{"id":10625,"date":"2026-08-29T23:42:57","date_gmt":"2026-08-29T15:42:57","guid":{"rendered":"https:\/\/q8bbzjnpm5.wpdns.site\/?p=10625"},"modified":"2026-08-29T23:42:57","modified_gmt":"2026-08-29T15:42:57","slug":"how-to-choose-the-right-transformer","status":"publish","type":"post","link":"https:\/\/subian-electric.com\/ko\/news\/how-to-choose-the-right-transformer\/","title":{"rendered":"\uc62c\ubc14\ub978 \ubcc0\uc555\uae30\ub97c \uc120\ud0dd\ud558\ub294 \ubc29\ubc95"},"content":{"rendered":"<p>\uce98\ub9ac\ud3ec\ub2c8\uc544\uc758 \ub18d\uc7a5 \uc18c\uc720\uc790\ub294 \ub2e4\uc12f \uac1c\uc758 \uad00\uac1c \ud38c\ud504\uc640 \ub0c9\uc7a5 \uc800\uc7a5\uc18c \uc6b4\uc601\uc744 \uc704\ud574 \uc9c0\uc5ed \uc804\uae30 \uacc4\uc57d\uc790\ub85c\ubd80\ud130 50 kVA\uc758 \ud3f4 \ub9c8\uc6b4\ud2b8 \ubcc0\uc555\uae30, 75 kVA\uc758 \ud328\ub4dc \ub9c8\uc6b4\ud2b8 \ubcc0\uc555\uae30, \ub610\ub294 \uc808\ub300\uc801\uc73c\ub85c \uc548\uc804\ud558\uac8c 100 kVA \ubcc0\uc555\uae30 \uc911 \uc138 \uac00\uc9c0 \uc81c\ud488\uc744 \uc81c\uc548\ubc1b\uc558\uc2b5\ub2c8\ub2e4. \uc774 \ub450 \ubcc0\uc555\uae30 \uac04\uc758 \ube44\uc6a9 \ucc28\uc774\ub294 $3,200\uc774\uc5c8\uc2b5\ub2c8\ub2e4. \ud38c\ud504\ub294 3\uc0c1 \uad6c\uc131\uc5d0\uc11c 460\ubcfc\ud2b8\uc758 \uc804\uc555 \uc218\uc900\uc73c\ub85c \uc791\ub3d9\ud558\uba70, \uc720\ud2f8\ub9ac\ud2f0\ub294 480\ubcfc\ud2b8\uc758 \uc11c\ube44\uc2a4\ub9cc \uc81c\uacf5\ud569\ub2c8\ub2e4. \uce5c\uad6c\ub294 \uc18c\uc720\uc790\uc5d0\uac8c \uc18c\ud615 \ubcc0\uc555\uae30\ub97c \uad6c\uc785\ud588\uc744 \ub54c \uc790\uc2e0\uc774 \uc800\uc9c0\ub978 \uac19\uc740 \uc2e4\uc218\ub97c \ud558\uc9c0 \ub9d0\ub77c\uace0 \uacbd\uace0\ud588\uc2b5\ub2c8\ub2e4. \uadf8\ub294 \uae5c\ubc15\uc784\uacfc \uacfc\uc5f4\uacfc \uad00\ub828\ub41c \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \ub370 6\uac1c\uc6d4\uc774 \uac78\ub838\uc2b5\ub2c8\ub2e4. \uc801\uc808\ud55c \ubcc0\uc555\uae30\ub97c \uc120\ud0dd\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud55c \uc9c8\ubb38\uc5d0 \ub300\ud55c \ub2f5\uc740 \ubd80\ud558, \uc804\uc555, \uc704\uce58 \ubc0f \uc131\uc7a5\uacfc \uac19\uc740 \uc5ec\ub7ec \uc694\uc778\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c0\uba70, \uc774 \uc2e4\uc6a9\uc801\uc778 \uac00\uc774\ub4dc\ub294 \uc62c\ubc14\ub978 \ubcc0\uc555\uae30\ub97c \uc120\ud0dd\ud558\ub294 \uacfc\uc815\uc744 \uc124\uba85\ud558\uace0 \ud544\uc694\ud55c \uacc4\uc0b0\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<blockquote><p>\uc801\uc808\ud55c \ubcc0\uc555\uae30\ub97c \uc120\ud0dd\ud558\uae30 \uc704\ud574\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc5ec\ub7ec \ub2e8\uacc4\ub97c \uac70\uccd0\uc57c \ud569\ub2c8\ub2e4: (1) kVA\ub85c \ucd1d \uc804\ub825 \uc694\uad6c \uc0ac\ud56d \uacc4\uc0b0; (2) \ud63c\ud569 \ubd80\ud558\uac00 \uc788\uc744 \ub54c \uc57d 0.7\u20130.85\uc758 \ub2e4\uc591\uc131 \uacc4\uc218 \uc0ac\uc6a9; (3) \ubbf8\ub798\uc758 \uc131\uc7a5\uc5d0 \ub300\ud574 15-20%\ub97c \uace0\ub824; (4) \ubcc0\uc555\uae30\uc640 \uc804\uc555 \uacf5\uae09 \uc77c\uce58; (5) \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8\uc5d0 \uc801\ud569\ud55c \ubcc0\uc555\uae30 \uc120\ud0dd; (6) \uc801\uc808\ud55c \ud45c\uc900 IEC 60076 \ub4f1\uae09 \uc120\ud0dd.<\/p><\/blockquote>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-10632\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/How-To-Choose-The-Right-Transformer-1.webp\" alt=\"\uc801\uc808\ud55c \ubcc0\uc555\uae30\ub97c \uc120\ud0dd\ud558\ub294 \ubc29\ubc95\" width=\"1448\" height=\"1086\" \/><\/p>\n<hr \/>\n<h2 id=\"step1-load\">\ub2e8\uacc4 1: kVA\ub85c \ubd80\ud558 \ucd1d\ud569 \uacc4\uc0b0<\/h2>\n<p>\uc5f0\uacb0\ud560 \uac01 \uc7a5\uce58\ub294 kW \ub610\ub294 \ubc14\ub78c\uc9c1\ud558\uac8c\ub294 kW\uc640 \uc804\uc555\uc5d0 \ub300\ud55c \ud2b9\uc815 \uc774\ub984\ud45c\uac00 \uc788\uc73c\uba70, \uc774\ub97c \uc77d\uace0 \uae30\ub85d\ud574\uc57c \ud569\ub2c8\ub2e4. \ubcc0\uc555\uae30\uc758 \ud06c\uae30\ub97c \uacb0\uc815\ud560 \ub54c\ub294 kVA\ub97c \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub294 \uc804\ub958\uac00 \ud750\ub974\uba74\uc11c \uad8c\uc120\uc5d0\uc11c \uc5f4\uc744 \ubc1c\uc0dd\uc2dc\ud0a4\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uacc4\uc0b0\uc740 \uac04\ub2e8\ud569\ub2c8\ub2e4: kVA = kW\/\uc804\ub825 \uacc4\uc218(\ub2e8\uc0c1), \ub610\ub294 3\uc0c1 \ubd80\ud558\uc758 \uacbd\uc6b0 kVA = (\u221a3 * \ubcfc\ud2b8 * \uc554\ud398\uc5b4) \u00f7 1000\uc774\ub77c\uace0 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc608\ub97c \ub4e4\uc5b4, 0.85\uc758 \uc804\ub825 \uacc4\uc218\ub97c \uac00\uc9c4 10 kW\uc758 5\uac1c \uad00\uac1c \ud38c\ud504\ub294 \uac01\uac01 15 \u00f7 0.85 = 11.76 kVA\uac00 \ud544\uc694\ud558\uba70, \ucd1d\ud569\uc740 59 kVA\uc785\ub2c8\ub2e4. \ub0c9\uc7a5 \uc800\uc7a5\uc18c \uc555\ucd95\uae30\ub294 6 kVA\ub97c \ucd94\uac00\ud558\uace0, \uc870\uba85\uc740 4 kVA\ub97c \ucd94\uac00\ud558\uc5ec \ucd1d\ud569\uc740 \ub300\ub7b5 69 kVA\uac00 \ub418\uba70, \uc774\ub294 \uc2dc\uc791\uc810\uc774\uba70 \uc774\ubbf8 \ucd08\uae30 kW \uac12\ubcf4\ub2e4 \ub192\uc2b5\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uc7a5\ube44<\/th>\n<th>kW<\/th>\n<th>\uc804\ub825 \uacc4\uc218<\/th>\n<th>kVA \uac01<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uad00\uac1c \ud38c\ud504 (\u00d75)<\/td>\n<td>10<\/td>\n<td>0.85<\/td>\n<td>11.8<\/td>\n<\/tr>\n<tr>\n<td>\ub0c9\uc7a5 \uc800\uc7a5\uc18c \uc555\ucd95\uae30<\/td>\n<td>5<\/td>\n<td>0.82<\/td>\n<td>6.1<\/td>\n<\/tr>\n<tr>\n<td>\uc870\uba85 \ubc0f \uc81c\uc5b4 \uc7a5\uce58<\/td>\n<td>3.8<\/td>\n<td>0.95<\/td>\n<td>4.0<\/td>\n<\/tr>\n<tr>\n<td>\uc791\uc5c5 \ub3c4\uad6c (\uac00\ub054)<\/td>\n<td>4<\/td>\n<td>0.80<\/td>\n<td>5.0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uba54\ubaa8\ub9ac\uc5d0\uc11c \u201c\ud0ac\ub85c\uc640\ud2b8\u201d\uc758 \ucd1d\ub7c9\uc5d0\ub9cc \uc758\uc874\ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624. \ubaa9\ub85d\uc5d0\uc11c \uc77c\ubd80 \ud56d\ubaa9\uc744 \ub193\uce60 \uc218 \uc788\uc73c\uba70, \uc77c\ubc18\uc801\uc73c\ub85c \uc804\ub825 \uacc4\uc218 \ubcf4\uc815 \uc790\uccb4\ub294 kVA\uac00 \uac1c\ubcc4 kW \uac00\uc911\uce58\uc758 \ud569\ubcf4\ub2e4 \uc57d 10-25% \ub354 \ub192\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n<h2 id=\"step2-diversity\">\ub2e8\uacc4 2: \ub2e4\uc591\uc131\uacfc \uc131\uc7a5 \uc801\uc6a9<\/h2>\n<p>\ubaa8\ub4e0 \uc7a5\uce58\uac00 \ub3d9\uc2dc\uc5d0 \ucd5c\ub300 \ubd80\ud558\ub85c \uc791\ub3d9\ud55c\ub2e4\uace0 \ubbff\ub294 \uac83\uc740 \ube44\ud604\uc2e4\uc801\uc785\ub2c8\ub2e4. \uc774\uac83\uc774 \uc6b0\ub9ac\uac00 \ub2e4\uc591\uc131 \uacc4\uc218\ub97c \uace0\ub824\ud574\uc57c \ud558\ub294 \uc774\uc720\uc785\ub2c8\ub2e4. \ub18d\uc7a5\uc774\ub098 \uc18c\uaddc\ubaa8 \uc791\uc5c5\uc7a5\uc5d0\uc11c \ub2e4\ub978 \uc7a5\uce58\uc640 \ud568\uaed8 \ucf1c\uace0 \uaebc\uc9c0\ub294 \ud38c\ud504\ub294 \uc57d 0.8\uc758 \ub2e4\uc591\uc131 \uacc4\uc218\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc6b0\ub9ac\uc758 \uacbd\uc6b0, 69 kVA \u00d7 0.8 = 55 kVA\uc785\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c \uc131\uc7a5\uc5d0 \ub300\ud55c \uc5ec\uc720\ub97c \ucd94\uac00\ud574\uc57c \ud569\ub2c8\ub2e4: \uc774 \uc0b0\uc5c5\uc5d0\uc11c\uc758 \uacbd\ud5d8 \ubc95\uce59\uc740 15-20%\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c, 55 \u00d7 1.18 = 65 kVA(\ub300\ub7b5)\uc785\ub2c8\ub2e4.<\/p>\n<p>\ub530\ub77c\uc11c \uc21c\uc9c4\ud55c \u201c\ucd1d\u201d \uc218\uc694\uac00 69 kVA\uc778 \uac83\ucc98\ub7fc \ubcf4\uc774\uc9c0\ub9cc, \ub2e4\uc591\uc131\uacfc \uc131\uc7a5 \uc694\uc778\uc744 \uace0\ub824\ud558\uc5ec \uc62c\ubc14\ub974\uac8c \uacc4\uc0b0\ub41c \uc218\uc694\ub294 \uc57d 65 kVA\uac00 \ub418\uba70, \uc774\ub294 75 kVA \uc7a5\uce58\uc758 \ud55c\uacc4 \ub0b4\uc5d0 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc591\uc131\uacfc \uc131\uc7a5 \uc694\uc778\uc744 \ubb34\uc2dc\ud558\uba74 100 kVA\ub97c \uad6c\ub9e4\ud558\uace0 \ucd94\uac00\ub85c $1,500-2,500\uc744 \uc9c0\ubd88\ud558\uba74\uc11c \ucd94\uac00 \uc804\ub825\uc744 \uc783\uac8c \ub429\ub2c8\ub2e4. \uc804\ub825 \uacc4\uc218 \ubcf4\uc815\ub9cc \ubb34\uc2dc\ud558\uba74 50 kVA \uc7a5\uce58\uc758 \uace0\uc7a5\uc774 \ubc1c\uc0dd\ud560 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<h2 id=\"step3-voltage\">\ub2e8\uacc4 3: \uc804\uc555 \uc77c\uce58<\/h2>\n<p>\uc804\uc555 \uc801\ud569\uc131\uc740 \ud544\uc218\uc801\uc774\uba70 \u201c\uc798\ubabb\ub41c \ubcc0\uc555\uae30\u201d\uac00 \ubc1c\uc0dd\ud558\ub294 \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \uc774\uc720\uc785\ub2c8\ub2e4. \ub450 \uac00\uc9c0 \uc804\uc555\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uae30\ubcf8 \uc804\uc555 \u2013 \uc720\ud2f8\ub9ac\ud2f0 \uacf5\uae09\uc744 \ud1b5\ud574: \ubd81\ubbf8 \ub18d\uc5c5 \uc9c0\uc5ed\uc5d0\uc11c\ub294 \uc77c\ubc18\uc801\uc73c\ub85c 7200 V\uc758 \ub2e8\uc0c1, 12.47 kV\/13.2 kV \ub610\ub294 \ub2e4\ub978 \uc9c0\uc5ed\uc5d0\uc11c\ub294 11 kV\/22 kV\/33 kV\uc785\ub2c8\ub2e4.