{"id":10643,"date":"2026-08-29T23:42:55","date_gmt":"2026-08-29T15:42:55","guid":{"rendered":"https:\/\/q8bbzjnpm5.wpdns.site\/?p=10643"},"modified":"2026-08-29T23:42:55","modified_gmt":"2026-08-29T15:42:55","slug":"top-10-auxiliary-transformers-in-china-for-global-buyers","status":"publish","type":"post","link":"https:\/\/subian-electric.com\/ko\/news\/top-10-auxiliary-transformers-in-china-for-global-buyers\/","title":{"rendered":"\uae00\ub85c\ubc8c \uad6c\ub9e4\uc790\ub97c \uc704\ud55c \uc911\uad6d\uc758 10\ub300 \ubcf4\uc870 \ubcc0\uc555\uae30?"},"content":{"rendered":"

\uc5d0\ub108\uc9c0 \uc7a5\ube44 \uad00\ub9ac\uc790\ub4e4\uc774 \uac78\ud504 \uc9c0\uc5ed\uc5d0\uc11c \ubcf4\uc870 \ubcc0\uc555\uae30\ub97c \ucc3e\uac70\ub098 \ub3d9\ub0a8\uc544\uc2dc\uc544\uc758 EPC \ud68c\uc0ac \uc870\ub2ec \ucc45\uc784\uc790\ub4e4\uc774 \uc911\uad6d\uc73c\ub85c \ub208\uc744 \ub3cc\ub9ac\ub294 \uacbd\ud5a5\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uadf8 \uc774\uc720\ub294 \uc27d\uac8c \uc774\ud574\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4 \u2014 \uc911\uad6d\uc740 \uc138\uacc4\uc5d0\uc11c \uac00\uc7a5 \ud070 \ubcc0\uc555\uae30 \uc81c\uc870<\/strong> \uc6a9\ub7c9\uc744 \ubcf4\uc720\ud558\uace0 \uc788\uc73c\uba70, \uc798 \ud655\ub9bd\ub41c IEC 60076 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uad00\ud589\uacfc \uc720\ub7fd\uc774\ub098 \ubd81\ubbf8\uc5d0 \uc704\uce58\ud55c \uacf5\uc7a5\ubcf4\ub2e4 \ud6e8\uc52c \ub0ae\uc740 \uac00\uaca9\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \u201c\uc911\uad6d\uc0b0\u201d\uc774\ub77c\ub294 \uc6a9\uc5b4\ub294 \ub9e4\uc6b0 \uad11\ubc94\uc704\ud55c \uc758\ubbf8\ub97c \uac00\uc9c0\uba70, \uc911\uad6d\uc5d0\uc11c \uc218\ucd9c\ub418\uae30 \uc804\uc5d0 \uacf5\uc7a5\uc5d0\uc11c \ud14c\uc2a4\ud2b8\ub41c \uc7a5\uce58\ubd80\ud130 \uc0c1\ud488 \uc7a5\ube44 \uc81c\uc791\uae4c\uc9c0 \ud3ec\ud568\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc2e0\uc911\ud558\uac8c \uc120\ud0dd\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4 \u2014 \uadf8\ub807\uc9c0 \uc54a\uc73c\uba74 \uc138\uad00 \uc9c0\uc5f0, \uc218\ub77d \ud14c\uc2a4\ud2b8 \uc2e4\ud328, \uc7ac\uc124\uacc4\uc758 \ub192\uc740 \ube44\uc6a9\uacfc \uac19\uc740 \uc704\ud5d8\uc5d0 \uc9c1\uba74\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubcf8 \uae30\uc0ac\uc5d0\uc11c\ub294 \uc911\uad6d\uc5d0\uc11c \uc81c\uacf5\ub418\ub294 \ubcf4\uc870 \ubcc0\uc555\uae30\uc758 \uac00\uc7a5 \uc77c\ubc18\uc801\uc73c\ub85c \uc694\uccad\ub418\ub294 \uc720\ud615\uacfc \uad6c\uc131, \uac01 \uc81c\ud488\uc758 \ubaa9\uc801, \uac00\uaca9 \uc218\uc900, \uad6c\ub9e4 \uc8fc\ubb38\uc744 \ud558\uae30 \uc804\uc5d0 \uacf5\uae09\uc5c5\uccb4\uc758 \ud488\uc9c8\uc744 \ud655\uc778\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud574 \uba87 \ub9c8\ub514\ub97c \uc18c\uac1c\ud569\ub2c8\ub2e4.<\/p>\n

