{"id":363,"date":"2026-08-22T02:34:07","date_gmt":"2026-08-21T18:34:07","guid":{"rendered":"https:\/\/q8bbzjnpm5.wpdns.site\/?p=363"},"modified":"2026-08-29T23:43:42","modified_gmt":"2026-08-29T15:43:42","slug":"classification-of-power-transformers-and-their-unique-roles-in-the-power-grid","status":"publish","type":"post","link":"https:\/\/subian-electric.com\/ko\/news\/classification-of-power-transformers-and-their-unique-roles-in-the-power-grid\/","title":{"rendered":"\uc804\ub825 \ubcc0\uc555\uae30\uc758 \ubd84\ub958 \ubc0f \uc804\ub825\ub9dd\uc5d0\uc11c\uc758 \uace0\uc720\ud55c \uc5ed\ud560"},"content":{"rendered":"<p>\ubcc0\uc804\uc18c \uc5d4\uc9c0\ub2c8\uc5b4\uac00 132 kV \uc804\uc1a1 \uc5c5\uadf8\ub808\uc774\ub4dc\uc640 \uad00\ub828\ub41c \uc785\ucc30 \ubb38\uc11c\ub97c \uc0b4\ud3b4\ubcfc \ub54c, \uac80\ud1a0\ub418\ub294 \uccab \ubc88\uc9f8 \uc0ac\uc591 \uc2dc\ud2b8 \uc911 \ud558\ub098\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc804\ub825 \ubcc0\uc555\uae30 \ubd84\ub958 \ud45c\uc785\ub2c8\ub2e4. \uc798\ubabb\ub41c \uc120\ud0dd\uc740 \uc218\uc2ed\ub9cc \uc6d0\uc758 \ube44\uc6a9\uc744 \ucd08\ub798\ud560 \uc218 \uc788\uc73c\uba70, \ucee4\ubbf8\uc154\ub2dd \uacfc\uc815\uc5d0\uc11c \uba87 \uac1c\uc6d4\uc758 \uc9c0\uc5f0\uc744 \ucd08\ub798\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc804\ub825 \ubcc0\uc555\uae30 \ubd84\ub958\uc758 \uac01 \uc720\ud615\uc740 \uc804\uc555, \ubd80\ud558 \ubc0f \uc2e0\ub8b0\uc131 \uce21\uba74\uc5d0\uc11c \ud2b9\uc815 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 \ub9cc\ub4e4\uc5b4\uc84c\uc73c\uba70, \uc774\ub294 10 MVA \ubc30\uae09 \uc7a5\uce58\uac00 \uacf5\uc7a5 \ube14\ub85d\uc5d0\uc11c \uc6b4\uc601\ub418\ub4e0, 400 MVA \ubc1c\uc804\uae30 \uc2b9\uc555 \ubcc0\uc555\uae30\uac00 \uc11d\ud0c4 \ubc1c\uc804\uc18c\uc5d0 \uc124\uce58\ub418\ub4e0 \uad00\uacc4\uc5c6\uc774 \ub9c8\ucc2c\uac00\uc9c0\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc81c\uacf5\ub41c \uae30\uc0ac\ub294 \uc804\ub825 \ubcc0\uc555\uae30\ub97c \ubd84\ub958\ud558\ub294 \ubaa8\ub4e0 \uac00\ub2a5\ud55c \ubc29\ubc95\uc744 \uc124\uba85\ud569\ub2c8\ub2e4. \uc774\ub294 \uc804\ub825 \uae30\ub2a5, \uc804\uc555 \uc218\uc900, \uad8c\uc120 \uad6c\uc131, \ub0c9\uac01 \uc720\ud615 \ubc0f \uc808\uc5f0 \uc7ac\ub8cc \uc720\ud615 \ub4f1\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<blockquote><p>\uac04\ub2e8\ud788 \ub9d0\ud574, \uc804\ub825 \ubcc0\uc555\uae30\ub294 \uc2b9\uc555 \ubcc0\uc555\uae30, \uac15\uc555 \ubcc0\uc555\uae30, \ubc30\uae09 \ubcc0\uc555\uae30, \uaca9\ub9ac \ubcc0\uc555\uae30 \ubc0f \uc790\ub3d9 \ubcc0\uc555\uae30\uc640 \uac19\uc740 \uae30\ub2a5\uc5d0 \ub530\ub77c \ubd84\ub958\ub420 \uc218 \uc788\uc73c\uba70, \ubc1c\uc804\uae30 \ubcc0\uc555\uae30, \uc804\uc1a1 \ubcc0\uc555\uae30 \ubc0f \ubc30\uae09 \ubcc0\uc555\uae30\uc640 \uac19\uc740 \uc804\uc555 \ub4f1\uae09\uc5d0 \ub530\ub77c, \ub2e8\uc0c1 \ubcc0\uc555\uae30\uc640 \uc0bc\uc0c1 \ubcc0\uc555\uae30, \uc774\uc911 \uad8c\uc120 \ubcc0\uc555\uae30\uc640 \uc0bc\uc911 \uad8c\uc120 \ubcc0\uc555\uae30\uc640 \uac19\uc740 \uad8c\uc120 \uad6c\uc131\uc5d0 \ub530\ub77c, ONAN \ubcc0\uc555\uae30, ONAF \ubcc0\uc555\uae30, OFAF \ubcc0\uc555\uae30 \ubc0f ODAF \ubcc0\uc555\uae30\uc640 \uac19\uc740 \ub0c9\uac01 \ubc29\uc2dd\uc5d0 \ub530\ub77c, \uc624\uc77c \uce68\uc9c0 \ubcc0\uc555\uae30 \ubc0f \uac74\uc2dd \ubcc0\uc555\uae30\uc640 \uac19\uc740 \uc808\uc5f0 \ubc29\ubc95\uc5d0 \ub530\ub77c \ubd84\ub958\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p><\/blockquote>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-364\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/Classification-Of-Power-Transformers-And-Their-Unique-Roles-In-The-Power-Grid.webp\" alt=\"\uc804\ub825 \ubcc0\uc555\uae30\uc758 \ubd84\ub958 \ubc0f \uc804\ub825\ub9dd\uc5d0\uc11c\uc758 \uace0\uc720\ud55c \uc5ed\ud560\" width=\"1448\" height=\"1086\" \/><\/p>\n<hr \/>\n<h2 id=\"definition\">\uc804\ub825 \ubcc0\uc555\uae30\ub780 \ubb34\uc5c7\uc778\uac00? (\uc815\uc758 \ubc0f \ud575\uc2ec \uae30\ub2a5)<\/h2>\n<p>\uc804\ub825 \ubcc0\uc555\uae30\ub294 \uc804\uc790\uae30 \uc720\ub3c4 \uacfc\uc815\uc744 \ud1b5\ud574 \ub450 \uac1c \uc774\uc0c1\uc758 \ud68c\ub85c\ub97c \ud1b5\ud574 \uc804\ub825\uc744 \uc804\uc1a1\ud558\ub294 \uc815\uc801 \uc804\uc790\uae30 \uae30\uae30\ub85c, \uc804\uc555 \uc218\uc900\uc744 \ubcc0\uacbd\ud558\uba74\uc11c \uc8fc\ud30c\uc218\uc640 \uac89\ubcf4\uae30 \uc804\ub825\uc744 \uc77c\uc815\ud558\uac8c \uc720\uc9c0\ud569\ub2c8\ub2e4(\uc190\uc2e4\uc774 \uc788\ub294 \uacbd\uc6b0). \ubc30\uae09 \ubcc0\uc555\uae30\uac00 \uc8fc\ub85c \uc18c\ube44\ub97c \uc704\ud55c \ucd5c\uc885 \uc804\uc555 \uac15\ud558\ub97c \uc218\ud589\ud558\ub294 \ubc18\uba74, \uc804\ub825 \ubcc0\uc555\uae30\ub294 200 kVA \uc774\uc0c1\uc758 \uc815\uaca9\uc744 \uac00\uc9c4 \ubcc0\uc804\uc18c, \ubc1c\uc804\uc18c \ubc0f \ub300\uaddc\ubaa8 \uc0b0\uc5c5\uc5d0\uc11c \ubc1c\uacac\ub418\uba70, 3.3 kV\uc5d0\uc11c 1,150 kV \ub4f1\uae09\uc758 \uc804\uc555\uc744 \ucc98\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc804\ub825 \ubcc0\uc555\uae30\ub294 \uc138 \uac00\uc9c0 \uac12\uc73c\ub85c \ud2b9\uc9d5\uc9c0\uc5b4\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4: kVA \ub610\ub294 MVA\uc758 \uc815\uaca9 \uac89\ubcf4\uae30 \uc804\ub825, \uc815\uaca9 \uc804\uc555 \ube44\uc728 \ubc0f \ub2e8\ub77d \uc2dc \uc784\ud53c\ub358\uc2a4(\uc774\ub294 \uad6d\uc81c \ud45c\uc900 IEC 60076-5\uc5d0 \ub530\ub77c \uc77c\ubc18\uc801\uc73c\ub85c 5%\uc640 