ea4\u4e92\u306e\u30d5\u30e9\u30c3\u30af\u30b9\u3092\u751f\u6210\u3057\u3001\u305d\u306e\u30d5\u30e9\u30c3\u30af\u30b9\u304c\u30bf\u30fc\u30f3\u6bd4\u306b\u5f93\u3063\u3066\u30bb\u30ab\u30f3\u30c0\u30ea\u5dfb\u7dda\u306b\u96fb\u5727\u3092\u8a98\u5c0e\u3057\u307e\u3059\u3002\u96fb\u529b\u306f\u640d\u5931\u3092\u9664\u3044\u3066\u4fdd\u5b58\u3055\u308c\u308b\u305f\u3081\u3001\u96fb\u5727\u306e\u30b9\u30c6\u30c3\u30d7\u30a2\u30c3\u30d7\u306f\u96fb\u6d41\u306e\u30b9\u30c6\u30c3\u30d7\u30c0\u30a6\u30f3\u3092\u610f\u5473\u3057\u307e\u3059\u2014\u3053\u308c\u304c\u9ad8\u96fb\u5727\u9001\u96fb\u3092\u53ef\u80fd\u306b\u3059\u308b\u7279\u6027\u3067\u3059\u3002.<\/p>\n<p>\u30b7\u30b9\u30c6\u30e0\u306e\u52b9\u7387\u306f\u30012\u7a2e\u985e\u306e\u640d\u5931\u306b\u3088\u3063\u3066\u6c7a\u307e\u308a\u307e\u3059\u3002\u6700\u521d\u306e\u8981\u7d20\u306f\u7121\u8ca0\u8377\uff08\u30b3\u30a2\uff09\u640d\u5931\u2014\u3059\u306a\u308f\u3061\u3001\u30d2\u30b9\u30c6\u30ea\u30b7\u30b9\u640d\u5931\u3068\u6e26\u96fb\u6d41\u640d\u5931\u2014\u3067\u3001\u3053\u308c\u306f\u8a2d\u5099\u304c\u901a\u96fb\u3057\u3066\u3044\u308b\u9650\u308a\u7d99\u7d9a\u7684\u306b\u767a\u751f\u3057\u307e\u3059\u30022\u756a\u76ee\u306e\u8981\u7d20\u306f\u8ca0\u8377\u306b\u3088\u308b\uff08\u9285\uff09\u640d\u5931\u3067\u3001\u3053\u308c\u306f\uff08\u4e0a\u8a18\u306e\u3088\u3046\u306b\uff09\u96fb\u6d41\u306e\u4e8c\u4e57\u306b\u6bd4\u4f8b\u3057\u3066\u5897\u52a0\u3057\u307e\u3059\u3002\u3053\u308c\u304c\u3001\u4e21\u65b9\u306e\u30bf\u30a4\u30d7\u306e\u640d\u5931\u304c\u65e5\u5e38\u7684\u306b\u306f\u52b9\u7387\u306b\u307b\u3068\u3093\u3069\u5f71\u97ff\u3092\u4e0e\u3048\u306a\u3044\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u8a2d\u5099\u306e\u6709\u52b9\u5bff\u547d\u4e2d\u306b\u5927\u304d\u306a\u30b3\u30b9\u30c8\u3092\u751f\u3080\u7406\u7531\u3067\u3059\u3002\u3053\u306e\u6709\u52b9\u5bff\u547d\u306f\u901a\u5e38\u3001\u8a2d\u7f6e\u5f8c25\u5e74\u304b\u308940\u5e74\u306e\u7bc4\u56f2\u3067\u3059\u3002.<\/p>\n<h2 id=\"structure\">\u30c8\u30e9\u30f3\u30b9\u3092\u4e2d\u5fc3\u3068\u3057\u305f\u96fb\u529b\u30b7\u30b9\u30c6\u30e0\u306e\u69cb\u9020<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u30b9\u30c6\u30fc\u30b8<\/th>\n<th>\u96fb\u5727<\/th>\n<th>\u30d4\u30e9\u30fc \u30c8\u30e9\u30f3\u30b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u767a\u96fb<\/td>\n<td>5\u201327 kV<\/td>\n<td>\u767a\u96fb\u6a5f\u30b9\u30c6\u30c3\u30d7\u30a2\u30c3\u30d7\uff08GSU\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u30c8\u30e9\u30f3\u30b9\u30df\u30c3\u30b7\u30e7\u30f3<\/td>\n<td>110\u2013800 kV<\/td>\n<td>EHV\/HV \u30d1\u30ef\u30fc\u30c8\u30e9\u30f3\u30b9<\/td>\n<\/tr>\n<tr>\n<td>\u30b5\u30d6\u9001\u96fb<\/td>\n<td>33\u2013132 kV<\/td>\n<td>\u5730\u57df\u30c8\u30e9\u30f3\u30b9<\/td>\n<\/tr>\n<tr>\n<td>\u914d\u96fb<\/td>\n<td>6\u201333 kV<\/td>\n<td>\u914d\u96fb\u7528\u5909\u5727\u5668<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u7d42\u4f7f\u7528<\/td>\n<td>400\/230 V, 480\/277 V<\/td>\n<td>\u5efa\u7269\/\u30d1\u30c3\u30c9\/\u5c4b\u5185\u4e7e\u71e5\u578b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5e73\u5747\u7684\u306a\u96fb\u6c17\u30e6\u30cb\u30c3\u30c8\u306f\u3001\u767a\u96fb\u6240\u3068\u30b3\u30f3\u30bb\u30f3\u30c8\u306e\u9593\u30675\u304b\u30897\u306e\u30c8\u30e9\u30f3\u30b9\u30d4\u30e9\u30fc\u3092\u901a\u904e\u3057\u307e\u3059\u3002\u7d4c\u8def\u306e\u7dcf\u52b9\u7387\u306f\u3001\u3059\u3079\u3066\u306e\u30d4\u30e9\u30fc\u52b9\u7387\u306e\u7a4d\u3067\u3042\u308a\u3001\u5404\u30c8\u30e9\u30f3\u30b9\u304c\u305d\u306e\u5c0f\u3055\u306a\u640d\u5931\u5272\u5408\u304c\u793a\u5506\u3059\u308b\u4ee5\u4e0a\u306b\u91cd\u8981\u3067\u3042\u308b\u3082\u3046\u4e00\u3064\u306e\u7406\u7531\u3067\u3059\u3002.