{"id":11386,"date":"2026-09-01T01:46:41","date_gmt":"2026-08-31T17:46:41","guid":{"rendered":"https:\/\/subian-electric.com\/?p=11386"},"modified":"2026-09-01T01:46:41","modified_gmt":"2026-08-31T17:46:41","slug":"what-is-a-core-balance-current-transformer","status":"publish","type":"post","link":"https:\/\/subian-electric.com\/ko\/blog\/what-is-a-core-balance-current-transformer\/","title":{"rendered":"\ucf54\uc5b4 \ubc38\ub7f0\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30\ub780 \ubb34\uc5c7\uc778\uac00\uc694?"},"content":{"rendered":"<p>\uc804\uae30 \uc5d4\uc9c0\ub2c8\uc5b4\uc5d0\uac8c \uc9c0\ub77d \ubc0f \ub204\uc124 \uc804\ub958\ub85c\ubd80\ud130 \uc0bc\uc0c1 \uc2dc\uc2a4\ud15c\uc744 \ubcf4\ud638\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \uc7a5\uce58\uc5d0 \ub300\ud574 \ubb3c\uc5b4\ubcf4\uba74, \uadf8 \ub300\ub2f5\uc740 \uc544\ub9c8\ub3c4 \ucf54\uc5b4 \ubc38\ub7f0\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30(CBCT)\uc77c \uac83\uc785\ub2c8\ub2e4. \uc774\ub294 \uc81c\ub85c \uc2dc\ud000\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30(ZCT) \ub610\ub294 \uc81c\ub85c \ud398\uc774\uc988 CT\ub85c\ub3c4 \ubd88\ub9bd\ub2c8\ub2e4. CBCT\ub294 \uc0bc\uc0c1 \uc804\ub3c4\uccb4\uc640 \uc911\uc131 \uc804\ub3c4\uccb4\uac00 \ud56d\uc0c1 \ud1b5\uacfc\ud560 \uc218 \uc788\ub3c4\ub85d \ud558\ub294 \ud1a0\ub85c\uc774\ub4dc \ub9c1\uc73c\ub85c, \uc804\ub958\uc758 \ud569\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud558\uc5ec \ub2e8\uc77c \uc0c1\uc758 \uc798\ubabb\ub41c \uce21\uc815\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4. CBCT\ub294 \uc815\uc0c1 \uc791\ub3d9 \uc911\uc5d0 \uc0bc\uc0c1 \uc804\ub958\uac00 \uc11c\ub85c \uc0c1\uc1c4\ub418\uc5b4 \uc81c\ub85c\uac00 \ub418\ub294\uc9c0 \ud655\uc778\ud558\uba70, \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ub204\uc124 \uc804\ub958\ub098 \uc9c0\ub77d\uc774 \ubc1c\uc0dd\ud558\ub294 \uc21c\uac04 CBCT\uc758 \uc2e0\ub8b0\uc131\uc774 \ub05d\ub0a9\ub2c8\ub2e4. CBCT\ub294 \ube44\uc81c\ub85c(\uc794\uc5ec) \uc804\ub958\ub97c \uae30\ub85d\ud558\uace0, \uc774\ub97c \ud1b5\ud574 2\ucc28 \uad8c\uc120\uc5d0\uc11c \uc9c0\ub77d \ub204\uc124 \ub9b4\ub808\uc774\uc5d0 \ud2b8\ub9bd \uc2e0\ud638\ub97c \uc804\uc1a1\ud558\uc5ec \ubc00\ub9ac\ucd08 \uc774\ub0b4\uc5d0 \uc791\ub3d9\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c CBCT\uc758 \ub3c4\uc785\uc740 \uc804\uae30 \uacf5\ud559\uc744 \uc704\ud55c \uc811\uadfc\uc774 \uc5b4\ub824\uc6b4 \uc9c0\uc5ed\uc5d0 \ub300\ud55c \uc608\ubc29 \uc870\uce58\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 CBCT\ub97c \uc6b4\uc601 \uce21\uba74\uc5d0\uc11c \uc815\uc758\ud558\uace0, \uc791\ub3d9 \ubc29\uc2dd\uc744 \uac15\uc870\ud558\uba70, \uc0ac\uc6a9 \uac00\ub2a5\ud55c \uc720\ud615\uc744 \uc815\uc758\ud558\uace0, \uc0ac\uc6a9 \uc601\uc5ed\uc744 \uc9c0\uc815\ud558\uba70, CBCT\uc640 \uae30\uc874 CT \uc2dc\uc2a4\ud15c\uc744 \uad6c\ubcc4\ud558\uae30 \uc704\ud55c \ucc28\uc774\uc810\uc744 \uc124\uc815\ud558\uace0, \uc81c\uc870\uc5c5\uccb4\ub97c \ub17c\uc758\ud558\uba70, \ube44\uc6a9\uc744 \ubd84\uc11d\ud569\ub2c8\ub2e4.