\uac04\ub2e8\ud55c \ub2f5\ubcc0:<\/strong> \uc911\uad6d \uc81c\uc870\uc5c5\uccb4\uc758 \uc8fc\uc694 \ubcf4\uc870 \ubcc0\uc555\uae30 \uad6c\uc131\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4: (1) \uc624\uc77c \uce68\uc9c0\ud615 35\/0.4 kV \uc2a4\ud14c\uc774\uc158 \uc11c\ube44\uc2a4 \ubcc0\uc555\uae30<\/strong>; (2) 10\/0.4 kV \uc624\uc77c \uce68\uc9c0\ud615 \uc7a5\uce58; (3) \ub4dc\ub77c\uc774 \ud0c0\uc785 \uc8fc\uc870 \uc218\uc9c0 \uc7a5\uce58; (4) \uc774\uc911 \ubcf4\uc870 \uc7a5\uce58; (5) \uc624\ud504 \ud68c\ub85c \ud0ed\uc774 \uc788\ub294 \uc7a5\uce58; (6) \ubd80\ud558 \ud0ed \ubcc0\uacbd(OLTC) \uc7a5\uce58; (7) \ucef4\ud329\ud2b8 \ubc15\uc2a4\ud615 \uc2a4\ud14c\uc774\uc158 \uc11c\ube44\uc2a4 \ud328\ud0a4\uc9c0; (8) \uace0\uc784\ud53c\ub358\uc2a4 \uc7a5\uce58\ub85c \uace0\uc7a5 \uc804\ub958 \uc81c\ud55c; (9) \ud328\ub4dc \uc7a5\ucc29 \uc7a5\uce58; \ubc0f (10) \ub9de\ucda4\ud615 \ubca1\ud130 \uadf8\ub8f9 \uc124\uacc4. \uc815\uaca9 \ubc94\uc704 50\u20132,500 kVA<\/strong>, \uc218\ucd9c \uac00\uaca9\uc740 \uc77c\ubc18\uc801\uc73c\ub85c $2,000\u2013$35,000<\/strong>, \uc720\ub7fd \ube0c\ub79c\ub4dc\uc640 \ube44\uad50\ud558\uc5ec \uc57d 20\u201340% \ub0ae\uc2b5\ub2c8\ub2e4. \uae30\uc900: IEC 60076<\/strong> \uc815\uae30 \ud14c\uc2a4\ud2b8 \ubcf4\uace0\uc11c\uc640 \uc81c3\uc790 \uac80\uc0ac\uac00 \ub110\ub9ac \uc81c\uacf5\ub429\ub2c8\ub2e4.<\/p><\/blockquote>\n

\"auxiliary_transformers_article_figure_1\"<\/h2>\n

\uae00\ub85c\ubc8c \uc18c\ube44\uc790\ub4e4\uc774 \uc911\uad6d\uc758 \ubcf4\uc870 \ubcc0\uc555\uae30\ub97c \uc120\ud0dd\ud558\ub294 \uc774\uc720<\/h2>\n

