{"id":10917,"date":"2026-08-29T23:43:09","date_gmt":"2026-08-29T15:43:09","guid":{"rendered":"https:\/\/q8bbzjnpm5.wpdns.site\/?p=10917"},"modified":"2026-08-29T23:43:09","modified_gmt":"2026-08-29T15:43:09","slug":"strategies-and-practices-for-improving-the-insulation-performance-of-transformers","status":"publish","type":"post","link":"https:\/\/subian-electric.com\/ja\/news\/strategies-and-practices-for-improving-the-insulation-performance-of-transformers\/","title":{"rendered":"\u30c8\u30e9\u30f3\u30b9\u306e\u7d76\u7e01\u6027\u80fd\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306e\u6226\u7565\u3068\u5b9f\u8df5"},"content":{"rendered":"<p>20 MVA\u5bb9\u91cf\u304a\u3088\u3073110 kV\u96fb\u5727\u30ec\u30d9\u30eb\u306e\u96fb\u529b\u5909\u5727\u5668\u306e\u6545\u969c\u306b\u95a2\u3059\u308b\u5831\u544a\u306f\u3001\u305d\u306e\u73fe\u8c61\u306b\u95a2\u3059\u308b\u6559\u79d1\u66f8\u7684\u306a\u7814\u7a76\u306b\u985e\u4f3c\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u6eb6\u89e3\u30ac\u30b9\u306e\u5206\u6790\u306f\u300118 ppm\u306e\u6fc3\u5ea6\u3067\u30a2\u30bb\u30c1\u30ec\u30f3\u30ac\u30b9\u306e\u5b58\u5728\u3092\u793a\u3057\u307e\u3057\u305f\u3002\u6975\u6027\u6307\u6570\u306f\u30014\u5e74\u9593\u306e\u671f\u9593\u5185\u306b\u7834\u58ca\u5024\u306e2.8\u304b\u3089\u6b21\u306e\u5024\u306e1.6\u306b\u4f4e\u4e0b\u3057\u3001\u5185\u90e8\u8abf\u67fb\u3067\u306f\u9ad8\u96fb\u5727\u5dfb\u7dda\u306e\u5e95\u90e8\u4ed8\u8fd1\u306b\u6df1\u523b\u306b\u52a3\u5316\u3057\u305f\u7d19\u304c\u3042\u308a\u3001\u305d\u308c\u306f\u8106\u304f\u3001\u6697\u304f\u3001\u6e7f\u5ea6\u30ec\u30d9\u30eb\u304c2.7%\u306b\u7b49\u3057\u3044\u3053\u3068\u304c\u660e\u3089\u304b\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u3053\u306e\u72b6\u6cc1\u306f\u5358\u4e00\u306e\u7570\u5e38\u306a\u51fa\u6765\u4e8b\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u305f\u306e\u3067\u306f\u306a\u304f\u3001\u554f\u984c\u306b\u5bfe\u3059\u308b\u6570\u5e74\u306b\u308f\u305f\u308b\u614e\u91cd\u306a\u8003\u616e\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u305f\u3082\u306e\u3067\u3057\u305f\u3002\u4f8b\u3048\u3070\u3001\u51b7\u5374\u30d5\u30a1\u30f3\u306f\u4fee\u7406\u3055\u308c\u305a\u3001\u4e7e\u71e5\u5264\u30d6\u30ea\u30fc\u30b6\u30fc\u306b\u306f\u30b7\u30ea\u30ab\u304c\u306a\u304f\u3001\u30aa\u30a4\u30eb\u30b5\u30f3\u30d7\u30eb\u306f2\u5e74\u9593\u306b\u308f\u305f\u3063\u3066\u63a1\u53d6\u3055\u308c\u307e\u305b\u3093\u3067\u3057\u305f\u3002.<\/p>\n<p>\u8a18\u4e8b\u306b\u306f\u3001\u5909\u5727\u5668\u7d76\u7e01\u30b7\u30b9\u30c6\u30e0\u306e\u52a3\u5316\u30d7\u30ed\u30bb\u30b9\u3001\u7d76\u7e01\u30b7\u30b9\u30c6\u30e0\u306e\u72b6\u614b\u3092\u53cd\u6620\u3059\u308b\u8a55\u4fa1\u6307\u6a19\u3001\u30aa\u30a4\u30eb\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3001\u6e7f\u5ea6\u7ba1\u7406\u3001\u71b1\u7ba1\u7406\u3001\u6a5f\u5668\u904b\u7528\u306e\u8a66\u9a13\u306e\u898f\u5f8b\u3092\u542b\u3080\u52a3\u5316\u30d7\u30ed\u30bb\u30b9\u3092\u56de\u907f\u3059\u308b\u65b9\u6cd5\u306b\u95a2\u3059\u308b\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u306f\u3001\u5909\u5727\u5668\u7d76\u7e01\u30b7\u30b9\u30c6\u30e0\u306e\u52a3\u5316\u30d7\u30ed\u30bb\u30b9\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u305f\u3055\u307e\u3056\u307e\u306a\u63a8\u5968\u4e8b\u9805\u3092\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-10919\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/Transformer-Insulation-Health-Indicators-Best-Practices.webp\" alt=\"\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2 id=\"what-is\">\u5909\u5727\u5668\u306e\u7d76\u7e01\u6027\u80fd\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n<p>\u5909\u5727\u5668\u306e\u7d76\u7e01\u6027\u80fd\u3068\u306f\u3001\u7d76\u7e01\u30b7\u30b9\u30c6\u30e0\uff08\u30aa\u30a4\u30eb\u3001\u7d19\u3001\u30d7\u30ec\u30b9\u30dc\u30fc\u30c9\u3001\u304a\u3088\u3073\u305d\u308c\u3089\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\uff09\u304c\u3001\u5909\u5727\u5668\u306e\u8a2d\u8a08\u5bff\u547d\u3067\u3042\u308b30\u301c40\u5e74\u9593\u306e\u30b5\u30fc\u30d3\u30b9\u4e2d\u306b\u96fb\u6c17\u7684\u3001\u71b1\u7684\u3001\u6a5f\u68b0\u7684\u30b9\u30c8\u30ec\u30b9\u306b\u8010\u3048\u308b\u80fd\u529b\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u5909\u5727\u5668\u306e\u6700\u3082\u91cd\u8981\u306a\u54c1\u8cea\u3067\u3042\u308a\u3001\u307b\u307c\u3059\u3079\u3066\u306e\u4e3b\u8981\u306a\u6545\u969c\u30e2\u30fc\u30c9\u304c\u305d\u308c\u3092\u901a\u3058\u3066\u767a\u751f\u3057\u307e\u3059\uff1a\u5dfb\u7dda\u6545\u969c\u306f\u7d76\u7e01\u306e\u7834\u58ca\u304b\u3089\u59cb\u307e\u308a\u3001\u30d6\u30c3\u30b7\u30f3\u30b0\u6545\u969c\u306f\u7d76\u7e01\u6545\u969c\u3067\u3042\u308a\u3001\u30b3\u30a2\u6545\u969c\u3082\u901a\u5e38\u306f\u7d76\u7e01\u640d\u50b7\u3067\u7d42\u308f\u308a\u307e\u3059\u3002\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u5909\u5727\u5668\u306e\u300c\u8001\u5316\u300d\u306b\u3064\u3044\u3066\u8a71\u3059\u3068\u304d\u3001\u5f7c\u3089\u304c\u5b9f\u969b\u306b\u610f\u5473\u3059\u308b\u306e\u306f\u7d76\u7e01\u306e\u8001\u5316\u3067\u3059 \u2014 \u7d19\u306e\u91cd\u5408\u304c\u89e3\u6d88\u3055\u308c\u3001\u30aa\u30a4\u30eb\u304c\u9178\u5316\u3057\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u304c\u5f31\u304f\u306a\u308a\u307e\u3059\u3002.