<\/p>\n<blockquote><p>\uac04\ub2e8\ud55c \ub2f5\ubcc0: \ucf54\uc5b4 \ubc38\ub7f0\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30(CBCT)\ub294 \ub54c\ub54c\ub85c \uc81c\ub85c \uc2dc\ud000\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30(ZCT) \ub610\ub294 \uc81c\ub85c \ud398\uc774\uc988 CT(ZPC)\ub77c\uace0 \ubd88\ub9ac\uba70, \uc2e4\uc81c\ub85c\ub294 \ubaa8\ub4e0 \uc138 \uac00\uc9c0 \uc0c1\uc744 \ud1b5\uacfc\ud558\ub294 \ud1a0\ub85c\uc774\ub4dc CT\uc785\ub2c8\ub2e4. \uc815\uc0c1\uc801\uc778 \uc0c1\ud669\uc5d0\uc11c\ub294 \uc138 \uac00\uc9c0 \uc0c1\uc758 \uc804\ub958\uc758 \ubca1\ud130 \ud569\uc774 \ucf54\uc5b4\uc5d0\uc11c \uc81c\ub85c \uc21c \ud50c\ub7ed\uc2a4\ub97c \ucd08\ub798\ud558\uc5ec \uc774 \uacbd\uc6b0 \uc81c\ub85c \uc804\uc555 \ucd9c\ub825\uc744 \ubc1c\uc0dd\uc2dc\ud0b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc9c0\ub77d\uc774 \ubc1c\uc0dd\ud558\uac70\ub098 \uc804\ub958 \ub204\uc124\uc774 \uc788\uc744 \uacbd\uc6b0 \ud3c9\ud615\uc774 \uae68\uc9c0\uace0 \uc794\uc5ec \uc804\ub958\uac00 \ucf54\uc5b4\ub97c \ud1b5\ud574 \ud750\ub974\uac8c \ub418\uc5b4 CBCT\uac00 \ub204\uc124 \uc804\ub958\uac00 \uba87 \ubc00\ub9ac\uc554\ud398\uc5b4\ub9cc \uac10\uc9c0\ud560 \uacbd\uc6b0 \uc2dc\uc2a4\ud15c\uc744 \ud2b8\ub9bd\ud558\uae30 \uc704\ud574 \uc9c0\ub77d \ub610\ub294 \ub204\uc124 \ub9b4\ub808\uc774\uc5d0 \uc2e0\ud638\ub97c \ubcf4\ub0bc \uc218 \uc788\uac8c \ub429\ub2c8\ub2e4.<\/p><\/blockquote>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-11387\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/09\/What-Is-a-Core-Balance-Current-Transformer.webp\" alt=\"\ucf54\uc5b4 \ubc38\ub7f0\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2 style=\"text-align: left;\">\ucf54\uc5b4 \ubc38\ub7f0\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/h2>\n<p>\ucf54\uc5b4 \ubc38\ub7f0\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30(CBCT)\ub294 \ub9c1 \ubaa8\uc591\uc73c\ub85c \ud2b9\ubcc4\ud788 \uc124\uacc4\ub41c \ub3c5\ud2b9\ud55c \uc804\ub958 \ubcc0\uc555\uae30\ub85c, \uadf8 \uc704\uc5d0 2\ucc28 \uad8c\uc120\uc774 \ub9cc\ub4e4\uc5b4\uc838 \uc788\uc2b5\ub2c8\ub2e4. \uc0bc\uc0c1 \uc2dc\uc2a4\ud15c\uc758 \uc0bc\uc0c1 \uc804\ub3c4\uccb4(\uc989, \uc138 \uac1c\uc758 \ub2e8\uc77c \ucf54\uc5b4 \ucf00\uc774\ube14 \ub610\ub294 \ud558\ub098\uc758 \uc0bc\ucf54\uc5b4 \ucf00\uc774\ube14)\ub294 \ub9c1\uc758 \uc911\uc559 \uad6c\uba4d\uc744 \ud1b5\ud574 \ub3c4\uc785\ub418\uc5b4 \ubcc0\uc555\uae30\uc758 1\ucc28 \uad8c\uc120 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. CBCT\uc758 \uc791\ub3d9\uc740 \uac1c\ubcc4 \uc0c1\uc744 \uce21\uc815\ud558\uc9c0 \uc54a\uace0 \ub9c1 \ub0b4\ubd80\uc758 \ubaa8\ub4e0 \uac83\uc758 \ubca1\ud130 \ud569\uc744 \uce21\uc815\ud569\ub2c8\ub2e4. \uade0\ud615 \uc7a1\ud78c \uc0bc\uc0c1 \uc2dc\uc2a4\ud15c\uc5d0\uc11c\ub294 \ubca1\ud130\ub7c9\uc758 \ud569\uc774 \uc81c\ub85c\uac00 \ub418\uc5b4 \uac74\uac15\ud55c \ud68c\ub85c\uc5d0 \ub300\ud574 \uc81c\ub85c 2\ucc28 \ucd9c\ub825\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ub204\uc124 \uacb0\ud568\uacfc \uac19\uc740 \ubd88\uade0\ud615\uc740 \uc9c0\ub77d \ub9b4\ub808\uc774(EFR) \ub610\ub294 \ub204\uc124 \ub9b4\ub808\uc774(ELR)\uc5d0 \uc8fc\uc785\ub418\ub294 2\ucc28 \ucd9c\ub825\uc744 \ucd08\ub798\ud558\uc5ec \ud68c\ub85c \ucc28\ub2e8\uae30\ub97c \uc791\ub3d9\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n<p>\ub3d9\uc77c\ud55c \uc7a5\uce58\ub294 \ucf54\uc5b4 \ubc38\ub7f0\uc2a4 CT, \uc81c\ub85c \uc2dc\ud000\uc2a4 CT (ZCT), \uc81c\ub85c \ud398\uc774\uc988 \uc804\ub958 \ubcc0\uc555\uae30 (ZPC) \ubc0f \uc794\uc5ec \uc804\ub958 \ubcc0\uc555\uae30 (RCT)\uc640 \uac19\uc740 \uc5ec\ub7ec \ub2e4\ub978 \uc774\ub984\uc744 \uac00\uc9c0\uace0 \uc788\uc73c\uba70, \ub3d9\uc77c\ud55c \uc720\ud615\uacfc \uc791\ub3d9 \uc6d0\ub9ac\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc138\uacc4 \ub300\ubd80\ubd84\uc758 \uc9c0\uc5ed\uc5d0\uc11c\ub294 \uc774 \uc7a5\uce58\ub97c CBCT\ub77c\uace0 \ubd80\ub985\ub2c8\ub2e4. \uc774 \uc7a5\uce58\uac00 \uc18d\ud55c \uc804\uccb4 \uc804\ub958 \ubcc0\uc555\uae30 \uc81c\ud488\uad70\uc740 \uc6b0\ub9ac\uc758 <a href=\"\/ko\/product\/current-transformer\/\">\uc804\ub958 \ubcc0\uc555\uae30<\/a> \ud398\uc774\uc9c0\uc5d0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc791\ub3d9 \uc6d0\ub9ac: \uc81c\ub85c \uc2dc\ud000\uc2a4 \uc6d0\ub9ac<\/h2>\n<p>\uc791\ub3d9 \uc6d0\ub9ac\ub294 \uc790\uae30\ud559\uc5d0\uc11c\uc758 \ud0a4\ub974\ud788\ud638\ud504 \uc804\ub958 \ubc95\uce59\uc5d0 \uae30\ubc18\ud569\ub2c8\ub2e4. \uc815\uc0c1\uc801\uc778 \uc0bc\uc0c1 \uc2dc\uc2a4\ud15c\uc758 \uacbd\uc6b0,<\/p>\n<p>IA + IB + IC = 0<\/p>\n<p>\uc138 \uac1c\uc758 \uc0c1 \uc804\ub958\uac00 \ub3d9\uc2dc\uc5d0 \ucd5c\ub300\uac12\uc5d0 \ub3c4\ub2ec\ud558\uace0 120\u00b0\uc758 \uc704\uc0c1 \ucc28\uc774\ub97c \uac00\uc9c0\ubbc0\ub85c, \uc774 \uc0c1 \uc804\ub958\uc758 \ud569\uc740 0\uc785\ub2c8\ub2e4. \uc774\ub294 \uc774\ub4e4\uc774 \ud1a0\ub85c\uc774\ub4dc \ud615\ud0dc \ub0b4\uc5d0\uc11c \uc0dd\uc131\ud558\ub294 \uc790\uc18d\uc774 \uc644\uc804\ud788 \uade0\ud615\uc744 \uc774\ub8e8\uc5b4 \uacb0\uacfc\uc801\uc73c\ub85c \uc81c\ub85c \uc21c \ud50c\ub7ed\uc2a4\uc640 2\ucc28 \uc804\ub958\uac00 \uc5c6\uc74c\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc9c0\ub77d \ub9b4\ub808\uc774\ub294 \ube44\ud65c\uc131 \uc0c1\ud0dc\ub97c \uc720\uc9c0\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 \uc804\ub958\uc758 \uc81c\ub85c \ud569\uc774 \ud1a0\ub85c\uc774\ub4dc \ucf54\uc5b4\ub97c \uade0\ud615 \uc788\uac8c \uc720\uc9c0\ud558\ub294 \ucf54\uc5b4 \ubc38\ub7f0\uc2a4 \uac1c\ub150\uc744 \ubd05\ub2c8\ub2e4.<\/p>\n<p>\uc9c0\ub77d\uc774\ub098 \ub204\uc218\uac00 \ubc1c\uc0dd\ud558\uba74 \u2014 \ud55c \uc0c1\uc774 \uc7a5\ube44 \ucf00\uc774\uc2a4\uc640 \uc811\ucd09\ud558\uac70\ub098 \uc2b5\uae30\uac00 \uc7a5\ube44\uc5d0 \ub4e4\uc5b4\uac08 \ub54c, \uc804\ub958\ub294 \uc0c1\uc744 \ud1b5\ud574 \uc6d0\ucc9c\uc73c\ub85c \ub3cc\uc544\uac00\uc9c0 \uc54a\uace0 \ud68c\ub85c\uc758 \uc77c\ubd80\ub97c \ucc28\uc9c0\ud558\uac8c \ub418\uc5b4 \uade0\ud615\uc774 \uae68\uc9d1\ub2c8\ub2e4.