\uc911\uad6d\uc740 \uc138\uacc4\uc5d0\uc11c \uac00\uc7a5 \ub9ce\uc740 \uc804\ub825 \ubc0f \ubc30\uc804 \ubcc0\uc555\uae30\ub97c \uc0dd\uc0b0\ud558\uace0 \uc788\uc73c\uba70, \ub530\ub77c\uc11c \ubcf4\uc870 \ubcc0\uc555\uae30 \uc0b0\uc5c5\uc740 \uadf8 \uaddc\ubaa8\ub85c\ubd80\ud130 \ud61c\ud0dd\uc744 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc911\uad6d \uc81c\uc870\uc5c5\uccb4\ub4e4\uc740 \ubaa8\ub4e0 \uc720\ud615\uc758 \uc624\uc77c \uce68\uc9c0\ud615 \ubc0f \ub4dc\ub77c\uc774 \ud0c0\uc785 \uc81c\ud488\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\uc73c\uba70, \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \uc720\ud615\uc758 \ubcc0\uc555\uae30\ub97c 4\uc8fc\uc5d0\uc11c 10\uc8fc \ub0b4\uc5d0 \uc0dd\uc0b0\ud560 \uc218 \uc788\ub294 \ud45c\uc900\ud654\ub41c \uacf5\uc7a5\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ube44\uc6a9\uc740 \uc720\ub7fd\uc774\ub098 \ubd81\ubbf8\uc5d0\uc11c \uc81c\uc870\ub41c \uc720\uc0ac \uc7a5\uce58\uc5d0 \ube44\ud574 \uc57d 20-40% \ub0ae\uc2b5\ub2c8\ub2e4. IEC 60076\uc774 \uc0ac\uc6a9\ub418\ub294 \uad6d\uc81c \ud45c\uc900\uc774\ubbc0\ub85c, \uc911\uad6d \ud68c\uc0ac\uc758 \uacac\uc801 \ub0b4\uc6a9\uc740 \ub3d9\uc77c\ud55c \ud45c\uc900\uc744 \uc0ac\uc6a9\ud558\ub294 \uc720\ub7fd \uacbd\uc7c1\uc5c5\uccb4\uc640 \ube44\uad50\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc911\uad6d\uc5d0\uc11c \uad6c\ub9e4\ud558\ub294 \uc704\ud5d8\uc740 \uacf5\uae09\uc5c5\uccb4 \uc120\ud0dd\uacfc \uad00\ub828\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc911\uad6d\uc758 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uc81c\uc870\uc5c5\uccb4\ub294 \ubaa8\ub4e0 \ud544\uc694\ud55c \ud14c\uc2a4\ud2b8 \ubcf4\uace0\uc11c\ub97c \uc81c\uacf5\ud558\uace0, SGS, TUV \ub610\ub294 Bureau Veritas\uc640 \uac19\uc740 \ud68c\uc0ac\uc5d0\uc11c \uc218\ud589\ud55c \uc81c3\uc790 \ud14c\uc2a4\ud2b8\uc5d0 \ub300\ud55c \uc811\uadfc\uc744 \uc81c\uacf5\ud558\uba70, \uc6d0\ud65c\ud55c \uc138\uad00 \ud1b5\uad00\uc744 \ubcf4\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc8fc\uc694 10\uac00\uc9c0 \ubcf4\uc870 \ubcc0\uc555\uae30 \uad6c\uc131<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
#<\/th>\n\uad6c\uc131<\/th>\n\uc77c\ubc18\uc801\uc778 \uc815\uaca9<\/th>\n\uc8fc\uc694 \uc6a9\ub3c4<\/th>\n<\/tr>\n<\/thead>\n
1<\/td>\n\uc624\uc77c \uce68\uc9c0\ud615 35\/0.4 kV \uc2a4\ud14c\uc774\uc158 \uc11c\ube44\uc2a4 \ubcc0\uc555\uae30<\/td>\n100\u20132,500 kVA<\/td>\n\ub300\ud615 \ubcc0\uc804\uc18c, \ubc1c\uc804\uc18c<\/td>\n<\/tr>\n
2<\/td>\n\uc624\uc77c \uce68\uc9c0\ud615 10\/0.4 kV \ubcf4\uc870 \ubcc0\uc555\uae30<\/td>\n50\u20131,250 kVA<\/td>\n\ubc30\uc804 \ubcc0\uc804\uc18c<\/td>\n<\/tr>\n
3<\/td>\n\uac74\uc2dd \uc8fc\ud615 \uc218\uc9c0 \ubcf4\uc870 \ubcc0\uc555\uae30<\/td>\n100\u20132,000 kVA<\/td>\n\uc2e4\ub0b4, \ud654\uc7ac \ubbfc\uac10\ud55c \uc124\uce58<\/td>\n<\/tr>\n
4<\/td>\n\uc774\uc911 \ubcf4\uc870 \ubcc0\uc555\uae30<\/td>\n\ub9de\ucda4\ud615<\/td>\n\ubd84\ub9ac\ub41c \ubaa8\ud130 \ubc0f \uc81c\uc5b4 \uc804\uc6d0<\/td>\n<\/tr>\n
5<\/td>\n\ud68c\ub85c \uc678 \ud0ed\uc774 \uc788\ub294 \ubcf4\uc870 \ubcc0\uc555\uae30<\/td>\n50\u20132,500 kVA<\/td>\n\uc548\uc815\uc801\uc778 \ub124\ud2b8\uc6cc\ud06c \uc804\uc555 \ubcf4\uc815<\/td>\n<\/tr>\n
6<\/td>\n\ubd80\ud558 \ud0ed \ubcc0\uacbd(OLTC) \ubcf4\uc870 \ubcc0\uc555\uae30<\/td>\n100\u20132,500 kVA<\/td>\n\ubcc0\ub3d9\ud558\ub294 \uadf8\ub9ac\ub4dc \uacf5\uae09<\/td>\n<\/tr>\n
7<\/td>\n\ucef4\ud329\ud2b8 \ubc15\uc2a4\ud615 \uc2a4\ud14c\uc774\uc158 \uc11c\ube44\uc2a4 \ud328\ud0a4\uc9c0<\/td>\n50\u2013800 kVA<\/td>\n\uc870\ub9bd\uc2dd \ubcc0\uc804\uc18c<\/td>\n<\/tr>\n
8<\/td>\n\uace0\uc784\ud53c\ub358\uc2a4 \ubcf4\uc870 \ubcc0\uc555\uae30<\/td>\n100\u20131,000 kVA<\/td>\n\uace0\uc7a5 \uc804\ub958 \uc81c\ud55c \uacc4\ud68d<\/td>\n<\/tr>\n
9<\/td>\n\ud328\ub4dc \uc7a5\ucc29 \ubcf4\uc870 \ubcc0\uc555\uae30<\/td>\n50\u2013500 kVA<\/td>\n\uc81c\ud55c\ub41c \ub610\ub294 \ubbf8\uc801 \ubbfc\uac10\ud55c \uc7a5\uc18c<\/td>\n<\/tr>\n
10<\/td>\n\ub9de\ucda4\ud615 \ubca1\ud130 \uadf8\ub8f9 \ubcf4\uc870 \ubcc0\uc555\uae30<\/td>\n\ub9de\ucda4\ud615<\/td>\n\ud2b9\ubcc4 \uc811\uc9c0 \ubc0f \ubcd1\ub82c \uacc4\ud68d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