<\/p>\n<h2 id=\"types\">\u30d4\u30e9\u30fc\u3068\u3057\u3066\u306e\u30c8\u30e9\u30f3\u30b9\u306e\u7a2e\u985e<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u30bf\u30a4\u30d7<\/th>\n<th>\u5b9a\u683c<\/th>\n<th>\u30d4\u30e9\u30fc\u6a5f\u80fd<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u914d\u96fb\u30c8\u30e9\u30f3\u30b9<\/td>\n<td>25\u20132,500 kVA<\/td>\n<td>MV \u2192 LV \u6d88\u8cbb\u8005\u5411\u3051<\/td>\n<\/tr>\n<tr>\n<td>\u96fb\u529b\u30c8\u30e9\u30f3\u30b9<\/td>\n<td>5\u20131,500 MVA<\/td>\n<td>\u30b0\u30ea\u30c3\u30c9\u76f8\u4e92\u63a5\u7d9a\u3068GSU<\/td>\n<\/tr>\n<tr>\n<td>\u4e7e\u5f0f\u5909\u5727\u5668<\/td>\n<td>50\u201312,500 kVA<\/td>\n<td>\u5c4b\u5185\u304a\u3088\u3073\u706b\u707d\u611f\u53d7\u6027\u306e\u30d4\u30e9\u30fc<\/td>\n<\/tr>\n<tr>\n<td>\u81ea\u52d5\u5909\u5727\u5668<\/td>\n<td>10\u20131,000 MVA<\/td>\n<td>\u8fd1\u63a5\u30ec\u30d9\u30eb\u9593\u306e\u96fb\u5727\u8abf\u6574<\/td>\n<\/tr>\n<tr>\n<td>\u8a08\u5668\u7528\u5909\u5727\u5668<\/td>\n<td>VA\u30af\u30e9\u30b9<\/td>\n<td>\u8a08\u6e2c\u304a\u3088\u3073\u4fdd\u8b77\u4fe1\u53f7<\/td>\n<\/tr>\n<tr>\n<td>\u7279\u6b8a\u5909\u5727\u5668<\/td>\n<td>\u5e45\u5e83<\/td>\n<td>\u7089\u3001\u727d\u5f15\u3001\u30b3\u30f3\u30d0\u30fc\u30bf\u3001\u592a\u967d\u5149\u3001\u98a8\u529b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"specifications\">\u652f\u67f1\u5f37\u5ea6\u3092\u5b9a\u7fa9\u3059\u308b\u4ed5\u69d8<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u30d1\u30e9\u30e1\u30fc\u30bf<\/th>\n<th>\u305d\u308c\u304c\u5236\u5fa1\u3059\u308b\u3082\u306e<\/th>\n<th>\u4e00\u822c\u7684\u306a\u5024<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5b9a\u683c\u51fa\u529b (kVA\/MVA)<\/td>\n<td>\u8377\u91cd\u8010\u529b<\/td>\n<td>25 kVA\u20131,500 MVA<\/td>\n<\/tr>\n<tr>\n<td>\u96fb\u5727\u6bd4\u3068\u30bf\u30c3\u30d7<\/td>\n<td>\u51fa\u529b\u96fb\u5727\u8abf\u6574<\/td>\n<td>\u00b12\u00d72.5%\u306e\u5178\u578b<\/td>\n<\/tr>\n<tr>\n<td>\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9<\/td>\n<td>\u6545\u969c\u96fb\u6d41\u3068\u96fb\u5727\u964d\u4e0b<\/td>\n<td>4\u20138%\u306e\u914d\u96fb; 10\u201314%\u306e\u96fb\u529b<\/td>\n<\/tr>\n<tr>\n<td>\u640d\u5931<\/td>\n<td>\u52b9\u7387\u3068\u904b\u8ee2\u30b3\u30b9\u30c8<\/td>\n<td>IEC 60076-1\u306b\u57fa\u3065\u304f\u4fdd\u8a3c\u5024<\/td>\n<\/tr>\n<tr>\n<td>\u6e29\u5ea6\u4e0a\u6607<\/td>\n<td>\u71b1\u7684\u4f59\u88d5\u3068\u5bff\u547d<\/td>\n<td>60\u201375 K (\u6cb9)\u3001100\u2013125 K (\u4e7e\u71e5)<\/td>\n<\/tr>\n<tr>\n<td>\u7d76\u7e01\u30ec\u30d9\u30eb<\/td>\n<td>\u30b5\u30fc\u30b8\u8010\u6027<\/td>\n<td>\u30b7\u30b9\u30c6\u30e0\u96fb\u5727\u30af\u30e9\u30b9\u306b\u5fdc\u3058\u3066<\/td>\n<\/tr>\n<tr>\n<td>\u9a12\u97f3<\/td>\n<td>\u97f3\u97ff\u30d5\u30c3\u30c8\u30d7\u30ea\u30f3\u30c8<\/td>\n<td>\u5b9a\u683c\u306b\u5fdc\u3058\u306645\u201375 dB(A)<\/td>\n<\/tr>\n<tr>\n<td>\u51b7\u5374<\/td>\n<td>\u904e\u8ca0\u8377\u80fd\u529b<\/td>\n<td>ONAN\u3001ONAF\u3001ODAF\u3001AN\u3001AF<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5404\u4ed5\u69d8\u306f\u652f\u67f1\u306e\u8377\u91cd\u652f\u6301\u8981\u7d20\u3067\u3059\u3002\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3092\u5909\u66f4\u3059\u308b\u3068\u4fdd\u8b77\u5354\u8abf\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u6e29\u5ea6\u4e0a\u6607\u3092\u5909\u66f4\u3059\u308b\u3068\u30b5\u30fc\u30d3\u30b9\u5bff\u547d\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u640d\u5931\u3092\u5909\u66f4\u3059\u308b\u306830\u5e74\u9593\u306e\u904b\u7528\u7d4c\u6e08\u304c\u5909\u308f\u308a\u307e\u3059\u3002.