<\/li>\n<li>\ubcf4\uc870 \uc804\uc555 \u2013 \uc804\uc790 \uc7a5\uce58\uc758 \uc694\uad6c \uc0ac\ud56d\uc5d0 \ub530\ub77c \ub2e8\uc0c1\uc740 120\/240 V, \uc0bc\uc0c1\uc740 240 V, \ub610\ub294 \uc704\uce58\uc640 \uc7a5\ube44\uc5d0 \ub530\ub77c \uc0bc\uc0c1\uc5d0\uc11c 380 V\uc5d0\uc11c 480 V\uae4c\uc9c0\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc8fc\ubb38\ud558\uae30 \uc804\uc5d0 \uc720\ud2f8\ub9ac\ud2f0 \uc804\uc555\uc744 \uc11c\uba74\uc73c\ub85c \ud655\uc778\ud558\ub294 \uac83\uc744 \uc78a\uc9c0 \ub9c8\uc2ed\uc2dc\uc624. \uc804\uae30 \ubd84\ubc30\ub294 \uadc0\ud558\uac00 \uc788\ub294 \uc9c0\uc5ed\uc5d0 \ub530\ub77c \ub2e4\ub974\ubbc0\ub85c, 11 kV\uc5d0 \ub9de\uac8c \uc124\uacc4\ub41c \ubcc0\uc555\uae30\ub294 12.47 kV\uc640 \uc798 \uc791\ub3d9\ud558\uc9c0 \uc54a\uc744 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-10633\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/6-step-transformer-selection.webp\" alt=\"6\ub2e8\uacc4 \ubcc0\uc555\uae30 \uc120\ud0dd\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2 id=\"step4-type\">\ub2e8\uacc4 4: \uc704\uce58\uc5d0 \ub9de\ub294 \uc720\ud615 \uc120\ud0dd<\/h2>\n<p>\ubcc0\uc555\uae30\uc758 \uc704\uce58\ub294 \ubcc0\uc555\uae30 \uc720\ud615\uc5d0 \ud070 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \uc18c\uaddc\ubaa8 \ubc0f \uc911\uac04 \uaddc\ubaa8 \uc124\uce58\uc758 \uacbd\uc6b0, \uc0ac\uc6a9 \uac00\ub2a5\ud55c \uc635\uc158\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<table>\n<thead>\n<tr>\n<th>\uc720\ud615<\/th>\n<th>\ucd5c\uc801\uc758 \uc6a9\ub3c4<\/th>\n<th>\uc77c\ubc18\uc801\uc778 \ubc94\uc704<\/th>\n<th>\ube44\uace0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uae30\ub465 \uc7a5\ucc29\ud615<\/td>\n<td>\ub18d\ucd0c, \ub18d\uc7a5, \uc18c\uaddc\ubaa8 \ubd80\ud558<\/td>\n<td>5\u2013167 kVA<\/td>\n<td>kVA\ub2f9 \uac00\uc7a5 \uc800\ub834\ud55c, \uc720\ud2f8\ub9ac\ud2f0 \uc18c\uc720 \uc2a4\ud0c0\uc77c<\/td>\n<\/tr>\n<tr>\n<td>\ud328\ub4dc \uc7a5\ucc29\ud615<\/td>\n<td>\uc57c\uc678 \uc0c1\uc5c5\uc6a9, \uc8fc\ud0dd \ub2e8\uc9c0<\/td>\n<td>25\u20132,500 kVA<\/td>\n<td>\uc9c0\uba74 \uc218\uc900, \ubc29\ud574 \ubc29\uc9c0, \uc811\uadfc \uc6a9\uc774<\/td>\n<\/tr>\n<tr>\n<td>\uac74\uc2dd\ud615(\uc2e4\ub0b4)<\/td>\n<td>\uac74\ubb3c, \uc791\uc5c5\uc7a5, \uc0ac\ubb34\uc2e4<\/td>\n<td>3\u20131,000 kVA<\/td>\n<td>\ud654\uc7ac \uc548\uc804, \uc624\uc77c \uc5c6\uc74c, \uc870\uc6a9\ud568<\/td>\n<\/tr>\n<tr>\n<td>\uc8fc\uc870 \uc218\uc9c0 \uac74\uc2dd\ud615<\/td>\n<td>\uace0\uce35 \uac74\ubb3c, \ud130\ub110, \ub370\uc774\ud130 \uc13c\ud130<\/td>\n<td>100\u20133,150 kVA<\/td>\n<td>\ucd5c\uace0\uc758 \ud654\uc7ac \uc131\ub2a5, \ub0ae\uc740 \uc720\uc9c0\ubcf4\uc218<\/td>\n<\/tr>\n<tr>\n<td>\uc624\uc77c \uce68\uc9c0\ud615(\ubcc0\uc804\uc18c)<\/td>\n<td>\ubcc0\uc804\uc18c, \uc0b0\uc5c5 \ud604\uc7a5<\/td>\n<td>50 kVA\u2013100 MVA<\/td>\n<td>\ucd5c\uace0\uc758 \uacfc\ubd80\ud558 \ub0b4\uc131, \uc624\uc77c \uad6c\ub369\uc774 \ud544\uc694<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\ub18d\uc7a5 \uc2dc\ub098\ub9ac\uc624\uc758 \uacbd\uc6b0, 75 kVA \ud328\ub4dc \uc7a5\ucc29 \ubcc0\uc555\uae30\uac00 \uc720\ub9ac\ud569\ub2c8\ub2e4. \uc678\ubd80\uc5d0\uc11c \uc791\ub3d9\ud558\uace0 \ubd80\ud558\uc5d0 \uc9c1\uc811 \uc5f0\uacb0\ub418\ubbc0\ub85c \ucd5c\uc18c\ud55c\uc758 \uc720\uc9c0\ubcf4\uc218\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc7a5\ube44\uac00 \uac74\ubb3c \ub0b4\ubd80\uc5d0 \uc704\uce58\ud560 \uacbd\uc6b0, \uc548\uc804\uc744 \uc704\ud574 \uac74\uc2dd \ubcc0\uc555\uae30\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<h2 id=\"step5-rating\">\ub2e8\uacc4 5: \ud45c\uc900 \ub4f1\uae09 \uc120\ud0dd<\/h2>\n<p>\ubcc0\uc555\uae30 \ud06c\uae30 \ub4f1\uae09\uc740 \ud45c\uc900 \uad6c\uc131\uc73c\ub85c \ub098\ud0c0\ub0a9\ub2c8\ub2e4. \ud2b9\ud788, 25, 37.5, 50, 75, 100, 150, 167 \ubc0f 250 kVA \ud06c\uae30\uac00 \ubd81\ubbf8\uc5d0\uc11c \uc0ac\uc6a9\ub418\uba70, IEC \uc2dc\uc7a5\uc5d0\uc11c\ub294 \ub2e4\uc74c \ud06c\uae30\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4: 25, 50, 100, 160, 250, 315, 400 \ubc0f 500 kVA. \uc124\uacc4 \ubd80\ud558\ub97c \uc218\uc6a9\ud560 \uc218 \uc788\ub294 \uac00\uc7a5 \uc791\uc740 \ub4f1\uae09\uc744 \uc120\ud0dd\ud574\uc57c \ud558\uba70, \uc124\uacc4 \uac12\uc774 65 