1\u20133: \uc624\uc77c \uce68\uc9c0\ud615 \uc791\uc5c5 \ub9d0\ub69d<\/h2>\n

\ubcc0\uc804\uc18c\uc758 \ubc84\uc2a4\ub97c 0.4 kV\ub85c \ub0ae\ucd94\ub294 \uc624\uc77c \ucda9\uc804 \ubcc0\uc555\uae30\ub294 \ubcf4\uc870 \ubcc0\uc555\uae30 \uc218\ucd9c\uc5d0 \uac00\uc7a5 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uccab \ubc88\uc9f8 \uad6c\uc131\uc740 35\/0.4 kV \ubcc0\uc555\uae30\ub97c \uc9c0\uc815\ud558\uba70, \uc774\ub294 \uc8fc\ub85c 33-35 kV\uc758 \ub2e4\uc591\ud55c \uc815\uaca9(100\uc5d0\uc11c 2,500 kVA\uae4c\uc9c0)\uc73c\ub85c \ub4e4\uc5b4\uc624\ub294 \ub300\ud615 \ubcc0\uc804\uc18c\uc640 \ubc1c\uc804\uc18c\uc5d0 \uc804\ub825\uc744 \uacf5\uae09\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub450 \ubc88\uc9f8 \uad6c\uc131\uc740 10\/0.4 kV \ubcc0\uc555\uae30\ub85c, \uc774\ub294 10 kV\uc640 11 kV \uc0ac\uc774\uc758 \uc804\uc555\uc5d0\uc11c \uc6b4\uc601\ub418\ub294 \ubc30\uc804 \ubcc0\uc804\uc18c\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \ud45c\uc900\uc73c\ub85c, \ubd81\ubbf8 \uc678\ubd80\uc758 \ub300\ubd80\ubd84 \uc804\ub825\ub9dd\uc5d0\uc11c \uc6b0\uc138\ud55c \uc804\uc555\uc744 \uace0\ub824\ud560 \ub54c \ubcc0\uc555\uae30 \uc218\ucd9c\uc5d0\uc11c \uac00\uc7a5 \uc131\uacf5\uc801\uc778 \uad6c\uc131\uc785\ub2c8\ub2e4. \uc138 \ubc88\uc9f8 \uad6c\uc131\uc740 \uc218\uc9c0 \uc808\uc5f0\uc774 \uc788\ub294 \uac74\uc2dd \ubcc0\uc555\uae30\ub85c, \uae30\ubcf8\uc801\uc73c\ub85c \uc624\uc77c\uc744 \uc0ac\uc6a9\ud558\uc9c0 \uc54a\uace0 \ud654\uc7ac \uc704\ud5d8\uc774 \ub0ae\uc73c\uba70 \uc720\uc9c0 \uad00\ub9ac\uac00 \ud6e8\uc52c \uc26c\uc6b4 \uac74\uc2dd \uc124\uce58\ub97c \uc704\ud55c \uc2e4\ud589 \uac00\ub2a5\ud55c \uc194\ub8e8\uc158\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc624\uc77c\ud615 \ubcc0\uc555\uae30\ubcf4\ub2e4 20-40% \ub354 \ube44\uc309\ub2c8\ub2e4. \uc138 \uac00\uc9c0 \uad6c\uc131 \ubaa8\ub450 IEC 60076 \uaddc\ubc94\uc5d0 \ub530\ub978 \ud45c\uc900 \ud14c\uc2a4\ud2b8\ub97c \ud3ec\ud568\ud558\uba70, \ubaa8\ub450 LV \uc911\uc131\uc5d0 \ub300\ud55c \ub3d9\uc77c\ud55c \ubca1\ud130 \uadf8\ub8f9 Dyn11\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4.<\/p>\n

4\u20136: \uac74\uc2dd\ud615, \uc774\uc911 \ubcf4\uc870, \ubc0f \ud0ed\ud551 \uc635\uc158<\/h2>\n