<\/p>\n<p>IA + IB + IC \u2260 0<\/p>\n<p>\uc794\uc5ec \uc804\ub958\ub294 \ucf54\uc5b4\uc758 \ud1a0\ub85c\uc774\ub4dc\ub85c \ud750\ub974\ub294 \uc81c\ub85c \uc2dc\ud000\uc2a4 \uc804\ub958\ub77c\uace0 \ud558\uba70, \uc774\ub294 \uc21c \ud50c\ub7ed\uc2a4\ub97c \uc0dd\uc131\ud558\uace0 \uad8c\uc120\uc5d0 2\ucc28 \uc804\ub958\ub97c \uc720\ub3c4\ud569\ub2c8\ub2e4. \uc9c0\ub77d \ub9b4\ub808\uc774\ub294 \uc774 \uc804\ub958\ub97c \uac10\uc9c0\ud558\uace0 \ud68c\ub85c \ucc28\ub2e8\uae30\ub97c \uac70\uc758 \uc989\uc2dc \uc791\ub3d9\ud558\ub3c4\ub85d \uba85\ub839\ud569\ub2c8\ub2e4.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-11388\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/09\/Types-and-Construction.webp\" alt=\"\uc720\ud615 \ubc0f \uad6c\uc870\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2>\uc720\ud615 \ubc0f \uad6c\uc870<\/h2>\n<p>CBCT\uc758 \ubd84\ub958\ub294 \uc8fc\ub85c \uadf8 \uad6c\uc870\uc640 \ucc3d \ud06c\uae30\uc5d0 \uae30\ubc18\ud558\uba70, \uc804\uae30\uc801 \ud1a0\ud3f4\ub85c\uc9c0\uc5d0 \uae30\ubc18\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uace0\uccb4(\ud3d0\uc1c4\ud615) \ub9c1 CBCT \u2014 \uc124\uce58 \uc911\uc5d0 \uc640\uc774\uc5b4\uac00 \ucc3d\uc744 \ud1b5\uacfc\ud558\ub3c4\ub85d \ud558\ub294 \uc804\ud1b5\uc801\uc778 \ud1a0\ub85c\uc774\ub4dc \ub514\uc790\uc778\uc73c\ub85c, \uac00\uc7a5 \uacbd\uc81c\uc801\uc774\uba70 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li>\ubd84\ud560 \ucf54\uc5b4 CBCT \u2014 \uc774 \uc720\ud615\uc758 CBCT\ub294 \uae30\uc874 \uc640\uc774\uc5b4\ub97c \ubd84\ub9ac\ud558\uc9c0 \uc54a\uace0 \uac10\uc2f8\uae30 \uc704\ud574 \uc5f4 \uc218 \uc788\uc2b5\ub2c8\ub2e4 \u2014 \uc77c\ubc18\uc801\uc73c\ub85c \uc0b4\uc544\uc788\ub294 \ud68c\ub85c \ub0b4\uc5d0\uc11c \uc791\uc5c5\ud558\ub294 \uc81c\uc57d\uc73c\ub85c \uc778\ud574 \uae30\uc874 \uc804\uae30 \ud68c\ub85c\ub97c \ub9ac\ud2b8\ub85c\ud54f\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li>\ucc3d\/\uc9c1\uacbd \ud074\ub798\uc2a4 \u2014 \uc911\uc559 \uad6c\uba4d\uc758 \uc9c1\uacbd\uc740 \ud1b5\uacfc\ud558\ub294 \uc640\uc774\uc5b4 \ub2e4\ubc1c\uc5d0 \uc801\ud569\ud574\uc57c \ud558\uba70; \uc77c\ubc18\uc801\uc778 \uad6c\uba4d \ud06c\uae30\ub294 40mm, 60mm, 80mm \ubc0f 100mm\uc758 \uba85\ubaa9 \uc9c1\uacbd\uc73c\ub85c, \ub3c4\uccb4\uc758 \ud06c\uae30\uc5d0 \ub530\ub77c \ub2e4\ub985\ub2c8\ub2e4 (\uc608: ZCT-R40, R60, R80).<\/li>\n<li>\ucd9c\ub825 \uad6c\uc131 \u2014 CBCT\uc758 \uc8fc\uc694 \uc774\uc810 \uc911 \ud558\ub098\ub294 50\/1, 100\/1, 200\/1, 500\/1 \ub610\ub294 1000\/1\uacfc \uac19\uc740 2\ucc28 \ube44\uc728\uc758 \uac00\uc6a9\uc131\uc785\ub2c8\ub2e4; \ucd9c\ub825 \uc0ac\uc591\uc740 \ub9b4\ub808\uc774\uc758 \uc785\ub825\uacfc \uc77c\uce58\ud558\uba70 \u2014 \ub9ce\uc740 \ub9b4\ub808\uc774\ub294 \ub3d9\uc77c\ud55c \ud68c\uc0ac\uc5d0\uc11c \uc81c\uc870\ud55c CBCT\uc640 \ud568\uaed8 \uc81c\uacf5\ub418\uc5b4 \ud638\ud658\uc131\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc0bc\uc0c1 \uc2dc\uc2a4\ud15c\uc5d0\uc11c\ub294 \ubaa8\ub4e0 \uc138 \uac1c\uc758 \uc0c1\uc774 \ub2e8\uc77c \ub9c1\uc744 \ud1b5\ud574 \uce21\uc815\ub429\ub2c8\ub2e4; \ub2e8\uc0c1 \uc0ac\uc6a9 \uc2dc, \ub77c\uc774\ube0c \ubc0f \uc911\uc131 \uc640\uc774\uc5b4\uac00 \ud568\uaed8 \ub9c1\uc744 \ud1b5\uacfc\ud558\uc5ec \ud68c\ub85c\uc758 \ubd88\uade0\ud615\uc744 \uce21\uc815\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uad6c\uc131\uc758 \ube44\uc728 \ubc0f \uc815\ud655\ub3c4 \ud074\ub798\uc2a4 \uc120\ud0dd\uc740 \uc77c\ubc18\uc801\uc778 <a href=\"\/ko\/blog\/current-transformer-selection-guide\/\">\uc804\ub958 \ubcc0\uc555\uae30 \uc120\ud0dd \uac00\uc774\ub4dc\ub97c \ub530\ub985\ub2c8\ub2e4.<\/a>.<\/p>\n<h2>CBCT\uc640 \uae30\uc874 CT: \uc8fc\uc694 \ucc28\uc774\uc810<\/h2>\n<table>\n<thead>\n<tr>\n<th>\uae30\ub2a5<\/th>\n<th>\ucf54\uc5b4 \ubc38\ub7f0\uc2a4 CT (CBCT\/ZCT)<\/th>\n<th>\uae30\uc874 \uc804\ub958 \ubcc0\ud658\uae30 (CT)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uce21\uc815\ud558\ub294 \uac83<\/td>\n<td>\ub9c1\uc744 \ud1b5\uacfc\ud558\ub294 \ubaa8\ub4e0 \uc804\ub958\uc758 \ubca1\ud130 \ud569(\uc794\uc5ec)<\/td>\n<td>\ub2e8\uc77c \ub3c4\uccb4\uc758 \ubd80\ud558 \uc804\ub958<\/td>\n<\/tr>\n<tr>\n<td>\uc124\uce58<\/td>\n<td>\ubaa8\ub4e0 \uc704\uc0c1(\ubc0f \uc911\uc131)\uc774 \ud558\ub098\uc758 \ub9c1\uc744 \ud1b5\uacfc<\/td>\n<td>\ub3c4\uccb4\uc758 \uac01 \uc704\uc0c1\ub2f9 \ud558\ub098\uc758 CT<\/td>\n<\/tr>\n<tr>\n<td>\uc815\uc0c1 \uc791\ub3d9 \uc2dc \ucd9c\ub825<\/td>\n<td>\uc81c\ub85c(\uade0\ud615 \uc7a1\ud78c \uc2dc\uc2a4\ud15c)<\/td>\n<td>\uc804\uccb4 \ubd80\ud558 \uc804\ub958(\uc2a4\ucf00\uc77c \uc870\uc815\ub428)<\/td>\n<\/tr>\n<tr>\n<td>\uc8fc\uc694 \ubaa9\uc801<\/td>\n<td>\uc9c0\ub77d\/\uc9c0\ub77d \ub204\uc124 \uac10\uc9c0<\/td>\n<td>\uacc4\ub7c9 \ubc0f \uacfc\uc804\ub958 \ubcf4\ud638<\/td>\n<\/tr>\n<tr>\n<td>\uc9c0\ub77d\uc5d0 \ub300\ud55c \ubbfc\uac10\ub3c4<\/td>\n<td>\ub9e4\uc6b0 \ub192\uc74c \u2014 \ubc00\ub9ac\uc554\ud398\uc5b4<\/td>\n<td>\uc81c\ud55c\uc801 \u2014 \uc804\uccb4 \ubd80\ud558 \uc804\ub958\uc5d0 \ub9de\uac8c \uc124\uacc4\ub428<\/td>\n<\/tr>\n<tr>\n<td>\uac10\uc9c0\ub41c \uacb0\ud568<\/td>\n<td>\uc9c0\ub77d, \ub204\uc124, \uc81c\ub85c \uc21c\uc11c<\/td>\n<td>\uacfc\ubd80\ud558, \ub2e8\ub77d, \uc704\uc0c1 \uc804\ub958<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uc2e4\uc81c \uacb0\uacfc\ub294 \uc804\ud1b5\uc801\uc778 CT\uac00 \ud2b9\uc815 \uc704\uc0c1\uc774 \uc6b4\ubc18\ud558\ub294 \uc804\ub958\uc758 \uc591\uc5d0 \ub300\ud55c \uc138\ubd80 \uc815\ubcf4\ub97c \uc81c\uacf5\ud558\ub294 \ubc18\uba74, CBCT\ub294 \ub204\ub77d\ub41c \uc804\ub958\ub97c \ub098\ud0c0\ub0b4\uba70, \uc774\ub294 \uc9c0\uba74\uc73c\ub85c \ub204\uc124\ub41c \uc804\ub958\uc785\ub2c8\ub2e4. \ub450 \uac00\uc9c0\ub294 \uc0c1\ud638 \ubcf4\uc644\uc801\uc774\uc9c0 \uacbd\uc7c1\uc801\uc774\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4: \ubc1c\uc804\uc18c\ub294 \uacc4\ub7c9 \ubc0f \uacfc\uc804\ub958 \ubcf4\ud638\ub97c \uc704\ud574 \uc704\uc0c1 CT\ub97c \uc0ac\uc6a9\ud558\uace0, CBCT\ub294 \uc704\uc0c1 CT\uac00 \ubcfc \uc218 \uc5c6\ub294 \uc9c0\ub77d \ubcf4\ud638 \ub808\uc774\uc5b4\ub97c \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4 \u2014 \uc9c0\ub77d \ubcf4\ud638 \uc124\uacc4 \uae30\ubcf8 \uc0ac\ud56d\uc740 \uc6b0\ub9ac\uc758 <a href=\"\/ko\/blog\/earth-fault-protection-basics\/\">\uc9c0\ub77d \ubcf4\ud638 \uae30\ubcf8 \uc0ac\ud56d<\/a> \uae30\uc0ac\uc5d0 \uc694\uc57d\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-11389\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/09\/Where-CBCTs-Are-Used.webp\" alt=\"CBCT\uac00 \uc0ac\uc6a9\ub418\ub294 \uacf3\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2>CBCT\uac00 \uc0ac\uc6a9\ub418\ub294 \uacf3<\/h2>\n<ul>\n<li>\ubcc0\uc555\uae30 \ubcf4\ud638 \u2014 \ubcc0\uc555\uae30 \uc911\uc131 \ubc0f \uad8c\uc120\uc5d0 \ub300\ud55c \uc9c0\ub77d \ubcf4\ud638, \uc81c\ud55c\ub41c \uc9c0\ub77d \ubcf4\ud638(REF) \uacc4\ud68d \ud3ec\ud568.<\/li>\n<li>\ubaa8\ud130 \ubc0f \ubc1c\uc804\uae30 \ud53c\ub354 \u2014 \ubaa8\ud130 \ud53c\ub354 \ubc0f MCC \ud328\ub110\uc5d0 \ub300\ud55c \ubbfc\uac10\ud55c \uc9c0\ub77d \ubcf4\ud638(\uc791\uc740 \ub204\uc124\uc774 \ubaa8\ud130 \uad8c\uc120\uc744 \uc190\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc74c).<\/li>\n<li>\uc0b0\uc5c5 \ubc30\uc804\ubc18 \ubc0f MSB \u2014 \uc8fc \ubc30\uc804\ubc18 \ubc0f \ubc30\uc804 \ud328\ub110\uc5d0 \uc9c0\ub77d \ub9b4\ub808\uc774 \uc124\uce58.<\/li>\n<li>\uc9c0\ud558 \ucf00\uc774\ube14 \ub124\ud2b8\uc6cc\ud06c \u2014 \ucf00\uc774\ube14\uc5d0\uc11c \uacb0\ud568\uc744 \ucc3e\uae30 \uc5b4\ub824\uc6b4 \uacf3\uacfc \uc870\uae30 \uacb0\ud568 \uac10\uc9c0\uac00 \ud544\uc694\ud55c \uacf3.<\/li>\n<li>\uace0\uc800\ud56d \uc811\uc9c0 \uc2dc\uc2a4\ud15c \u2014 \uc774 \uacbd\uc6b0, \ubc00\ub9ac\uc554\ud398\uc5b4 \uac10\ub3c4\uac00 \ud544\uc694\ud55c \uc694\uad6c \uc0ac\ud56d\uc785\ub2c8\ub2e4.<\/li>\n<li>\ub370\uc774\ud130 \uc13c\ud130 \ubc0f \ubbf8\uc158 \ud06c\ub9ac\ud2f0\uceec \uc2dc\uc124 \u2014 \ub204\uc124 \uac10\uc9c0\ub294 \uacb0\ud568\uc73c\ub85c \uc778\ud55c \ub2e4\uc6b4\ud0c0\uc784\uc744 \ud53c\ud560 \uc218 \uc788\uac8c \ud569\ub2c8\ub2e4.<\/li>\n<li>\uc7ac\uc0dd \uc5d0\ub108\uc9c0 \uc2dc\uc2a4\ud15c \u2014 \uc778\ubc84\ud130 \uacf5\uae09 \uc2dc\uc2a4\ud15c\uc5d0 \ub300\ud55c \uc9c0\ub77d \ubcf4\ud638.<\/li>\n<\/ul>\n<h2>\uc124\uce58 \uaddc\uce59 \ubc0f \uc77c\ubc18\uc801\uc778 \uc2e4\uc218<\/h2>\n<p>\ud604\uc7a5\uc5d0\uc11c \uc5bb\uc740 \uacbd\ud5d8\uc740 \ucf54\uc5b4 \ubc38\ub7f0\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30(CBCT)\uc758 \ub2e4\uc591\ud55c \uc124\uce58\uc5d0\uc11c \uc77c\uad00\ub429\ub2c8\ub2e4 \u2014 \uc124\uce58\ub294 \ub2e4\uc74c \uaddc\uce59\uc744 \uc900\uc218\ud558\ub294\uc9c0\uc5d0 \ub530\ub77c \uc131\uacf5\ud558\uac70\ub098 \uc2e4\ud328\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\ubaa8\ub4e0 \uc0c1 \uc804\ub3c4\uccb4\ub294 CBCT \ucf54\uc5b4\ub97c \ud1b5\uacfc\ud574\uc57c \ud569\ub2c8\ub2e4 \u2014 CBCT\uc5d0 \uc758\ud574 \uac10\uc9c0\ub420 \ub204\uc124\uc774 \uc758\ub3c4\ub41c \ubaa8\ub4e0 \uc804\ub958 \uc6b4\ubc18 \uc804\ub3c4\uccb4(\uc989, \uc124\uce58\uc5d0 \uc874\uc7ac\ud558\ub294 \uacbd\uc6b0 \uc911\uc131 \uc804\ub3c4\uccb4).