kVA\uc778 \uacbd\uc6b0 \uc120\ud0dd\uc740 75 kVA\uc5ec\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\ud55c \uac00\uc9c0 \uc8fc\uc758\uc0ac\ud56d: \ubcc0\uc555\uae30\uc5d0 \ud070 \ubaa8\ud130\uac00 \uc5f0\uacb0\ub420 \uacbd\uc6b0, \ud574\ub2f9 \ubaa8\ud130\uc758 \uae30\ub3d9 \uc804\ub958\ub97c \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, 25 kW \ud38c\ud504\ub294 \uc77c\ubc18 \ucd9c\ub825\uc758 6\ubc30\uc5d0 \ub2ec\ud558\ub294 \uae30\ub3d9 \uacb0\uacfc\ub97c \ucd08\ub798\ud560 \uc218 \uc788\uc73c\uba70(25 kW \ud38c\ud504\uc758 \ucd9c\ub825\uc740 \uc57d 35 kVA), \uc774\ub294 \uc804\ub825 \uc6a9\ub7c9\uc758 \uc21c\uac04\uc801\uc778 \uc99d\uac00\ub97c \ucd08\ub798\ud558\uace0, \uccab \ubc88\uc9f8 \ud38c\ud504\uac00 \uc2dc\uc791\ub41c \uc9c1\ud6c4 \ub2e4\ub978 \ud38c\ud504\uac00 \uc2dc\uc791\ub418\uba74 \uc804\ub825 \uacfc\ubd80\ud558\ub97c \ucd08\ub798\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub9ac\uace0 \ucd5c\uc18c \ub450 \uac1c\uc758 \ud38c\ud504\uac00 \ub3d9\uc2dc\uc5d0 \uc2dc\uc791\ub420 \uacbd\uc6b0, \uc21c\uac04 \uc6a9\ub7c9\uc774 \uc815\uaca9\uc744 \ucd08\uacfc\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n<h2 id=\"step6-cost\">\ub2e8\uacc4 6: \ube44\uc6a9 \ubc0f \ud6a8\uc728\uc131 \ube44\uad50<\/h2>\n<p>\ube44\uc6a9\uc740 \ubc29\uc815\uc2dd\uc758 \ud55c \ubd80\ubd84\uc77c \ubfd0\uc785\ub2c8\ub2e4. \ubcc0\uc555\uae30\ub294 \uc7a5\uce58\uc758 \uc804\uccb4 \uc218\uba85 \uc8fc\uae30 \ub3d9\uc548 \uc190\uc2e4\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \ubcc0\uc555\uae30\ub294 \ubd80\ud558\uac00 \uc5f0\uacb0\ub418\uc9c0 \uc54a\uc740 \uacbd\uc6b0\uc5d0\ub3c4 \ud558\ub8e8 \uc885\uc77c \ubb34\ubd80\ud558 \uc190\uc2e4\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, $0.12\/kWh\uc758 \ube44\uc6a9\uc73c\ub85c 75kVA\ub85c \ud3c9\uac00\ub41c \ubcc0\uc555\uae30\ub294 \uc57d 250 W\uc758 \ubb34\ubd80\ud558 \uc190\uc2e4\uc744 \ubc1c\uc0dd\uc2dc\ud0a4\uba70, 1\ub144 \ub3d9\uc548 $262\uc758 \uc720\ud734 \uc190\uc2e4\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4 \u2014 \uc774\ub294 20\ub144 \ud6c4 $5,240\uc5d0 \ub2ec\ud558\uba70, \uc774\ub294 \ubcc0\uc555\uae30\uc758 \uc6d0\ub798 \ube44\uc6a9\ubcf4\ub2e4 \ub354 \ub9ce\uc2b5\ub2c8\ub2e4. \uc81c\uc548\uc11c\ub97c \ud3c9\uac00\ud560 \ub54c \ud56d\uc0c1 \ubb34\ubd80\ud558 \ubc0f \ubd80\ud558 \uc190\uc2e4 \uac12\uc744 \uc694\uccad\ud558\ub294 \uac83\uc744 \uc78a\uc9c0 \ub9c8\uc2ed\uc2dc\uc624.<\/p>\n<table>\n<thead>\n<tr>\n<th>\ub4f1\uae09<\/th>\n<th>\uc77c\ubc18 \ubb34\ubd80\ud558 \uc190\uc2e4 (W)<\/th>\n<th>\uc77c\ubc18 \ubd80\ud558 \uc190\uc2e4 (W)<\/th>\n<th>20\ub144 \uc190\uc2e4 \ube44\uc6a9 $0.12\/kWh (75% \ubd80\ud558 \uae30\uc900)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>50 kVA<\/td>\n<td>130\u2013200<\/td>\n<td>1,100\u20131,500<\/td>\n<td>$24,000\u2013$33,000<\/td>\n<\/tr>\n<tr>\n<td>75 kVA<\/td>\n<td>180\u2013280<\/td>\n<td>1,500\u20132,100<\/td>\n<td>$34,000\u2013$47,000<\/td>\n<\/tr>\n<tr>\n<td>100 kVA<\/td>\n<td>220\u2013350<\/td>\n<td>1,900\u20132,700<\/td>\n<td>$44,000\u2013$61,000<\/td>\n<\/tr>\n<tr>\n<td>250 kVA<\/td>\n<td>450\u2013700<\/td>\n<td>3,900\u20135,500<\/td>\n<td>$92,000\u2013$127,000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uc5ec\uae30\uc11c \uba54\uc2dc\uc9c0\ub294 \ucda9\ubd84\ud788 \uba85\ud655\ud569\ub2c8\ub2e4: \ub3d9\uc77c\ud55c kVA\uc758 \uacf5\uae09\uc5c5\uccb4 \uac04 \ud6a8\uc728\uc131 \ucc28\uc774\ub294 \uc218\ucc9c \ub2ec\ub7ec\uc758 \ucd1d \ube44\uc6a9 \ubcc0\ub3d9\uc73c\ub85c \uc774\uc5b4\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ube44\uc815\uc9c8 \ucf54\uc5b4 \uae30\uacc4\ub294 \ubb34\ubd80\ud558 \uc190\uc2e4\uc774 50\u201370% \uac10\uc18c\ud558\uba70, 10\u201320%\uc758 \uac00\uaca9 \ucd08\uacfc\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 20\ub144 \ube44\uc6a9 \ubd84\uc11d\uc5d0\uc11c \uac00\uc7a5 \uc720\ub9ac\ud55c \uacb0\uacfc\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n<h2 id=\"sizing-table\">\ube60\ub978 \ud06c\uae30 \ucc38\uc870 \ud45c<\/h2>\n<p>\uc774\ub294 \ubc30\uc804 \uc7a5\uce58\uc758 \uc77c\ubc18\uc801\uc778 \uc124\uce58\uc5d0 \ub300\ud55c \ucd08\uae30 \uac80\ud1a0\uc785\ub2c8\ub2e4 (\uc77c\ubc18\uc801\uc778 \uc5ed\ub960\uc774 0.85, \ub2e4\uc591\uc131\uc774 0.8, \uc131\uc7a5\ub960\uc774 15%\ub77c\uace0 \uac00\uc815).