\uad6c\uc131 #4, \uc774\uc911 \ubcf4\uc870 \uc7a5\uce58\ub294 \uc77c\ubc18\uc801\uc73c\ub85c 0.4 kV\uc778 2\uac1c\uc758 \ub3c5\ub9bd LV \uad8c\uc120\uc744 \uac00\uc9c0\uace0 \uc788\uc5b4 \ubaa8\ud130 \ubd80\ud558\uc640 \uc81c\uc5b4\/\ubcf4\ud638 \ud68c\ub85c \uac04\uc758 \uc804\uae30\uc801 \uc808\uc5f0\uc744 \uc81c\uacf5\ud558\uace0 \ubaa8\ud130\uc758 \ub3cc\uc785 \uc804\ub958\uac00 \uc81c\uc5b4 \ubc84\uc2a4\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uac83\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4. \uad6c\uc131 #5, \uc624\ud504 \ud68c\ub85c \ud0ed\uc740 \u00b12 \u00d7 2.5% \ud0ed\uc758 \uc874\uc7ac\ub85c \uc778\ud574 \ud0ed \uccb4\uc778\uc800 \uc124\uce58\uc5d0 \ucd94\uac00 \ube44\uc6a9\uc744 \ubc1c\uc0dd\uc2dc\ud0a4\uc9c0 \uc54a\uace0 \ucee4\ubbf8\uc154\ub2dd \uc2dc \uc2a4\ud14c\uc774\uc158\uc774 \ube44\uc728\uc744 \uacb0\uc815\ud560 \uc218 \uc788\uac8c \ud574\uc8fc\ubbc0\ub85c \ub290\ub9ac\uac8c \ubcc0\ud654\ud558\ub294 \ub124\ud2b8\uc6cc\ud06c\uc5d0 \ub300\ud55c \uacbd\uc81c\uc801\uc778 \uc635\uc158\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uad6c\uc131 #6, \ubd80\ud558 \ud0ed \uccb4\uc778\uc800\ub294 \uc2a4\ud14c\uc774\uc158\uc774 \uacc4\uc18d \uc6b4\uc601\ub418\ub294 \ub3d9\uc548 0.4 kV \ubc84\uc2a4\uac00 \ud5c8\uc6a9 \uac00\ub2a5\ud55c \ubc94\uc704\uc5d0 \uc720\uc9c0\ub418\ub3c4\ub85d \ud558\uba70, \uc774\ub294 \uae09\uc218 \ubc0f \uacf5\uc870 \uc2dc\uc2a4\ud15c \ub610\ub294 \uc81c\uc870 \uae30\uc5c5\uc758 \uc0dd\uc0b0 \uc8fc\uae30\ub85c \uc778\ud574 \ub124\ud2b8\uc6cc\ud06c \ubcc0\ub3d9\uc774 \ubc1c\uc0dd\ud560 \ub54c \uc801\ud569\ud558\uba70, \uc774\uc804 \uc635\uc158\ubcf4\ub2e4 10-25% \ub354 \ub9ce\uc740 \ud22c\uc790 \ud68c\uc218 \uae30\uac04\uacfc \uc815\uae30\uc801\uc778 OLTC \uc720\uc9c0 \uad00\ub9ac\uc640 \uad00\ub828\ub41c \ucd94\uac00 \ube44\uc6a9\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. 2026\ub144\uc5d0\ub294 OLTC \uc635\uc158\uc774 \uc2a4\ud14c\uc774\uc158 SCADA\uc5d0\uc11c \ud45c\uc900\uc73c\ub85c \uac04\uc8fc\ub418\ub294 \uc6d0\uaca9 \ud0ed \uc704\uce58 \ud45c\uc2dc\uae30\uc640 \uacb0\ud569\ub420 \uc608\uc815\uc785\ub2c8\ub2e4.<\/p>\n