<\/li>\n<li>\uc811\uc9c0 \uc804\ub3c4\uccb4\ub294 \uc808\ub300 CBCT \ucf54\uc5b4\ub97c \ud1b5\uacfc\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4 \u2014 \uc811\uc9c0 \uc804\ub3c4\uccb4\uac00 \ucf54\uc5b4\ub97c \ud1b5\uacfc\ud558\ub294 \uc124\uce58\uc5d0\uc11c\ub294 \uc811\uc9c0 \uc804\ub3c4\uccb4\uc758 \uacb0\ud568 \uc804\ub958\uac00 CBCT\uac00 \uac10\uc9c0\ud558\ub824\ub294 \ubd88\uade0\ud615\uc744 \uc0c1\uc1c4\ud558\uc5ec, \uc790\uc8fc \ubc1c\uc0dd\ud558\ub294 \uc124\uce58 \uc624\ub958\ub85c \uc778\ud574 \uc124\uce58\uac00 \ube44\ud6a8\uc728\uc801\uc774 \ub429\ub2c8\ub2e4.<\/li>\n<li>\uc804\ub3c4\uccb4 \ucf00\uc774\ube14\uc740 CBCT \ucf54\uc5b4\ub97c \uc911\uc2ec\uc5d0 \ubc30\uce58\ud574\uc57c \ud558\uba70, \uc774\ub294 \ucf00\uc774\ube14\uc744 \ube44\uc911\uc2ec\uc73c\ub85c \ubc30\uce58\ud560 \ub54c \ubc1c\uc0dd\ud560 \uc218 \uc788\ub294 \uc624\ub958\ub97c \ucd5c\uc18c\ud654\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc62c\ubc14\ub978 \uadf9\uc131\uc744 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4 \u2014 2\ucc28 \uce21\uc758 \uc5f0\uacb0\uc740 CBCT \ub9b4\ub808\uc774\uc758 \uc785\ub825 \uc5f0\uacb0\uacfc \uc77c\uce58\ud574\uc57c \uc7a5\uce58\uac00 \uc791\ub3d9\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc801\uc808\ud55c \ucc28\ud3d0 \ubc0f \uc811\uc9c0\uac00 \ud544\uc694\ud569\ub2c8\ub2e4 \u2014 \uc774\ub294 \uc774\uc6c3 \uc804\ub3c4\uccb4\ub85c\ubd80\ud130\uc758 \uc6d0\uce58 \uc54a\ub294 \uc804\uc790\uae30 \uac04\uc12d\uc774 \ubd88\ud544\uc694\ud55c \ud2b8\ub9bd\uc744 \uc720\ubc1c\ud558\ub294 \uac83\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc811\uc9c0 \uc804\ub3c4\uccb4\uac00 CBCT \ucf54\uc5b4\ub97c \ud1b5\uacfc\ud558\uac70\ub098 \uc798\ubabb\ub41c \uadf9\uc131\uc73c\ub85c \uc5f0\uacb0\ub41c \uc124\uce58\ub294 \ub204\uc124\uc744 \uac10\uc9c0\ud558\uc9c0 \ubabb\ud558\uac70\ub098 \uc9c0\uc18d\uc801\uc778 \ubd88\ud544\uc694\ud55c \ud2b8\ub9bd\uc744 \ucd08\ub798\ud558\uba70, \uc774\ub294 \ucee4\ubbf8\uc154\ub2dd \ud14c\uc2a4\ud2b8 \ubc0f \ud604\uc7a5 \uac10\uc0ac\ub85c \uac10\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. CBCT \ucee4\ubbf8\uc154\ub2dd\uc5d0 \ub300\ud55c \uc804\uae30 \ud14c\uc2a4\ud2b8 \ub3d9\ubc18\uc790 \u2014 \uc808\uc5f0, \uadf9\uc131 \ubc0f \ub9b4\ub808\uc774 \uc870\uc815 \uc810\uac80 \u2014 \ub294 \ubaa8\ub4e0 \ubcc0\uc555\uae30 \ubcf4\ud638 \uacc4\ud68d\uacfc \ub3d9\uc77c\ud55c \uaddc\uc728\uc774\uba70, \uc218\uc6a9 \uae30\uc900\uc740 \uc6b0\ub9ac\uc758 <a href=\"\/ko\/blog\/transformer-testing-guide\/\">\ubcc0\uc555\uae30 \ud14c\uc2a4\ud2b8 \uac00\uc774\ub4dc<\/a>.<\/p>\n<h2>\uc120\ud0dd: \uc2dc\uc2a4\ud15c\uc5d0 \ub9de\ub294 CBCT<\/h2>\n<p>\uc801\uc808\ud55c CBCT\ub97c \uc120\ud0dd\ud558\ub824\uba74 \ub124 \uac00\uc9c0 \ub9e4\uac1c\ubcc0\uc218\ub97c \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uc2dc\uc2a4\ud15c \uc804\uc555. \ubc30\uc804 \ud328\ub110\uc758 \uacbd\uc6b0 \uc800\uc804\uc555 CBCT(0.66 kV)\ub97c \uc120\ud0dd\ud569\ub2c8\ub2e4. \uc2a4\uc704\uce58\uae30\uc5b4 \ud53c\ub354\uc758 \uacbd\uc6b0 \uc801\uc808\ud55c \uc808\uc5f0 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\ub294 \uc911\uc804\uc555 CBCT(\ucd5c\ub300 33 kV)\ub97c \uc120\ud0dd\ud569\ub2c8\ub2e4.