<\/p>\n<table>\n<thead>\n<tr>\n<th>\uc5f0\uacb0 \ubd80\ud558 (kW)<\/th>\n<th>\ub300\ub7b5\uc801\uc778 \uc6b4\uc804 kVA<\/th>\n<th>\uc124\uacc4 \uc218\uc694<\/th>\n<th>\uad8c\uc7a5 \uc815\uaca9<\/th>\n<th>\uac00\uaca9 \ubc94\uc704 (FOB \uc911\uad6d)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>20<\/td>\n<td>24<\/td>\n<td>22<\/td>\n<td>25<\/td>\n<td>$1,200\u2013$3,000<\/td>\n<\/tr>\n<tr>\n<td>40<\/td>\n<td>47<\/td>\n<td>43<\/td>\n<td>50<\/td>\n<td>$1,800\u2013$4,500<\/td>\n<\/tr>\n<tr>\n<td>60<\/td>\n<td>71<\/td>\n<td>65<\/td>\n<td>75<\/td>\n<td>$2,400\u2013$5,500<\/td>\n<\/tr>\n<tr>\n<td>80<\/td>\n<td>94<\/td>\n<td>86<\/td>\n<td>100<\/td>\n<td>$2,500\u2013$6,000<\/td>\n<\/tr>\n<tr>\n<td>150<\/td>\n<td>176<\/td>\n<td>162<\/td>\n<td>160\u2013250<\/td>\n<td>$4,500\u2013$11,000<\/td>\n<\/tr>\n<tr>\n<td>350<\/td>\n<td>412<\/td>\n<td>379<\/td>\n<td>400\u2013500<\/td>\n<td>$8,000\u2013$16,000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uac00\uaca9\uc740 \uc624\uc77c \uce68\uc9c0 \uc7a5\uce58\uc5d0 \ub300\ud55c \uc9c0\ud45c\uc774\uba70, \uc0ac\uc591, \ube0c\ub79c\ub4dc \ubc0f \uc704\uce58\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \ud310\ub3c5\uac12\uc774 \ud55c\uacc4\uac12 \uc774\ud558\ub85c \ub5a8\uc5b4\uc9c8 \uacbd\uc6b0, \uc5c5\uadf8\ub808\uc774\ub4dc \ube44\uc6a9\uc774 15-25%\uc774\ubbc0\ub85c \ub354 \ub192\uc740 \uac12\uc744 \uc120\ud0dd\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. \ubd80\uc801\uc808\ud55c \uc7a5\uce58\uc758 \uc124\uce58 \ube44\uc6a9\uc740 \ubcc0\uc555\uae30 \uc791\ub3d9 \uc8fc\ud30c\uc218 \uc2e4\ud328\ub85c \uc774\uc5b4\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-10634\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/The-Three-Most-Common-Mistakes.webp\" alt=\"\uac00\uc7a5 \ud754\ud55c \uc138 \uac00\uc9c0 \uc2e4\uc218\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2 id=\"common-mistakes\">\uac00\uc7a5 \ud754\ud55c \uc138 \uac00\uc9c0 \uc2e4\uc218<\/h2>\n<ul>\n<li>kVA \ub300\uc2e0 kW \uc0ac\uc6a9. \uc774\ub984\ud45c kW\ub97c \ucd94\uac00\ud558\uba74 \uc5ed\ub960\uc744 \ubb34\uc2dc\ud558\uac8c \ub418\uc5b4 \ud544\uc694\ud55c \uac83\ubcf4\ub2e4 15\u201325% \uc791\uc740 \uc7a5\uce58\uac00 \ub429\ub2c8\ub2e4. \ud06c\uae30\ub97c \ube44\uad50\ud558\uae30 \uc804\uc5d0 \ud56d\uc0c1 kVA = kW \u00f7 PF\ub85c \ubcc0\ud658\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li>\ub2e4\uc591\uc131\uacfc \uc131\uc7a5 \ubb34\uc2dc. \u201c\uc804\uccb4 \ud569\uacc4\u201d \ud06c\uae30\ub97c \uc5bb\ub294 \uac83\uc740 \ub3c8\uc744 \ub0ad\ube44\ud558\uba70 \ubb34\ubd80\ud558 \uc190\uc2e4\uc744 \ubc1c\uc0dd\uc2dc\ud0a4\uace0 \ud604\uc7ac \uc218\uc694\ub9cc\uc744 \ucda9\uc871\ud558\uba74 \ub0b4\ub144\uc5d0 \ud655\uc7a5\ud560 \uc5ec\uc9c0\uac00 \uc5c6\uc2b5\ub2c8\ub2e4. 0.7\u20138\uc758 \ub2e4\uc591\uc131 \ub610\ub294 15-20%\uc758 \uc131\uc7a5\uc744 \uc801\uc6a9\ud558\ub294 \uac83\uc744 \uace0\ub824\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li>\uc798\ubabb\ub41c \uc804\uc555 \ud074\ub798\uc2a4 \ub610\ub294 \uc8fc\ud30c\uc218. 11 kV \ubcc0\uc555\uae30\uac00 12.47 kV \ud53c\ub354\uc5d0 \uc5f0\uacb0\ub418\uba74 \uc791\ub3d9\ud558\uc9c0 \uc54a\uc73c\uba70, 50 Hz\uc6a9\uc73c\ub85c \uc124\uacc4\ub41c \ubcc0\uc555\uae30\uac00 60 Hz \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc0ac\uc6a9\ub418\uba74 \ud3ec\ud654\ub418\uace0 \uacfc\uc5f4\ub429\ub2c8\ub2e4. \uad6c\ub9e4 \uc804\uc5d0 \uc804\uc555\uacfc \uc8fc\ud30c\uc218\ub97c \uc11c\uba74\uc73c\ub85c \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/li>\n<\/ul>\n<p>\ub610 \ub2e4\ub978 \uc2e4\uc218: \ud6a8\uc728\uc131 \ud3c9\uac00\ub97c \ud53c\ud558\uace0 \uc1a1\uc7a5\uc5d0 \ud45c\uc2dc\ub41c \uac00\uaca9\ub9cc\uc744 \ud45c\uc900 \uac00\uaca9\uc73c\ub85c \uc758\uc874\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc6b4\uc601 \uc911 \ubc1c\uc0dd\ud558\ub294 \uc190\uc2e4\uc740 \uc7a5\ube44\uc758 \uc7a5\uae30 \ube44\uc6a9\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4.