<\/p>\n<p>\u6027\u80fd\u306b\u306f\u4e8c\u3064\u306e\u5074\u9762\u304c\u3042\u308a\u307e\u3059\u3002 <strong>\u8010\u4e45\u6027<\/strong> \u306e\u5074\u9762\u306f\u3001\u8a66\u9a13\uff08\u8a98\u96fb\u5f37\u5ea6\u3001\u90e8\u5206\u653e\u96fb\u30ec\u30d9\u30eb\u3001\u7d76\u7e01\u62b5\u6297\uff09\u306b\u3088\u3063\u3066\u6e2c\u5b9a\u3055\u308c\u3001IEC 60076-3\u306b\u57fa\u3065\u304f\u7d76\u7e01\u30ec\u30d9\u30eb\u3067\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002 <strong>\u52a3\u5316\u7387<\/strong> \u306e\u5074\u9762\u306f\u3001\u904b\u8ee2\u6761\u4ef6\uff08\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u9178\u7d20\u3001\u8ca0\u8377\uff09\u306b\u3088\u3063\u3066\u5236\u5fa1\u3055\u308c\u307e\u3059\u3002\u8cc7\u7523\u6240\u6709\u8005\u306b\u3068\u3063\u3066\u306e\u5b9f\u7528\u7684\u306a\u6d1e\u5bdf\u306f\u3001\u6700\u521d\u306e\u5074\u9762\u306f\u8cfc\u5165\u6642\u306b\u53d6\u5f97\u3055\u308c\u307e\u3059\u304c\u3001\u4e8c\u756a\u76ee\u306e\u5074\u9762\u306f\u5909\u5727\u5668\u306e\u5168\u5bff\u547d\u306b\u308f\u305f\u3063\u3066\u7ba1\u7406\u3055\u308c\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u305d\u3053\u306b\u307b\u307c\u3059\u3079\u3066\u306e\u6539\u5584\u306e\u6a5f\u4f1a\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h2 id=\"degradation\">\u7d76\u7e01\u304c\u52a3\u5316\u3059\u308b\u65b9\u6cd5\uff1a\u56db\u3064\u306e\u6bba\u4eba\u8005\u306e\u8aac\u660e<\/h2>\n<p>\u56db\u3064\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u304c\u540c\u6642\u306b\u7d76\u7e01\u4f53\u3092\u7834\u58ca\u3057\u307e\u3059\u3002\u305d\u306e\u3046\u3061\u306e\u6700\u521d\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u306f\u71b1\u52a3\u5316\u30e1\u30ab\u30cb\u30ba\u30e0\u3067\u3001\u3053\u308c\u306f\u30a2\u30ec\u30cb\u30a6\u30b9\u306e\u8001\u5316\u65b9\u7a0b\u5f0f\u306b\u3088\u3063\u3066\u8aac\u660e\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u65b9\u7a0b\u5f0f\u306f\u3001\u5909\u5727\u5668\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3055\u308c\u305f\u7d19\u304c98\u2103\u306e\u5b9a\u683c\u6700\u7d42\u70b9\u3092\u8d85\u3048\u308b\u6e29\u5ea6\u3067\u904b\u8ee2\u3055\u308c\u308b\u3068\u3001\u305d\u306e\u5bff\u547d\u306f\u6e29\u5ea6\u4e0a\u6607\u306e6\u301c10\u2103\u3054\u3068\u306b\u534a\u5206\u306b\u306a\u308b\u3068\u8ff0\u3079\u3066\u3044\u307e\u3059\u3002\u5909\u5727\u5668\u3092110\u2103\u306e\u6e29\u5ea6\u3067\u3057\u3070\u3089\u304f\u904b\u8ee2\u3059\u308b\u3068\u3001\u7d76\u7e01\u4f53\u306e\u5bff\u547d\u3092\u6570\u5e74\u5931\u3046\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u6c34\u306f\u3059\u3079\u3066\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u52a0\u901f\u3055\u305b\u307e\u3059\uff1a\u305d\u308c\u306f\u6cb9\u306e\u7834\u58ca\u96fb\u5727\u3092\u4f4e\u4e0b\u3055\u305b\uff08IEC 60156\u898f\u683c\u306b\u3088\u308c\u3070\u3001\u65b0\u3057\u3044\u6cb9\u306f40kV\u306b\u8010\u3048\u306a\u3051\u308c\u3070\u306a\u3089\u305a\u3001\u6c34\u5206\u306b\u3088\u3063\u3066\u640d\u50b7\u3057\u305f\u6cb9\u306f\u3057\u3070\u3057\u307020kV\u672a\u6e80\u306e\u62b5\u6297\u3092\u6301\u3061\u307e\u3059\uff09\u3001\u7d19\u306e\u5f37\u5ea6\u3092\u4f4e\u4e0b\u3055\u305b\u30010.5%\u306e\u6c34\u30b7\u30b9\u30c6\u30e0\u306b\u5bfe\u3057\u30662%\u306e\u6c34\u5206\u542b\u6709\u91cf\u3067\u8001\u5316\u30d7\u30ed\u30bb\u30b9\u3092\u500d\u5897\u3055\u305b\u307e\u3059\u3002\u9178\u7d20\u306f\u9178\u5316\u30d7\u30ed\u30bb\u30b9\u3092\u52a0\u901f\u3055\u305b\u3001\u3057\u305f\u304c\u3063\u3066\u9178\u3001\u30b9\u30e9\u30c3\u30b8\u3001\u305d\u306e\u4ed6\u306e\u7834\u58ca\u7684\u7279\u6027\u3092\u6301\u3064\u5316\u5408\u7269\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u7a92\u7d20\u5c01\u5165\u307e\u305f\u306f\u6c17\u5bc6\u30e6\u30cb\u30c3\u30c8\u306f\u3001\u81ea\u7531\u547c\u5438\u578b\u306e\u3082\u306e\u3088\u308a\u3082\u8001\u5316\u304c\u9045\u304f\u306a\u308a\u307e\u3059\u3002\u96fb\u6c17\u7684\u30b9\u30c8\u30ec\u30b9\u306f\u3001\u7a7a\u9699\u3001\u6c17\u6ce1\u3001\u307e\u305f\u306f\u640d\u50b7\u3057\u305f\u7d19\u306e\u4e2d\u3067\u767a\u751f\u3059\u308b\u90e8\u5206\u653e\u96fb\u3068\u3057\u3066\u73fe\u308c\u3001\u30b5\u30fc\u30d3\u30b9\u96fb\u5727\u30671000pC\u3092\u8d85\u3048\u308b\u904e\u5270\u306a\u90e8\u5206\u653e\u96fb\u306f\u3001\u6545\u969c\u306e\u53ef\u80fd\u6027\u3092\u793a\u3059\u6df1\u523b\u306a\u8b66\u544a\u3068\u306a\u308a\u307e\u3059\uff0810,000pC\u3092\u8d85\u3048\u308b\u3068\u3001\u6570\u9031\u9593\u4ee5\u5185\u306b\u8a98\u96fb\u4f53\u6545\u969c\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\uff09\u3002.<\/p>\n<p>\u3053\u308c\u3089\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u306f\u3001\u4e92\u3044\u306b\u4f5c\u7528\u3059\u308b\u3053\u3068\u306f\u7a00\u3067\u3059\u3002\u6c34\u306f\u71b1\u8001\u5316\u30d7\u30ed\u30bb\u30b9\u3092\u52a0\u901f\u3057\u3001\u90e8\u5206\u653e\u96fb\u306e\u96fb\u5727\u3092\u4f4e\u4e0b\u3055\u305b\u307e\u3059\u3002\u9178\u7d20\u306f\u71b1\u640d\u50b7\u3092\u60aa\u5316\u3055\u305b\u3001\u71b1\u30b9\u30c8\u30ec\u30b9\u306f\u30ac\u30b9\u6c17\u6ce1\u3092\u751f\u6210\u3057\u3001\u96fb\u6c17\u7684\u30b9\u30c8\u30ec\u30b9\u306b\u5bfe\u51e6\u3059\u308b\u5fc5\u8981\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u9069\u5207\u306a\u7d76\u7e01\u7ba1\u7406\u6226\u7565\u306f\u3001\u3053\u308c\u3089\u306e\u56db\u3064\u306e\u76f8\u4e92\u95a2\u9023\u3059\u308b\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u3053\u3068\u3092\u76ee\u6307\u3059\u3079\u304d\u3067\u3059\u3002.