{"id":10794,"date":"2026-08-29T23:43:15","date_gmt":"2026-08-29T15:43:15","guid":{"rendered":"https:\/\/q8bbzjnpm5.wpdns.site\/?p=10794"},"modified":"2026-08-29T23:43:15","modified_gmt":"2026-08-29T15:43:15","slug":"new-trends-emerge-in-the-development-of-the-oil-immersed-transfor","status":"publish","type":"post","link":"https:\/\/subian-electric.com\/ko\/news\/new-trends-emerge-in-the-development-of-the-oil-immersed-transfor\/","title":{"rendered":"\uc624\uc77c \uce68\uc9c0 \ubcc0\uc555\uae30 \uc0b0\uc5c5\uc758 \ubc1c\uc804\uc5d0\uc11c \uc0c8\ub85c\uc6b4 \ud2b8\ub80c\ub4dc\uac00 \ub098\ud0c0\ub098\ub2e4"},"content":{"rendered":"<p>\ubc30\uc804 \uc720\ud2f8\ub9ac\ud2f0\uc758 \uc870\ub2ec \uc774\uc0ac\ub294 \ud68c\uc0ac\uac00 250\uac1c\uc758 \ubcc0\uc555\uae30\uc5d0 \ub300\ud55c \uacc4\uc57d\uc744 \uc704\ud574 \ubc1b\uc740 \uc138 \uac00\uc9c0 \uc785\ucc30\uc744 \ubd84\uc11d\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uccab \ubc88\uc9f8 \uc785\ucc30\uc790\ub294 S11 \ubcc0\uc555\uae30\uc5d0 \ub300\ud55c \uac00\uaca9\uc744 \uc81c\ucd9c\ud588\uc73c\uba70 \uac00\uc7a5 \ub0ae\uc740 \uc785\ucc30\uac00\ub97c \uc81c\uc2dc\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub450 \ubc88\uc9f8 \uc785\ucc30\uc790\ub294 \ube44\uc815\uc9c8 \ucf54\uc5b4 \ubcc0\uc555\uae30\uc5d0 \ub300\ud55c \uc81c\uc548\uc744 \ud588\uc73c\uba70 \uc190\uc2e4 \ucc28\uc561\uc774 \ub2e8 14\uac1c\uc6d4 \ub9cc\uc5d0 \uc0c1\ud658\ub420 \uac83\uc774\ub77c\uace0 \uc57d\uc18d\ud588\uc2b5\ub2c8\ub2e4. \uc138 \ubc88\uc9f8 \uc785\ucc30\uc790\ub294 \uc5d0\uc2a4\ud130\ub85c \ucc44\uc6cc\uc9c4 \ubcc0\uc555\uae30\ub97c \uacf5\uae09\ud560 \uc218 \uc788\ub294 \ub2a5\ub825\uc744 \uc8fc\uc7a5\ud558\uba70 \uc628\ub77c\uc778 DGA \ubaa8\ub2c8\ud130\ub9c1\uc774 \uc7a5\ucc29\ub418\uc5b4 \uc788\ub2e4\uace0 \uc8fc\uc7a5\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uacfc\uac70\uc5d0\ub294 \uac00\uc7a5 \ub0ae\uc740 \uac00\uaca9\uc744 \uc81c\ucd9c\ud558\uba74 \uc785\ucc30 \uacfc\uc815\uc5d0\uc11c \ud328\ubc30\ud558\ub294 \uac83\uc774 \ubd88\uac00\ub2a5\ud588\uc744 \uac83\uc785\ub2c8\ub2e4. \uc624\ub298\ub0a0 \uc774\uc0ac\ud68c \uad6c\uc131\uc6d0\ub4e4\uc740 \ud5a5\ud6c4 25\ub144 \ub3d9\uc548 \ubcc0\uc555\uae30\ub97c \uc18c\uc720\ud558\ub294 \ub370 \ub4dc\ub294 \ube44\uc6a9, \ubcc0\uc555\uae30\uac00 \ud658\uacbd\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5, \uadf8\ub9ac\uace0 \uc774\ub7ec\ud55c \ubcc0\uc555\uae30\uc5d0 \ub300\ud55c \ub514\uc9c0\ud138 \uae30\uc220\uc744 \uc5b4\ub5bb\uac8c \uad6c\ud604\ud560 \uc218 \uc788\ub294\uc9c0\uc5d0 \ub300\ud574 \ubc30\uc6b0\uace0 \uc2f6\uc5b4\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 \uc5d0\ub108\uc9c0 \ud6a8\uc728 \uaddc\uc815, \uce5c\ud658\uacbd \uc624\uc77c \uc0ac\uc6a9, \ub514\uc9c0\ud138 \ubaa8\ub2c8\ud130\ub9c1, \uc790\uc7ac \uac00\uaca9, \uacf5\uae09\ub9dd \ubcc0\ud654 \ub4f1 \uc624\ub298\ub0a0 \ubcc0\uc555\uae30 \uc0b0\uc5c5\uc744 \ubcc0\ud654\uc2dc\ud0a4\uace0 \uc788\ub294 \uc8fc\uc694 \ud2b8\ub80c\ub4dc\ub97c \ubd84\uc11d\ud560 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<blockquote><p>\ubcc0\uc555\uae30 \uc2dc\uc2a4\ud15c \uc0b0\uc5c5\uc758 \uc911\uc694\ud55c \ud2b8\ub80c\ub4dc\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4: (1) \uc7a5\uce58 \uad6c\ud604\uc5d0 \ub300\ud55c \uc5c4\uaca9\ud55c \uaddc\uc81c \u2013 \uc720\ub7fd\uc5f0\ud569 \uc5d0\ucf54\ub514\uc790\uc778 \ubc0f \ubbf8\uad6d \uc5d0\ub108\uc9c0\ubd80\uc640 \uc911\uad6d\uc758 GB 20052\uac00 \uc124\uc815\ud55c \uc694\uad6c \uc0ac\ud56d\uc73c\ub85c \uc778\ud574 \uc81c\uc870\uc5c5\uccb4\ub4e4\uc740 \ube44\uc815\uc9c8 \uae08\uc18d \ubc0f \uc800\uc555 CRGO \ucf54\uc5b4\ub97c \uc0ac\uc6a9\ud55c \ubcc0\uc555\uae30\ub97c \uc0dd\uc0b0\ud558\uac8c \ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uae30\uc220\uc740 \uc804\ud1b5\uc801\uc778 S9 \ubcc0\uc555\uae30\uc5d0 \ube44\ud574 \ubb34\ubd80\ud558 \uc190\uc2e4\uc744 20-70% \uc904\uc774\ub294 \uacb0\uacfc\ub97c \uac00\uc838\uc635\ub2c8\ub2e4; (2) \ud654\uc7ac\uc810\uc774 \uad11\uc720(160\u00b0)\uc5d0 \ube44\ud574 300\u00b0 \uc774\uc0c1\uc778 \uc5d0\uc2a4\ud130 \uc720\uccb4\uc758 \uc801\uc6a9 \ucd94\uc138; (3) \uc628\ub77c\uc778 DGA, IoT \uc13c\uc11c \ubc0f AI\uc640 \uac19\uc740 \ub514\uc9c0\ud138 \uae30\uc220\uc758 \uc801\uc6a9 \u2013 \uc774\uc81c \uc774 \uae30\uc220\uc740 \uc774\uc804\uc758 50 MVA\uc5d0\uc11c \ub354 \ub0ae\uc740 \uc6a9\ub7c9\uc758 \ubc30\uc804 \ubcc0\uc555\uae30\ub85c \ud655\uc7a5\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4; (4) \uacf5\uae09\ub9dd\uc758 \uc0b0\uc5c5\ud654 \u2013 \ubbf8\uad6d, \uc720\ub7fd, \uc778\ub3c4 \ubc0f \uc0ac\uc6b0\ub514\uc544\ub77c\ube44\uc544\uc5d0 \uc0c8\ub85c\uc6b4 \uacf5\uc7a5\uc774 \uac74\uc124\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4; (5) \uac00\uaca9 \ubcc0\ub3d9\uc131.<\/p><\/blockquote>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-10795\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/New-Trends-Emerge-In-The-Development-Of-The-Oil-Immersed-Transfor.webp\" alt=\"New Trends Emerge In The Development Of The Oil Immersed Transfor\" width=\"1448\" height=\"1086\" \/><\/p>\n<hr \/>\n<h2 id=\"market\">\uc2dc\uc7a5 \ub9e5\ub77d<\/h2>\n<p>\uae00\ub85c\ubc8c \ubcc0\uc555\uae30 \uc2dc\uc7a5\uc740 \uc0c1\ub2f9\ud558\uace0 \uc131\uc7a5\ud558\uace0 \uc788\uc73c\uba70, \uc774\ub294 \uadf8\ub9ac\ub4dc \uc2dc\uc2a4\ud15c, \uc804\ub825\ud654 \ubc0f \uc7ac\uc0dd \uac00\ub2a5 \uc5d0\ub108\uc9c0 \uc6d0\uc758 \ud1b5\ud569\uc5d0 \ub300\ud55c \ud22c\uc790 \ub355\ubd84\uc785\ub2c8\ub2e4. \ub2e4\uc591\ud55c \uc0b0\uc5c5 \ubcf4\uace0\uc11c\ub294 \uc804\ub825 \ubc0f \ubc30\uc804 \ubcc0\uc555\uae30 \uc2dc\uc7a5\uc744 \uc5f0\uac04 $40 \u2013 55\uc5b5 \ub2ec\ub7ec\ub85c \ucd94\uc815\ud558\uace0 \uc788\uc73c\uba70, \uc81c\uacf5\ub418\ub294 MVA\uc758 \ub300\ubd80\ubd84\uc740 \uc624\uc77c \uce68\uc9c0 \uae30\uc220\uc744 \ud1b5\ud574 \uc81c\uacf5\ub429\ub2c8\ub2e4. \uc774 \uae30\uc220\uc740 \uc5ec\uc804\ud788 \uc804\ub825 \ubc0f \ubc30\uc804 \ubcc0\uc555\uae30 \ucd9c\ud558\ub7c9\uc758 \uc57d 75\u201380%\ub97c \ucc28\uc9c0\ud558\uace0 \uc788\uc73c\uba70, \uc624\uc77c \ub0c9\uac01 \ubc29\uc2dd\uc774 \ub300\ubd80\ubd84\uc758 \ub4f1\uae09\uc5d0 \ub300\ud574 \ub9e4\uc6b0 \uacbd\uc81c\uc801\uc784\uc774 \uc785\uc99d\ub418\uc5c8\uae30 \ub54c\ubb38\uc5d0 \uc5ec\uc804\ud788 \uc120\ud638\ub429\ub2c8\ub2e4.<\/p>\n<p>\ubcc0\uc555\uae30 \uc2dc\uc7a5\uc758 \uae34\ucd95\uc774 \uad00\ucc30\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ud2b9\ud788, \ubcc0\uc555\uae30 \ub9ac\ub4dc \ud0c0\uc784\uc740 2020\ub144\ub300 \ucd08\ubc18 \uc77c\ubd80 \uc9c0\uc5ed\uc5d0\uc11c 18\uac1c\uc6d4\uc5d0\uc11c 36\uac1c\uc6d4\ub85c \ub298\uc5b4\ub0ac\uc73c\uba70, \uc804\uae30 \uac15\ud310\uacfc \uad6c\ub9ac \uac00\uaca9\uc740 \ubd88\uc548\uc815\ud588\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c, \uc720\ud2f8\ub9ac\ud2f0\uc640 \uc81c\uc870\uc5c5\uccb4 \ubaa8\ub450 \ubbf8\ub9ac \uc6a9\ub7c9\uc744 \ud655\ubcf4\ud558\uace0 \uc0dd\uc0b0\uc790\uc640 \uacc4\uc57d\uc744 \uccb4\uacb0\ud558\uba70 \uc7a5\ube44\uc758 \ud45c\uc900\ud654\ub97c \ubc30\uc6b0\uac8c \ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 id=\"efficiency\">\ud6a8\uc728\uc131 \uaddc\uc81c: \uacb0\uc815\uc801\uc778 \ub3d9\ub825<\/h2>\n<p>\uaddc\uc81c\ub294 \uc774 \uc0b0\uc5c5 \ubd80\ubb38\uc5d0\uc11c \uac00\uc7a5 \ud070 \uc601\ud5a5\uc744 \ubbf8\uce58\uba70 \u201c\uc800\ub834\ud558\uace0 \ube44\ud6a8\uc728\uc801\uc778\u201d \uc635\uc158\uc744 \ubc30\uc81c\ud569\ub2c8\ub2e4:<\/p>\n<table>\n<thead>\n<tr>\n<th>\uc2dc\uc7a5<\/th>\n<th>\ub3c4\uad6c<\/th>\n<th>\ud6a8\uacfc<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uc720\ub7fd \uc5f0\ud569<\/td>\n<td>\uc5d0\ucf54\ub514\uc790\uc778 \uaddc\uc81c 548\/2014, 2019\/1783 \uac1c\uc815<\/td>\n<td>\uc758\ubb34 \uc190\uc2e4 \ud55c\ub3c4; \ube44\ud6a8\uc728\uc801\uc778 \ud074\ub798\uc2a4 \ub2e8\uacc4\uc801 \ud3d0\uc9c0<\/td>\n<\/tr>\n<tr>\n<td>\ubbf8\uad6d<\/td>\n<td>DOE 10 CFR Part 431<\/td>\n<td>\ucd5c\uc18c \ud6a8\uc728\uc131 \uc0c1\uc2b9; 2022\ub144 \uba85\ub839\uc73c\ub85c \ub2e4\uc2dc \uc218\uc900 \uac15\ud654<\/td>\n<\/tr>\n<tr>\n<td>\uc911\uad6d<\/td>\n<td>GB 20052-2020<\/td>\n<td>\uad6c\uc18d\ub825 \uc788\ub294 \ud6a8\uc728\uc131 \ub4f1\uae09; S7\/S9 \ud50c\ub9bf\uc774 \ud1f4\uc5ed \uc911<\/td>\n<\/tr>\n<tr>\n<td>\uc778\ub3c4<\/td>\n<td>BEE \ud6a8\uc728\uc131 \ub77c\ubca8\ub9c1<\/td>\n<td>\ubcc4 \ub4f1\uae09 \ubd84\ubc30 \ubcc0\uc555\uae30<\/td>\n<\/tr>\n<tr>\n<td>\uae00\ub85c\ubc8c \ub300\ucd9c \uae30\uad00<\/td>\n<td>\ub179\uc0c9 \uc870\ub2ec \uaddc\uce59<\/td>\n<td>\uc190\uc2e4 \uc808\uac10\uc774 \uc785\ucc30 \ud3c9\uac00\uc5d0 \ubc18\uc601\ub428<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uacb0\uacfc \uce21\uba74\uc5d0\uc11c \ubcfc \ub54c, \uc720\ub7fd\uc5d0\uc11c\ub294 \uc0c8\ub85c\uc6b4 \uaddc\uce59\uc774 \ub3cc\ud30c\uad6c\ub97c \ub9cc\ub4e4\uc5c8\ub2e4\uace0 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4: \ubd84\ubc30 \ubcc0\uc555\uae30\uc758 \uc190\uc2e4\uc774 \uc774\uc81c \uaddc\uc81c \uc774\uc804 \uc0c1\ud669\uc5d0 \ube44\ud574 20-40% \uac10\uc18c\ud588\uc2b5\ub2c8\ub2e4. \uc911\uad6d\uc5d0\uc11c\ub294 GB 20052-2020\uc774 \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc131 \ub4f1\uae09\uc744 \uc785\ucc30 \uacfc\uc815\uc758 \uc77c\ubd80\ub85c \ub9cc\ub4e4\uc5b4 S9 \uc2dc\ub9ac\uc988\uc5d0\uc11c S11, S13 \ubc0f \ube44\uc815\uc9c8 \uc124\uacc4\ub85c\uc758 \uc804\ud658\uc744 \ucd09\ubc1c\ud588\uc2b5\ub2c8\ub2e4. \uacb0\uacfc\uc801\uc73c\ub85c, \uad6c\ub9e4\uc5d0 \uad00\uc5ec\ud558\ub294 \ubaa8\ub4e0 \uc0ac\ub78c\uc5d0\uac8c\ub294 \uc7a5\uce58\uac00 \u201c\uc5d0\ub108\uc9c0 \ud6a8\uc728\uc801\u201d\uc778\uc9c0 \uc5ec\ubd80\uac00 \ub354 \uc774\uc0c1 \uc911\uc694\ud558\uc9c0 \uc54a\uac8c \ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc65c\ub0d0\ud558\uba74 \uc774\uc81c \uadf8\uac83\uc774 \ucd5c\uc18c\ud55c\uc758 \uc758\ubb34 \uc694\uad6c \uc0ac\ud56d\uc774\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-10796\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/Materials-Amorphous-CRGO-and-Price-Volatility.webp\" alt=\"Materials Amorphous, CRGO, and Price Volatility\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2 id=\"materials\">\uc7ac\ub8cc: \ube44\uc815\uc9c8, CRGO \ubc0f \uac00\uaca9 \ubcc0\ub3d9\uc131<\/h2>\n<p>\uc8fc\uc694 \uc7ac\ub8cc\ub294 \ubb34\ubd80\ud558 \uc190\uc2e4\uc744 \uacb0\uc815\ud558\uace0 \uc0b0\uc5c5\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \uc7ac\ub8cc \uc120\ud0dd\uc758 \uae30\uc900\uc744 \uc124\uc815\ud569\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\uc77c\ubc18 CRGO (\uc608: 30ZH120): S11 \ubcc0\uc555\uae30\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc7ac\ub8cc\uc9c0\ub9cc \ud6a8\uc728\uc131 \uc218\uc900\uacfc \ube44\uc6a9\uc5d0\uc11c \ube44\ud6a8\uc728\uc801\uc785\ub2c8\ub2e4.<\/li>\n<li>\uace0\ud22c\uacfc\uc131 \ub808\uc774\uc800 \uc808\ub2e8 CRGO (27ZH090~110): \uc77c\ubc18 \uc7ac\ub8cc\uc5d0 \ube44\ud574 \ucf54\uc5b4 \uc190\uc2e4\uc744 10%\uc5d0\uc11c 20% \uac10\uc18c\uc2dc\ud0a4\uba70 S13 \ubc0f \uc0c1\ub300\uc801\uc73c\ub85c \uace0\uc131\ub2a5 S11 \ubcc0\uc555\uae30\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li>\ube44\uc815\uc9c8 \ub9ac\ubcf8: \uc190\uc2e4 \uc218\uc900\uc740 \ud604\uc7ac \uc77c\ubc18 CRGO\uc5d0 \ube44\ud574 60%\uc5d0\uc11c 70% \ub0ae\uc73c\uba70, \uac70\uc758 2500kVA \uc774\uc0c1\uae4c\uc9c0\uc758 \ubd84\ubc30 \ubc94\uc704\uc5d0\uc11c \uc810\uc810 \ub354 \uc911\uc694\ud574\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc774\ub7ec\ud55c \uc7ac\ub8cc\uc758 \ube44\uc6a9\uc740 \uc804\uccb4 \uc0b0\uc5c5\uc5d0 \uc0c1\ub2f9\ud55c \uc601\ud5a5\uc744 \ubbf8\uce58\uba70, \uacb0\uc815 \uc9c0\ud5a5 \uc804\uae30 \uc2dc\ud2b8 \uac00\uaca9\uc740 \uc5f0\uac04 20%\uc5d0\uc11c 40%\uae4c\uc9c0 \ubcc0\ub3d9\ud588\uc73c\uba70 \ube44\uc815\uc9c8 \ub9ac\ubcf8\uc758 \uc0dd\uc0b0\uc790\ub294 \ub9e4\uc6b0 \uc801\uc2b5\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\ucf54\uc5b4 \uc7ac\ub8cc<\/th>\n<th>S9\uc5d0 \ub300\ud55c \ubb34\ubd80\ud558 \uc190\uc2e4<\/th>\n<th>\uc77c\ubc18\uc801\uc778 \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8<\/th>\n<th>\uacf5\uae09 \ub178\ud2b8<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\ud45c\uc900 CRGO (30ZH120)<\/td>\n<td>\u221230% (S11 \uc218\uc900)<\/td>\n<td>\ubcfc\ub968 \ubd84\ubc30<\/td>\n<td>\ub110\ub9ac \uc0ac\uc6a9 \uac00\ub2a5<\/td>\n<\/tr>\n<tr>\n<td>\uace0\ud22c\uacfc\uc131 CRGO (27ZH090\u2013110)<\/td>\n<td>\u221240\u201350% (S13 \uc218\uc900)<\/td>\n<td>\ud504\ub9ac\ubbf8\uc5c4 \ubd84\ubc30, \uc804\ub825<\/td>\n<td>\uac00\uaca9\uc774 \uc5f0\uac04 20\u201340% \ubcc0\ub3d9<\/td>\n<\/tr>\n<tr>\n<td>\ube44\uc815\uc9c8 \ub9ac\ubcf8<\/td>\n<td>\u221260\u201370%<\/td>\n<td>\uace0\ubd80\ud558 \uacc4\uc218 \ubd84\ubc30<\/td>\n<td>\uc0dd\uc0b0\uc790\uac00 \uc801\uc74c; \uc804\ub7b5\uc801 \ud22c\uc785<\/td>\n<\/tr>\n<tr>\n<td>\ud558\uc774\ube0c\ub9ac\ub4dc \ube44\uc815\uc9c8 + CRGO<\/td>\n<td>\u221235\u201350%<\/td>\n<td>\ube44\uc6a9 \ucd5c\uc801\ud654\ub41c \uc800\uc190\uc2e4<\/td>\n<td>\uc124\uacc4 \uc758\uc874\uc801<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>10 MVA \uc6a9\ub7c9\uc758 \ubcc0\uc555\uae30\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc57d 4\u20136\ud1a4\uc758 \uad6c\ub9ac\ub97c \uac00\uc9c0\uace0 \uc788\uc73c\uba70, \ub530\ub77c\uc11c \uad6c\ub9ac \uac00\uaca9\uc774 $1,000\/\ud1a4 \uc0c1\uc2b9\ud558\uba74 \ubcc0\uc555\uae30 \ube44\uc6a9\uc5d0 $4,000\u20136,000\uc758 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \uacb0\uacfc\uc801\uc73c\ub85c, \uc804\ub825 \ubcc0\uc555\uae30 \uc0b0\uc5c5\uc758 \uac00\uaca9 \uacac\uc801\uc740 15\u201345\uc77c \ub3d9\uc548 \uc720\ud6a8\ud558\uba70, \uace0\uac1d\uc740 \uac00\uaca9 \ubcc0\ub3d9\uc5d0 \ub300\ube44\ud558\uae30 \uc704\ud574 \uace0\uc815 \uac00\uaca9 \uad6c\ub9e4 \uc8fc\ubb38\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<h2 id=\"fluids\">\uc720\uccb4: \uc5d0\uc2a4\ud130\uc758 \ubd80\uc0c1<\/h2>\n<p>\uc5d0\uc2a4\ud130 \uc720\uccb4\ub294 \uaddc\uc81c \ub610\ub294 \uc704\ud5d8 \uad00\ub9ac\uac00 \uc911\uc694\ud55c \ubd84\uc57c\uc5d0\uc11c \uc8fc\uc694 \uc694\uc18c\ub85c \uc790\uc8fc \uac04\uc8fc\ub418\uc9c0\ub9cc, \uad11\uc720\ub294 \uc5ec\uc804\ud788 \uc624\ub298\ub0a0 \uc2dc\uc7a5\uc5d0\uc11c \uc8fc\uc694 \uc81c\ud488\uc785\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uc720\uccb4<\/th>\n<th>\ubc1c\ud654\uc810<\/th>\n<th>\uc2e0\uaddc \ud504\ub85c\uc81d\ud2b8 \ube44\uc728 (\ucd94\uc815)<\/th>\n<th>\uc77c\ubc18\uc801\uc778 \uac00\uaca9 \ud504\ub9ac\ubbf8\uc5c4<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uad11\uc720<\/td>\n<td>~160\u00b0C<\/td>\n<td>75\u201385%<\/td>\n<td>\uae30\uc900\uc120<\/td>\n<\/tr>\n<tr>\n<td>\uc790\uc5f0 \uc5d0\uc2a4\ud130<\/td>\n<td>&gt;300\u00b0C<\/td>\n<td>10\u201315% \ubc0f \uc0c1\uc2b9 \uc911<\/td>\n<td>+30\u201360%<\/td>\n<\/tr>\n<tr>\n<td>\ud569\uc131 \uc5d0\uc2a4\ud130<\/td>\n<td>&gt;300\u00b0C<\/td>\n<td>3\u20138%<\/td>\n<td>+60\u2013100%<\/td>\n<\/tr>\n<tr>\n<td>\uace0\uc628 \uad11\uc720<\/td>\n<td>~300\u00b0C<\/td>\n<td>2\u20135%<\/td>\n<td>+20\u201340%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uc5d0\uc2a4\ud130 \uc720\uccb4\ub294 \uc8fc\ub85c \uc138 \uac00\uc9c0 \uc694\uc778\uc73c\ub85c \uc778\ud574 \uc218\uc6a9\ub429\ub2c8\ub2e4: \ubcf4\ud5d8\uc0ac\ub294 \ubcc0\uc555\uae30\uc5d0\uc11c K\uae09 \uc720\uccb4\uc5d0 \ub300\ud574 \ud560\uc778 \ud61c\ud0dd\uc744 \uc81c\uacf5\ud558\uace0, \ud658\uacbd \uae30\uad00\uc740 \uad11\uc720\uac00 \uae08\uc9c0\ub420 \uacf3\uc5d0\uc11c \uc5d0\uc2a4\ud130 \uc720\ub2db\uc744 \uc9c0\uc9c0\ud558\uba70, \uc5d0\uc2a4\ud130\uc5d0\uc11c \uc885\uc774 \ub178\ud654\uac00 \ub290\ub9ac\uac8c \uc9c4\ud589\ub429\ub2c8\ub2e4 (\uc885\uc774 \ub300\uc2e0 \uc720\uccb4\uc5d0\uc11c \uc218\ubd84 \ud761\uc218 \uc99d\uac00). \uc9c4\uc785 \uc7a5\ubcbd\uc5d0\ub294 \ub354 \ub192\uc740 \uac00\uaca9, \uc800\uc628\uc5d0\uc11c\uc758 \uc810\ub3c4, \uc0b0\uc5c5 \ub0b4 \uc6b4\uc601 \uacbd\ud5d8 \ubd80\uc871\uc774 \ud3ec\ud568\ub418\uc9c0\ub9cc, \ubaa8\ub4e0 \uc9d5\ud6c4\ub294 \uc5d0\uc2a4\ud130 \uc720\uccb4\uac00 \ud2b9\ud788 \uc720\ub7fd\uacfc \ubd81\ubbf8\uc5d0\uc11c \uc2dc\uc7a5 \uc810\uc720\uc728\uc744 \uacc4\uc18d \uc99d\uac00\uc2dc\ud0ac \uac83\uc784\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n<h2 id=\"digital\">\ub514\uc9c0\ud138\ud654 \ubc0f \ubaa8\ub2c8\ud130\ub9c1<\/h2>\n<p>\ub208\uc5d0 \ub744\ub294 \ucd94\uc138\ub294 \ubaa8\ub2c8\ud130\ub9c1 \uae30\uc220\uc758 \ud06c\uae30\uac00 \uc904\uc5b4\ub4dc\ub294 \uac83\uc785\ub2c8\ub2e4. \ubc1c\uc804\uae30 \uc218\uc815\uc73c\ub85c \uc778\ud574, \uc628\ub77c\uc778 DGA\ub294 \uc774\uc81c \uc911\uc804\uc555 \uc751\uc6a9 \ubd84\uc57c\uc758 \ubcc0\uc555\uae30\uc5d0\uc11c\ub3c4 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc785\ubb38\uc6a9 \uae30\uacc4\uc5d0 \ub300\ud55c \uc218\uc18c \ubaa8\ub2c8\ud130\ub294 $1500\uc5d0\uc11c $4000\uae4c\uc9c0 \uc81c\uacf5\ub418\uba70, \ub2e4\uac00\uc2a4 \ubd84\uc11d\uae30\ub294 \uc57d $8000\uc5d0\uc11c $40000\uae4c\uc9c0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. IoT \uac8c\uc774\ud2b8\uc6e8\uc774\ub294 \ubd80\ud558, \uc628\ub3c4, \uc624\uc77c \uc218\uc900 \ubc0f \ud0ed \uc704\uce58 \ub370\uc774\ud130\ub97c SCADA \ub610\ub294 \ud074\ub77c\uc6b0\ub4dc \uc11c\ube44\uc2a4\ub85c \uc804\uc1a1\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>AI \uc9c4\ub2e8\uc740 \ube44\uc728 \ud574\uc11d\ubcf4\ub2e4 \uba87 \uc8fc \ub610\ub294 \uba87 \ub2ec \uc55e\uc11c \ubb38\uc81c\ub97c \uc2dd\ubcc4\ud560 \uc218 \uc788\uac8c \ud569\ub2c8\ub2e4.<\/li>\n<li>\ub514\uc9c0\ud138 \ud2b8\uc708\uc740 IEC 60076-7 \uaddc\uc815\uc5d0 \ub530\ub77c \ud56b\uc2a4\ud31f \ubc0f \uc218\uba85 \uc608\uce21 \uacc4\uc0b0\uc744 \uc2e4\uc2dc\uac04\uc73c\ub85c \uc9c0\uc6d0\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uacbd\uc81c\uc801 \uadfc\uac70\ub294 \uac04\ub2e8\ud569\ub2c8\ub2e4. 10 MVA\uc758 DGA\ub294 \uc5f0\uac04 $200-600\uc5d0 \uccad\uad6c\ub418\uba70, \ubc1c\uc0dd\ud558\ub294 \uacc4\ud68d\ub418\uc9c0 \uc54a\uc740 \uace0\uc7a5\uc740 $200000-$1000000\uc758 \ube44\uc6a9\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uace0\uc7a5\ub960\uc758 \uc791\uc740 \uac1c\uc120\uc740 \ubaa8\ub2c8\ud130\ub9c1 \uc7a5\ube44 \ube44\uc6a9\uc744 \ud6e8\uc52c \ucd08\uacfc\ud558\uc5ec \uc9c0\ubd88\ud569\ub2c8\ub2e4. \ud2b9\uc815 \uc790\uc0b0 \uadf8\ub8f9\uc5d0 \ub300\ud574 \uc5b4\ub5a4 \uc218\uc900\uc758 \ubaa8\ub2c8\ud130\ub9c1\uc744 \uc0ac\uc6a9\ud560 \uac83\uc778\uc9c0\uac00 \uc720\uc77c\ud55c \uc9c8\ubb38\uc774\ub77c\ub294 \uac83\uc744 \uc54c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uc790\uc0b0 \ud074\ub798\uc2a4<\/th>\n<th>\uad8c\uc7a5 \ubaa8\ub2c8\ud130\ub9c1<\/th>\n<th>\uc77c\ubc18\uc801\uc778 \uc5f0\uac04 \ube44\uc6a9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\ubc30\uc804 &lt;2 MVA<\/td>\n<td>\uc5f0\uac04 \uc2e4\ud5d8\uc2e4 DGA<\/td>\n<td>$150-$400<\/td>\n<\/tr>\n<tr>\n<td>\ubc30\uc804 2-10 MVA<\/td>\n<td>\uc5f0\uac04 DGA + \uc8fc\uc694 \uc720\ub2db\uc5d0 \ub300\ud55c \uae30\ubcf8 H2 \ubaa8\ub2c8\ud130<\/td>\n<td>$200-$600 + $1,500-$4,000 (\uc77c\ud68c\uc131)<\/td>\n<\/tr>\n<tr>\n<td>\uc804\ub825 10-40 MVA<\/td>\n<td>\ub2e4\uac00\uc2a4 \uc628\ub77c\uc778 DGA, IoT \ud154\ub808\uba54\ud2b8\ub9ac<\/td>\n<td>$2,000-$8,000 \ud3ec\ud568. \ub370\uc774\ud130<\/td>\n<\/tr>\n<tr>\n<td>\uc804\ub825 &gt;40 MVA \/ \uc911\uc694<\/td>\n<td>\uc804\uccb4 \uc628\ub77c\uc778 DGA + \ub514\uc9c0\ud138 \ud2b8\uc708<\/td>\n<td>$5,000-$15,000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"supply\">\uacf5\uae09\ub9dd \uc9c0\uc5ed\ud654<\/h2>\n<p>\uc138\uacc4\ub294 2020\ub144\ub300 \ucd08\ubc18\uc5d0 \ub300\ud615 \uc804\ub825 \ubcc0\uc555\uae30\uc5d0 \ub300\ud574 18\uac1c\uc6d4\uc5d0\uc11c 36\uac1c\uc6d4\uae4c\uc9c0\uc758 \uae34 \ub9ac\ub4dc \ud0c0\uc784\uc744 \uacbd\ud5d8\ud558\uba74\uc11c \uad6c\uc870\uc801\uc778 \ubc18\uc751\uc744 \ucd09\ubc1c\ud588\uc2b5\ub2c8\ub2e4: \uc18c\ube44\uc790 \uc2dc\uc7a5 \uadfc\ucc98\uc5d0 \uacf5\uc7a5\uc774 \uc0dd\uaca8\ub098\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\ubbf8\uad6d: \uc0c8\ub85c\uc6b4 \ubcc0\uc555\uae30 \uacf5\uc7a5\uacfc \uae30\uc874\uc758 \ubcc0\uc555\uae30 \uacf5\uc7a5\uc774 2022\ub144 \uccb4\uc778 \ubc95\uacfc DOE \uae30\uc900\uc73c\ub85c\ubd80\ud130 \uc77c\ubd80 \ud61c\ud0dd\uc744 \ubcf4\uace0 \uc788\uc73c\uba70, \ubc30\uc804 \ubcc0\uc555\uae30\uc640 \uc804\ub825 \ubcc0\uc555\uae30\uc5d0 \uc9d1\uc911\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uc720\ub7fd: \uc8fc\uc694 \ubcc0\uc555\uae30 \ud06c\uae30\uc5d0 \ub300\ud55c \uc218\uc785 \uc758\uc874\ub3c4\ub97c \uc904\uc774\uae30 \uc704\ud55c EU\uc758 \ub178\ub825 \ub355\ubd84\uc5d0 \uc804\ub825 \ubcc0\uc555\uae30\uc758 \uc6a9\ub7c9\uc744 \ud655\uc7a5\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uc778\ub3c4: \ubcc0\uc555\uae30\ub97c \uc218\ucd9c\ud574\uc654\uc73c\uba70, \uc774\uc81c \uc0c8\ub85c\uc6b4 \ubcc0\uc555\uae30 \uc0dd\uc0b0 \uc2dc\uc124\uc744 \uac74\uc124\ud558\uc5ec \uc6a9\ub7c9\uc744 \ub354\uc6b1 \ub298\ub9b4 \uacc4\ud68d\uc785\ub2c8\ub2e4.