<\/p>\n<h2 id=\"reliability\">\u4fe1\u983c\u6027: \u30b9\u30c8\u30ec\u30b9\u4e0b\u306e\u652f\u67f1<\/h2>\n<p>\u914d\u96fb\u5909\u5727\u5668\u306e\u6545\u969c\u7387\u306f\u5e74\u95930.1%\u304b\u30890.5%\u306e\u9593\u3067\u63a8\u79fb\u3057\u3001\u96fb\u529b\u5909\u5727\u5668\u306f\u305d\u306e\u5e74\u9f62\u3068\u4f7f\u7528\u72b6\u6cc1\u306b\u5fdc\u3058\u30660.5%\u304b\u30892%\u306e\u7bc4\u56f2\u3067\u5909\u52d5\u3057\u307e\u3059\u3002\u5909\u5727\u5668\u306e\u6545\u969c\u306e\u5727\u5012\u7684\u306a\u7406\u7531\u306f\u7d76\u7e01\u306e\u5931\u6557\u3067\u3059\u3002\u71b1\u306e\u904e\u98fd\u548c\u3001\u6e7f\u5ea6\u3001\u6cb9\u306e\u4e0d\u7d14\u7269\u3001\u88fd\u9020\u6b20\u9665\u306a\u3069\u306e\u8981\u56e0\u304c\u7d76\u7e01\u306e\u5931\u6557\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002\u5916\u90e8\u304b\u3089\u306e\u96fb\u6c17\u306e\u30b5\u30fc\u30b8\u3084\u6545\u969c\u3082\u5909\u5727\u5668\u306e\u640d\u50b7\u306b\u5bc4\u4e0e\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u554f\u984c\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u306b\u3001\u5909\u5727\u5668\u306b\u306f\u4fdd\u8b77\u30ea\u30ec\u30fc\u3084\u30b5\u30fc\u30b8\u30d7\u30ed\u30c6\u30af\u30bf\u30fc\u3001\u9069\u5207\u306a\u63a5\u5730\u304c\u88c5\u5099\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p>\u30b7\u30b9\u30c6\u30e0\u30aa\u30da\u30ec\u30fc\u30bf\u30fc\u306b\u3068\u3063\u3066\u6700\u3082\u6709\u7528\u306a\u6280\u8853\u306f\u8ca0\u8377\u7ba1\u7406\u3067\u3059\u3002\u6e29\u5ea6\u304c8-10\u5ea6\u30bb\u30eb\u30b7\u30a6\u30b9\u4e0a\u6607\u3059\u308b\u3054\u3068\u306b\u3001\u5909\u5727\u5668\u306e\u7d76\u7e01\u5bff\u547d\u306f\u534a\u5206\u306b\u306a\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u540d\u76ee\u8ca0\u8377\u306e65%-80%\u3067\u8ca0\u8377\u3092\u7dad\u6301\u3057\u3001\u5dfb\u7dda\u306e\u6e29\u5ea6\u3068\u6cb9\u306e\u54c1\u8cea\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3001\u6cb9\u4e2d\u306e\u6eb6\u89e3\u30ac\u30b9\u306e\u5b9a\u671f\u7684\u306a\u691c\u67fb\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u5909\u5727\u5668\u306f15\u5e74\u3067\u6545\u969c\u3059\u308b\u306e\u3067\u306f\u306a\u304f40\u5e74\u9593\u7a3c\u50cd\u3057\u307e\u3059\u3002.<\/p>\n<h2 id=\"protection\">\u652f\u67f1\u306e\u4fdd\u8b77\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9<\/h2>\n<ol>\n<li>IEC 60255\u304a\u3088\u3073\u4e00\u822c\u696d\u754c\u57fa\u6e96\u306b\u5f93\u3063\u3066\u3001\u904e\u8ca0\u8377\u3001\u5dee\u52d5\u4fdd\u8b77\u3001\u904e\u5270\u52b1\u78c1\u306b\u5bfe\u3059\u308b\u4fdd\u8b77\u3092\u63d0\u4f9b\u3059\u308b\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u8a2d\u7f6e\u3057\u307e\u3059\u3002\u6cb9\u5165\u308c\u5909\u5727\u5668\u306b\u95a2\u3057\u3066\u306f\u3001\u30d6\u30af\u30db\u30eb\u30c4\u30ea\u30ec\u30fc\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5909\u5727\u5668\u306eBIL\uff08\u57fa\u672c\u7d76\u7e01\u30ec\u30d9\u30eb\uff09\u3092\u8003\u616e\u3057\u3066\u3001\u7d76\u7e01\u57fa\u6e96\u306b\u9069\u5408\u3057\u305f\u30b5\u30fc\u30b8\u30a2\u30ec\u30b9\u30bf\u3092\u8a2d\u7f6e\u3057\u307e\u3059\u3002.\n<p>\u5b9a\u671f\u7684\u306b\u4e00\u9023\u306e\u30c6\u30b9\u30c8\u3092\u5b9f\u65bd\u3057\u307e\u3059:\u7d76\u7e01\u62b5\u6297\u3068\u6cb9\u306e\u54c1\u8cea\/DGA\u30c6\u30b9\u30c8\u306f\u56db\u534a\u671f\u3054\u3068\u307e\u305f\u306f\u305d\u308c\u4ee5\u4e0a\u306e\u9593\u9694\u3067\u5b9f\u65bd\u3055\u308c\u3001\u6bce\u5e74\u5b9a\u671f\u7684\u306a\u30b5\u30fc\u30e2\u30b0\u30e9\u30d5\u30a3\u30fc\u30c1\u30a7\u30c3\u30af\u3082\u884c\u308f\u308c\u307e\u3059\u3002.<br \/>\n\u51b7\u5374\u30b7\u30b9\u30c6\u30e0\u3092\u7dad\u6301\u3057\u307e\u3059: \u30e9\u30b8\u30a8\u30fc\u30bf\u30fc\u3001\u30d5\u30a1\u30f3\u3001\u6cb9\u30dd\u30f3\u30d7; \u305d\u308c\u3089\u3092\u307b\u3053\u308a\u3084\u6c5a\u308c\u304b\u3089\u6e05\u6f54\u306b\u4fdd\u3061\u307e\u3059\u3002.