<\/p>\n<h2 id=\"materials\">\u7d76\u7e01\u6750\u6599\u3068\u6e29\u5ea6\u30af\u30e9\u30b9<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u6750\u6599<\/th>\n<th>\u6e29\u5ea6\u30af\u30e9\u30b9<\/th>\n<th>\u6700\u5927\u9023\u7d9a\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u6e29\u5ea6<\/th>\n<th>\u4e00\u822c\u7684\u306a\u7528\u9014<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u30af\u30e9\u30d5\u30c8\u7d19 + \u6cb9<\/td>\n<td>\u30af\u30e9\u30b9A\uff08\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\uff09<\/td>\n<td>98 \u00b0C<\/td>\n<td>\u6a19\u6e96\u6cb9\u6d78\u5909\u5727\u5668<\/td>\n<\/tr>\n<tr>\n<td>\u71b1\u7684\u306b\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3055\u308c\u305f\u30af\u30e9\u30d5\u30c8\uff08TUK\uff09<\/td>\n<td>\u30af\u30e9\u30b9A+<\/td>\n<td>98\u2013105 \u00b0C<\/td>\n<td>\u4eca\u65e5\u306e\u6a19\u6e96\u96fb\u529b\u5909\u5727\u5668<\/td>\n<\/tr>\n<tr>\n<td>NOMEX \/ \u30a2\u30e9\u30df\u30c9\u7d19<\/td>\n<td>\u30af\u30e9\u30b9C<\/td>\n<td>220 \u00b0C<\/td>\n<td>\u4e7e\u5f0f\u304a\u3088\u3073\u9ad8\u6e29\u8a2d\u8a08<\/td>\n<\/tr>\n<tr>\n<td>\u30df\u30cd\u30e9\u30eb\u6cb9<\/td>\n<td>\u2014<\/td>\n<td>\u2014<\/td>\n<td>\u6a19\u6e96\u8a98\u96fb\u4f53 + \u51b7\u5374\u5264<\/td>\n<\/tr>\n<tr>\n<td>\u5929\u7136\u30a8\u30b9\u30c6\u30eb\u30aa\u30a4\u30eb<\/td>\n<td>\u2014<\/td>\n<td>\u9ad8\u3044\u6c34\u5206\u8010\u6027<\/td>\n<td>\u706b\u707d\u5b89\u5168\u3001\u74b0\u5883\u306b\u654f\u611f\u306a\u30b5\u30a4\u30c8<\/td>\n<\/tr>\n<tr>\n<td>\u30d7\u30ec\u30b9\u30dc\u30fc\u30c9<\/td>\n<td>\u30af\u30e9\u30b9A<\/td>\n<td>98\u2013105 \u00b0C<\/td>\n<td>\u6cb9\u30e6\u30cb\u30c3\u30c8\u306e\u30d0\u30ea\u30a2\u3001\u30b9\u30da\u30fc\u30b5\u30fc\u3001\u30af\u30ea\u30fc\u30c8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u4e0a\u8a18\u304b\u3089\u4e8c\u3064\u306e\u9078\u629e\u30dd\u30a4\u30f3\u30c8\u304c\u5f15\u304d\u51fa\u305b\u307e\u3059\u3002\u307e\u305a\u3001\u8a2d\u8a08\u5236\u9650\u3068\u3057\u3066\u306e\u6e29\u5ea6\u30ab\u30c6\u30b4\u30ea\u304c\u3042\u308a\u307e\u3059\uff1a\u4e0a\u4f4d\u30ab\u30c6\u30b4\u30ea\u306e\u7d76\u7e01\u30bf\u30a4\u30d7\uff08\u30a2\u30e9\u30df\u30c9 + \u30a8\u30b9\u30c6\u30eb\uff09\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001220 \u00b0C\u30af\u30e9\u30b9\u306e\u7d76\u7e01\u3092\u5099\u3048\u305f\u30a2\u30a4\u30c6\u30e0\u306f\u3001\u540c\u7b49\u306eA\u30af\u30e9\u30b9\u30a2\u30a4\u30c6\u30e0\u3088\u308a\u3082\u5897\u52a0\u3057\u305f\u30b9\u30c8\u30ec\u30b9\u8ca0\u8377\u3092\u3088\u308a\u826f\u304f\u7ba1\u7406\u3067\u304d\u308b\u305f\u3081\u3001\u5b9f\u969b\u306e\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u30d8\u30c3\u30c9\u30eb\u30fc\u30e0\u304c\u5f97\u3089\u308c\u307e\u3059\u3002\u7b2c\u4e8c\u306b\u3001\u6750\u6599\u9078\u629e\u306f\u706b\u707d\u304a\u3088\u3073\u74b0\u5883\u6761\u4ef6\u306b\u95a2\u9023\u3059\u308b\u8981\u4ef6\u306e\u6587\u8108\u3067\u6a5f\u80fd\u3057\u307e\u3059\uff1a\u30a8\u30b9\u30c6\u30eb\u6db2\u4f53\u306f\u9ad8\u3044\u6c34\u5206\u542b\u6709\u91cf\u306b\u5bfe\u3057\u3066\u654f\u611f\u3067\u306a\u3044\u305f\u3081\u3001\u6e7f\u5ea6\u306e\u9ad8\u3044\u5730\u57df\u3067\u306e\u5229\u70b9\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002.<\/p>\n<h2 id=\"indicators\">\u4e3b\u8981\u306a\u72b6\u614b\u6307\u6a19\u3068\u5065\u5eb7\u7bc4\u56f2<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u6307\u6a19<\/th>\n<th>\u30c6\u30b9\u30c8 \/ \u6a19\u6e96<\/th>\n<th>\u5065\u5eb7\u7bc4\u56f2<\/th>\n<th>\u8b66\u544a\u95be\u5024<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u30aa\u30a4\u30eb\u5206\u89e3\u96fb\u5727<\/td>\n<td>IEC 60156<\/td>\n<td>\u2265 40 kV\uff08\u65b0\u3057\u3044\uff09\u3001\u2265 30 kV\u306e\u904b\u7528\u4e2d<\/td>\n<td>&lt; 30 kV \u2014 \u30d5\u30a3\u30eb\u30bf\u30fc\u307e\u305f\u306f\u518d\u751f<\/td>\n<\/tr>\n<tr>\n<td>\u504f\u6975\u6307\u6570<\/td>\n<td>IEEE 43<\/td>\n<td>\u2265 2.0<\/td>\n<td>&lt; 1.5 \u2014 \u6c34\u5206\u304c\u7591\u308f\u308c\u308b<\/td>\n<\/tr>\n<tr>\n<td>\u7d19\u306e\u6c34\u5206<\/td>\n<td>\u30ab\u30fc\u30eb\u30d5\u30a3\u30c3\u30b7\u30e3\u30fc\uff08IEC 60814\uff09<\/td>\n<td>&lt; 0.5%\uff08\u65b0\u3057\u3044\uff09\u3001&lt; 2%\u304c\u8a31\u5bb9\u3055\u308c\u308b<\/td>\n<td>&gt; 2% \u2014 \u52a0\u901f\u8001\u5316<\/td>\n<\/tr>\n<tr>\n<td>\u6cb9\u306e\u6c34\u5206\u542b\u6709\u91cf<\/td>\n<td>\u30ab\u30fc\u30eb\u30d5\u30a3\u30c3\u30b7\u30e3\u30fc<\/td>\n<td>&lt; 10 ppm\uff08\u5178\u578b\uff09<\/td>\n<td>&gt; 25 ppm \u2014 \u4e7e\u71e5<\/td>\n<\/tr>\n<tr>\n<td>\u90e8\u5206\u653e\u96fb<\/td>\n<td>IEC 60270<\/td>\n<td>\u5b9a\u683c\u96fb\u5727\u3067\u306e\u307b\u307c\u30bc\u30ed<\/td>\n<td>&gt; 100 pC\u6301\u7d9a \u2014 \u8abf\u67fb<\/td>\n<\/tr>\n<tr>\n<td>\u9178\u4fa1\uff08\u6cb9\uff09<\/td>\n<td>IEC 62021<\/td>\n<td>&lt; 0.1 mg KOH\/g<\/td>\n<td>&gt; 0.2 \u2014 \u518d\u751f\u304c\u5fc5\u8981<\/td>\n<\/tr>\n<tr>\n<td>DGA\u50be\u5411\uff08\u6c34\u7d20\uff09<\/td>\n<td>IEC 60599<\/td>\n<td>\u5b89\u5b9a\u3057\u305f\u4f4e\u5024<\/td>\n<td>\u30b5\u30f3\u30d7\u30eb\u9593\u306e\u6025\u6fc0\u306a\u4e0a\u6607<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3053\u308c\u3089\u306f\u3044\u3064\u3067\u3082\u76f8\u8ac7\u3067\u304d\u308b\u30c4\u30fc\u30eb\u3068\u8003\u3048\u3066\u304f\u3060\u3055\u3044\u304c\u3001\u3042\u304f\u307e\u3067\u30ac\u30a4\u30c0\u30f3\u30b9\u3068\u3057\u3066\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u7d76\u7e01\u4f53\u304cPI 1.8\u3067\u6a5f\u80fd\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u77e5\u308b\u3053\u3068\u306f\u3001\u7d76\u7e01\u4f53\u306b\u95a2\u3059\u308b\u4f1a\u8a71\u306e\u51fa\u767a\u70b9\u306b\u904e\u304e\u307e\u305b\u3093\u3002\u7d76\u7e01\u4f53\u306e\u6027\u80fd\u304c2.6\u304b\u30891.8\u306b2\u5e74\u9593\u3067\u4f4e\u4e0b\u3057\u305f\u5834\u5408\u3001\u5bfe\u7b56\u3092\u8b1b\u3058\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7d76\u5bfe\u7684\u306a\u6e2c\u5b9a\u5024\u3092\u4f7f\u7528\u3057\u3066\u554f\u984c\u306e\u767a\u751f\u3092\u8a8d\u8b58\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u3059\u304c\u3001\u9032\u884c\u4e2d\u306e\u52a3\u5316\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u306f\u50be\u5411\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n<h2 