15% \uc0ac\uc774\uc785\ub2c8\ub2e4). \ucd5c\ub300 \uc791\ub3d9 \uc6a9\ub7c9\uc5d0\uc11c \ubcc0\uc555\uae30\uc758 \ud6a8\uc728\uc131\uc740 \uc77c\ubc18\uc801\uc73c\ub85c 98%\uc640 99.7% \uc0ac\uc774\uc785\ub2c8\ub2e4. \uadf8\ub807\uae30 \ub54c\ubb38\uc5d0 \uc720\ud2f8\ub9ac\ud2f0\ub294 \uc190\uc2e4\uc774 \uc801\uc740 \ube44\uc815\uc9c8 \ucf54\uc5b4 \uc124\uacc4\uc640 \uace0\ud488\uc9c8\uc758 \uacb0\uc815 \uc9c0\ud5a5 \uc2e4\ub9ac\ucf58 \uac15\ucca0\uc5d0 \ub9ce\uc740 \ub3c8\uc744 \uc4f8 \uc758\ud5a5\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 id=\"how-it-works\">\uc804\ub825 \ubcc0\uc555\uae30\uc758 \uc791\ub3d9 \uc6d0\ub9ac: \uc804\uc790\uae30 \uc6d0\ub9ac<\/h2>\n<p>\uae30\ubcf8 \uc791\ub3d9 \uc6d0\ub9ac\ub294 \ud328\ub7ec\ub370\uc774\uc758 \uc804\uc790\uae30 \uc720\ub3c4 \ubc95\uce59\uc5d0 \uae30\ubc18\ud569\ub2c8\ub2e4. 1\ucc28 \uad8c\uc120\uc5d0\uc11c\uc758 \uad50\ub958\ub294 \uc2e4\ub9ac\ucf58 \uac15\ucca0 \ucf54\uc5b4\uc5d0\uc11c \ubcc0\ub3d9\ud558\ub294 \uc790\uae30 \ud50c\ub7ed\uc2a4\ub97c \uc0dd\uc131\ud558\uc5ec 2\ucc28 \uad8c\uc120\uacfc \uc5f0\uacb0\ub418\uace0, \uace0\uc804\uc801\uc778 \uacf5\uc2dd\uc5d0 \ub530\ub77c \ud68c\uc804 \uc218\uc5d0 \ube44\ub840\ud558\ub294 \uc804\uc790\uae30\ub825(emf)\uc744 \uc720\ub3c4\ud569\ub2c8\ub2e4:<\/p>\n<p>Vprimary \/ Vsecondary = Nprimary \/ Nsecondary (\uc774\uac83\uc740 \uad8c\uc120 \ube44\uc728\ub85c \uc54c\ub824\uc838 \uc788\uc2b5\ub2c8\ub2e4), \ub530\ub77c\uc11c Iprimary \u00d7 Vprimary \u2248 Isecondary \u00d7 Vsecondary\ub294 \ub2e4\ub978 \uc870\uac74\uc774 \uc774\uc0c1\uc801\uc77c \uacbd\uc6b0 \uc131\ub9bd\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc2b9\uc555 \ubaa8\ub4dc\uc5d0\uc11c \uc791\ub3d9\ud558\ub294 \ubcc0\uc555\uae30\ub294 2\ucc28 \uad8c\uc120\uc5d0 1\ucc28\ubcf4\ub2e4 \ub354 \ub9ce\uc740 \uad8c\uc120\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uac15\uc555 \ubaa8\ub4dc\uc5d0\uc11c \uc791\ub3d9\ud558\ub294 \ubcc0\uc555\uae30\ub294 1\ucc28 \ucf54\uc77c\uc5d0 \ub354 \ub9ce\uc740 \uad8c\uc120\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc2e4\uc81c \uc804\ub825 \ubcc0\uc555\uae30\ub294 \uad6c\ub9ac \uc190\uc2e4(I\u00b2R \uc190\uc2e4)\uacfc \ucca0 \uc190\uc2e4(\ud788\uc2a4\ud14c\ub9ac\uc2dc\uc2a4 \ubc0f \uc640\ub958 \uc804\ub958\ub85c \uc778\ud55c)\ub85c \uc778\ud574 \uc57d 0.3%\uc5d0\uc11c 2%\uc758 \uc190\uc2e4\ub85c \uc791\ub3d9\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \ubaa8\ub4e0 \ubcc0\uc555\uae30\uc758 \uae30\uc220\uc801 \ud2b9\uc131\uc740 \ud6a8\uc728 \uc218\uc900\uc744 \uc5b8\uae09\ud558\uba70, \uc774\ub294 50%, 75% \ub610\ub294 100%\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 id=\"classification-by-function\">\uae30\ub2a5\uc5d0 \uc758\ud55c \ubd84\ub958: \uc2b9\uc555, \uac15\uc555, \ubc30\uc804, \uc790\ub3d9<\/h2>\n<p>\uae30\ub2a5\uc740 \uc804\ub825 \ubcc0\uc555\uae30\ub97c \ubd84\ub958\ud558\ub294 \uac00\uc7a5 \uc2e4\uc6a9\uc801\uc778 \uc218\ub2e8\uc73c\ub85c, \uc5d0\ub108\uc9c0 \uc804\uc1a1\uc5d0\uc11c \uc7a5\uce58\uc758 \uc704\uce58\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ub2e4\uc74c \ud45c\ub294 \uadf8\ub9ac\ub4dc\uc5d0\uc11c \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc774 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ud558\ub294 \ub124 \uac00\uc9c0 \ub2e4\ub978 \uae30\ub2a5\uc801 \ubcc0\uc555\uae30 \uacc4\uc5f4\uc744 \uc694\uc57d\ud569\ub2c8\ub2e4.<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"6\">\n<caption>\uc804\ub825 \ubcc0\uc555\uae30\uc758 \uae30\ub2a5\uc801 \ubd84\ub958<\/caption>\n<tbody>\n<tr>\n<th>\uae30\ub2a5<\/th>\n<th>\uc804\uc555 \ubcc0\ud654\uc758 \uc804\ud615<\/th>\n<th>\uc804\ud615\uc801\uc778 \uc815\uaca9<\/th>\n<th>\uc704\uce58<\/th>\n<\/tr>\n<tr>\n<td>\ubc1c\uc804\uae30 \uc2b9\uc555(GSU)<\/td>\n<td>11\u201327 kV \u2192 110\u2013765 kV<\/td>\n<td>100\u20131,200 MVA<\/td>\n<td>\ubc1c\uc804\uc18c, \ud48d\ub825 \ubc0f \ud0dc\uc591\uad11 \ubc1c\uc804\uc18c<\/td>\n<\/tr>\n<tr>\n<td>\uc1a1\uc804 \uac15\uc555<\/td>\n<td>220\u2013765 kV \u2192 66\u2013132 kV<\/td>\n<td>50\u2013400 MVA<\/td>\n<td>HV \ubcc0\uc804\uc18c<\/td>\n<\/tr>\n<tr>\n<td>\ud558\uc1a1\uc804 \/ \ubc30\uc804<\/td>\n<td>33\u2013132 kV \u2192 6.6\u201335 kV<\/td>\n<td>1\u201320 MVA<\/td>\n<td>1\ucc28 \ubcc0\uc804\uc18c, \uc0b0\uc5c5 \uacf5\uae09\uc120<\/td>\n<\/tr>\n<tr>\n<td>\uc790\ub3d9 \ubcc0\uc555\uae30<\/td>\n<td>\uc608: 220 kV \u2192 110 kV<\/td>\n<td>100\u20131,000 MVA<\/td>\n<td>\uadf8\ub9ac\ub4dc \ub808\ubca8 \uac04\uc758 \uc0c1\ud638 \uc5f0\uacb0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>GSU(\ubc1c\uc804\uae30 \uc2b9\uc555) \ubcc0\uc555\uae30\ub294 \ubc1c\uc804\uc18c \ub0b4\uc5d0\uc11c \uac00\uc7a5 \uac00\uce58 \uc788\ub294 \uc7a5\ube44\ub85c, \uc2a4\ud399\ud2b8\ub7fc\uc758 \ubc1c\uc804\uae30 \ub05d\uc5d0 \uc704\uce58\ud569\ub2c8\ub2e4. \uc2e4\uc81c\ub85c, \uc5f4 \ubc1c\uc804\uc18c\uc758 600 MVA GSU \ubcc0\uc555\uae30\ub294 $800,000\uc5d0\uc11c $2.5 \ubc31\ub9cc \uc0ac\uc774\uc758 \uac00\uaca9\uc774 \ucc45\uc815\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc790\ub3d9 \ubcc0\uc555\uae30\ub294 \uc804\ud1b5\uc801\uc778 2\uad8c\uc120 \ubcc0\uc555\uae30\ubcf4\ub2e4 \uc791\uace0 \uc800\ub834\ud55c \uacbd\ud5a5\uc774 \uc788\uc9c0\ub9cc, \uc77c\ubd80 \uad8c\uc120\uc774 \uacf5\uc720\ub418\uae30 \ub54c\ubb38\uc5d0 \uac00\ub2a5\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc0c1\ud638 \uc5f0\uacb0 \uc720\ud2f8\ub9ac\ud2f0 \ud68c\uc0ac\ub294 220\/110 kV \ub610\ub294 400\/220 