<\/p>\n<p>\u6cb9\u306e\u30c6\u30b9\u30c8\u3001\u8ca0\u8377\u30c7\u30fc\u30bf\u3001\u6e29\u5ea6\u5024\u3001\u4fdd\u8b77\u30b7\u30b9\u30c6\u30e0\u306e\u6545\u969c\u30a4\u30d9\u30f3\u30c8\u3092\u8a18\u9332\u3059\u308b\u9069\u5207\u306a\u30a8\u30f3\u30c8\u30ea\u30fc\u3092\u6301\u3064\u30ed\u30b0\u30d6\u30c3\u30af\u3092\u7dad\u6301\u3057\u307e\u3059\u3002.<\/li>\n<\/ol>\n<h2 id=\"cost\">\u652f\u67f1\u306e\u30b3\u30b9\u30c8<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u5b9a\u683c<\/th>\n<th>\u5178\u578b\u7684\u306a\u4fa1\u683c\u7bc4\u56f2<\/th>\n<th>\u6ce8\u8a18<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>50 kVA<\/td>\n<td>$1,000\u2013$2,500<\/td>\n<td>\u5358\u76f8\u30dd\u30fc\u30eb\u5909\u5727\u5668<\/td>\n<\/tr>\n<tr>\n<td>100 kVA<\/td>\n<td>$1,500\u2013$4,000<\/td>\n<td>\u5c0f\u578b\u4e09\u76f8\u914d\u96fb<\/td>\n<\/tr>\n<tr>\n<td>630 kVA<\/td>\n<td>$6,000\u2013$12,000<\/td>\n<td>\u6a19\u6e96\u914d\u96fb\u3001\u640d\u5931\u306f\u5909\u52d5<\/td>\n<\/tr>\n<tr>\n<td>1,000 kVA<\/td>\n<td>$9,000\u2013$18,000<\/td>\n<td>\u5546\u696d\u304a\u3088\u3073\u7523\u696d\u4f9b\u7d66<\/td>\n<\/tr>\n<tr>\n<td>10 MVA<\/td>\n<td>$90,000\u2013$160,000<\/td>\n<td>33 kV\u30af\u30e9\u30b9\u306e\u96fb\u529b\u5909\u5727\u5668<\/td>\n<\/tr>\n<tr>\n<td>60 MVA<\/td>\n<td>$600,000\u2013$950,000<\/td>\n<td>110 kV\u30af\u30e9\u30b9\u306e\u5909\u96fb\u6240\u30e6\u30cb\u30c3\u30c8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8f38\u9001\u3001\u8a2d\u7f6e\u3001\u4fdd\u8b77\u304a\u3088\u3073\u8a66\u904b\u8ee2\u306e\u305f\u3081\u306b10\u201320%\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u4fa1\u683c\u306f\u30d6\u30e9\u30f3\u30c9\u3001\u4ed5\u69d8\u3001\u640d\u5931\u3001\u5730\u57df\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u3001\u5927\u578b\u30e6\u30cb\u30c3\u30c8\u306e\u30ea\u30fc\u30c9\u30bf\u30a4\u30e0\u306f\u73fe\u572830\u201350\u9031\u9593\u3067\u3059\u3002.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-388\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/transformer_pillars_article_figure_2.webp\" alt=\"\" width=\"1456\" height=\"1088\" \/><\/p>\n<h2 id=\"brands-prices\">\u30d6\u30e9\u30f3\u30c9\u3068\u4fa1\u683c\u5e2f<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u30d6\u30e9\u30f3\u30c9<\/th>\n<th>\u56fd<\/th>\n<th>630 kVA<\/th>\n<th>10 MVA<\/th>\n<th>\u5f37\u5ea6<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u65e5\u7acb\u30a8\u30ca\u30b8\u30fc<\/td>\n<td>\u30b9\u30a4\u30b9\/\u65e5\u672c<\/td>\n<td>$9,500\u2013$15,000<\/td>\n<td>$140,000\u2013$220,000<\/td>\n<td>EHV\u304a\u3088\u3073\u30b0\u30ea\u30c3\u30c9\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0<\/td>\n<\/tr>\n<tr>\n<td>\u30b7\u30fc\u30e1\u30f3\u30b9<\/td>\n<td>\u30c9\u30a4\u30c4<\/td>\n<td>$9,000\u2013$14,500<\/td>\n<td>$135,000\u2013$210,000<\/td>\n<td>\u30c7\u30b8\u30bf\u30eb\u5909\u96fb\u6240\u7d71\u5408<\/td>\n<\/tr>\n<tr>\n<td>ABB<\/td>\n<td>\u30b9\u30a4\u30b9<\/td>\n<td>$9,000\u2013$14,000<\/td>\n<td>$135,000\u2013$210,000<\/td>\n<td>\u30b0\u30ed\u30fc\u30d0\u30eb\u30b5\u30fc\u30d3\u30b9\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/td>\n<\/tr>\n<tr>\n<td>\u30b7\u30e5\u30ca\u30a4\u30c0\u30fc\u30a8\u30ec\u30af\u30c8\u30ea\u30c3\u30af<\/td>\n<td>\u30d5\u30e9\u30f3\u30b9<\/td>\n<td>$8,500\u2013$13,500<\/td>\n<td>\u8981\u671b\u306b\u5fdc\u3058\u3066<\/td>\n<td>\u914d\u96fb\u30a8\u30b3\u30c7\u30b6\u30a4\u30f3<\/td>\n<\/tr>\n<tr>\n<td>\u30a4\u30fc\u30c8\u30f3<\/td>\n<td>\u30a2\u30a4\u30eb\u30e9\u30f3\u30c9\/\u7c73\u56fd<\/td>\n<td>$7,500\u2013$12,000<\/td>\n<td>\u8981\u671b\u306b\u5fdc\u3058\u3066<\/td>\n<td>\u5317\u7c73\u3067\u306e\u5b58\u5728<\/td>\n<\/tr>\n<tr>\n<td>TBEA \/ \u4e2d\u56fdXD<\/td>\n<td>\u4e2d\u56fd<\/td>\n<td>$5,500\u2013$9,500<\/td>\n<td>$80,000\u2013$135,000<\/td>\n<td>\u5927\u91cf\u751f\u7523\u3001\u4fa1\u5024<\/td>\n<\/tr>\n<tr>\n<td>\u6c5f\u8607\u7701\u8607\u8fba\u96fb\u529b<\/td>\n<td>\u4e2d\u56fd<\/td>\n<td>$5,000\u2013$9,500<\/td>\n<td>$75,000\u2013$125,000<\/td>\n<td>IEC 60076\u8a66\u9a13\u6e08\u307f\u3001OEM\/ODM\u3001\u8f38\u51fa<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5e02\u5834\u3067\u306f\u3001\u65e5\u7acb\u30a8\u30ca\u30b8\u30fc\u3001\u30b7\u30fc\u30e1\u30f3\u30b9\u3001ABB\u3001\u30b7\u30e5\u30ca\u30a4\u30c0\u30fc\u30a8\u30ec\u30af\u30c8\u30ea\u30c3\u30af\u306a\u3069\u306e\u78ba\u7acb\u3055\u308c\u305f\u30d7\u30ec\u30fc\u30e4\u30fc\u304c\u3001\u5805\u5b9f\u306a\u6280\u8853\u3068\u30b5\u30fc\u30d3\u30b9\u30b5\u30dd\u30fc\u30c8\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u6a5f\u5668\u306e\u91cd\u8981\u6027\u3092\u8003\u616e\u3059\u308b\u3068\u3001\u5f7c\u3089\u306e\u9ad8\u4fa1\u683c\u306f\u6b63\u5f53\u5316\u3055\u308c\u307e\u3059\u3002\u4f4e\u30fb\u4e2d\u96fb\u5727\u6a5f\u5668\u306e\u914d\u96fb\u5206\u91ce\u3067\u306f\u3001\u3059\u3079\u3066\u306e\u6a5f\u5668\u304c\u985e\u4f3c\u306e\u6280\u8853\u3092\u4f7f\u7528\u3057\u3066\u751f\u7523\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u591a\u304f\u306e\u9078\u629e\u80a2\u304c\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u9078\u629e\u306f\u4e3b\u306b\u640d\u5931\u3001\u6587\u66f8\u3001\u30ea\u30fc\u30c9\u30bf\u30a4\u30e0\u3001\u4fa1\u683c\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002\u6c5f\u8607\u7701\u8607\u8fba\u96fb\u529b\u306f\u3001IEC 60076\u898f\u683c\u306b\u5f93\u3063\u3066110kV\u307e\u3067\u306e\u96fb\u5727\u7528\u306e\u914d\u96fb\u5909\u5727\u5668\u3068\u4e7e\u5f0f\u5909\u5727\u5668\u3092\u88fd\u9020\u3057\u3001OEM\u30d6\u30e9\u30f3\u30c9\u3068\u7b2c\u4e09\u8005\u691c\u67fb\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3057\u3001\u6b27\u5dde\u306e\u5e73\u5747\u4fa1\u683c\u3088\u308a\u308225-45%\u4f4e\u3044\u4fa1\u683c\u3092\u7dad\u6301\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<h2 id=\"how-to-choose\">\u30b7\u30b9\u30c6\u30e0\u306b\u9069\u3057\u305f\u5909\u5727\u5668\u306e\u9078\u3073\u65b9<\/h2>\n<ol>\n<li>\u30b7\u30b9\u30c6\u30e0\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6587\u66f8\u5316\u3059\u308b\uff1a\u96fb\u5727\u3001\u63a5\u5730\u3001\u77ed\u7d61\u30ec\u30d9\u30eb\u3001\u8ca0\u8377\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3001\u6210\u9577\u8a08\u753b\u3002.<\/li>\n<li>\u52b9\u7387\u3068\u71b1\u7684\u4f59\u88d5\u306e\u305f\u3081\u306b\u3001\u540d\u677f\u8ca0\u8377\u306e65\u201380%\u3067\u30b5\u30a4\u30ba\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002.<\/li>\n<li>\u51b7\u5374\u3068\u69cb\u9020\u3092\u9078\u629e\u3059\u308b\uff1a\u6cb9\u6d78\u5f0f\u5c4b\u5916\u3001\u4e7e\u5f0f\u5c4b\u5185\u3001\u307e\u305f\u306f\u706b\u707d\u611f\u53d7\u6027\u306e\u3042\u308b\u30b5\u30a4\u30c8\u3002.<\/li>\n<li>\u4fdd\u8b77\u3092\u8abf\u6574\u3059\u308b\u305f\u3081\u306b\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3092\u6307\u5b9a\u3057\u3001\u30ea\u30ec\u30fc\u8a2d\u5b9a\u3068\u7167\u5408\u3057\u307e\u3059\u3002.<\/li>\n<li>25\u5e74\u9593\u306e\u8996\u91ce\u3067$3,000\u2013$8,000\u306ekW\u8a55\u4fa1\u3067\u640d\u5931\u3092\u8a55\u4fa1\u3057\u307e\u3059\u3002.<\/li>\n<li>\u6ce8\u6587\u3092\u6388\u4e0e\u3059\u308b\u524d\u306b\u3001IEC 60076\u306e\u5b9a\u671f\u8a66\u9a13\u304a\u3088\u3073\u578b\u5f0f\u8a66\u9a13\u8a3c\u660e\u66f8\u3092\u8981\u6c42\u3057\u307e\u3059\u3002.