<\/p>\n<h2 id=\"brands-prices\">\ube0c\ub79c\ub4dc \ubc0f \uac00\uaca9 \ubc94\uc704<\/h2>\n<p>\uc18c\uaddc\ubaa8 \ubc0f \uc911\uaddc\ubaa8 \uc124\uce58\uc758 \uacbd\uc6b0 \ube0c\ub79c\ub4dc \uc120\ud0dd\uc740 \ube44\uc6a9, \uc9c0\uc6d0 \ubc0f \ubb38\uc11c \uac04\uc758 \ud0c0\ud611\uc785\ub2c8\ub2e4. \ubaa8\ub4e0 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uacf5\uae09\uc5c5\uccb4\ub294 IEC 60076\uc744 \uc900\uc218\ud558\uc9c0\ub9cc, \uac01\uc790\uc758 \uc11c\ube44\uc2a4 \ub124\ud2b8\uc6cc\ud06c, \ubc30\uc1a1 \uc2dc\uac04 \ubc0f \ud14c\uc2a4\ud2b8 \ub370\uc774\ud130\uc758 \uac00\uc6a9\uc131\uc5d0\uc11c \ucc28\uc774\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\ube0c\ub79c\ub4dc<\/th>\n<th>\uc704\uce58<\/th>\n<th>50 kVA<\/th>\n<th>100 kVA<\/th>\n<th>250 kVA<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>ABB<\/td>\n<td>\uae00\ub85c\ubc8c \uc9c0\uc6d0, \uc804\uccb4 \ubc94\uc704<\/td>\n<td>$3,500\u2013$7,000<\/td>\n<td>$5,500\u2013$10,000<\/td>\n<td>$12,000\u2013$20,000<\/td>\n<\/tr>\n<tr>\n<td>\uc9c0\uba58\uc2a4<\/td>\n<td>\ud6a8\uc728\uc131, \ub514\uc9c0\ud138 \uc635\uc158<\/td>\n<td>$3,500\u2013$7,500<\/td>\n<td>$5,500\u2013$11,000<\/td>\n<td>$12,000\u2013$22,000<\/td>\n<\/tr>\n<tr>\n<td>\uc288\ub098\uc774\ub354 \uc77c\ub809\ud2b8\ub9ad<\/td>\n<td>\uac74\uc2dd \ud0c0\uc785 \uac15\ub3c4<\/td>\n<td>$3,000\u2013$6,500<\/td>\n<td>$5,000\u2013$9,500<\/td>\n<td>$11,000\u2013$18,000<\/td>\n<\/tr>\n<tr>\n<td>\uc774\ud2bc<\/td>\n<td>\ubd81\ubbf8 \uaddc\uc815 \uc900\uc218<\/td>\n<td>$2,800\u2013$6,000<\/td>\n<td>$4,500\u2013$9,000<\/td>\n<td>$10,000\u2013$17,000<\/td>\n<\/tr>\n<tr>\n<td>CG \ud30c\uc6cc \/ TBEA<\/td>\n<td>\ubcfc\ub968 \uac00\uaca9 \ucc45\uc815<\/td>\n<td>$2,000\u2013$4,500<\/td>\n<td>$3,000\u2013$6,500<\/td>\n<td>$7,000\u2013$12,000<\/td>\n<\/tr>\n<tr>\n<td>\uc7a5\uc464 \uc218\ube44\uc548 \uc804\ub825<\/td>\n<td>IEC 60076, \uad6c\ub9ac, \uc2dc\ud5d8 \ubcf4\uace0\uc11c<\/td>\n<td>$1,800\u2013$4,000<\/td>\n<td>$2,500\u2013$5,500<\/td>\n<td>$4,500\u2013$11,000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\ud655\ub9bd\ub41c \uc774\ub984\uc740 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ud604\ub300\uc801\uc774\uba70, \uc9c0\uc5ed \uc11c\ube44\uc2a4\uac00 \uc911\uc694\ud55c \ubaa8\ub4e0 \uc791\uc5c5\uc5d0\uc11c \uae30\ubcf8\uc73c\ub85c \ub0a8\uc544 \uc788\uc2b5\ub2c8\ub2e4. \ubc18\ub300\ub85c, \uc2e4\uc6a9 \uac00\uc774\ub4dc\ub294 \uac00\uce58 \uce21\uba74\uc5d0\uc11c \ucc28\ubcc4\ud654\ub418\uba70, \ud2b9\ud788 \uc7a5\uc464 \uc218\ube44\uc548 \uc804\ub825\uc740 10 kVA\uc5d0\uc11c 100 MVA\uae4c\uc9c0\uc758 \uc6a9\ub7c9 \ubc94\uc704\uc5d0\uc11c IEC 60076 \uc778\uc99d \ubcc0\uc555\uae30\ub97c \uc0dd\uc0b0\ud558\uace0, \ud45c\uc900\uc73c\ub85c \uad6c\ub9ac \uad8c\uc120\uc744 \uc81c\uacf5\ud558\uba70, \uac01 \uc8fc\ubb38\uc5d0 \ub300\ud574 \uacf5\uc7a5 \uc2dc\ud5d8 \ubcf4\uace0\uc11c\ub97c \uc81c\uacf5\ud558\uc5ec \uadc0\ud558\uac00 6\ub2e8\uacc4\uc5d0\uc11c \ube44\uad50\ud55c \ud6a8\uc728\uc131 \uc218\uce58\uac00 \uac80\uc99d\ub41c \ud655\uc778\uacfc \ud568\uaed8 \uc81c\uacf5\ub429\ub2c8\ub2e4. \ub450 \uac1c \ub610\ub294 \uc138 \uac1c\uc758 \ubcc0\uc555\uae30\uac00 \ud544\uc694\ud55c \uc18c\uaddc\ubaa8 \uacf5\uc7a5, \ub18d\uc7a5 \ub610\ub294 \uc791\uc5c5\uc7a5\uc740 \uc774\ub85c \uc778\ud574 \uac01 \uc7a5\uce58\uc5d0\uc11c $3,000\u2013$8,000\uc744 \uc808\uc57d\ud560 \uc218 \uc788\uae30 \ub54c\ubb38\uc5d0 \ubc30\uc120 \ube44\uc6a9\uc744 \ud68c\uc218\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc120\ud0dd \ubc29\ubc95\uc740 \ub2e4\ub978 \uacf5\uae09\uc5c5\uccb4\uc640 \ub3d9\uc77c\ud558\uac8c \uc720\uc9c0\ub418\uba70, \uc720\uc77c\ud55c \ucc28\uc774\uc810\uc740 \uc6b0\ub9ac \uacbd\uc6b0\uc5d0\ub294 \uace0\ub824\ub41c \uc7a5\ube44\uc640 \uad00\ub828\ub41c \uc0ac\uc591 \uc900\uc218 \uc99d\uba85\uc774 \uc788\ub2e4\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<h2 id=\"faq\">\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n<h3>\uc5b4\ub5a4 \ud06c\uae30\uc758 \ubcc0\uc555\uae30\uac00 \ud544\uc694\ud55c\uc9c0 \uc5b4\ub5bb\uac8c \uc54c \uc218 \uc788\ub098\uc694?<\/h3>\n<p>\ubaa8\ub4e0 \ubd80\ud558\uc758 kVA\ub97c \ud569\uc0b0\ud569\ub2c8\ub2e4 \u2013 \uac01 \ubd80\ud558\uc758 kW \/ \uc804\ub825 \uacc4\uc218. \ub2e4\uc591\uc131 \uacc4\uc218\ub97c \uc0ac\uc6a9\ud558\uba70, \uc774\ub294 0.7\uc5d0\uc11c 0.85\uc785\ub2c8\ub2e4. \ubbf8\ub798 \uc218\uc694 \uc99d\uac00\ub97c \uace0\ub824\ud558\uc5ec 15%\uc5d0\uc11c 20%\ub97c \ucd94\uac00\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ucd1d \ubd80\ud558\uac00 60 kW\uc774\uace0 \uc804\ub825 \uacc4\uc218\uac00 0.85\uc778 \uacbd\uc6b0, \uc774\ub294 71 kVA\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c \ub2e4\uc591\uc131\uacfc \ubbf8\ub798 \uc218\uc694 \uc99d\uac00\ub97c \uc801\uc6a9\ud558\uc5ec 65 kVA\ub85c \ub9cc\ub4ed\ub2c8\ub2e4. \ub530\ub77c\uc11c 75 kVA\uc758 \uc7a5\uce58\ub97c \uc120\ud0dd\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h3>\uc9d1\uc5d0 \ud544\uc694\ud55c \ubcc0\uc555\uae30\uc758 \ud06c\uae30\ub294 \uc5bc\ub9c8\uc778\uac00\uc694?