id=\"strategies\">\u9577\u5bff\u547d\u7d76\u7e01\u4f53\u306e\u305f\u3081\u306e\u8a2d\u8a08\u3068\u9078\u5b9a\u6226\u7565<\/h2>\n<p>\u7d76\u7e01\u4f53\u306e\u6027\u80fd\u306f\u3001\u4ed5\u69d8\u304c\u6c7a\u5b9a\u3055\u308c\u308b\u969b\u306b\u6c7a\u307e\u308a\u307e\u3059\u3002\u5c06\u6765\u306b\u308f\u305f\u3063\u3066\u5229\u76ca\u3092\u3082\u305f\u3089\u30595\u3064\u306e\u8a2d\u8a08\u6280\u8853\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305a\u3001\u7d76\u7e01\u30ec\u30d9\u30eb\u3092\u9069\u5207\u306b\u5b9a\u7fa9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5730\u5143\u306e\u96f7\u6761\u4ef6\u306b\u9069\u5408\u3057\u305f\u5341\u5206\u306aBIL\u3092\u6301\u3064\u6a5f\u68b0\u306f\u3001\u30b5\u30fc\u30b8\u306b\u3088\u308bPD\u304b\u3089\u5b89\u5168\u3067\u3059\u3002\u6b21\u306b\u3001\u91cd\u8981\u306a\u6a5f\u5668\u306b\u306f\u5bc6\u5c01\u3055\u308c\u305f\u7a92\u7d20\u30d6\u30e9\u30f3\u30b1\u30c3\u30c8\u8a2d\u8a08\u3092\u9078\u629e\u3059\u3079\u304d\u3067\u3059\u3002\u9178\u7d20\u306e\u6b20\u5982\u306f\u6cb9\u306e\u9178\u5316\u3092\u5927\u5e45\u306b\u6e1b\u5c11\u3055\u305b\u3001\u6cb9\u3068\u7d19\u306e\u5bff\u547d\u3092\u5ef6\u3070\u3057\u307e\u3059\u3002\u7b2c\u4e09\u306b\u3001\u6e7f\u5ea6\u7ba1\u7406\u304c\u96e3\u3057\u3044\u72b6\u6cc1\u3084\u706b\u707d\u5b89\u5168\u304c\u91cd\u8981\u306a\u5834\u5408\u306b\u306f\u30a8\u30b9\u30c6\u30eb\u6cb9\u3092\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u6db2\u4f53\u306e\u8a98\u96fb\u5f37\u5ea6\u304c\u554f\u984c\u3068\u306a\u308b\u5834\u5408\u3001\u5929\u7136\u30a8\u30b9\u30c6\u30eb\u306f\u9271\u6cb9\u3088\u308a\u3082\u6c34\u306e\u5b58\u5728\u306b\u5bfe\u3057\u3066\u306f\u308b\u304b\u306b\u8010\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u5b9f\u969b\u306e\u5468\u56f2\u6e29\u5ea6\u306b\u5bfe\u3057\u3066\u51b7\u5374\u30b7\u30b9\u30c6\u30e0\u3092\u614e\u91cd\u306b\u8a08\u7b97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u30021\u5ea6\u306e\u6e29\u5ea6\u4f4e\u4e0b\u304c\u7d76\u7e01\u4f53\u306e\u30b5\u30fc\u30d3\u30b9\u5bff\u547d\u3092\u6570\u5e74\u5ef6\u3070\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u65e9\u671f\u306e\u6545\u969c\u306e\u7d50\u679c\u306b\u5bfe\u51e6\u3059\u308b\u3088\u308a\u3082\u3001\u8ffd\u52a0\u306e\u30e9\u30b8\u30a8\u30fc\u30bf\u30fc\u3092\u8ffd\u52a0\u3059\u308b\u65b9\u304c\u5b89\u4fa1\u3067\u3059\u3002\u6700\u5f8c\u306b\u3001\u771f\u7a7a\u4e7e\u71e5\u304a\u3088\u3073\u8131\u30ac\u30b9\u88fd\u9020\u3092\u8981\u6c42\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7d19\u306e\u6e7f\u6c17\u304c0.5%\u3001\u6cb9\u304c10 ppm\u3067\u3042\u308c\u3070\u3001\u30e6\u30cb\u30c3\u30c8\u306e\u6700\u826f\u306e\u51fa\u767a\u70b9\u304c\u78ba\u4fdd\u3055\u308c\u307e\u3059\u3002.<\/p>\n<p>\u5de5\u5834\u8a66\u9a13\u5831\u544a\u66f8\u304c\u5229\u7528\u53ef\u80fd\u306a\u5834\u5408\u306f\u3001\u3053\u308c\u3089\u306e\u30a2\u30a4\u30c7\u30a2\u306e\u5b9f\u73fe\u3092\u78ba\u8a8d\u3057\u3001\u4ed5\u69d8\u306b\u8a18\u9332\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u6700\u7d42\u7684\u306a\u6e7f\u6c17\u3068\u90e8\u5206\u653e\u96fb\u5024\u3092\u8a18\u9332\u3059\u308b\u30e1\u30fc\u30ab\u30fc\u3001\u7279\u306bJiangsu Subian Electric Power\uff08IEC 60076\u306b\u6e96\u62e0\uff09\u306f\u3001\u3053\u308c\u3089\u306e\u30a2\u30a4\u30c7\u30a2\u306e\u5b9f\u65bd\u306b\u8cac\u4efb\u3092\u8ca0\u3044\u307e\u3059\u3002.<\/p>\n<table>\n<thead>\n<tr>\n<th>\u8a2d\u8a08 \/ \u9078\u5b9a\u306e\u9078\u629e<\/th>\n<th>\u7d76\u7e01\u4f53\u306e\u5229\u70b9<\/th>\n<th>\u30b3\u30b9\u30c8\u30d7\u30ec\u30df\u30a2\u30e0<\/th>\n<th>\u56de\u53ce\u30c9\u30e9\u30a4\u30d0\u30fc<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u9069\u5207\u306aBIL\uff08IEC 60076-3\uff09<\/td>\n<td>\u30b5\u30fc\u30b8\u306b\u3088\u308bPD\u640d\u50b7\u306a\u3057<\/td>\n<td>\u5c0f\u578b\u3001\u8a2d\u8a08\u4f9d\u5b58<\/td>\n<td>\u96f7\u306b\u3088\u308b\u6545\u969c\u3092\u56de\u907f<\/td>\n<\/tr>\n<tr>\n<td>\u5bc6\u5c01 \/ \u7a92\u7d20\u30d6\u30e9\u30f3\u30b1\u30c3\u30c8\u30bf\u30f3\u30af<\/td>\n<td>\u6cb9\u306e\u9178\u5316\u304c\u9045\u304f\u3001\u9178\u306e\u84c4\u7a4d\u304c\u5c11\u306a\u3044<\/td>\n<td>+2\u20135%<\/td>\n<td>\u6cb9\u3068\u7d19\u306e\u5bff\u547d\u304c\u9577\u3044<\/td>\n<\/tr>\n<tr>\n<td>\u30a8\u30b9\u30c6\u30eb\u6cb9<\/td>\n<td>\u9ad8\u3044\u6e7f\u6c17\u8010\u6027\u3001\u9ad8\u3044\u767a\u706b\u70b9<\/td>\n<td>+10\u201325%<\/td>\n<td>\u6e7f\u6c17\u306e\u591a\u3044\u5834\u6240\u3001\u5c4b\u5185\u8a2d\u7f6e<\/td>\n<\/tr>\n<tr>\n<td>\u4fdd\u5b88\u7684\u306a\u51b7\u5374\u30b5\u30a4\u30ba<\/td>\n<td>\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u304c\u4f4e\u304f\u3001\u7d19\u306e\u52a3\u5316\u304c\u9045\u3044<\/td>\n<td>+3\u20138%<\/td>\n<td>\u52a3\u5316\u306e\u6e1b\u5c11\u3001\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u306e\u4f59\u88d5<\/td>\n<\/tr>\n<tr>\n<td>\u691c\u8a3c\u6e08\u307f\u306e\u771f\u7a7a\u4e7e\u71e5\uff08\u6e7f\u6c17 &lt; 0.5%\uff09<\/td>\n<td>\u53ef\u80fd\u306a\u9650\u308a\u6700\u826f\u306e\u7d76\u7e01\u958b\u59cb<\/td>\n<td>\u4fa1\u683c\u306b\u542b\u307e\u308c\u308b<\/td>\n<td>\u65e9\u671f\u6545\u969c\u304c\u5c11\u306a\u3044<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"oil-moisture\">\u6cb9\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3068\u6e7f\u6c17\u7ba1\u7406\uff1a\u6700\u5927\u306e\u30ec\u30d0\u30fc<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u5b9f\u8df5<\/th>\n<th>\u4f55\u3092\u3059\u308b\u304b<\/th>\n<th>\u5178\u578b\u7684\u306a\u30b3\u30b9\u30c8<\/th>\n<th>\u5468\u6ce2\u6570<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u6cb9\u306e\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3068\u30e9\u30dc\u30c6\u30b9\u30c8\uff08BDV\u3001\u6c34\u3001\u9178\u3001DGA\uff09<\/td>\n<td>\u52a3\u5316\u3092\u65e9\u671f\u306b\u691c\u51fa<\/td>\n<td>$80\u2013$250\u3042\u305f\u308a\u306e\u30b5\u30f3\u30d7\u30eb<\/td>\n<td>\u5e74\u6b21\uff08\u91cd\u8981\u306a\u30e6\u30cb\u30c3\u30c8\u306e\u5834\u5408\u306f\u3088\u308a\u983