<\/li>\n<li>\u8cfc\u5165\u3068\u540c\u6642\u306b\u4fdd\u8b77\u3001\u76e3\u8996\u3001\u4e88\u5099\u90e8\u54c1\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u4f53\u5236\u3092\u8a08\u753b\u3057\u307e\u3059\u3002.<\/li>\n<\/ol>\n<h2 id=\"faq\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<h3>\u306a\u305c\u5909\u5727\u5668\u306f\u96fb\u529b\u30b7\u30b9\u30c6\u30e0\u306e\u67f1\u3068\u547c\u3070\u308c\u308b\u306e\u304b\uff1f<\/h3>\n<p>\u96fb\u5727\u30ec\u30d9\u30eb\u9593\u306e\u3059\u3079\u3066\u306e\u63a5\u7d9a\u306f\u5909\u5727\u5668\u3067\u3042\u308a\u3001\u767a\u96fb\u6a5f\u304b\u3089\u30bd\u30b1\u30c3\u30c8\u3078\u306e\u7d4c\u8def\u306f5\u301c7\u306e\u5909\u5727\u5668\u3092\u901a\u904e\u3057\u307e\u3059\u3002\u5f7c\u3089\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u6a5f\u80fd\u7684\u8ca0\u8377\u2014\u96fb\u5727\u5909\u63db\u2014\u3092\u904b\u3073\u3001\u69cb\u9020\u7684\u67f1\u304c\u5efa\u7269\u3092\u652f\u3048\u308b\u306e\u3068\u540c\u3058\u3088\u3046\u306b\uff1a1\u3064\u3092\u53d6\u308a\u9664\u304f\u3068\u3001\u305d\u306e\u4e0a\u306e\u3059\u3079\u3066\u304c\u5931\u6557\u3057\u307e\u3059\u3002.<\/p>\n<h3>\u96fb\u529b\u30b7\u30b9\u30c6\u30e0\u5909\u5727\u5668\u306e\u6700\u3082\u91cd\u8981\u306a\u4ed5\u69d8\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u52b9\u7387\u306f\u8cc7\u7523\u306e\u5bff\u547d\u306b\u304a\u3044\u3066\u6700\u3082\u91cd\u8981\u3067\u3042\u308a\u3001\u5909\u5727\u5668\u306f25\u301c40\u5e74\u9593\u9023\u7d9a\u3057\u3066\u904b\u8ee2\u3055\u308c\u307e\u3059\u30021,000 kVA\u30e6\u30cb\u30c3\u30c8\u3067\u306e0.5%\u306e\u52b9\u7387\u5dee\u306f\u3001\u5e74\u9593$8,000\u2013$12,000\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u30b3\u30b9\u30c8\u306b\u76f8\u5f53\u3057\u307e\u3059\u3002\u6b21\u306b\u91cd\u8981\u306a\u306e\u306f\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3068\u6e29\u5ea6\u4e0a\u6607\u3067\u3001\u3053\u308c\u3089\u306f\u6545\u969c\u8abf\u6574\u3068\u30b5\u30fc\u30d3\u30b9\u5bff\u547d\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002.<\/p>\n<h3>\u5909\u5727\u5668\u306f\u3069\u306e\u304f\u3089\u3044\u306e\u983b\u5ea6\u3067\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u304c\u5fc5\u8981\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u6cb9\u6d78\u5f0f\u914d\u96fb\u30e6\u30cb\u30c3\u30c8\u306f\u3001\u91cd\u8981\u5ea6\u306b\u5fdc\u3058\u30661\u301c3\u5e74\u3054\u3068\u306b\u5b9a\u671f\u7684\u306a\u6cb9\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\uff08DGA\uff09\u304c\u5fc5\u8981\u3067\u3001\u5e74\u9593\u306e\u30b5\u30fc\u30e2\u30b0\u30e9\u30d5\u30a3\u30fc\u3068\u76ee\u8996\u30c1\u30a7\u30c3\u30af\u304c\u5fc5\u8981\u3067\u3059\u3002\u4e7e\u5f0f\u30bf\u30a4\u30d7\u306f\u540c\u69d8\u306e\u30b5\u30a4\u30af\u30eb\u3067\u6e05\u6383\u3068\u90e8\u5206\u653e\u96fb\u30c1\u30a7\u30c3\u30af\u304c\u5fc5\u8981\u3067\u3059\u3002\u96fb\u529b\u5909\u5727\u5668\u306f\u30aa\u30f3\u30e9\u30a4\u30f3\u76e3\u8996\u3068\u3088\u308a\u983b\u7e41\u306aDGA\u306e\u6069\u6075\u3092\u53d7\u3051\u3001\u6642\u306b\u306f\u56db\u534a\u671f\u3054\u3068\u306b\u884c\u308f\u308c\u307e\u3059\u3002.<\/p>\n<h3>\u30b5\u30d6\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u7528\u306e\u5909\u5727\u5668\u306e\u30b3\u30b9\u30c8\u306f\u3044\u304f\u3089\u3067\u3059\u304b\uff1f<\/h3>\n<p>630 kVA\u306e\u914d\u96fb\u5909\u5727\u5668\u306f$6,000\u2013$12,000\u306e\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308a\u300110 MVA\u30e6\u30cb\u30c3\u30c8\u306f$90,000\u2013$160,000\u300160 MVA\u3001110 