<\/li>\n<li>\uc0ac\uc6b0\ub514 \uc544\ub77c\ube44\uc544 \ubc0f \uac78\ud504: \uc0c8\ub85c\uc6b4 \uc0b0\uc5c5 \uad6c\uc5ed\uacfc \uadf8\ub9ac\ub4dc \ud504\ub85c\uadf8\ub7a8\uc740 \uc9c0\uc5ed \ubcc0\uc555\uae30 \uc81c\uc870 \ub2a5\ub825\uc744 \ubcf4\uc7a5\ud560 \uac83\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>For buyers, regionalization has both plus and minuses: on the one hand, it means shorter lead times and reduced transportation costs, and on the other, increased per-unit costs in comparison with deep sea supply from China. Therefore, the optimal approach entails multiple suppliers \u2014 for single-point mission-critical machines, domestic or regional suppliers should be chosen; for bulk distribution fleets, export suppliers dominating on costs per kVA should be selected.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-10797\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/Renewables-and-Grid-Stress.webp\" alt=\"Renewables and Grid Stress\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2 id=\"renewables\">Renewables and Grid Stress<\/h2>\n<p>Solar and wind integration has led buyers to modify their specifications. This means that renewable collection transformers must deal with maximum variability in loading, more frequent voltage fluctuations, and more rigorous cyclic operating conditions than traditional distribution equipment. All of this has the following implications:<\/p>\n<ul>\n<li>More on-load tap changers are being used on the collection and grid-tied transformers, in order to control voltage fluctuations caused by variable generation.<\/li>\n<li>Insulation and cooling properties of equipment specified have also changed as a result because of the fact that the impact of cyclic loading increases aging even when average loading levels are not high.<\/li>\n<li>Ester fluids are now common for wind and solar facilities, not only for safety purposes at the base of turbines, but for the benefit of the environment.<\/li>\n<li>Efficiency is more important than ever for renewables, where saved losses mean clean energy that has not been produced.<\/li>\n<\/ul>\n<p>The same situation drives the improvements in the field of substations, which is the reason for the increasing demand for 35kV and 110kV oil-immersed transformers in the countries with high renewable targets.<\/p>\n<h2 id=\"prices\">Price Trends and What to Budget<\/h2>\n<p>Since the material is volatile and supply chain is constrained, planning budgets for oil-immersed transformers (FOB) today are:<\/p>\n<table>\n<thead>\n<tr>\n<th>Rating \/ class<\/th>\n<th>Conventional design<\/th>\n<th>Low-loss \/ amorphous<\/th>\n<th>With OLTC and monitoring<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>500 kVA distribution<\/td>\n<td>$6,000\u2013$10,000<\/td>\n<td>$8,000\u2013$13,000<\/td>\n<td>$10,000\u2013$16,000<\/td>\n<\/tr>\n<tr>\n<td>1,000 kVA distribution<\/td>\n<td>$14,000\u2013$22,000<\/td>\n<td>$18,000\u2013$28,000<\/td>\n<td>$20,000\u2013$32,000<\/td>\n<\/tr>\n<tr>\n<td>10 MVA power (35kV)<\/td>\n<td>$28,000\u2013$48,000<\/td>\n<td>$36,000\u2013$58,000<\/td>\n<td>$40,000\u2013$65,000<\/td>\n<\/tr>\n<tr>\n<td>31.5 MVA power (35kV)<\/td>\n<td>$65,000\u2013$110,000<\/td>\n<td>$80,000\u2013$135,000<\/td>\n<td>$90,000\u2013$150,000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>We can summarize three important rules for planning purposes: include 10-20% annual escalation clauses in multiyear agreements; base comparison on loss capitalisation; and get delivery slots as early as possible since the market reacts more slowly than the price.