b\u7e41\u306b\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u6cb9\u306e\u308d\u904e\/\u8131\u6c34<\/td>\n<td>\u6c34\u5206\u3068\u7c92\u5b50\u3092\u9664\u53bb\u3057\u3001BDV\u3092\u56de\u5fa9<\/td>\n<td>$1,000\u2013$5,000\uff08\u30e6\u30cb\u30c3\u30c8\u3042\u305f\u308a\u306e\u51e6\u7406\uff09<\/td>\n<td>\u30c6\u30b9\u30c8\u306b\u3088\u3063\u3066\u793a\u3055\u308c\u308b\u901a\u308a<\/td>\n<\/tr>\n<tr>\n<td>\u6cb9\u306e\u518d\u751f\uff08\u30d5\u30eb\u30af\u30ec\u30a4\/\u6d78\u900f\uff09<\/td>\n<td>\u9178\u3068\u30b9\u30e9\u30c3\u30b8\u3092\u9664\u53bb\u3057\u3001\u8272\u3068\u7279\u6027\u3092\u56de\u5fa9<\/td>\n<td>$3,000\u2013$15,000\uff08\u30e6\u30cb\u30c3\u30c8\u3042\u305f\u308a\uff09<\/td>\n<td>10\uff5e15\u5e74\u3054\u3068\u3001\u307e\u305f\u306f\u6307\u793a\u3055\u308c\u305f\u5834\u5408<\/td>\n<\/tr>\n<tr>\n<td>\u30b7\u30ea\u30ab\u30b2\u30eb\u30d6\u30ea\u30fc\u30b6\u30fc\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9<\/td>\n<td>\u6e7f\u6c17\u306e\u4fb5\u5165\u3092\u9632\u304e\u307e\u3059<\/td>\n<td>\u30b5\u30fc\u30d3\u30b9\u3054\u3068\u306b$100\u301c$500<\/td>\n<td>??\u6708\u3054\u3068<\/td>\n<\/tr>\n<tr>\n<td>\u30aa\u30f3\u30e9\u30a4\u30f3\u6e7f\u6c17 \/ DGA\u30e2\u30cb\u30bf\u30fc<\/td>\n<td>\u7d99\u7d9a\u7684\u306a\u65e9\u671f\u8b66\u544a<\/td>\n<td>\u30e6\u30cb\u30c3\u30c8\u3054\u3068\u306b$15,000\u301c$45,000<\/td>\n<td>\u7d99\u7d9a\u7684<\/td>\n<\/tr>\n<tr>\n<td>\u30aa\u30a4\u30eb\u4ea4\u63db<\/td>\n<td>\u5b8c\u5168\u4ea4\u63db<\/td>\n<td>\u30e6\u30cb\u30c3\u30c8\u3054\u3068\u306b$5,000\u301c$20,000<\/td>\n<td>\u30aa\u30a4\u30eb\u306e\u5bff\u547d\u306e\u7d42\u308f\u308a\uff08\u901a\u5e3825\u5e74\u4ee5\u4e0a\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8ca1\u52d9\u7684\u5074\u9762\u306f\u3001\u3059\u3079\u3066\u306e\u30b7\u30ca\u30ea\u30aa\u306b\u304a\u3044\u3066\u4e88\u9632\u3092\u652f\u6301\u3057\u3001\u6cbb\u7642\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002$200\u30aa\u30a4\u30eb\u30b5\u30f3\u30d7\u30eb\u304c\u9178\u4fa1\u306e\u4e0a\u6607\u3092\u691c\u51fa\u3059\u308b\u3053\u3068\u3067\u3001$5,000\u306e\u518d\u751f\u3092\u56de\u907f\u3067\u304d\u3001\u3053\u308c\u306b\u3088\u308a\u7d19\u306e\u52a3\u5316\u3092\u9632\u304e\u3001$300,000\u306e\u5dfb\u7dda\u6545\u969c\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30d6\u30ea\u30fc\u30b6\u30fc\u306e\u7dad\u6301\u3068\u5e74\u6b21\u30aa\u30a4\u30eb\u30c6\u30b9\u30c8\u306e\u5b9f\u65bd\u306f\u3001\u4f4e\u30b3\u30b9\u30c8\u3067\u8208\u5473\u6df1\u304f\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u81a8\u5927\u306a\u6570\u306e\u30d5\u30ea\u30fc\u30c8\u306b\u3088\u3063\u3066\u63a1\u7528\u3055\u308c\u3066\u3044\u308b\u975e\u5e38\u306b\u6709\u5229\u306a\u5bfe\u7b56\u3067\u3059\u3002.<\/p>\n<h2 id=\"testing\">\u30c6\u30b9\u30c8\u3068\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\uff1a\u6539\u5584\u306e\u8a3c\u660e<\/h2>\n<p>\u9032\u5c55\u306e\u6210\u529f\u306f\u6b63\u78ba\u306b\u8a55\u4fa1\u3055\u308c\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u7d76\u7e01\u7ba1\u7406\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u3001\u305d\u306e\u30ea\u30b9\u30af\u30ec\u30d9\u30eb\u306b\u5fdc\u3058\u30664\u3064\u306e\u30c6\u30b9\u30c8\u30d5\u30a1\u30df\u30ea\u30fc\u3092\u901a\u904e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30aa\u30a4\u30eb\u30c6\u30b9\u30c8\u306f\u3001\u5316\u5b66\u7684\u304a\u3088\u3073\u6e7f\u6c17\u95a2\u9023\u306e\u554f\u984c\u3092\u7279\u5b9a\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\uff08IEC 60156\u306e\u7834\u58ca\u3001\u30ab\u30fc\u30eb\u30d5\u30a3\u30c3\u30b7\u30e3\u30fc\u6c34\u5206\u542b\u91cf\u3001IEC 62021\u306b\u57fa\u3065\u304f\u9178\u4fa1\u3001IEC 60599\u306b\u57fa\u3065\u304fDGA\uff09\u3002\u96fb\u6c17\u30c6\u30b9\u30c8\u306f\u3001\u56fa\u4f53\u7d76\u7e01\u306e\u72b6\u614b\u3092\u78ba\u8a8d\u3057\u307e\u3059\uff08IEEE 43\u306b\u57fa\u3065\u304f\u7d76\u7e01\u62b5\u6297\u3068PI\u3001\u5dfb\u7dda\u62b5\u6297\u3001\u30bf\u30fc\u30f3\u6bd4\uff09\u3002\u90e8\u5206\u653e\u96fb\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\uff08IEC 60270\uff09\u306f\u3001\u5c40\u6240\u7684\u306a\u7d76\u7e01\u554f\u984c\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u306e\u6700\u3082\u654f\u611f\u306a\u65b9\u6cd5\u3067\u3042\u308a\u3001\u7d76\u7e01\u30b9\u30c8\u30ec\u30b9\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3084\u65b0\u3057\u3044\u6a5f\u5668\u304c\u7a3c\u50cd\u3059\u308b\u969b\u306b\u306f\u5e38\u306b\u5b9f\u65bd\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u91cd\u8981\u306a\u30e6\u30cb\u30c3\u30c8\u3067\u884c\u308f\u308c\u308b\u7d99\u7d9a\u7684\u306a\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306f\u3001DGA\u3001\u6e7f\u6c17\u3001\u6e29\u5ea6\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u3001\u30c8\u30ec\u30f3\u30c9\u306e\u53ef\u8996\u5316\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002.