kV\uc640 \uac19\uc740 \uc800\ube44\uc728 \uc804\uc555 \uc751\uc6a9\uc744 \uc704\ud574 \uc790\ub3d9 \ubcc0\uc555\uae30\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc744 \uc120\ud0dd\ud560 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-365\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/Classification-by-Function-Step-Up-Step-Down-Distribution-Auto.webp\" alt=\"\uae30\ub2a5\uc5d0 \ub530\ub978 \ubd84\ub958 \ub2e8\uacc4-\uc5c5, \ub2e8\uacc4-\ub2e4\uc6b4, \ubc30\uc804, \uc790\ub3d9\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2 id=\"classification-by-voltage\">\uadf8\ub9ac\ub4dc \ub0b4 \uc804\uc555 \uc218\uc900\uc5d0 \uc758\ud55c \ubd84\ub958<\/h2>\n<p>\uc804\uc555 \ud074\ub798\uc2a4\ub294 \uc808\uc5f0 \uc124\uacc4 \ubc0f \uc5d0\ub108\uc9c0 \uc7a5\ube44 \uc124\uacc4\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\uba70, \uc808\uc5f0 \uae30\uc220\uc744 \ud3ec\ud568\ud569\ub2c8\ub2e4. \uc5d0\ub108\uc9c0 \uc7a5\ube44\uc758 \uac00\uaca9\uc740 \uc804\uc555 \ud074\ub798\uc2a4\uc5d0 \uc601\ud5a5\uc744 \ubc1b\uc2b5\ub2c8\ub2e4. IEC 60076-1 \ubc0f IEEE C57.12.00 \ub450 \ud45c\uc900\uc774 \uc808\uc5f0 \uae30\uc220\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"6\">\n<caption>\uc804\ub825 \ubcc0\uc555\uae30\uc758 \uc804\uc555 \ud074\ub798\uc2a4<\/caption>\n<tbody>\n<tr>\n<th>\uadf8\ub9ac\ub4dc \ub808\ubca8<\/th>\n<th>\uc815\uaca9 \uc804\uc555<\/th>\n<th>BIL(\ub099\ub8b0 \uc784\ud384\uc2a4 \ub0b4\uc804\uc555)<\/th>\n<th>\uc804\ud615\uc801\uc778 \uc5ed\ud560<\/th>\n<\/tr>\n<tr>\n<td>\ubc1c\uc804\uae30 \uc804\uc555<\/td>\n<td>3\u201333 kV<\/td>\n<td>40\u2013200 kV<\/td>\n<td>GSU \uc785\ub825 \uce21, \ubcf4\uc870 \uc804\uc6d0<\/td>\n<\/tr>\n<tr>\n<td>\uc911\uc804\uc555(MV)<\/td>\n<td>6\u201335 kV<\/td>\n<td>75\u2013250 kV<\/td>\n<td>\ubc30\uc804 \ubcc0\uc804\uc18c, \uc0b0\uc5c5<\/td>\n<\/tr>\n<tr>\n<td>\uace0\uc804\uc555(HV)<\/td>\n<td>66\u2013220 kV<\/td>\n<td>325\u2013950 kV<\/td>\n<td>\uc9c0\uc5ed \uc804\uc1a1<\/td>\n<\/tr>\n<tr>\n<td>\ucd08\uace0\uc555 (EHV)<\/td>\n<td>330\u2013765 kV<\/td>\n<td>1,175\u20131,950 kV<\/td>\n<td>\uad6d\uac00 \uc804\uc1a1 \ubc31\ubcf8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uc804 \uc138\uacc4\uc801\uc73c\ub85c \uc124\uce58\ub41c \ubaa8\ub4e0 \ubcc0\uc555\uae30 \uc911 \uc57d 70%\uac00 \ubc30\uc804 \ub2e8\uacc4\uc5d0 \uc788\uc9c0\ub9cc, \uc774\ub4e4\uc740 \ube44\uc6a9\uc758 \uc57d 30%\ub9cc \ucc28\uc9c0\ud569\ub2c8\ub2e4. 500-kV \uc804\uae30 \uc2dc\uc2a4\ud15c\uacfc 1,550\uc758 BIL \uac12\uc744 \uac00\uc9c4 \uace0\uc804\uc555 \uc7a5\uce58\ub294 \ub450\uaebc\uc6b4 \uc808\uc5f0, \ub113\uc740 \uc911\uc131 \uc601\uc5ed \ubc0f \ud2b9\ubcc4\ud55c \uc2dc\ud5d8 \uc808\ucc28(IEC 60076-3\uc5d0 \ub530\ub978 \ubd80\ubd84 \ubc29\uc804 \uc2dc\ud5d8 \ubc0f \uc784\ud384\uc2a4 \uc2dc\ud5d8)\uc758 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\ubbc0\ub85c, \uac15\ub825\ud55c \ubcc0\uc555\uae30\ub97c \uc124\uce58\ud558\ub824\uba74 $1.5\u2013$3 \ubc31\ub9cc \uc6d0\uc744 \uc9c0\ucd9c\ud574\uc57c \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 id=\"classification-by-phase-winding\">\uc704\uc0c1 \ubc0f \uad8c\uc120 \uad6c\uc131\uc5d0 \ub530\ub978 \ubd84\ub958<\/h2>\n<p>\uc804\ub825 \ubcc0\uc555\uae30\ub294 \uad6c\uc870\uc5d0 \ub530\ub77c \ub2e8\uc0c1 \ubcc0\uc555\uae30 \ub610\ub294 \uc0bc\uc0c1 \ubcc0\uc555\uae30\ub85c \ubd84\ub958\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uc720\ud615\ubfd0\ub9cc \uc544\ub2c8\ub77c \uad8c\uc120 \uc218\uc5d0 \ub530\ub77c \ub450 \uad8c\uc120 \ubcc0\uc555\uae30, \uc138 \uad8c\uc120 \ubcc0\uc555\uae30 \ub610\ub294 \uc790\ub3d9 \uad6c\uc131 \ubcc0\uc555\uae30\ub85c \ub098\ub269\ub2c8\ub2e4. \ub2e8\uc0c1 \ubcc0\uc555\uae30\ub294 \uc800\ub834\ud558\uace0 \uc6b4\ubc18\uc774 \uc6a9\uc774\ud558\uc5ec \ud2b9\ud788 \uac00\uc7a5 \ub192\uc740 EHV \ub4f1\uae09(\uc608: 500 kV\uc5d0\uc11c \uc791\ub3d9\ud558\ub294 \uc138 \uac1c\uc758 \ub2e8\uc0c1 \ubcc0\uc555\uae30\ub85c \uad6c\uc131\ub41c 3\u00d7333 MVA \ubc45\ud06c \ud615\uc131)\uc5d0 \uc720\ub9ac\ud558\uac8c \ubc1b\uc544\ub4e4\uc5ec\uc9c0\uba70, 300 MVA \uc774\ud558\uc758 \ubcc0\ub3d9\uc5d0 \ub300\ud574\uc11c\ub294 \uc190\uc2e4, \ube44\uc6a9 \ud6a8\uc728\uc801\uc778 \uc194\ub8e8\uc158 \ubc0f \ud6a8\uc728\uc131 \uce21\uba74\uc5d0\uc11c \ub2e8\uc0c1 \ubcc0\uc555\uae30\ubcf4\ub2e4 \uc0bc\uc0c1 \ubcc0\uc555\uae30\uac00 \ub354 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc0bc\uad8c\uc120 \ubcc0\uc555\uae30\ub294 \uc81c3\uc758 \uad8c\uc120\uc744 \uac16\ucd94\uace0 \uc788\uc5b4 \ud45c\uc900 \uc804\uae30 \ubd80\ud558\ubfd0\ub9cc \uc544\ub2c8\ub77c \uace0\uc870\ud30c \ud544\ud130 \ubc0f \uc81c3 \uc804\uc555(\uc608: 220\/110\/35 kV)\uc744 \uc720\ub3c4\ud558\ub294 \ub370 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubca1\ud130 \uadf8\ub8f9\uc740 Dyn11, YNyn0, YNd11 \ub4f1\uacfc \uac19\uc740 \ud2b9\ubcc4\ud55c \uae30\ud638\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc815\uc758\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub294 \ubcc0\uc555\uae30 \uad6c\uc131 \ubc0f \uc804\uc555\uc758 \uc9c0\uc810\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n<h2 id=\"classification-by-cooling\">\ub0c9\uac01 \ubc29\ubc95\uc5d0 \ub530\ub978 \ubd84\ub958 (IEC 60076-2)<\/h2>\n<p>\ub0c9\uac01 \uc2dc\uc2a4\ud15c\uc740 \ubcc0\uc555\uae30\uac00 \uc548\uc804\ud558\uac8c \ucc98\ub9ac\ud560 \uc218 \uc788\ub294 \ucd5c\ub300 \uc804\uae30 \uc5d0\ub108\uc9c0\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4. IEC 