7\u201310: \uc804\ubb38 \uad6c\uc131<\/h2>\n

\uad6c\uc131 #7, \ubc15\uc2a4\ud615 \uc2a4\ud14c\uc774\uc158 \uc11c\ube44\uc2a4 \ud328\ud0a4\uc9c0\ub85c \uc54c\ub824\uc838 \uc788\uc73c\uba70, \ubcc0\uc555\uae30\uc640 LV \uc2a4\uc704\uce58\uae30\uc5b4, \uacc4\uce21 \ubc0f \uc81c\uc5b4 \ud050\ube44\ud074\uc774 \uacf5\ud1b5 \uc2a4\ud0a4\ub4dc\uc5d0 \ud1b5\ud569\ub418\uc5b4 \uc870\ub9bd\ub41c \uc870\ub9bd\uc2dd \ubcc0\uc804\uc18c\uc758 \ud2b9\uc9d5\uc744 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uad6c\uc131\uc740 \uc2dc\uac04 \ud6a8\uc728\uc131\uc774 \uc911\uc694\ud55c \ucef4\ud329\ud2b8\ud55c \ub3c4\uc2dc \ubc0f \ucee8\ud14c\uc774\ub108\ud615 \uc2a4\ud14c\uc774\uc158\uc5d0\uc11c \uc778\uae30\ub97c \uc5bb\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ubc18\uba74, \uad6c\uc131 #8, \uc989 \uace0\uc784\ud53c\ub358\uc2a4 \uad6c\uc131\uc740 \ubcc0\uc555\uae30\uc758 \uace0\uc784\ud53c\ub358\uc2a4(\uc815\uc0c1 4-6% \ub300\uc2e0 8-12%)\ub97c \ud1b5\ud574 \uace0\uc7a5 \uc804\ub958\ub97c \ucd5c\uc18c\ud654\ud558\uace0 \ud558\ub958\uc758 \uc2a4\uc704\uce58\uae30\uc5b4 \uc815\uaca9\uc744 \ub0ae\ucd9c \uc218 \uc788\ub3c4\ub85d \uc54c\ub824\uc838 \uc788\uc73c\uba70, \ub2e8\uc810\uc740 \uc57d\uac04 \ub098\uc05c \uc804\uc555 \uc870\uc815\uc785\ub2c8\ub2e4. \uad6c\uc131 #9, \ud328\ub4dc \uc7a5\ucc29 \uad6c\uc131\uc73c\ub85c \uba85\uba85\ub41c \uc774 \uad6c\uc131\uc740 \uc8fc\uac70\uc6a9 \ubc0f \ubbf8\uc801 \uac10\uac01\uc774 \uc911\uc694\ud55c \uc7a5\uc18c\ub97c \uc704\ud574 \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4; \uc774 \uad6c\uc131\uc740 \ubd81\ubbf8\uc758 \ud328\ub4dc \uc7a5\ucc29 \uc7a5\ube44 \uad00\ub840\uc5d0 \ub9de\uc2b5\ub2c8\ub2e4. \uad6c\uc131 #10, \ub9de\ucda4\ud615 \ubca1\ud130 \uadf8\ub8f9 \uad6c\uc131\uc740 Dyn5, YNd11 \ub610\ub294 \ud2b9\ubcc4\ud55c \uc811\uc9c0 \ubc30\uce58\uc5d0 \uc720\uc6a9\ud569\ub2c8\ub2e4; \uc5ec\uae30\uc11c \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc9c0\uc6d0\uc758 \uc5ed\ud560\uc774 \uc911\uc694\ud558\uba70, \uc5f0\uacb0\uc774 \uc7a5\uce58\uc758 \ubcf4\ud638 \ubc0f \ubcd1\ub82c \uc791\ub3d9\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n\n\n\n\n\n\n\n
\uc2a4\ud14c\uc774\uc158 \uc720\ud615<\/th>\n\uad8c\uc7a5 \uad6c\uc131<\/th>\n\uc77c\ubc18\uc801\uc778 \uc815\uaca9<\/th>\n<\/tr>\n<\/thead>\n
\ub300\ud615 EHV \ubcc0\uc804\uc18c<\/td>\n\uc624\uc77c \uce68\uc9c0\ud615 35\/0.4 kV, OLTC \uc635\uc158<\/td>\n1,000\u20132,500 kVA<\/td>\n<\/tr>\n
\ubc30\uc804 \ubcc0\uc804\uc18c (10 kV)<\/td>\n\uc624\uc77c \uce68\uc9c0\ud615 10\/0.4 kV<\/td>\n100\u2013630 kVA<\/td>\n<\/tr>\n
\uc2e4\ub0b4 \/ \ub3c4\uc2dc \ubcc0\uc804\uc18c<\/td>\n\uac74\uc2dd\ud615 \uc8fc\uc870 \uc218\uc9c0<\/td>\n100\u20132,000 kVA<\/td>\n<\/tr>\n
\uc870\ub9bd\uc2dd \/ \ucee8\ud14c\uc774\ub108\ud615<\/td>\n\ubc15\uc2a4\ud615 \ubcc0\uc804\uc18c \uc11c\ube44\uc2a4 \ud328\ud0a4\uc9c0<\/td>\n50\u2013800 kVA<\/td>\n<\/tr>\n
\ubaa8\ud130+\uc81c\uc5b4 \ubd84\ub9ac\ud615 \ud50c\ub79c\ud2b8<\/td>\n\uc774\uc911 \ubcf4\uc870 \uc7a5\uce58<\/td>\n\ub9de\ucda4\ud615<\/td>\n<\/tr>\n
\uace0\uace0\uc7a5 \uc804\ub958 \ub124\ud2b8\uc6cc\ud06c<\/td>\n\uace0\uc784\ud53c\ub358\uc2a4 \uc7a5\uce58<\/td>\n100\u20131,000 kVA<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\uc911\uad6d \uacf5\uae09\uc5c5\uccb4 \uc120\uc815 \ubc29\ubc95<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n