<\/p>\n<p>\u3053\u306e\u3088\u3046\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u7d50\u679c\u306f\u7d71\u8a08\u7684\u306b\u6709\u610f\u3067\u3059\uff1a\u53b3\u683c\u306a\u7d76\u7e01\u7dad\u6301\u3092\u884c\u3063\u305f\u8cc7\u7523\u306f\u3001\u6570\u5341\u5e74\u306b\u308f\u305f\u308a\u4e00\u5b9a\u306ePI\u3092\u793a\u3057\u3001\u5f37\u5236\u7684\u306a\u505c\u6b62\u304c\u306f\u308b\u304b\u306b\u5c11\u306a\u304f\u3001\u7dad\u6301\u3055\u308c\u3066\u3044\u306a\u3044\u6a5f\u5668\u3068\u6bd4\u8f03\u3057\u3066\u30b5\u30fc\u30d3\u30b9\u5bff\u547d\u304c\u5927\u5e45\u306b\u5ef6\u3073\u307e\u3057\u305f\u3002\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u306f\u5e38\u306b\u53ce\u96c6\u3055\u308c\u3001\u30ec\u30d3\u30e5\u30fc\u3055\u308c\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h2 id=\"brands-pricing\">\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u3068\u4fa1\u683c\u5e2f<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc \/ \u88fd\u54c1\u30bf\u30a4\u30d7<\/th>\n<th>\u7126\u70b9<\/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>\u65e5\u7acb\u30a8\u30ca\u30b8\u30fc \/ \u30b7\u30fc\u30e1\u30f3\u30b9\u30a8\u30ca\u30b8\u30fc\u306e\u30c8\u30e9\u30f3\u30b9<\/td>\n<td>\u30d7\u30ec\u30df\u30a2\u30e0\u7d76\u7e01\u30b7\u30b9\u30c6\u30e0\u3001\u5927\u578b\u30e6\u30cb\u30c3\u30c8<\/td>\n<td>$35,000\u301c$75,000\uff082,000 kVA\u30af\u30e9\u30b9\uff09<\/td>\n<td>\u6700\u9ad8\u4ed5\u69d8\u306e\u7d76\u7e01\u30aa\u30d7\u30b7\u30e7\u30f3<\/td>\n<\/tr>\n<tr>\n<td>\u30b7\u30e5\u30ca\u30a4\u30c0\u30fc\u30a8\u30ec\u30af\u30c8\u30ea\u30c3\u30af\u306e\u914d\u96fb\u30c8\u30e9\u30f3\u30b9<\/td>\n<td>\u6a19\u6e96\u304a\u3088\u3073\u30a8\u30b9\u30c6\u30eb\u30aa\u30a4\u30eb\u8a2d\u8a08<\/td>\n<td>$25,000\u2013$55,000<\/td>\n<td>\u30a8\u30b9\u30c6\u30eb\u30aa\u30a4\u30eb\u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u4e00\u822c\u7684<\/td>\n<\/tr>\n<tr>\n<td>NOMEX \/ \u30c7\u30e5\u30dd\u30f3\u7d76\u7e01\u6750\u6599<\/td>\n<td>\u30a2\u30e9\u30df\u30c9\u7d76\u7e01\u30b7\u30b9\u30c6\u30e0<\/td>\n<td>\u4e7e\u5f0f\u30bf\u30a4\u30d7\u306b\u5bfe\u3059\u308b\u6750\u6599\u306e\u8ffd\u52a0\u6599\u91d120\u301c40%<\/td>\n<td>220 \u00b0C\u30af\u30e9\u30b9\u306e\u80fd\u529b<\/td>\n<\/tr>\n<tr>\n<td>\u30e1\u30ac\u30fc \/ \u30c9\u30d6\u30eb \/ \u30aa\u30df\u30af\u30ed\u30f3\u8a66\u9a13\u6a5f\u5668<\/td>\n<td>\u7d76\u7e01\u8a66\u9a13\u6a5f\u5668<\/td>\n<td>$1,500\u301c$15,000 per instrument<\/td>\n<td>IR\/PI\u3001TTR\u3001PD\u30bb\u30c3\u30c8<\/td>\n<\/tr>\n<tr>\n<td>\u6c5f\u8607\u7701\u8607\u8fba\u96fb\u529b<\/td>\n<td>IEC 60076\u30c8\u30e9\u30f3\u30b9\u3067\u78ba\u8a8d\u3055\u308c\u305f\u7d76\u7e01QC<\/td>\n<td>$15,000\u301c$38,000\uff082,000 kVA\u30af\u30e9\u30b9\uff09<\/td>\n<td>\u6587\u66f8\u5316\u3055\u308c\u305f\u4e7e\u71e5\u304a\u3088\u3073PD\u30c7\u30fc\u30bf<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u88fd\u54c1\u4fa1\u683c\u306f\u6761\u4ef6\u3068\u5834\u6240\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002\u30b0\u30ed\u30fc\u30d0\u30eb\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u306f\u7d4c\u9a13\u304c\u3042\u308a\u3001\u3055\u307e\u3056\u307e\u306a\u7d76\u7e01\u88fd\u54c1\u3092\u63d0\u4f9b\u3067\u304d\u307e\u3059\u304c\u3001\u305d\u308c\u306b\u306f\u4fa1\u683c\u304c\u4f34\u3044\u307e\u3059\u3002\u4e00\u65b9\u3001\u6c5f\u8607\u7701\u8607\u8fba\u96fb\u529b\u3068\u3044\u3046\u4e2d\u56fd\u306e\u4f1a\u793e\u306f\u3001IEC 60076\u57fa\u6e96\u306b\u5f93\u3063\u3066\u30c8\u30e9\u30c3\u30af\u8f38\u9001\u3055\u308c\u305f\u5b8c\u5168\u306a\u7d76\u7e01\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3067\u304d\u3001\u6e7f\u6c17\u542b\u91cf\u3068\u90e8\u5206\u653e\u96fb\u306b\u95a2\u3059\u308b\u3059\u3079\u3066\u306e\u30c6\u30b9\u30c8\u306b\u5408\u683c\u3057\u3066\u304a\u308a\u300120-40%\u306e\u5272\u5f15\u7387\u304c\u3042\u308a\u307e\u3059\u3002\u3069\u306e\u4f1a\u793e\u3092\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u3068\u3057\u3066\u9078\u3093\u3067\u3082\u3001\u4e7e\u71e5\u30d7\u30ed\u30bb\u30b9\u306e\u6bb5\u968e\u3068\u90e8\u5206\u653e\u96fb\u306e\u7d50\u679c\u3092\u8981\u6c42\u3059\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n<h2 id=\"faq\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<h3>\u30c8\u30e9\u30f3\u30b9\u306e\u7d76\u7e01\u5bff\u547d\u306b\u304a\u3044\u3066\u6700\u3082\u91cd\u8981\u306a\u8981\u7d20\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u6e29\u5ea6\u304c\u91cd\u8981\u3067\u3059\u3002\u696d\u754c\u306e\u8001\u5316\u8a08\u7b97\u306b\u3088\u308c\u3070\u3001\u7d76\u7e01\u5bff\u547d\u306f\u5b9a\u683c\u6700\u5927\u6e29\u5ea698 \u00b0C\u3092\u8d85\u3048\u30666-10 \u00b0C\u4e0a\u6607\u3059\u308b\u3054\u3068\u306b\u534a\u5206\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u6e7f\u6c17\u304c2\u756a\u76ee\u306b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\uff1a\u7d19\u306e\u6e7f\u6c17\u304c2\u30d1\u30fc\u30bb\u30f3\u30c8\u3067\u8001\u5316\u304c\u307b\u307c\u500d\u5897\u3057\u307e\u3059\u3002\u5b9f\u969b\u306b\u306f\u3001\u5b9a\u683c\u306b\u8fd1\u3044\u6700\u3082\u71b1\u3044\u5834\u6240\u3067\u6e29\u5ea6\u3092\u7dad\u6301\u3057\u3001\u6e7f\u6c17\u30921-2\u30d1\u30fc\u30bb\u30f3\u30c8\u672a\u6e80\u306b\u4fdd\u3064\u3053\u3068\u304c\u3001\u7d76\u7e01\u5bff\u547d\u306e\u5927\u90e8\u5206\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u3092\u8003\u616e\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u3055\u3089\u306b\u3001\u9178\u7d20\uff08\u4f8b\u3048\u3070\u3001\u30bf\u30f3\u30af\u306e\u5bc6\u5c01\uff09\u3084\u96fb\u6c17\u7684\u30b9\u30c8\u30ec\u30b9\uff08\u4f8b\u3048\u3070\u3001PD\u306e\u5236\u5fa1\uff09\u306a\u3069\u306e\u8981\u56e0\u3092\u7ba1\u7406\u3059\u308b\u3053\u3068\u304c\u3001\u5b8c\u5168\u306a\u52b9\u679c\u3092\u5f97\u308b\u305f\u3081\u306b\u5341\u5206\u3067\u3059\u3002.<\/p>\n<h3>\u7d76\u7e01\u54c1\u8cea\u306e\u305f\u3081\u306b\u30c8\u30e9\u30f3\u30b9\u6cb9\u3092\u3069\u306e\u304f\u3089\u3044\u306e\u983b\u5ea6\u3067\u30c6\u30b9\u30c8\u3059\u3079\u304d\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u5e74\u6b21\u6cb9\u30c6\u30b9\u30c8\u306f\u5065\u5eb7\u306a\u30e6\u30cb\u30c3\u30c8\u306e\u57fa\u6e96\u3067\u3059\uff1aIEC 60156\u306b\u3088\u308b\u7834\u58ca\u96fb\u5727\u3001\u30ab\u30fc\u30eb\u30d5\u30a3\u30c3\u30b7\u30e3\u30fc\u306b\u3088\u308b\u6c34\u5206\u542b\u91cf\u3001\u9178\u4fa1\u3001DGA\u300220\u5e74\u4ee5\u4e0a\u306e\u30e6\u30cb\u30c3\u30c8\u3001\u904e\u8ca0\u8377\u3084\u6e7f\u6c17\u306e\u4e8b\u6545\u304c\u3042\u3063\u305f\u30e6\u30cb\u30c3\u30c8\u3001\u307e\u305f\u306f\u30c8\u30ec\u30f3\u30c9\u304c\u5e73\u5766\u3067\u306a\u3044\u30e6\u30cb\u30c3\u30c8\u306b\u3064\u3044\u3066\u306f\u30016\u304b\u6708\u3054\u3068\u306b\u5897\u3084\u3057\u307e\u3059\u3002\u5404\u30b5\u30f3\u30d7\u30eb\u306e\u8cbb\u7528\u306f$80\u2013$250\u306e\u30e9\u30dc\u6599\u91d1\u3067\u3001\u6545\u969c\u3092\u9632\u3050\u305f\u3081\u306b\u306f\u306f\u308b\u304b\u306b\u5b89\u4fa1\u3067\u3059\u3002\u30aa\u30f3\u30e9\u30a4\u30f3\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306f\u3001\u91cd\u8981\u306a\u8cc7\u7523\u306b\u5bfe\u3057\u3066\u306e\u307f\u3001$15,000\u2013$45,000\u306e\u30e6\u30cb\u30c3\u30c8\u3042\u305f\u308a\u306e\u30b3\u30b9\u30c8\u304c\u6b63\u5f53\u5316\u3055\u308c\u307e\u3059\u3002.