<\/h3>\n<p>\uc77c\ubc18\uc801\uc73c\ub85c \ud604\ub300 \uc8fc\ud0dd\uc740 25-50 kVA\uc758 \uc804\uae30 \uc11c\ube44\uc2a4\uac00 \ud544\uc694\ud569\ub2c8\ub2e4 (EV \ucda9\uc804, \ud788\ud2b8 \ud38c\ud504 \ub610\ub294 \uc5d0\uc5b4\ucee8\uc6a9). \uadf8\ub7ec\ub098 \uc77c\ubd80 \uc9c0\uc5ed\uc5d0\uc11c\ub294 \uac00\uc2a4\ub9cc\uc73c\ub85c \ub09c\ubc29\ub418\ub294 \uc8fc\ud0dd\uc774 10-15 kVA\ub9cc \ud544\uc694\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uc720\ud2f8\ub9ac\ud2f0 \ud68c\uc0ac\uac00 \uc774\ub7ec\ud55c \uc11c\ube44\uc2a4\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ubcc0\uc555\uae30\ub97c \uc18c\uc720\ud558\uace0 \uc120\ud0dd\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uad6c\ub9e4\ud558\uae30 \uc804\uc5d0 \uc720\ud2f8\ub9ac\ud2f0\uc640 \uc0c1\ub2f4\ud558\ub294 \uac83\uc774 \uac00\uc7a5 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>\ud544\uc694\ud55c \uac83\ubcf4\ub2e4 \ub354 \ud070 \ubcc0\uc555\uae30\ub97c \uc0ac\uc57c \ud558\ub098\uc694?<\/h3>\n<p>15%\uc640 20% \uc0ac\uc774\uc758 \uc131\uc7a5 \ubaa9\ud45c\ub97c \uc124\uc815\ud558\uc138\uc694. \ub354 \ub192\uc740 \ubaa9\ud45c\ub294 \ucd94\uac00 \uc0ac\uc774\ud074\ub2f9 \uc57d 15%\uc5d0\uc11c 25%\uc758 \uad6c\ub9e4 \uac00\uaca9\uc5d0 \ubd80\uc815\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce58\uba70, \ub3d9\uc2dc\uc5d0 \ube44\uc0dd\uc0b0\uc801 \uc190\uc2e4\uc744 \ucd08\ub798\ud569\ub2c8\ub2e4.<\/p>\n<h3>\ud328\ub4dc \uc7a5\ucc29 \ubcc0\uc555\uae30\uc640 \uae30\ub465 \uc7a5\ucc29 \ubcc0\uc555\uae30\uc758 \ucc28\uc774\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n<p>\uae30\ub465\uc5d0 \uc7a5\ucc29\ub41c \uc7a5\uce58(5\u2013167 kVA)\ub294 \uc18c\uaddc\ubaa8 \uc804\ub825 \ub610\ub294 \ub18d\ucd0c \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8\uc758 \uacbd\uc6b0 \uc720\ud2f8\ub9ac\ud2f0 \uae30\ub465\uc5d0 \ubc30\uce58\ud560 \uc218 \uc788\ub294 \ub2a5\ub825\uc744 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ud328\ub4dc \uc7a5\ucc29 \uc7a5\uce58(25\u20132,500 kVA)\ub294 \uc9c0\uba74 \uc218\uc900\uc758 \ucf58\ud06c\ub9ac\ud2b8 \uc2ac\ub798\ube0c \uc704\uc5d0 \uc790\ub791\uc2a4\ub7fd\uac8c \uc11c \uc788\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub450 \uac00\uc9c0 \uc911\uc5d0\uc11c \uc120\ud0dd\ud560 \ub54c \uace0\ub824\ud574\uc57c \ud560 \uc0ac\ud56d\uc740 \uc8fc\ub85c \uc804\ub825 \uc694\uad6c \uc0ac\ud56d\uacfc \ud5a5\ud6c4 \uc720\uc9c0 \uad00\ub9ac\uc758 \ud3b8\ub9ac\uc131\uc5d0 \uae30\ubc18\ud558\uba70, \ud328\ub4dc \uc7a5\ucc29 \uc7a5\uce58\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc548\uc804\uc131\uacfc \uc11c\ube44\uc2a4 \uac00\ub2a5\uc131 \uce21\uba74\uc5d0\uc11c \ub354 \uc6b0\uc218\ud569\ub2c8\ub2e4.<\/p>\n<h3>75 kVA \ubcc0\uc555\uae30\uc758 \uac00\uaca9\uc740 \uc5bc\ub9c8\uc778\uac00\uc694?<\/h3>\n<p>75 kVA \ubc30\uc804 \ubcc0\uc555\uae30\uc758 \ube44\uc6a9\uc740 IEC \uc778\uc99d\uc744 \ubc1b\uc740 \uc911\uad6d \uc81c\uc870\uc5c5\uccb4\ub85c\ubd80\ud130 FOB \uae30\uc900\uc73c\ub85c $2,400\uc5d0\uc11c $5,500\uae4c\uc9c0 \ub2e4\uc591\ud558\uba70, \uae00\ub85c\ubc8c \ube0c\ub79c\ub4dc\uc758 \uacbd\uc6b0 \ube0c\ub79c\ub4dc, \uc0ac\uc591 \ubc0f \uc9c0\uc5ed\uc5d0 \ub530\ub77c $3,500\uc5d0\uc11c $7,500\uae4c\uc9c0 \ubcc0\ub3d9\ud569\ub2c8\ub2e4. \ucd1d \uc9c0\ubd88 \uae08\uc561\uc5d0\ub294 \uc77c\ubc18\uc801\uc73c\ub85c 20%\uc5d0\uc11c 40% \uc0ac\uc774\uc758 \uc6b4\uc1a1 \ubc0f \uc124\uce58 \ube44\uc6a9\uc774 \ud3ec\ud568\ub418\uba70, 20\ub144 \ub3d9\uc548 \ubc1c\uc0dd\ud558\ub294 \uc190\uc2e4\uc740 $34,000 \u2013 $47,000\uc73c\ub85c $0.12\/kWh\uc758 \uc694\uae08\uc774 \uc801\uc6a9\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\/200\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60076-1: \uc804\ub825 \ubcc0\uc555\uae30 \u2014 \uc77c\ubc18<\/a> \u2014 \ub4f1\uae09 \ubc0f \ud14c\uc2a4\ud2b8\uc5d0 \ub300\ud55c \uad6d\uc81c \ud45c\uc900.<\/li>\n<li><a href=\"https:\/\/standards.ieee.org\/ieee\/C57.12.00\/6735\/\" rel=\"nofollow noopener\" target=\"_blank\">IEEE C57.12.00: \uc561\uccb4 \uce68\uc9c0 \ubcc0\uc555\uae30\uc5d0 \ub300\ud55c \uc77c\ubc18 \uc694\uad6c \uc0ac\ud56d<\/a> \u2014 \ubd81\ubbf8 \ub4f1\uae09 \ubc0f \ud14c\uc2a4\ud2b8 \ud504\ub808\uc784\uc6cc\ud06c.