\uae30\uc900<\/th>\n\ud655\uc778\ud560 \uc0ac\ud56d<\/th>\n<\/tr>\n<\/thead>\n
\ud45c\uc900 \uc900\uc218<\/td>\nIEC 60076 \uc124\uacc4, \uc815\uae30 \ubc0f \uc720\ud615 \uc2dc\ud5d8 \ubc94\uc704<\/td>\n<\/tr>\n
\uc2dc\ud5d8 \ubb38\uc11c<\/td>\n\ub2e8\uc704\ubcc4 \uc815\uae30 \uc2dc\ud5d8 \ubcf4\uace0\uc11c; \uc694\uccad \uc2dc \uc720\ud615 \uc2dc\ud5d8 \uc778\uc99d\uc11c<\/td>\n<\/tr>\n
\uc804\uc555 \ubc0f \ubca1\ud130 \uadf8\ub8f9<\/td>\n\uadc0\ud558\uc758 \ubc84\uc2a4 \ubc0f \uc811\uc9c0 \uacc4\ud68d\uacfc \uc815\ud655\ud788 \uc77c\uce58<\/td>\n<\/tr>\n
\ucf54\uc5b4 \ubc0f \ub3c4\uccb4<\/td>\nGOES \ub4f1\uae09 \uba85\uc2dc; \uad6c\ub9ac \ub610\ub294 \uc54c\ub8e8\ubbf8\ub284 \uc120\uc5b8<\/td>\n<\/tr>\n
\uc190\uc2e4 \ubcf4\uc99d<\/td>\n\ubcf4\uace0\uc11c\uc5d0 \ud3ec\ud568\ub41c \ubb34\ubd80\ud558 \ubc0f \ubd80\ud558 \uc190\uc2e4 \uc218\uce58, \ub370\uc774\ud130 \uc2dc\ud2b8\uc5d0\ub9cc \uad6d\ud55c\ub418\uc9c0 \uc54a\uc74c<\/td>\n<\/tr>\n
\uac80\uc0ac \uc720\uc5f0\uc131<\/td>\n\uc785\ud68c \uc2dc\ud5d8 \ub610\ub294 \uc81c3\uc790 \uac80\uc0ac \uc218\uc6a9<\/td>\n<\/tr>\n
\uc218\ucd9c \uc2e4\uc801<\/td>\n\uadc0\ud558\uc758 \uc9c0\uc5ed \ub610\ub294 \uc804\uc555 \ud074\ub798\uc2a4\uc758 \ucc38\uace0 \uc790\ub8cc<\/td>\n<\/tr>\n
\ub9ac\ub4dc \ud0c0\uc784<\/td>\n\ud45c\uc900 \ud50c\ub7ab\ud3fc \ub300 \ub9de\ucda4\ud615 \uc0ac\uc774\ud074; \uc11c\uba74\uc73c\ub85c \ud655\uc778\ub428<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\uac00\uaca9 \ubc94\uc704 \ubc0f \uac00\uaca9 \uacb0\uc815 \uc694\uc778<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n
\uad6c\uc131<\/th>\n\uc608\uc0c1 \uc218\ucd9c \uac00\uaca9 (US$)<\/th>\n<\/tr>\n<\/thead>\n
50\u2013200 kVA \uc624\uc77c \uce68\uc9c0\ud615<\/td>\n$2,000\u2013$6,000<\/td>\n<\/tr>\n
200\u2013800 kVA \uc624\uc77c \uce68\uc9c0\ud615<\/td>\n$6,000\u2013$15,000<\/td>\n<\/tr>\n
800\u20132,500 kVA \uc624\uc77c \uce68\uc9c0\ud615<\/td>\n$15,000\u2013$35,000<\/td>\n<\/tr>\n
\uac74\uc2dd\ud615 \uc8fc\uc870 \uc218\uc9c0 (100\u20132,000 kVA)<\/td>\n$4,000\u2013$40,000<\/td>\n<\/tr>\n
OLTC \uc635\uc158 \ucd94\uac00<\/td>\n+10\u201325%<\/td>\n<\/tr>\n
\ubc15\uc2a4\ud615 \uc2a4\ud0a4\ub4dc \ud328\ud0a4\uc9c0<\/td>\n+30\u201360% \ubc8c\uac70\ubc97\uc740 \ubcc0\uc555\uae30 \ub300\ube44<\/td>\n<\/tr>\n
\uc81c3\uc790 \uac80\uc0ac<\/td>\n+1\u20133% \ub610\ub294 \uace0\uc815 \uc218\uc218\ub8cc<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\uac00\uaca9\uc740 \uc911\uad6d \ud56d\uad6c\uc5d0\uc11c\uc758 FOB \uae30\uc900\uc73c\ub85c \uc608\uc0c1\ub418\uba70, \uc815\uaca9, \uc190\uc2e4, \ubca1\ud130 \uadf8\ub8f9, \uc561\uc138\uc11c\ub9ac \ubc0f \uc6b4\uc1a1 \uc870\uac74\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uc815\uaca9 \uc774\ud6c4 \uac00\uc7a5 \ud070 \uac00\uaca9 \uc694\uc778\uc740 \uc190\uc2e4 \uc0ac\uc591(\ud504\ub9ac\ubbf8\uc5c4 \ud6a8\uc728 \ucf54\uc5b4\ub294 \ub354 \ube44\uc309\ub2c8\ub2e4)\uacfc \ubb38\uc11c \ubc94\uc704(\uac80\uc0ac \ubc0f \uc720\ud615 \uc2dc\ud5d8\uc740 \ube44\uc6a9\uc744 \ucd94\uac00\ud558\uc9c0\ub9cc \uc218\uc6a9 \ud655\uc2e4\uc131\uc744 \uad6c\ub9e4\ud569\ub2c8\ub2e4)\uc785\ub2c8\ub2e4.<\/p>\n