<\/p>\n<h3>\u4f4e\u3044\u504f\u6975\u6307\u6570\u306f\u4f55\u3092\u610f\u5473\u3057\u307e\u3059\u304b\uff1f<\/h3>\n<p>\u504f\u6975\u6307\u6570\uff08PI\uff09\u306f\u3001IEEE 43\u306b\u5f93\u3063\u3066\u300110\u5206\u9593\u306e\u7d76\u7e01\u62b5\u6297\u30681\u5206\u9593\u306e\u7d76\u7e01\u62b5\u6297\u306e\u6bd4\u7387\u3067\u3059\u3002PI\u304c1.5\u672a\u6e80\u306f\u901a\u5e38\u3001\u6e7f\u3063\u305f\u307e\u305f\u306f\u6c5a\u67d3\u3055\u308c\u305f\u7d76\u7e01\u3092\u793a\u3057\u307e\u3059\uff1b1.5\u20132.0\u306f\u9650\u754c\uff1b2.0\u4ee5\u4e0a\u306f\u307b\u3068\u3093\u3069\u306e\u6cb9\u6d78\u30e6\u30cb\u30c3\u30c8\u306b\u3068\u3063\u3066\u5065\u5eb7\u7684\u3067\u3059\u3002PI\u306e\u4f4e\u4e0b\u50be\u5411\u2014\u4f8b\u3048\u3070\u30012.6\u304b\u30891.8\u306b2\u5e74\u9593\u3067\u4e0b\u304c\u308b\u2014\u306f\u3001\u5358\u4e00\u306e\u4f4e\u3044\u8aad\u307f\u53d6\u308a\u3088\u308a\u3082\u5f37\u3044\u8b66\u544a\u3067\u3059\u3002\u4f4e\u3044PI\u306f\u901a\u5e38\u3001\u30e6\u30cb\u30c3\u30c8\u304c\u4e7e\u71e5\uff08\u30db\u30c3\u30c8\u30aa\u30a4\u30eb\u5faa\u74b0\u307e\u305f\u306f\u771f\u7a7a\u4e7e\u71e5\uff09\u3092\u5fc5\u8981\u3068\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3001\u7d19\u306e\u6e7f\u6c17\u304c\u3055\u3089\u306a\u308b\u640d\u50b7\u3092\u5f15\u304d\u8d77\u3053\u3059\u524d\u306b\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h3>\u30a8\u30b9\u30c6\u30eb\u6cb9\u306f\u672c\u5f53\u306b\u7d76\u7e01\u6027\u80fd\u3092\u6539\u5584\u3057\u307e\u3059\u304b\uff1f<\/h3>\n<p>\u306f\u3044\u3001\u7279\u5b9a\u306e\u65b9\u6cd5\u3067\u3002\u5929\u7136\u30a8\u30b9\u30c6\u30eb\u6cb9\u306f\u3001\u8a98\u96fb\u5f37\u5ea6\u304c\u4f4e\u4e0b\u3059\u308b\u524d\u306b\u3001\u304b\u306a\u308a\u9ad8\u3044\u6c34\u5206\u542b\u91cf\u3092\u8a31\u5bb9\u3057\u307e\u3059\u2014\u304a\u304a\u3088\u305d100\u2013200 ppm\u3067\u3001\u9271\u6cb9\u306e\u5834\u5408\u306f20\u201330 ppm\u3067\u3059\u2014\u3057\u305f\u304c\u3063\u3066\u3001\u6e7f\u6c17\u306e\u4fb5\u5165\u306b\u5bfe\u3057\u3066\u3088\u308a\u5bdb\u5bb9\u3067\u3059\u3002\u307e\u305f\u3001\u767a\u706b\u70b9\u304c\u9ad8\u304f\uff08300 \u00b0C\u4ee5\u4e0a\u5bfe\u9271\u6cb9\u306e\u7d04140 \u00b0C\uff09\u3001\u706b\u707d\u5b89\u5168\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\u9271\u6cb9\u3088\u308a\u308210\u201325%\u9ad8\u4fa1\u3067\u3059\u304c\u3001\u6e7f\u5ea6\u306e\u9ad8\u3044\u74b0\u5883\u3001\u5c4b\u5185\u30b5\u30a4\u30c8\u3001\u307e\u305f\u306f\u74b0\u5883\u306b\u654f\u611f\u306a\u5834\u6240\u3067\u306f\u3001\u6e7f\u6c17\u8010\u6027\u3068\u706b\u707d\u5b89\u5168\u6027\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u30d7\u30ec\u30df\u30a2\u30e0\u306b\u898b\u5408\u3046\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-10920\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/Four-Main-Causes-ofTransformer-Insulation-Degradation.webp\" alt=\"\" width=\"1448\" height=\"1086\" \/><\/p>\n<h3>\u7d76\u7e01\u7ba1\u7406\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30b3\u30b9\u30c8\u306f\u3069\u306e\u304f\u3089\u3044\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u5e74\u6b21\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3068\u30c6\u30b9\u30c8\u3092\u7ba1\u7406\u3059\u308b\u30e6\u30cb\u30c3\u30c8\u306e\u5834\u5408\u3001\u30c6\u30b9\u30c8\u306e\u7bc4\u56f2\u3068\u30e9\u30dc\u6599\u91d1\u306b\u5fdc\u3058\u3066\u3001\u5e74\u9593$1,500\u2013$6,000\u306e\u4e88\u7b97\u3092\u898b\u8fbc\u3093\u3067\u304f\u3060\u3055\u3044\u3002\u91cd\u8981\u306a\u30e6\u30cb\u30c3\u30c8\u306b\u30aa\u30f3\u30e9\u30a4\u30f3\u76e3\u8996\u3092\u8ffd\u52a0\u3059\u308b\u5834\u5408\u3001\u521d\u671f\u8cbb\u7528\u3068\u3057\u3066$15,000\u2013$45,000\u304c\u304b\u304b\u308a\u3001\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u6599\u91d1\u3068\u3057\u3066\u5e74\u9593$500\u2013$2,000\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u3053\u308c\u3092\u3001\u4fee\u7406\u307e\u305f\u306f\u4ea4\u63db\u306b$50,000\u2013$500,000\u304b\u304b\u308b\u5dfb\u7dda\u6545\u969c\u3068\u6bd4\u8f03\u3057\u3066\u304f\u3060\u3055\u3044 \u2014 \u7d76\u7e01\u7ba1\u7406\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u56de\u53ce\u6bd4\u7387\u306f\u901a\u5e3850:1\u4ee5\u4e0a\u3067\u3059\u3002.<\/p>\n<h2 id=\"references\">\u53c2\u8003\u6587\u732e<\/h2>\n<ul>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/639\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60076-1: \u96fb\u529b\u5909\u5727\u5668 \u2013 \u30d1\u30fc\u30c81: \u4e00\u822c<\/a> \u2014 \u30c8\u30e9\u30f3\u30b9\u306e\u5b9a\u683c\u304a\u3088\u3073\u8a66\u9a13\u306e\u305f\u3081\u306e\u30b3\u30a2\u6a19\u6e96\u3067\u3001\u7d76\u7e01\u8abf\u6574\u306e\u53c2\u7167\u3092\u542b\u307f\u307e\u3059\u3002.<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/639\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60076-3: \u96fb\u529b\u30c8\u30e9\u30f3\u30b9 \u2013 \u30d1\u30fc\u30c83: \u7d76\u7e01\u30ec\u30d9\u30eb\u3068\u8a98\u96fb\u4f53\u8a66\u9a13<\/a> \u2014 \u7d76\u7e01\u30ec\u30d9\u30eb\uff08BIL\/SIL\uff09\u304a\u3088\u3073\u8a98\u96fb\u4f53\u8a66\u9a13\u8981\u4ef6\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002.