60076-2\uc5d0 \ub530\ub77c \uc0ac\uc6a9\ub418\ub294 \uc57d\uc5b4\ub294 \ub0c9\uac01 \ub9e4\uccb4\uc758 \uc720\ud615\uacfc \uc21c\ud658 \ubc29\ubc95\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"6\">\n<caption>\ub0c9\uac01 \ubc29\ubc95 \ubd84\ub958 (IEC 60076-2)<\/caption>\n<tbody>\n<tr>\n<th>\ub0c9\uac01 \ucf54\ub4dc<\/th>\n<th>\uc758\ubbf8<\/th>\n<th>\uc804\ud615\uc801\uc778 \uc815\uaca9<\/th>\n<th>\ubd80\ud558 \uc6a9\ub7c9 \ub300 ONAN<\/th>\n<\/tr>\n<tr>\n<td>ONAN<\/td>\n<td>\uc624\uc77c \uc790\uc5f0, \uacf5\uae30 \uc790\uc5f0<\/td>\n<td>50 kVA\u201360 MVA<\/td>\n<td>\uae30\uc900\uc120 (100%)<\/td>\n<\/tr>\n<tr>\n<td>ONAF<\/td>\n<td>\uc624\uc77c \uc790\uc5f0, \uacf5\uae30 \uac15\uc81c(\ud32c)<\/td>\n<td>1\u2013150 MVA<\/td>\n<td>\u2248120\u2013135%<\/td>\n<\/tr>\n<tr>\n<td>OFAF<\/td>\n<td>\uc624\uc77c \uac15\uc81c, \uacf5\uae30 \uac15\uc81c<\/td>\n<td>10\u2013300 MVA<\/td>\n<td>\u2248140\u2013160%<\/td>\n<\/tr>\n<tr>\n<td>ODAF<\/td>\n<td>\uc624\uc77c \uc720\ub3c4, \uacf5\uae30 \uac15\uc81c<\/td>\n<td>100\u20131,200 MVA<\/td>\n<td>\u2248150\u2013170%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\ub450 \uac00\uc9c0 \ub0c9\uac01 \ubaa8\ub4dc\uc778 ONAN \ubc0f ONAF\uc5d0\uc11c \uc791\ub3d9\ud558\ub3c4\ub85d \uc124\uacc4\ub41c \ubcc0\uc555\uae30\ub294 \uc804\ub825 \uc720\ud2f8\ub9ac\ud2f0\uac00 \uc815\uc0c1\uc801\uc778 \uc0c1\ud669\uc5d0\uc11c \uc790\uc5f0 \ub0c9\uac01 \ubaa8\ub4dc\ub85c \uc6b4\uc601\ud560 \uc218 \uc788\uc73c\uba70, \uac11\uc791\uc2a4\ub7ec\uc6b4 \uacfc\ubd80\ud558 \uc2dc \ud32c\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \u201c40\/56 MVA ONAN\/ONAF\u201d\ub85c \ud45c\uc2dc\ub41c 40 MVA \uc6a9\ub7c9\uc758 \ubcc0\uc555\uae30\uac00 \uc720\ud6a8\ud55c \uc608\uc785\ub2c8\ub2e4. \ud32c\uc774\ub098 \uc624\uc77c \ud38c\ud504\uc640 \uac19\uc740 \ud544\uc218 \uc7a5\uce58 \uad6c\uc131 \uc694\uc18c\ub294 \uc720\uc9c0 \uad00\ub9ac\uac00 \uac04\ub2e8\ud558\uc9c0 \uc54a\uc73c\ubbc0\ub85c, \uc791\uc740 \ubcc0\uc804\uc18c\ub294 ONAN \uc124\uacc4\ub9cc \uc120\ud638\ud569\ub2c8\ub2e4.<\/p>\n<h2 id=\"classification-by-insulation\">\uc624\uc77c \uce68\uc9c0\ud615 \ub300 \uac74\uc2dd \uc804\ub825 \ubcc0\uc555\uae30<\/h2>\n<p>\uc808\uc5f0 \ub9e4\uccb4\ub294 \uac00\uaca9, \uc548\uc804 \ubc0f \uc0ac\uc6a9\uc758 \ucc28\uc774\ub85c \ub450 \uac00\uc9c0 \ub69c\ub837\ud55c \ubc94\uc8fc\ub85c \uc2dc\uc7a5\uc744 \ub098\ub215\ub2c8\ub2e4.<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"6\">\n<caption>\uc624\uc77c \uce68\uc9c0\ud615 \ub300 \uac74\uc2dd \ubcc0\uc555\uae30<\/caption>\n<tbody>\n<tr>\n<th>\ub9e4\uac1c\ubcc0\uc218<\/th>\n<th>\uc720\uc785<\/th>\n<th>\uac74\uc2dd\ud615 (\uc8fc\uc870 \uc218\uc9c0 \/ VPI)<\/th>\n<\/tr>\n<tr>\n<td>\uc808\uc5f0 \ub9e4\uccb4<\/td>\n<td>\uad11\uc720 \ub610\ub294 \uc5d0\uc2a4\ud130<\/td>\n<td>\uc5d0\ud3ed\uc2dc \uc218\uc9c0 \/ \uacf5\uae30<\/td>\n<\/tr>\n<tr>\n<td>\uc77c\ubc18\uc801\uc778 \uc815\uaca9<\/td>\n<td>50 kVA\u20131,200 MVA<\/td>\n<td>100 VA\u201340 MVA<\/td>\n<\/tr>\n<tr>\n<td>\uac00\uaca9 (1 MVA \ud074\ub798\uc2a4)<\/td>\n<td>$18,000\u2013$45,000<\/td>\n<td>$28,000\u2013$70,000<\/td>\n<\/tr>\n<tr>\n<td>\ud654\uc7ac \/ \ud658\uacbd \uc704\ud5d8<\/td>\n<td>\ub354 \ub192\uc740 (\uc624\uc77c \uaca9\ub9ac\uac00 \ud544\uc694\ud568)<\/td>\n<td>\ub0ae\uc740, \ub09c\uc5f0\uc131<\/td>\n<\/tr>\n<tr>\n<td>\ucd5c\uc801\uc758 \uc704\uce58<\/td>\n<td>\uc625\uc678 \ubcc0\uc804\uc18c<\/td>\n<td>\uc2e4\ub0b4, \uace0\uce35, \ud574\uc591<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uc624\uc77c\uc758 \ud6a8\uc728\uc801\uc778 \uc720\uc804 \ud2b9\uc131\uc73c\ub85c \uc778\ud574 0-2 MVA \ubc94\uc704\uc5d0\uc11c \uc9c0\ubc30\uc801\uc778 \uc624\uc77c \uce68\uc9c0 \ubcc0\uc555\uae30\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uac74\ubb3c, \ubcd1\uc6d0 \ubc0f \ud654\uc7ac \uc704\ud5d8\uc73c\ub85c \uc778\ud574 \uc624\uc77c\ub85c \ucc44\uc6cc\uc9c4 \ubcc0\uc555\uae30\uc758 \uc0ac\uc6a9\uc744 \uae08\uc9c0\ud558\ub294 \ubc95\ub960(NFPA 70 \ub4f1)\uc774 \uc788\ub294 \ud574\uc591 \ubc0f \uc721\uc0c1\uc758 \uc11d\uc720 \uad74\ucc29 \ud50c\ub7ab\ud3fc\uacfc \uac19\uc740 \uc7a5\uc18c\uc5d0\uc11c\ub294 \uac74\uc2dd \ubcc0\uc555\uae30\uac00 \ub354 \ub098\uc740 \uc131\ub2a5\uc744 \ubc1c\ud718\ud569\ub2c8\ub2e4. \uc8fc\uc870 \uc218\uc9c0 \ubcc0\uc555\uae30\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc720\uc0ac\ud55c \uc624\uc77c \ubaa8\ub378\ubcf4\ub2e4 40%-60% \ub354 \ube44\uc2f8\uc9c0\ub9cc, \uc624\uc77c \uc800\uc7a5 \uad6c\ub369\uc774\uc640 \uc18c\ud654 \uc2dc\uc2a4\ud15c\uc774 \ud544\uc694\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 id=\"specifications\">\uc77c\ubc18 \ubcc0\uc555\uae30 \ud074\ub798\uc2a4\uc5d0 \ub300\ud55c \uc8fc\uc694 \uc0ac\uc591 \ud45c<\/h2>\n<p>\ubcc0\uc555\uae30 \ubaa8\ub378 \uac04\uc758 \uacf5\uc815\ud55c \ube44\uad50\ub97c \uc704\ud574 \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \uac01 \uc635\uc158\uc5d0 \ub300\ud55c \ud544\uc694\ud55c \uae30\ubcf8 \ub9e4\uac1c\ubcc0\uc218\ub97c \uc120\ud0dd\ud569\ub2c8\ub2e4. \uc544\ub798 \ucc28\ud2b8 \uc911 \ud558\ub098\ub294 \uc138 \uac00\uc9c0 \uc804\ud615\uc801\uc778 \uc7a5\uce58\uc758 \uba85\ud310 \ub370\uc774\ud130\ub97c \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"6\">\n<caption>\uc77c\ubc18 \uc804\ub825 \ubcc0\uc555\uae30 \ud074\ub798\uc2a4\uc5d0 \ub300\ud55c \uc0d8\ud50c \uc0ac\uc591<\/caption>\n<tbody>\n<tr>\n<th>\ub9e4\uac1c\ubcc0\uc218<\/th>\n<th>\ubc30\uc804 \uc7a5\uce58<\/th>\n<th>\ubcc0\uc804\uc18c \uc804\ub825 \uc7a5\uce58<\/th>\n<th>GSU \uc7a5\uce58<\/th>\n<\/tr>\n<tr>\n<td>\uc815\uaca9 \uc804\ub825<\/td>\n<td>1,000 kVA<\/td>\n<td>20 MVA<\/td>\n<td>250 MVA<\/td>\n<\/tr>\n<tr>\n<td>\uc804\uc555 \ube44\uc728<\/td>\n<td>11\/0.4 kV<\/td>\n<td>110\/20 kV<\/td>\n<td>18\/400 kV<\/td>\n<\/tr>\n<tr>\n<td>\ubca1\ud130 \uadf8\ub8f9<\/td>\n<td>Dyn11<\/td>\n<td>YNd11<\/td>\n<td>YNd11<\/td>\n<\/tr>\n<tr>\n<td>\uc784\ud53c\ub358\uc2a4 \uc804\uc555<\/td>\n<td>6%<\/td>\n<td>10%<\/td>\n<td>14%<\/td>\n<\/tr>\n<tr>\n<td>\ubb34\ubd80\ud558 \uc190\uc2e4<\/td>\n<td>\u22481,150 W<\/td>\n<td>\u224814 kW<\/td>\n<td>\u224890 kW<\/td>\n<\/tr>\n<tr>\n<td>\ubd80\ud558 \uc190\uc2e4<\/td>\n<td>\u224810,500 W<\/td>\n<td>\u224898 kW<\/td>\n<td>\u2248620 kW<\/td>\n<\/tr>\n<tr>\n<td>\ub0c9\uac01<\/td>\n<td>ONAN<\/td>\n<td>ONAN\/ONAF<\/td>\n<td>ONAF\/ODAF<\/td>\n<\/tr>\n<tr>\n<td>\uae30\uc900 \ud45c\uc900<\/td>\n<td>IEC 60076-1<\/td>\n<td>IEC 60076-1<\/td>\n<td>IEC 60076-1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uc190\uc2e4 \ubcf4\uc7a5\uc740 \ube44\uc988\ub2c8\uc2a4\ub97c \ub2e4\ub8e8\ub294 \uc0ac\ub78c\ub4e4\uc5d0\uac8c \uc911\uc694\ud569\ub2c8\ub2e4: \uc190\uc2e4 \uac00\uce58\ub294 \ubcc0\uc555\uae30\uc758 \uac00\uaca9\uc744 \uac1c\uc120\ud558\uac70\ub098 \uc800\ud574\ud560 \uc218 \uc788\uc73c\uba70, \ubcc0\uc555\uae30\uc758 \uac00\uaca9\uc5d0 \ub300\ud574 5%\u201310%\uc758 \ucc28\uc774\ub97c \ub098\ud0c0\ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4. 30\ub144 \ub3d9\uc548\uc758 \ubb34\ubd80\ud558 \uc190\uc2e4\uc5d0\uc11c 1 kW\uc758 \ucc28\uc774\ub294 \uc218\ub9cc \ub2ec\ub7ec\uc758 \uc190\uc2e4\uc744 \ucd08\ub798\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 id=\"roles\">\uc804\ub825\ub9dd\uc5d0\uc11c \uac01 \ubcc0\uc555\uae30 \ud074\ub798\uc2a4\uc758 \ub3c5\ud2b9\ud55c \uc5ed\ud560<\/h2>\n<p>\uac01 \ud074\ub798\uc2a4\ub294 \uc5d0\ub108\uc9c0 \uccb4\uc778\uc5d0\uc11c \uc790\uc2e0\uc758 \uc704\uce58\uc5d0 \ubc30\uce58\ub418\uba70, \uc5b4\ub5a4 \uac83\ub3c4 \ub2e4\ub978 \uac83\uc73c\ub85c \ub300\uccb4\ub420 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li>GSU \ubcc0\uc555\uae30 \u2014 \ubc1c\uc804\uc18c\uc640 \ub300\uccb4 \uc5d0\ub108\uc9c0\uc6d0 \uc0ac\uc774\ud2b8\uc5d0\uc11c \ubc1c\uc804\uae30\uac00 \uc0dd\uc131\ud558\ub294 \uc804\uc555\uc744 \uc1a1\uc804 \uc804\uc555\uc73c\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc1a1\uc804 \ub2e8\uacc4 \ud558\uac15 \ubcc0\uc555\uae30\ub294 \uc8fc\uc694 \ubcc0\uc804\uc18c\uc5d0\uc11c \uace0\uc804\uc555\uacfc \uc800\uc804\uc555 \uc218\uc900\uc744 \uc0c1\ud638 \uc5f0\uacb0\ud558\uba70, \uc774\uacf3\uc5d0\uc11c \ubd80\ud558 \ud0ed \uccb4\uc778\uc800\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc804\uc555\uc744 \uc870\uc808\ud569\ub2c8\ub2e4.<\/li>\n<li>\ubc30\uc804 \ubcc0\uc555\uae30 \u2014 \uc18c\ube44\ub97c \uc704\ud574 400\/230 V\ub85c \uc804\uc555\uc744 \uc124\uc815\ud558\ub294 \ub9c8\uc9c0\ub9c9 \ubcc0\uc555\uae30\ub85c, \ub530\ub77c\uc11c \uc138\uacc4\uc5d0\uc11c \uac00\uc7a5 \ub9ce\uc740 \uc218\uc758 \ubcc0\uc555\uae30\ub97c \uad6c\uc131\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc790\ub3d9 \ubcc0\uc555\uae30 \u2014 220 kV\uc640 110 kV\uc640 \uac19\uc740 \uc774\uc6c3 \uc804\uc555 \uc218\uc900\uc744 \uc0c1\ud638 \uc5f0\uacb0\ud558\uc9c0\ub9cc, \uc124\uacc4\ub85c \uc778\ud574 \uc811\uc9c0\uac00 \uac00\ub2a5\ud55c \uacbd\uc6b0\uc5d0\ub9cc \uc124\uce58\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\uc704\uc0c1 \uc774\ub3d9 \ubcc0\uc555\uae30 \u2014 \ubcd1\ub82c \ud68c\ub85c\uc5d0\uc11c \uc804\ub825 \ud750\ub984 \ubb38\uc81c\ub97c \ub2e4\ub8e8\ub294 \uc911\uc694\ud55c \ub3c4\uad6c\uc774\uba70, \uba54\uc26c \uace0\uc804\uc555 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c \uc810\uc810 \ub354 \ub9ce\uc774 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\ubc30\uc804 \ub124\ud2b8\uc6cc\ud06c \uc124\uacc4\uc790\ub4e4\uc740 \ubcc0\uc555\uae30\ub85c \uc778\ud55c \uc5d0\ub108\uc9c0 \uc190\uc2e4\uc758 \ucd5c\ub300 90%\uac00 \ubc30\uc804 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c \ubc1c\uc0dd\ud55c\ub2e4\uace0 \ub9d0\ud558\uba70, \uc774\ub294 \ub9ce\uc740 \uad6d\uac00(\uc608: \uc911\uad6d \ubc0f EU\uac00 GB 20052\uc5d0 \ub530\ub77c)\uc5d0\uc11c \ubc30\uc804 \ubcc0\uc555\uae30 \uc911 \uc5d0\ub108\uc9c0 \uc190\uc2e4\uc774 \uc801\uc740 \ube44\uc815\uc9c8 \ucf54\uc5b4 \ubcc0\uc555\uae30\uc758 \uc0ac\uc6a9\uc744 \ucd09\uc9c4\ud558\uac8c \ub9cc\ub4ed\ub2c8\ub2e4.<\/p>\n<h2 id=\"brands-prices\">\uc8fc\uc694 \ube0c\ub79c\ub4dc \ubc0f \ud604\uc2e4\uc801\uc778 \uac00\uaca9 \ubc94\uc704<\/h2>\n<p>\uc804\ub825 \ubcc0\uc555\uae30 \ube0c\ub79c\ub4dc \uc120\ud0dd\uc740 \ucd08\uae30 \uad6c\ub9e4 \uac00\uaca9, \ud6a8\uc728\uc131, \ub9ac\ub4dc \ud0c0\uc784 \ubc0f \uc81c\uc870\uc5c5\uccb4\uac00 \uc81c\uacf5\ud558\ub294 \uc560\ud504\ud130 \uc11c\ube44\uc2a4\uc758 \uade0\ud615\uc744 \ub9de\ucd94\ub294 \uac83\uc785\ub2c8\ub2e4. \uc5c5\uacc4\uc5d0\uc11c \uc798 \uc54c\ub824\uc9c4 \ube0c\ub79c\ub4dc\ub294 \ud45c\uc900\uc744 \uc815\uc758\ud558\uba70, \uac00\uc7a5 \uc624\ub798\ub41c \uc911\uad6d \uc81c\uc870\uc5c5\uccb4\ub4e4\uc740 IEC 60076 \ud45c\uc900\uc744 \uc900\uc218\ud558\ub294 \ub300\ub7b5 \ub3d9\uc77c\ud55c \uc81c\ud488\uc744 \uc81c\uacf5\ud558\uc9c0\ub9cc, 30%\u201350% \ub0ae\uc740 \uac00\uaca9\uc5d0 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"6\">\n<caption>\uc804\ub825 \ubcc0\uc555\uae30 \ube0c\ub79c\ub4dc \ubc0f \uc9c0\ud45c \uac00\uaca9<\/caption>\n<tbody>\n<tr>\n<th>\ube0c\ub79c\ub4dc<\/th>\n<th>\ubcf8\uc0ac<\/th>\n<th>\uac15\ub3c4<\/th>\n<th>\uc9c0\ud45c \uac00\uaca9 (20 MVA, 110 kV)<\/th>\n<\/tr>\n<tr>\n<td>ABB \/ \ud788\ud0c0\uce58 \uc5d0\ub108\uc9c0<\/td>\n<td>\uc2a4\uc704\uc2a4 \/ \uc77c\ubcf8<\/td>\n<td>HVDC, EHV \uc804\ubb38\uc131<\/td>\n<td>$450,000\u2013$700,000<\/td>\n<\/tr>\n<tr>\n<td>\uc9c0\uba58\uc2a4 \uc5d0\ub108\uc9c0<\/td>\n<td>\ub3c5\uc77c<\/td>\n<td>EHV \ubc0f \ub514\uc9c0\ud138 \ubcc0\uc804\uc18c<\/td>\n<td>$430,000\u2013$680,000<\/td>\n<\/tr>\n<tr>\n<td>\uc288\ub098\uc774\ub354 \uc77c\ub809\ud2b8\ub9ad<\/td>\n<td>\ud504\ub791\uc2a4<\/td>\n<td>\ubc30\uc804, EcoStruxure<\/td>\n<td>$280,000\u2013$450,000<\/td>\n<\/tr>\n<tr>\n<td>GE \ubc84\ub178\ubc14 \/ \ud504\ub85c\ub809 GE<\/td>\n<td>\ubbf8\uad6d \/ \uba55\uc2dc\ucf54<\/td>\n<td>\uc720\ud2f8\ub9ac\ud2f0 \uaddc\ubaa8 GSU<\/td>\n<td>$420,000\u2013$650,000<\/td>\n<\/tr>\n<tr>\n<td>TBEA<\/td>\n<td>\uc911\uad6d<\/td>\n<td>\ub300\ud615 MVA, \uae00\ub85c\ubc8c EPC \ud504\ub85c\uc81d\ud2b8<\/td>\n<td>$180,000\u2013$320,000<\/td>\n<\/tr>\n<tr>\n<td>\uc7a5\uc464 \uc218\ube44\uc548 \uc804\ub825<\/td>\n<td>\uc911\uad6d<\/td>\n<td>\ub9de\ucda4\ud615 50 kVA\u2013220 kV \ud074\ub798\uc2a4, OEM\/ODM<\/td>\n<td>$160,000\u2013$300,000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uac00\uaca9\uc740 \uc815\ud655\ud558\uc9c0 \uc54a\uc73c\uba70, \uc0ac\uc591, \uc190\uc2e4 \uc218\uc900 \ubc0f \uc704\uce58\uc5d0 \ub530\ub77c \ubcc0\ub3d9\ub420 \uac83\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc544\ub798\uc5d0 \uc81c\uacf5\ub41c \ubaa8\ub4e0 \uac12\uc740 \uace0\uc815 \uac00\uaca9\uc774 \uc544\ub2cc \uac00\uc774\ub4dc\ub85c \uc774\ud574\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. Jiangsu Subian Electric Power\ub294 50 kVA\uc5d0\uc11c 220 kV \ud074\ub798\uc2a4\uae4c\uc9c0 \ub2e4\uc591\ud55c \uc635\uc158(\uac74\uc2dd \ubc0f \uc624\uc77c \ucda9\uc804 \ubcc0\uc555\uae30 \ud3ec\ud568)\uc758 \ubcc0\uc555\uae30\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \ud68c\uc0ac\ub294 \ub9ce\uc740 \ucd94\uac00 \uc774\uc810\uc744 \uc81c\uacf5\ud558\uba70, \uccab\uc9f8, \uc720\ub7fd\uc5d0 \ube44\ud574 30-50% \ub0ae\uc740 \uac00\uaca9\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ub458\uc9f8, \uadf8\ub4e4\uc758 \uc720\ud1b5\uc5c5\uccb4\ub294 \uae30\ud55c\uc744 \uc900\uc218\ud558\uace0 \uc138\uacc4 60\uac1c\uad6d \uc774\uc0c1\uc5d0 \ubc30\uc1a1\ud569\ub2c8\ub2e4.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-366\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/How-to-Choose-the-Right-Transformer-Class-for-Your-Project.webp\" alt=\"\ud504\ub85c\uc81d\ud2b8\uc5d0 \uc801\ud569\ud55c \ubcc0\uc555\uae30 \ud074\ub798\uc2a4\ub97c \uc120\ud0dd\ud558\ub294 \ubc29\ubc95\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2 id=\"how-to-choose\">\ud504\ub85c\uc81d\ud2b8\uc5d0 \uc801\ud569\ud55c \ubcc0\uc555\uae30 \ud074\ub798\uc2a4\ub97c \uc120\ud0dd\ud558\ub294 \ubc29\ubc95<\/h2>\n<ul>\n<li>\uc758\ubb34\ub97c \uc815\uc758\ud558\uc2ed\uc2dc\uc624 \u2014 GSU, \uc804\uc1a1 \ub610\ub294 \ubc30\uae09 \uc5ed\ud560\uc774 \uc804\uccb4 \uc124\uacc4 \ubc94\uc704\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc804\uc555 \uc218\uc900 \ubc0f \ud0ed \ubc94\uc704\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624 \u2014 \uba85\ubaa9 \ube44\uc728, \u00b110%\uc5d0\uc11c \u00b116%\uc758 \ubd80\ud558 \ud0ed \ubc94\uc704 \ubc0f \ub124\ud2b8\uc6cc\ud06c\uc5d0 \ub300\ud55c \ubca1\ud130 \uadf8\ub8f9\uc744 \uc124\uc815\ud569\ub2c8\ub2e4.<\/li>\n<li>\ubd80\ud558 \ud504\ub85c\ud544\uc744 \uacc4\uc0b0\ud558\uc2ed\uc2dc\uc624 \u2014 \ud53c\ud06c \ubd80\ud558\uac00 \ucd5c\uace0 \ud6a8\uc728\uc131\uacfc \uc5ec\uc720\ub97c \uc704\ud574 \uc815\uaca9\uc758 60%\u201380% \uc0ac\uc774\uc5d0 \uc788\ub3c4\ub85d kVA\/MVA \ud06c\uae30\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc190\uc2e4 \uc608\uc0b0\uc744 \uc124\uc815\ud558\uc2ed\uc2dc\uc624 \u2014 \ubb34\ubd80\ud558 \ubc0f \ubd80\ud558 \uc190\uc2e4 \ubcf4\uc99d\uc744 \uc694\uccad\ud558\uace0 20\u201330\ub144 \ub3d9\uc548 \uc790\ubcf8\ud654\ub41c \uc190\uc2e4 \ube44\uad50\ub97c \uc218\ud589\ud569\ub2c8\ub2e4.<\/li>\n<li>\ub0c9\uac01 \ubc0f \uc808\uc5f0\uc744 \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624 \u2014 \uc77c\ubc18 \uc57c\uc678 \uc791\uc5c5\uc744 \uc704\ud55c ONAN; \uacfc\ubd80\ud558 \uc720\uc5f0\uc131\uc744 \uc704\ud55c ONAN\/ONAF; \uac74\ubb3c \ub0b4\uc5d0\uc11c\uc758 \ub4dc\ub77c\uc774 \ud0c0\uc785.<\/li>\n<li>\ud45c\uc900\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624 \u2014 IEC 60076 \uc2dc\ub9ac\uc988 \uc720\ud615 \uc2dc\ud5d8(\uc808\uc5f0, \uc628\ub3c4 \uc0c1\uc2b9, \ub2e8\ub77d) \ubc0f \uacf5\uc7a5 \uc2dc\ud5d8 \ubb38\uc11c\ub97c \ud655\ubcf4\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc811\uadfc \ubc0f \uc6b4\uc1a1\uc744 \uace0\ub824\ud558\uc2ed\uc2dc\uc624 \u2014 40 MVA \uc720\ub2db\uc758 \ubb34\uac8c\ub294 40\u201360\ud1a4\uc774\uba70 \ud2b9\ubcc4\ud55c \uc6b4\uc1a1 \ubc0f \ub178\ub3d9 \uc5f0\uad6c\uac00 \ud544\uc694\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2 id=\"faq\">\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n<h3>\uc804\ub825 \ubcc0\uc555\uae30\uc640 \ubc30\uae09 \ubcc0\uc555\uae30\uc758 \ucc28\uc774\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/h3>\n<p>\uc804\ub825 \ubcc0\uc555\uae30\ub294 \uc804\uc1a1 \ub610\ub294 \ud558\uc704 \uc804\uc1a1 \uc218\uc900\uc5d0\uc11c \ub192\uc740 \uc6a9\ub7c9(\uc77c\ubc18\uc801\uc73c\ub85c 