kV\u306e\u96fb\u529b\u5909\u5727\u5668\u306f$600,000\u2013$950,000\u3067\u3059\u3002\u4fdd\u8b77\u3001\u8a2d\u7f6e\u3001\u8a66\u904b\u8ee2\u306b10\u201320%\u3092\u8ffd\u52a0\u3057\u3001\u5927\u578b\u30e6\u30cb\u30c3\u30c8\u306e\u30ea\u30fc\u30c9\u30bf\u30a4\u30e0\u306f\u73fe\u572830\u301c50\u9031\u9593\u3067\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n<h3>\u5909\u5727\u5668\u306e\u5bff\u547d\u3092\u6700\u3082\u77ed\u304f\u3059\u308b\u8981\u56e0\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u71b1\u7684\u306a\u904e\u8ca0\u8377\u3002\u5b9a\u683c\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u3088\u308a8\uff5e10\u00b0C\u9ad8\u3044\u72b6\u614b\u3067\u306e\u6301\u7d9a\u7684\u306a\u904b\u8ee2\u306f\u7d76\u7e01\u5bff\u547d\u3092\u534a\u6e1b\u3055\u305b\u3001\u904e\u8ca0\u8377\u3082\u5dfb\u7dda\u3068\u6cb9\u306e\u6a5f\u68b0\u7684\u8001\u5316\u3092\u52a0\u901f\u3055\u305b\u307e\u3059\u3002\u6e7f\u6c17\u306e\u4fb5\u5165\u3068\u6c5a\u67d3\u3055\u308c\u305f\u6cb9\u306f\u3001\u6db2\u4f53\u6d78\u6f2c\u30e6\u30cb\u30c3\u30c8\u306b\u3068\u3063\u3066\u7b2c\u4e8c\u306e\u8981\u56e0\u3067\u3042\u308a\u3001\u3053\u308c\u304cDGA\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306e\u4fa1\u5024\u3092\u9ad8\u3081\u3066\u3044\u307e\u3059\u3002.<\/p>\n<h2 id=\"references\">\u53c2\u8003\u6587\u732e<\/h2>\n<ul>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/331\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60076-1\uff1a\u96fb\u529b\u5909\u5727\u5668 \u2013 \u4e00\u822c\u8981\u4ef6<\/a> \u2014 \u5b9a\u683c\u3001\u8a31\u5bb9\u5dee\u3001\u8a66\u9a13\u306e\u305f\u3081\u306e\u30b0\u30ed\u30fc\u30d0\u30eb\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3002.<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/594\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60076-5: \u77ed\u7d61\u306b\u8010\u3048\u308b\u80fd\u529b<\/a> \u2014 \u77ed\u7d61\u5f37\u5ea6\u3092\u5b9a\u7fa9\u3057\u3001\u4fe1\u983c\u6027\u8981\u4ef6\u306e\u4e2d\u6838\u7684\u306a\u67f1\u3067\u3059\u3002.<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/23863\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60076-11: \u4e7e\u5f0f\u5909\u5727\u5668<\/a> \u2014 \u30ad\u30e3\u30b9\u30c8\u30ec\u30b8\u30f3\u304a\u3088\u3073VPI\u4e7e\u5f0f\u30e6\u30cb\u30c3\u30c8\u306e\u8981\u4ef6\u3002.<\/li>\n<li><a href=\"https:\/\/www.iea.org\/reports\/world-energy-outlook-2023\" rel=\"nofollow noopener\" target=\"_blank\">IEA\u4e16\u754c\u30a8\u30cd\u30eb\u30ae\u30fc\u898b\u901a\u3057<\/a> \u2014 \u30b0\u30ea\u30c3\u30c9\u62e1\u5f35\u3068\u5909\u5727\u5668\u9700\u8981\u306e\u6587\u8108\u3002.<\/li>\n<li><a href=\"https:\/\/www.energy.gov\/eere\/amo\/energy-efficiency-distribution-transformers\" rel=\"nofollow noopener\" target=\"_blank\">\u7c73\u56fd\u30a8\u30cd\u30eb\u30ae\u30fc\u7701\uff1a\u914d\u96fb\u5909\u5727\u5668\u306e\u52b9\u7387<\/a> \u2014 \u5fc5\u9808\u306e\u52b9\u7387\u57fa\u6e96\u3068\u640d\u5931\u8a55\u4fa1\u3002.<\/li>\n<li><a href=\"https:\/\/www.nema.org\/Standards\/Pages\/TP-1.aspx\" rel=\"nofollow noopener\" target=\"_blank\">NEMA TP-1<\/a> \u2014 \u914d\u96fb\u5909\u5727\u5668\u306e\u305f\u3081\u306e\u5317\u7c73\u306e\u52b9\u7387\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u3002.<\/li>\n<li><a href=\"https:\/\/ieeexplore.ieee.org\/document\/6166385\" rel=\"nofollow noopener\" target=\"_blank\">IEEE C57.12.00<\/a> \u2014 \u6db2\u4f53\u6d78\u6f2c\u5909\u5727\u5668\u306e\u305f\u3081\u306e\u5317\u7c73\u306e\u8981\u4ef6\u3002.<\/li>\n<li><a href=\"https:\/\/subian-electric.com\/ja\/\">\u6c5f\u8607\u7701\u8607\u8fba\u96fb\u529b<\/a> \u2014 \u4e16\u754c\u4e2d\u306e\u914d\u96fb\u3001\u96fb\u529b\u3001\u4e7e\u5f0f\u67f1\u7528\u306eIEC 60076\u6e96\u62e0\u306e\u5909\u5727\u5668\u30e1\u30fc\u30ab\u30fc\u3002.