<\/li>\n<li><a href=\"https:\/\/www.nfpa.org\/codes-and-standards\/all-codes-and-standards\/list-of-codes-and-standards\/detail?code=70\" rel=\"nofollow noopener\" target=\"_blank\">NFPA 70: \uad6d\uac00 \uc804\uae30 \uaddc\uc815<\/a> \u2014 \ubcc0\uc555\uae30 \uc124\uce58 \ubc0f \uacfc\uc804\ub958 \ubcf4\ud638\uc5d0 \ub300\ud55c \ubd81\ubbf8 \uae30\uc900.<\/li>\n<li><a href=\"https:\/\/www.electrical4u.com\/transformer\/\" rel=\"nofollow noopener\" target=\"_blank\">Electrical4U \u2014 \ubcc0\uc555\uae30<\/a> \u2014 kVA \ud06c\uae30, \uc190\uc2e4 \ubc0f \ubcc0\uc555\uae30 \uc720\ud615\uc5d0 \ub300\ud55c \uba85\ud655\ud55c \uc124\uba85.<\/li>\n<li><a href=\"https:\/\/www.eaton.com\/us\/en-us\/products\/transformers\/transformer-consultant.html\" rel=\"nofollow noopener\" target=\"_blank\">Eaton \u2014 \ubcc0\uc555\uae30 \ucee8\uc124\ud134\ud2b8<\/a> \u2014 \uc2e4\uc6a9\uc801\uc778 \uc124\uce58\ub97c \uc704\ud55c \ud06c\uae30 \uacc4\uc0b0\uae30 \ubc0f \uc120\ud0dd \uac00\uc774\ub4dc.<\/li>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/Distribution_transformer\" rel=\"nofollow noopener\" target=\"_blank\">Wikipedia \u2014 \ubc30\uc804 \ubcc0\uc555\uae30<\/a> \u2014 \ud3f4 \ub9c8\uc6b4\ud2b8, \ud328\ub4dc \ub9c8\uc6b4\ud2b8 \ubc0f \ubc30\uc804 \ubcc0\uc555\uae30 \uc720\ud615\uc5d0 \ub300\ud55c \ubc30\uacbd.<\/li>\n<\/ul>\n<h2 id=\"conclusion\">\uacb0\ub860<\/h2>\n<p>\uc801\ud569\ud55c \ubcc0\uc555\uae30\ub97c \uc120\ud0dd\ud558\ub294 \uacfc\uc815\uc740 \ucd1d kVA\ub97c \uacb0\uc815\ud558\uace0, \ub2e4\uc591\uc131\uacfc \uc131\uc7a5\uc744 \uace0\ub824\ud558\uba70, \uc804\uc555 \ubc0f \uc8fc\ud30c\uc218 \ud638\ud658\uc131\uc744 \uacb0\uc815\ud558\uace0, \uc124\uce58 \uc720\ud615\uc744 \uc120\ud0dd\ud558\uace0, \ud45c\uc900 \ud06c\uae30\ub97c \uc120\ud0dd\ud558\uace0, \ud6a8\uc728\uc131\uacfc \uac00\uaca9\uc744 \ud3c9\uac00\ud558\ub294 \uc5ec\uc12f \uac00\uc9c0 \uac04\ub2e8\ud55c \ub2e8\uacc4\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. \ub18d\uc7a5 \uc0ac\ub840 \uc5f0\uad6c\ub294 \uc804\uccb4 \uacfc\uc815\uc744 \uc2e4\uc81c\ub85c \uc124\uba85\ud558\uace0 \u201c\ub2e8\uc21c\ud788 kW\ub97c \ud569\uc0b0\ud558\ub77c\u201d\ub294 \uc21c\uc9c4\ud55c \ub2f5\ubcc0\uc774 \ub450 \uac00\uc9c0 \uce21\uba74\uc5d0\uc11c \uc798\ubabb\ub41c \uc774\uc720\ub97c \uc124\uba85\ud588\uc2b5\ub2c8\ub2e4 \u2014 \ub2e4\uc591\uc131\uc774 \ubb34\uc2dc\ub418\uc5b4 \ub108\ubb34 \ucef8\uace0, \uc5ed\ub960\uc774 \ubb34\uc2dc\ub418\uc5b4 \ub108\ubb34 \uc791\uc558\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\uc804\ub825 \uacc4\uc218 \ubcf4\uc815\uc774 \ud3ec\ud568\ub41c kVA\uc758 \uc644\uc804\ud55c \ud06c\uae30, \ucd94\uc815\ub41c \ub2e4\uc591\uc131(0.7\uc5d0\uc11c 0.85) \ubc0f \uace0\ub824\ub41c \uc131\uc7a5(15-20%).<\/li>\n<li>\ubcc0\uc555\uae30\ub97c \uc8fc\ubb38\ud558\uae30 \uc804\uc5d0 \uc804\uae30 \uacf5\uae09 \ud68c\uc0ac\uc758 \uc804\uc555 \ubc0f \uc8fc\ud30c\uc218\ub97c \uc11c\uba74\uc73c\ub85c \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li>\ucd1d \uc18c\uc720 \ube44\uc6a9\uc744 \ud3c9\uac00\ud558\uc2ed\uc2dc\uc624(\uc190\uc2e4\uc774 20\ub144 \ud6c4 \uac00\uaca9\uc744 \ucd08\uacfc\ud560 \uac83\uc785\ub2c8\ub2e4).<\/li>\n<li>\uacf5\uae09\uc5c5\uccb4\uc758 \ud14c\uc2a4\ud2b8 \uacb0\uacfc \ubc0f \ud6a8\uc728\uc131 \ub9e4\uac1c\ubcc0\uc218\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>A farm owner in California was presented with three products by the local electrical contractor for operation of five irrigation pumps and a cold storage store: a pole mounted transformer of 50 kVA, a pad mounted one of 75 kVA, or to be absolutely safe, a 100 kVA transformer. The difference in cost between these [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":10632,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[77],"tags":[],"class_list":["post-10625","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\/10625","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=10625"}],"version-history":[{"count":3,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts\/10625\/revisions"}],"predecessor-version":[{"id":11102,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts\/10625\/revisions\/11102"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/media\/10632"}],"wp:attachment":[{"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/media?parent=10625"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/categories?post=10625"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/tags?post=10625"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}