200 kVA \uc774\uc0c1)\uc744 \uad00\ub9ac\ud558\uba70 \uc804\uc555 \uc870\uc815\uc744 \uc704\ud55c \uc804\ubd80\ud558 \uc791\ub3d9\uc744 \uc704\ud574 \uc81c\uc791\ub429\ub2c8\ub2e4; \ubc30\uae09 \ubcc0\uc555\uae30\ub294 \ucd5c\uc885 \uc0ac\uc6a9\uc790\uc5d0\uac8c \ub3c4\ub2ec\ud558\ub294 \ub9c8\uc9c0\ub9c9 \ub2e8\uacc4\uc758 \uac15\ud558 \ubcc0\uc555\uae30(\uc77c\ubc18\uc801\uc73c\ub85c 5 kVA\u20132,500 kVA)\ub85c \uc8fc\ub85c \ubd80\ubd84 \ubd80\ud558\uc5d0\uc11c \uc791\ub3d9\ud569\ub2c8\ub2e4. \ubc30\uae09 \ubcc0\uc555\uae30\ub294 \uc804\ub825 \ubcc0\uc555\uae30\ubcf4\ub2e4 \ud6e8\uc52c \ub354 \ub9ce\uc73c\uba70, \uc804 \uc138\uacc4\uc5d0 \uc218\ubc31\ub9cc \uac1c\uac00 \uc874\uc7ac\ud558\ub294 \ubc18\uba74 \uc804\ub825 \ubcc0\uc555\uae30\ub294 \ubcc0\uc804\uc18c\uc758 \uac00\uc7a5 \uac00\uce58 \uc788\ub294 \ubd80\ubd84\uc744 \ucc28\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n<h3>\ubcc0\uc555\uae30\uc758 \uad8c\uc120 \ube44\uc728\uc740 \ubd84\ub958\uc5d0\uc11c \ubb34\uc5c7\uc744 \uc758\ubbf8\ud569\ub2c8\uae4c?<\/h3>\n<p>\uad8c\uc120 \ube44\uc728 N1\/N2\ub294 \ubb34\ubd80\ud558 \uc870\uac74\uc5d0\uc11c\uc758 1\ucc28-2\ucc28 \uc804\uc555 \ube44\uc728\uacfc \uac19\uc73c\uba70, \ubcc0\uc555\uae30\uac00 \uc2b9\uc555 \ubcc0\uc555\uae30(N2 &gt; N1), \uac15\ud558 \ubcc0\uc555\uae30(N1 &gt; N2) \ub610\ub294 1:1 \ube44\uc728\ub85c \uc791\ub3d9\ud558\ub294 \uc808\uc5f0 \ubcc0\uc555\uae30\uc778\uc9c0 \uc5ec\ubd80\ub97c \uc9c4\uc815\uc73c\ub85c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, 110 kV\/20 kV \uc815\uaca9\uc744 \uac00\uc9c4 \ubcc0\uc555\uae30\ub294 5.5:1\uc758 \ube44\uc728\uc744 \uac00\uc9c0\uba70, 18 kV\uc5d0\uc11c 400 kV\ub85c \uc804\uc555\uc744 \ub0ae\ucd94\ub294 GSU \ubcc0\uc555\uae30\ub294 \uc57d 22:1\uc758 \ube44\uc728\uc744 \uac00\uc9d1\ub2c8\ub2e4.<\/p>\n<h3>20 MVA \ubcc0\uc804\uc18c \ubcc0\uc555\uae30\uc5d0 \uac00\uc7a5 \uc801\ud569\ud55c \ub0c9\uac01 \ud074\ub798\uc2a4\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/h3>\n<p>\ub300\ubd80\ubd84\uc758 \uc804\ub825 \uacf5\uae09\uc790\ub294 ONAN\/ONAF \ubaa8\ub378\uc744 \uc120\ud0dd\ud558\uba70, \uc815\uc0c1 \ubd80\ud558\ub294 \uc790\uc5f0 \ub0c9\uac01\uacfc \uac15\uc81c \uacf5\uae30 \ub0c9\uac01(\uc77c\ubc18\uc801\uc73c\ub85c ONAN \uc815\uaca9\uc758 120%-135% \ubc94\uc704)\uc73c\ub85c \uc9c0\uc6d0\ub418\uc5b4 \ud53c\ud06c \ubd80\ud558 \ubc0f \uc77c\uc2dc\uc801\uc778 \uacfc\ubd80\ud558\ub97c \uc218\uc6a9\ud569\ub2c8\ub2e4. \uc644\uc804\ud55c OFAF\/ODAF \uc124\uacc4\uc5d0\ub294 \ud38c\ud504\uc640 \uc624\uc77c\uc758 \uc774\ub3d9 \ubc29\ud5a5\uc774 \ud3ec\ud568\ub418\uc5b4 \ud6a8\uc728\uc131\uacfc \uc720\uc9c0 \uad00\ub9ac \ube44\uc6a9\uc744 \ubaa8\ub450 \uc99d\uac00\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n<h3>2025\ub144\uc5d0 \uc804\ub825 \ubcc0\uc555\uae30\uc758 \ube44\uc6a9\uc740 \uc5bc\ub9c8\uc785\ub2c8\uae4c?<\/h3>\n<p>\ub300\ubd80\ubd84\uc758 \uc804\ub825 \uacf5\uae09\uc790\ub294 ONAN\/ONAF \ubaa8\ub378\uc744 \uc120\ud0dd\ud558\uba70, \uc815\uc0c1 \ubd80\ud558\ub294 \uc790\uc5f0 \ub0c9\uac01\uacfc \uac15\uc81c \uacf5\uae30 \ub0c9\uac01(\uc77c\ubc18\uc801\uc73c\ub85c ONAN \uc815\uaca9\uc758 120%-135% \ubc94\uc704)\uc73c\ub85c \uc9c0\uc6d0\ub418\uc5b4 \ud53c\ud06c \ubd80\ud558 \ubc0f \uc77c\uc2dc\uc801\uc778 \uacfc\ubd80\ud558\ub97c \uc218\uc6a9\ud569\ub2c8\ub2e4. \uc644\uc804\ud55c OFAF\/ODAF \uc124\uacc4\uc5d0\ub294 \ud38c\ud504\uc640 \uc624\uc77c\uc758 \uc774\ub3d9 \ubc29\ud5a5\uc774 \ud3ec\ud568\ub418\uc5b4 \ud6a8\uc728\uc131\uacfc \uc720\uc9c0 \uad00\ub9ac \ube44\uc6a9\uc744 \ubaa8\ub450 \uc99d\uac00\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n<h3>\uc624\uc77c \uce68\uc9c0\ud615 \ubcc0\uc555\uae30 \ub610\ub294 \ub4dc\ub77c\uc774 \ud0c0\uc785 \ubcc0\uc555\uae30\uac00 \ud544\uc694\ud569\ub2c8\uae4c?<\/h3>\n<p>2 MVA \uc774\uc0c1\uc758 \uc6a9\ub7c9\uc744 \uac00\uc9c4 \uc57c\uc678 \ubcc0\uc804\uc18c\uc758 \uacbd\uc6b0, \uac00\uc7a5 \ube44\uc6a9 \ud6a8\uc728\uc801\uc778 \uc635\uc158\uc740 \uc624\uc77c \uce68\uc9c0\ud615\uc785\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ud654\uc7ac\uc5d0 \ubbfc\uac10\ud55c \uc7a5\uc18c\uc640 \ud574\uc591 \uac74\ubb3c\uacfc \uac19\uc740 \uc2e4\ub0b4 \ub610\ub294 \uace0\uce35 \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8\uc5d0\uc11c\ub294 \uc624\uc77c \ubcf4\uad00 \ubc0f \ud654\uc7ac \uc5b5\uc81c\uac00 \uc5b4\ub835\uae30 \ub54c\ubb38\uc5d0 \uac74\uc2dd \ubcc0\uc555\uae30\ub97c \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c 1 MVA \uce90\uc2a4\ud2b8 \uc218\uc9c0 \uc720\ub2db\uc774 $28,000\u2013$70,000\uc758 \ube44\uc6a9\uc774 \ub4e4 \uc218 \uc788\ub294 \ubc18\uba74, \uc624\uc77c \uce68\uc9c0\ud615 \uc720\ub2db\uc740 \uc77c\ubc18\uc801\uc73c\ub85c $ 18,000\uc5d0\uc11c $45,000\uc758 \ubc94\uc704\uc5d0\uc11c \ud310\ub9e4\ub429\ub2c8\ub2e4.<\/p>\n<h2 id=\"references\">\ucc38\uace0 \ubb38\ud5cc<\/h2>\n<ul>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/639\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60076-1: \uc804\ub825 \ubcc0\uc555\uae30 \u2014 \uc77c\ubc18<\/a> \u2014 \uc804\ub825 \ubcc0\uc555\uae30\uc758 \uc815\uaca9, \ud5c8\uc6a9 \uc624\ucc28 \ubc0f \uc2dc\ud5d8 \uc808\ucc28\ub97c \uc815\uc758\ud558\ub294 \uad6d\uc81c \ud45c\uc900\uc785\ub2c8\ub2e4.<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/642\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60076-2: \uc628\ub3c4 \uc0c1\uc2b9<\/a> \u2014 \ubcc0\uc555\uae30 \ubd84\ub958\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc628\ub3c4 \uc0c1\uc2b9 \ud55c\uacc4 \ubc0f \ub0c9\uac01 \ud074\ub798\uc2a4\ub97c \uc9c0\uc815\ud569\ub2c8\ub2e4.