<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/6129\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60156:\u7d76\u7e01\u6db2\u4f53 \u2013 \u7a81\u7834\u96fb\u5727\u306e\u6e2c\u5b9a<\/a> \u2014 \u6cb9\u306e breakdown voltage \u30c6\u30b9\u30c8\u306e\u6a19\u6e96\u3002.<\/li>\n<li><a href=\"https:\/\/standards.ieee.org\/ieee\/43\/10742\/\" rel=\"nofollow noopener\" target=\"_blank\">IEEE 43: \u7d76\u7e01\u62b5\u6297\u8a66\u9a13\u306e\u63a8\u5968\u5b9f\u8df5<\/a> \u2014 IR \u304a\u3088\u3073 PI \u53d7\u5165\u57fa\u6e96\u306e\u53c2\u7167\u3002.<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/639\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60270: \u9ad8\u96fb\u5727\u8a66\u9a13\u6280\u8853 \u2013 \u90e8\u5206\u653e\u96fb\u6e2c\u5b9a<\/a> \u2014 PD \u30c6\u30b9\u30c8\u306e\u6e2c\u5b9a\u6a19\u6e96\u3002.<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/639\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60599: DGA \u7d50\u679c\u306e\u89e3\u91c8<\/a> \u2014 \u30ac\u30b9\u30d9\u30fc\u30b9\u306e\u6545\u969c\u89e3\u91c8\u306e\u6a19\u6e96\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3002.<\/li>\n<li><a href=\"https:\/\/subian-electric.com\/ja\/\" rel=\"nofollow\">\u6c5f\u8607\u7701\u8607\u8fba\u96fb\u529b<\/a> \u2014 \u771f\u7a7a\u4e7e\u71e5\u304a\u3088\u3073\u90e8\u5206\u653e\u96fb\u5de5\u5834\u8a66\u9a13\u30c7\u30fc\u30bf\u304c\u78ba\u8a8d\u3055\u308c\u305f IEC 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\u306e\u7d76\u7e01\u6027\u80fd\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u306f\u6226\u7565\u3067\u3042\u308a\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30bf\u30b9\u30af\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4ed5\u69d8\u304b\u3089\u59cb\u307e\u308a \u2014 \u7d76\u7e01\u30ec\u30d9\u30eb\u3001\u5bc6\u9589\u30bf\u30f3\u30af\u3001\u30a8\u30b9\u30c6\u30eb\u6cb9\u3001\u4fdd\u5b88\u7684\u306a\u51b7\u5374 \u2014 \u305d\u3057\u3066\u6cb9\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3001\u6e7f\u6c17\u7ba1\u7406\u3001\u71b1\u7ba1\u7406\u3001\u30c8\u30ec\u30f3\u30c9\u30d9\u30fc\u30b9\u306e\u30c6\u30b9\u30c8\u306e\u53b3\u683c\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u901a\u3058\u3066\u7d9a\u304d\u307e\u3059\u3002\u56db\u3064\u306e\u6bba\u3057\u5c4b \u2014 \u6e29\u5ea6\u3001\u6e7f\u6c17\u3001\u9178\u7d20\u3001\u96fb\u6c17\u7684\u30b9\u30c8\u30ec\u30b9 \u2014 \u306f\u3059\u3079\u3066\u6e2c\u5b9a\u53ef\u80fd\u3067\u3042\u308a\u3001\u3059\u3079\u3066\u304c\u7279\u5b9a\u306e\u30b3\u30b9\u30c8\u3092\u4f34\u3046\u4ecb\u5165\u306b\u53cd\u5fdc\u3057\u307e\u3059\u3002.<\/p>\n<ul>\n<li>\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u6e29\u5ea6\u3068\u6e7f\u6c17\u304c\u7d76\u7e01\u306e\u52a3\u5316\u3092\u652f\u914d\u3057\u307e\u3059\u3002\u4e21\u65b9\u3092\u5fb9\u5e95\u7684\u306b\u7ba1\u7406\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/li>\n<li>BDV \u3092 30 kV \u4ee5\u4e0a\u3001PI \u3092 2.0 \u4ee5\u4e0a\u3001\u7d19\u306e\u6e7f\u6c17\u3092 2% \u672a\u6e80\u306b\u4fdd\u3061\u3001DGA \u30c8\u30ec\u30f3\u30c9\u3092\u76e3\u8996\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/li>\n<li>\u30b5\u30f3\u30d7\u30eb\u3054\u3068\u306b $80\uff5e$250 \u3067\u306e\u5e74\u6b21\u6cb9\u8a66\u9a13\u306f\u3001\u6700\u9ad8\u306e\u4fa1\u5024\u3092\u6301\u3064\u7d76\u7e01\u6295\u8cc7\u3067\u3059\u3002.<\/li>\n<li>\u8cfc\u5165\u6642\u306b\u7d76\u7e01\u54c1\u8cea\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044 \u2014 \u5de5\u5834\u5831\u544a\u66f8\u3067\u4e7e\u71e5\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3068 PD \u30c7\u30fc\u30bf\u3092\u8981\u6c42\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/li>\n<li>\u6c5f\u8607\u7701\u8607\u8fba\u96fb\u529b\u306f\u3001\u7af6\u4e89\u529b\u306e\u3042\u308b\u4fa1\u683c\u3067\u78ba\u8a8d\u3055\u308c\u305f\u7d76\u7e01\u54c1\u8cea\u3092\u6301\u3064 IEC \u6e96\u62e0\u306e\u5909\u5727\u5668\u3092\u63d0\u4f9b\u3057\u307e\u3059 \u2014 \u9577\u5bff\u547d\u8cc7\u7523\u306e\u305f\u3081\u306e\u78ba\u304b\u306a\u57fa\u76e4\u3067\u3059\u3002.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>The report on the failure of a power transformer of 20 MVA capacity and 110 kV voltage level was similar to a textbook study about the phenomenon. Analysis of dissolved gases showed the presence of acetylene gas in the concentration of 18 ppm, the polarization index dropped from fracturing value of 2.8 to the following value of 1.6 within the duration of four years, while the internal investigation revealed that there was seriously deteriorated paper near the bottom of the high-voltage winding, which was brittle, darkened, and had moisture level equal to 2.7%. Thus, this situation was not provoked by a single extraordinary event, rather by the years of careful [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":10918,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[77],"tags":[],"class_list":["post-10917","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\/10917","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\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/comments?post=10917"}],"version-history":[{"count":2,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/posts\/10917\/revisions"}],"predecessor-version":[{"id":11008,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/posts\/10917\/revisions\/11008"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/media\/10918"}],"wp:attachment":[{"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/media?parent=10917"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/categories?post=10917"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/tags?post=10917"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}