<\/p>\n<h2 id=\"brands\">How Manufacturers Are Adapting<\/h2>\n<table>\n<thead>\n<tr>\n<th>\ube0c\ub79c\ub4dc<\/th>\n<th>Adaptation focus<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\ud788\ud0c0\uce58 \uc5d0\ub108\uc9c0<\/td>\n<td>Digital transformers, HVDC and power transformer expansion<\/td>\n<\/tr>\n<tr>\n<td>\uc9c0\uba58\uc2a4 \uc5d0\ub108\uc9c0<\/td>\n<td>Digital twin services, grid-automation integration<\/td>\n<\/tr>\n<tr>\n<td>ABB<\/td>\n<td>Broad distribution portfolio, regional capacity expansion<\/td>\n<\/tr>\n<tr>\n<td>\uc288\ub098\uc774\ub354 \uc77c\ub809\ud2b8\ub9ad<\/td>\n<td>Smart distribution, EcoStruxure digital architecture<\/td>\n<\/tr>\n<tr>\n<td>Hyundai \/ Hyosung<\/td>\n<td>Power transformer scale-up, export volume<\/td>\n<\/tr>\n<tr>\n<td>\uc7a5\uc464 \uc218\ube44\uc548 \uc804\ub825<\/td>\n<td>Efficiency-grade upgrades, IEC-certified export range, ester and OLTC options<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Big multinationals are focusing on digital services and world-class engineering. At the same time, mainstream exports are based on an export tier adopting the same technologies \u2014 amorphous core, energy-efficient CRGO steel, online monitoring \u2014 for a much smaller cost.<\/p>\n<p>Jiangsu Subian Electric Power is another representative of the export tier. Its oil-immersed transformers are manufactured according to IEC 60076, have GB20052 efficiency grades and offer esters as well as on-load tap changers and DGA ports for monitoring. Subian is shipping transformers to utilities and EPCs all over Asia, Africa, Middle East and Latin America, supported by factory tests and third-party inspections. The company is providing a practical offer for buyers looking for efficiency, digitisation, and proper supply conditions. Find out more at subian-electric.com.<\/p>\n<h2 id=\"faq\">\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n<h3>What is driving transformer prices up right now?<\/h3>\n<p>There are three factors causing the increase: grain-oriented electrical steel and fluctuating copper prices (20-40% differences each year), very constrained manufacturing capacity at the global scale with large units lead times of 18-36 months, and the demand rise as a result of investments in grid and renewables. Buyers must book orders with fixed prices as soon as possible and incorporate escalation conditions in the contracts.<\/p>\n<h3>Are amorphous core transformers worth the premium?<\/h3>\n<p>In most cases, they are when it comes to heavy-load applications. The 20-30% premium pays off with 60-70% reduction in no-load losses, roughly recouping investments in 6-12 years according to industry pricing policies. For light-load transformer operation and low load factors, conventional CRGO might be found more convenient due to TCO.<\/p>\n<h3>Will mineral oil transformers disappear?<\/h3>\n<p>No, this will not happen for a long time. Mineral oil is used in 75-85% of the new projects due to its low price, good understanding, and efficiency for applications other than fire-risk and environment-sensitive sites. Use of esters will expand in certain areas, but mineral oil will remain the most popular option for many years.<\/p>\n<h3>How much does online monitoring add to a transformer order?<\/h3>\n<p>The price ranges from $1,500-4,000 for basic hydrogen\/gas measurement equipment for distribution units to $8,000-40,000 for full multi-gas DGA systems with IoT telemetry for power transformers. Payback is measured by the saved costs of failures and inspections, with standard monitoring being specified for all units above 10 MVA.<\/p>\n<h3>How do I compare bids from different regions fairly?<\/h3>\n<p>Make sure to get the final price of the unit with delivery and insurance included. Add the cost of the losses incurred in this way (this could be around 20-25 years according to the electricity tariffs), plus the value of lead time and proximity of services.