<\/li>\n<\/ul>\n<h2 id=\"conclusion\">\u7d50\u8ad6<\/h2>\n<p>\u5909\u5727\u5668\u306f\u96fb\u529b\u4f9b\u7d66\u30b7\u30b9\u30c6\u30e0\u306e\u91cd\u8981\u306a\u57fa\u76e4\u3067\u3042\u308a\u3001\u3059\u3079\u3066\u306e\u96fb\u6c17\u30b7\u30b9\u30c6\u30e0\u304c\u4f9d\u5b58\u3059\u308b\u96fb\u529b\u5909\u63db\u30d7\u30ed\u30bb\u30b9\u3092\u5b9f\u884c\u3057\u3001\u591a\u304f\u306e\u5730\u57df\u306e\u8ca0\u8377\u3068\u30ea\u30b9\u30af\u3092\u84c4\u7a4d\u3057\u3001\u52b9\u679c\u7684\u306b\u69cb\u7bc9\u30fb\u7dad\u6301\u3055\u308c\u308c\u3070\u4f55\u5e74\u3082\u6301\u7d9a\u3057\u307e\u3059\u3002\u6bd4\u55a9\u7684\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u7406\u8ad6\u7684\u306a\u3082\u306e\u3068\u3057\u3066\u5206\u985e\u3067\u304d\u305a\u3001\u5909\u5727\u5668\u306e\u53d6\u5f97\u3068\u5229\u7528\u65b9\u6cd5\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002.<\/p>\n<p>\u3059\u3079\u3066\u306e\u96fb\u529b\u30eb\u30fc\u30c8\u306b\u306f5\uff5e7\u53f0\u306e\u5909\u5727\u5668\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u3053\u308c\u306b\u3088\u308a\u52b9\u7387\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3057\u307e\u3059\u3002.<br \/>\n\u4fe1\u983c\u6027\u306f\u8ca0\u8377\u5206\u914d\u3068\u4fdd\u8b77\u3001\u72b6\u614b\u76e3\u8996\u306e\u6226\u7565\u306b\u57fa\u3065\u3044\u3066\u304a\u308a\u3001\u904b\u306b\u983c\u308b\u3053\u3068\u306f\u826f\u3044\u8003\u3048\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<br \/>\n\u640d\u5931\u3068\u6587\u66f8\u3092\u6d3b\u7528\u3057\u3001\u305d\u308c\u3089\u309225\u5e74\u5148\u307e\u3067\u8a55\u4fa1\u3057\u3001\u67f1\u306e\u3088\u3046\u306b\u4fdd\u8b77\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n<p>\u3042\u306a\u305f\u306e\u30d1\u30fc\u30c8\u30ca\u30fc\u304cHitachi Energy\u3001Siemens\u3001ABB\u3001\u307e\u305f\u306fJiangsu Subian Electric Power\u306e\u3088\u3046\u306a\u5909\u5727\u5668\u3092\u88fd\u9020\u3059\u308b\u4ed6\u306e\u5de5\u5834\u3067\u3042\u3063\u3066\u3082\u3001\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u306f\u30c7\u30d0\u30a4\u30b9\u306e\u6a19\u6e96\u4ed5\u69d8\u3068\u4fdd\u8a3c\u6761\u4ef6\u3067\u3059\u3002.<\/p>","protected":false},"excerpt":{"rendered":"<p>Take a walk through any power generation facility and you will notice the following trend: electricity enters the facility, and goes through a transformer, and is supplied at a somewhat different voltage. Thus there is the generator that transforms the power to a higher voltage level, then the transmission grid transforms it to lower voltage level, then the distribution line again transforms it to a lower voltage. And so forth. If you remove any of these transformers, the entire scheme will be interrupted. In this article we explain how and why the transformer is the main pillar of the energy generation system. It is about the principle of its working [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":386,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[77],"tags":[],"class_list":["post-384","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/posts\/384","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/comments?post=384"}],"version-history":[{"count":2,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/posts\/384\/revisions"}],"predecessor-version":[{"id":11033,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/posts\/384\/revisions\/11033"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/media\/386"}],"wp:attachment":[{"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/media?parent=384"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/categories?post=384"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/tags?post=384"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}