<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/644\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60076-3: \uc808\uc5f0 \uc218\uc900 \ubc0f \uc720\uc804\uccb4 \uc2dc\ud5d8<\/a> \u2014 \uc804\uc555 \ud074\ub798\uc2a4\ubcc4 BIL \ubc0f \uc808\uc5f0 \uc2dc\ud5d8 \uc694\uad6c \uc0ac\ud56d\uc744 \uc815\uc758\ud569\ub2c8\ub2e4.<\/li>\n<li><a href=\"https:\/\/ieeexplore.ieee.org\/document\/5307241\" rel=\"nofollow noopener\" target=\"_blank\">IEEE C57.12.00: \uc561\uccb4 \uce68\uc9c0 \ubc30\uae09, \uc804\ub825 \ubc0f \uc870\uc815 \ubcc0\uc555\uae30\uc5d0 \ub300\ud55c \uc77c\ubc18 \uc694\uad6c \uc0ac\ud56d<\/a> \u2014 IEC 60076\uc758 \ubd81\ubbf8 \ub3d9\ubc18 \ud45c\uc900\uc785\ub2c8\ub2e4.<\/li>\n<li><a href=\"https:\/\/www.nfpa.org\/codes-and-standards\/nfpa-70-standard-development\" rel=\"nofollow noopener\" target=\"_blank\">NFPA 70: \uad6d\uac00 \uc804\uae30 \uaddc\uc815<\/a> \u2014 \ubbf8\uad6d \ub0b4 \ubcc0\uc555\uae30 \uc124\uce58, \uac04\uaca9 \ubc0f \ubcf4\ud638\ub97c \uaddc\uc815\ud569\ub2c8\ub2e4.<\/li>\n<li><a href=\"https:\/\/www.hitachienergy.com\/products-and-solutions\/transformers\" rel=\"nofollow noopener\" target=\"_blank\">\ud788\ud0c0\uce58 \uc5d0\ub108\uc9c0 \ubcc0\uc555\uae30 \ud3ec\ud2b8\ud3f4\ub9ac\uc624<\/a> \u2014 \ud604\ub300 EHV, HVDC \ubc0f \ubc1c\uc804\uae30 \ubcc0\uc555\uae30 \uae30\uc220\uc5d0 \ub300\ud55c \ucc38\uace0 \uc790\ub8cc\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2 id=\"conclusion\">\uacb0\ub860<\/h2>\n<p>\uc804\ub825 \ubcc0\uc555\uae30 \ubd84\ub958\uc758 \uc911\uc694\uc131\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774\ub294 \uc62c\ubc14\ub978 \uc7a5\ube44\ub97c \uad6c\ub9e4\ud560\uc9c0 \uc5ec\ubd80\ub97c \uacb0\uc815\ud558\ub294 \uac00\uc7a5 \ud070 \uc694\uc18c\uc785\ub2c8\ub2e4. \ubcc0\uc555\uae30\uc758 \uae30\ub2a5, \uc804\uc555 \ud074\ub798\uc2a4, \uad8c\uc120 \uad6c\uc131, \ub0c9\uac01 \ubc29\ubc95 \ubc0f \uc808\uc5f0 \uc720\ud615\uc740 \uadf8\ub9ac\ub4dc \ub0b4 \ubcc0\uc555\uae30\uc758 \uc874\uc7ac, \ubd80\ud558\uc758 \uc591 \ubc0f \uac00\uaca9\uc744 \ub098\ud0c0\ub0b4\uba70, \ubc30\uc804 \ubcc0\uc555\uae30\ub294 $1,500\ubd80\ud130 \uc2dc\uc791\ud558\uc5ec EHV \ubcc0\uc555\uae30\ub294 $2.5 \ubc31\ub9cc\uae4c\uc9c0\uc785\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\uc6b0\uc120, \uc7a5\ube44\ub97c \uae30\ub2a5\uc5d0 \ub530\ub77c (GSU, \ubcc0\uc555\uae30, \ubc30\uc804 \ubcc0\uc555\uae30 \ubc0f \uc790\ub3d9 \ubcc0\uc555\uae30) \ubd84\ub958\ud55c \ub2e4\uc74c, \uc804\uc555, \ub0c9\uac01 \ubc29\ubc95 \ubc0f \uc808\uc5f0 \uc720\ud615\uc5d0 \ub530\ub77c \ubd84\ub958\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.<\/li>\n<li>\ub0c9\uac01 \ud074\ub798\uc2a4\ub294 \ubcc0\uc555\uae30\uc758 \ubd80\ud558 \ud504\ub85c\ud30c\uc77c\uc5d0 \ub9de\ucdb0 \uc870\uc815\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \ucd5c\ub300 150 MVA\uc758 \ubcc0\uc555\uae30\uc5d0 \ub300\ud55c \ucd5c\uc0c1\uc758 \uc720\uc5f0\uc131-\ube44\uc6a9 \ube44\uc728\uc740 ONAN\/ONAF\uc785\ub2c8\ub2e4.<\/li>\n<li>\uc190\uc2e4 \uc900\ube44\uae08, \uc720\uc804\uccb4 \ud14c\uc2a4\ud2b8 \ubc0f \ub2e8\ub77d \ud14c\uc2a4\ud2b8\uc5d0 \ub300\ud55c \uacc4\uc57d\uc5d0\uc11c IEC 60076\uc744 \uc900\uc218\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>MVA\uc5d0 \ub300\ud55c \uac00\uaca9, \uc790\ubcf8 \uc190\uc2e4 \ucd94\uc815 \ubc0f \ub0a9\uae30 \uae30\uac04\uc5d0 \ub530\ub77c \ucd5c\uc18c \uc138 \uac1c\uc758 \uacf5\uae09\uc5c5\uccb4\ub97c \ube44\uad50\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uadc0\ud558\uc758 \ud504\ub85c\uc81d\ud2b8\uac00 50 kVA\uc5d0\uc11c 220 kV \ud074\ub798\uc2a4\uc758 \ub9de\ucda4 \ube44\uc728 \ubc0f IEC \ud0c0\uc785 \ud14c\uc2a4\ud2b8 \ubb38\uc11c\uac00 \ud544\uc694\ud55c \ubc30\uc804 \ub610\ub294 \uc804\ub825 \ubcc0\uc555\uae30\uac00 \ud544\uc694\ud558\ub2e4\uba74, <a href=\"https:\/\/subian-electric.com\/ko\/\">\uc7a5\uc464 \uc218\ube44\uc548 \uc804\ub825<\/a> \uc9c1\uc811 \uacf5\uc7a5 \uacac\uc801 \ubc0f \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc0c1\ub2f4\uc744 \uc704\ud574 \uc5f0\ub77d\ud558\uc2ed\uc2dc\uc624.<\/p>","protected":false},"excerpt":{"rendered":"<p>When the substation engineer looks at the document for a tender concerning the 132 kV transmission upgrade, one of the first specification sheets being reviewed is normally the power transformer classification table since a wrong choice can cost up to hundreds of thousands as well as cause months of delay in the commissioning process. Each [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":364,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[77],"tags":[],"class_list":["post-363","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\/363","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=363"}],"version-history":[{"count":2,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts\/363\/revisions"}],"predecessor-version":[{"id":11038,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts\/363\/revisions\/11038"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/media\/364"}],"wp:attachment":[{"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/media?parent=363"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/categories?post=363"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/tags?post=363"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}