\uc218\uc785, \uac80\uc0ac \ubc0f \ubb3c\ub958<\/h2>\n

Check compliance with requirements in writing. IEC 60076-1, -2, -3, and -5 are indicated in the order; ask which type test report the utility needs.
\nArrange for the third-party inspection. The pre-shipment inspection done at the manufacturer (by SGS, TUV, BV, or a local inspection firm) is aimed at validating test reports.
\nPlan freight transport by sea. The 2,500 kVA transformer has the approximate weight of 8\u201312 tons \u2013 check the routing, lifting points, and packing (it is usually done by wooden boxes).
\nPrepare customs documentation. Commercial invoice, packing list, certificate of origin, and the test report should accompany the consignment; check local customs requirements.
\nPlan site acceptance procedure. Compare the nameplate data of the delivered unit and the routine test data with the order data. Arrange for the pre-commissioning insulation resistance check.
\nBe prepared for maintenance. Getting the terminal diagrams, general arrangement drawings, and spare parts list prior to shipment will enable timely maintenance work.<\/p>\n\n\n\n\n\n\n\n\n\n\n
\ub2e8\uacc4<\/th>\nTypical timing<\/th>\nKey documents \/ actions<\/th>\n<\/tr>\n<\/thead>\n
Standard build<\/td>\n4\u201310 weeks<\/td>\nOrder confirmation with lead time in writing<\/td>\n<\/tr>\n
Custom build<\/td>\n12\u201320 weeks<\/td>\nGA drawing approval before production<\/td>\n<\/tr>\n
\ucd9c\ud558 \uc804 \uac80\uc0ac<\/td>\nBefore loading<\/td>\nThird-party report vs. routine test data<\/td>\n<\/tr>\n
Ocean freight<\/td>\n+2\u20136 weeks<\/td>\nFumigated crates, lift points, port routing<\/td>\n<\/tr>\n
Customs clearance<\/td>\n1\u20132 weeks<\/td>\nInvoice, packing list, CO, test report<\/td>\n<\/tr>\n
Site acceptance<\/td>\n1\u20132 days<\/td>\nNameplate check, insulation resistance test<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Supplier Landscape and Price Ranges<\/h2>\n\n\n\n\n\n\n\n\n\n\n
Supplier \/ brand<\/th>\n\uad6d\uac00<\/th>\n\uc704\uce58<\/th>\nIndicative price range (US$)<\/th>\n<\/tr>\n<\/thead>\n
ABB<\/td>\n\uc2a4\uc704\uc2a4\/\uc2a4\uc6e8\ub374<\/td>\nGlobal reference, full documentation<\/td>\n$4,000\u2013$60,000<\/td>\n<\/tr>\n
\uc9c0\uba58\uc2a4<\/td>\n\ub3c5\uc77c<\/td>\nEuropean reference, strong service network<\/td>\n$3,500\u2013$55,000<\/td>\n<\/tr>\n
\uc288\ub098\uc774\ub354 \uc77c\ub809\ud2b8\ub9ad<\/td>\n\ud504\ub791\uc2a4<\/td>\nDry-type expertise<\/td>\n$2,500\u2013$40,000<\/td>\n<\/tr>\n
\ud788\ud0c0\uce58 \uc5d0\ub108\uc9c0<\/td>\n\uc2a4\uc704\uc2a4<\/td>\nUtility-grade units<\/td>\n$4,500\u2013$70,000<\/td>\n<\/tr>\n
\uc774\ud2bc<\/td>\n\ubbf8\uad6d<\/td>\nNorth American market units<\/td>\n$2,000\u2013$35,000<\/td>\n<\/tr>\n
\uc7a5\uc464 \uc218\ube44\uc548 \uc804\ub825<\/td>\n\uc911\uad6d<\/td>\nExport-focused auxiliary transformer manufacturer<\/td>\n$2,000\u2013$35,000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Prices are indicative for 50\u20132,500 kVA units and vary with rating, losses, and accessories. ABB, Siemens, Schneider Electric, Hitachi Energy, and Eaton set the quality reference for auxiliary transformers, particularly where global framework agreements apply. For buyers sourcing from China, Jiangsu Subian Electric Power Co., Ltd belongs to the export-focused tier of manufacturers that combine IEC 60076 compliance with responsive service. Subian builds oil-immersed and dry-type auxiliary transformers in standard and custom configurations, from tens of kVA to several MVA, with the vector groups, taps, and dual-secondary options your scheme needs. Every unit ships with routine test reports, third-party inspection and witnessed tests are available, and the factory has delivered station service units to utility and EPC customers across multiple countries. Factory-direct pricing and 4\u201310 week standard lead times give global buyers the schedule and cost advantage that made China the sourcing destination in the first place. See the product range on the Subian Electric website<\/a>.<\/p>\n

\"auxiliary_transformers_article_figure_2\"<\/p>\n

\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n

Why is China a major source of auxiliary transformers?<\/h3>\n

In addition to having the most productive transformer industry, China implements proven IEC 60076 technology and has its own design methods, allowing it to keep costs that are 20-40% lower than those of European and North American firms. Export-oriented manufacturers also operate in accordance with the necessities of foreign clients and can provide relevant documentation and quality checks for their products.<\/p>\n

What is the most common rating for an exported auxiliary transformer?<\/h3>\n

The voltage levels that the customers most often write about are between 100 kVA and 1,250 kVA. 10\/0.4 kV or 35\/0.4 kV are by far the most common voltage levels for electrical equipment. 50\u2013315 kVA distribution substations buy smaller substations while big power stations and substations would have voltage level requirements of somewhere between 1,000 kVA and 2,500 kVA.<\/p>\n

How do I verify the quality of a Chinese auxiliary transformer supplier?<\/h3>\n

Four checks matter: the IEC 60076 routine test report for each unit, the type test certificate for the design, reference export projects in your region or voltage class, and the supplier\u2019s willingness to accept a witnessed test or third-party inspection. A supplier that opens its factory floor and test records to inspection is signaling confidence \u2014 treat that as a positive quality indicator.<\/p>\n

How long does delivery take and what does freight add?<\/h3>\n

Standard configurations on a manufacturer\u2019s design platform typically ship in 4\u201310 weeks; custom designs run 12\u201320 weeks. Ocean freight to the Gulf, Europe, or Southeast Asia adds 2\u20136 weeks depending on the port, and freight plus export packing typically adds 5\u201315% to the FOB price for mid-size units. Confirm the lead time in writing against your energization date.<\/p>\n

Does Subian ship auxiliary transformers to my region?<\/h3>\n

Jiangsu Subian Electric Power exports to multiple countries and can confirm recent shipments to your region as part of the reference check. The company supports international logistics, customs documentation, and third-party inspection, and provides the test reports and drawings needed for smooth site acceptance.<\/p>\n

\ucc38\uace0 \ubb38\ud5cc<\/h2>\n