<\/p>\n<h2 id=\"references\">\ucc38\uace0 \ubb38\ud5cc<\/h2>\n<ul>\n<li><a href=\"https:\/\/eur-lex.europa.eu\/eli\/reg_del\/2014\/548\/oj\" rel=\"nofollow noopener\" target=\"_blank\">EU Ecodesign Regulation 548\/2014 and amendment 2019\/1783<\/a> \u2014 The efficiency regime shaping the European transformer market.<\/li>\n<li><a href=\"https:\/\/www.energy.gov\/eere\/amo\/energy-efficiency-doe\" rel=\"nofollow noopener\" target=\"_blank\">U.S. DOE distribution transformer efficiency standards (10 CFR Part 431)<\/a> \u2014 Minimum efficiency levels and the market&#8217;s supply response.<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/publication\/637\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60076-1: Power transformers \u2013 General<\/a> \u2014 The design and testing baseline for all oil-immersed units referenced in this article.<\/li>\n<li><a href=\"https:\/\/www.iea.org\/topics\/electricity\" rel=\"nofollow noopener\" target=\"_blank\">IEA electricity and grid investment data<\/a> \u2014 Demand-side context for transformer market growth.<\/li>\n<li><a href=\"https:\/\/standards.ieee.org\/ieee\/c57.104\/7462\/\" rel=\"nofollow noopener\" target=\"_blank\">IEEE C57.104: Interpretation of Gases Generated in Oil-Immersed Transformers<\/a> \u2014 The DGA interpretation framework behind online monitoring trends.<\/li>\n<li><a href=\"https:\/\/www.sandia.gov\/app\/uploads\/sites\/163\/2024\/10\/Natural-Ester-Fluids.pdf\" rel=\"nofollow noopener\" target=\"_blank\">Sandia National Laboratories on natural ester transformer fluids<\/a> \u2014 Independent assessment of ester fluid performance and fire safety.<\/li>\n<li><a href=\"https:\/\/subian-electric.com\/ko\/\" rel=\"nofollow\">Jiangsu Subian Electric Power official site<\/a> \u2014 Efficiency-grade oil-immersed transformer products and export documentation.<\/li>\n<\/ul>\n<h2 id=\"conclusion\">\uacb0\ub860<\/h2>\n<p>The industry of oil-immersed electrical transformers is progressing at a four-pronged approach: efficiency compliance is lifting the bar, ester fluids are penetrating risky fire and environmentally sensitive areas, digital monitoring is catching up in terms of size and shape, and supply chains are adapting to prices and delivery times. Each of the above changes the dynamics of making purchasing decisions.<\/p>\n<p>Key points to remember:<\/p>\n<ul>\n<li>Efficiency compliance is now declared mandatory and not left at customer choice; check the prevailing regulations in the market you operate in.<\/li>\n<li>Use of amorphous corps and esters will raise initial costs by 10-60%, yet they provide savings in terms of TCO in the right applications.<\/li>\n<li>Allocate $1500-$40,000 for monitoring depending on how critical the asset is.Book deliveries well in advance and hedge the risks of material pricing with fixed-price<\/li>\n<li>contracts.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>The distribution utility\u2019s procurement director is analyzing three bids that the company has received for a contract for 250 transformers. The first bidder has submitted prices for S11 transformers and is offering the lowest bid. The second bidder offered a proposal for amorphous core transformers and promised that the loss differential would be paid off [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":10795,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[77],"tags":[],"class_list":["post-10794","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts\/10794","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/comments?post=10794"}],"version-history":[{"count":2,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts\/10794\/revisions"}],"predecessor-version":[{"id":10993,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts\/10794\/revisions\/10993"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/media\/10795"}],"wp:attachment":[{"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/media?parent=10794"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/categories?post=10794"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/tags?post=10794"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}