<\/li>\n<li>\ucc3d \ud06c\uae30. \ucc3d\uc740 \ucf00\uc774\ube14 \ubc88\ub4e4\uc744 \uc218\uc6a9\ud560 \uc218 \uc788\uc744 \ub9cc\ud07c \ucda9\ubd84\ud788 \ucee4\uc57c \ud569\ub2c8\ub2e4. \uc2e4\uc81c \ucf00\uc774\ube14\uc744 \uce21\uc815\ud558\uace0 40 mm, 60 mm, 80 mm \ub610\ub294 100 mm\uc758 \uc9c1\uacbd\uc744 \uc120\ud0dd\ud558\uae30 \uc804\uc5d0 \uc5ec\uc720 \uc6a9\ub7c9\uc744 \ud655\ubcf4\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li>\uac10\ub3c4 \ubc0f \ube44\uc728. \ucd5c\uc18c \uac10\uc9c0 \uc804\ub958 \ubc0f \ucd9c\ub825 \ube44\uc728(\ub610\ub294 mA\/mV \ucd9c\ub825)\uc774 \uc9c0\ub77d \ub9b4\ub808\uc774 \uc785\ub825 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\ub294\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \uac00\uc7a5 \uc548\uc804\ud55c \ubc29\ubc95\uc740 \ub9b4\ub808\uc774 \uc81c\uc870\uc5c5\uccb4\uc758 \ud638\ud658\uc131 \ubaa9\ub85d\uc744 \ub530\ub974\ub294 \uac83\uc785\ub2c8\ub2e4.<\/li>\n<li>\uad6c\uc870. \uad6c\uc870\ub294 \uc0c8\ub85c\uc6b4 \uc124\uce58\ub97c \uc704\ud574 \uacac\uace0\ud55c \ub9c1\uc744 \uac00\uc838\uc57c \ud558\uc9c0\ub9cc, \ubd84\ud560 \ucf54\uc5b4\ub294 \ub77c\uc774\ube0c \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc124\uce58\uc5d0 \ud544\uc694\ud55c \uc2dc\uac04\uc744 \uc0c1\ub2f9\ud788 \uc904\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc774 \ub124 \uac00\uc9c0 \uc120\ud0dd\uc744 \ud558\uba74 500 mA \uace0\uc7a5\uc744 \uac10\uc9c0\ud560 \uc218 \uc788\ub294 \uc9c0\ub77d \ubcf4\ud638 \ubc29\uc2dd\uacfc \uc804\ud600 \uace0\uc7a5\uc744 \uac10\uc9c0\ud558\uc9c0 \ubabb\ud558\ub294 \uc9c0\ub77d \ubcf4\ud638 \ubc29\uc2dd\uc758 \ucc28\uc774\ub97c \ub9cc\ub4e4\uac8c \ub429\ub2c8\ub2e4.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-11390\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/09\/CBCT-Manufacturers-and-Pricing.webp\" alt=\"CBCT \uc81c\uc870\uc5c5\uccb4 \ubc0f \uac00\uaca9\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2>\uc81c\uc870\uc5c5\uccb4 \ubc0f \uac00\uaca9<\/h2>\n<p>CBCT \uc2dc\uc7a5\uc740 \uc8fc\ub85c \ubcf4\ud638 \ub9b4\ub808\uc774 \uc81c\uc870\uc5c5\uccb4\uc640 \uc804\uae30 \uc77c\ubc18 \uc81c\uc870\uc5c5\uccb4\uac00 \ucc28\uc9c0\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc2dc\uc7a5\uc758 \uc8fc\uc694 \uae30\uc5c5\uc73c\ub85c\ub294 Honeywell, ABB, Schneider Electric, Mikro(\uc790\uc0ac\uc758 \uc9c0\ub77d \ub9b4\ub808\uc774\uc640 \ud568\uaed8 \ud310\ub9e4\ub418\ub294 CBCT\ub85c \uc54c\ub824\uc838 \uc788\uc74c)\uc640 \uc911\uad6d\uc5d0\uc11c \uace0\uc815 \ucf54\uc5b4 \ubc0f \ubd84\ud560 \ucf54\uc5b4 CBCT\ub97c \uacf5\uc7a5 \uc9c1\uac70\ub798 \uac00\uaca9\uc73c\ub85c \uc0dd\uc0b0\ud558\ub294 \uba87\uba87 CT \uc81c\uc870\uc5c5\uccb4\uac00 \uc788\uc2b5\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uacbd\uc6b0 CBCT\ub294 \ud55c \ube0c\ub79c\ub4dc\uc758 \ub9b4\ub808\uc774\uc640 \ud568\uaed8 \ud310\ub9e4\ub418\ubbc0\ub85c \uad6c\ub9e4 \uc808\ucc28\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4: \uad6c\ub9e4\uc790\ub294 \uba3c\uc800 \ub9b4\ub808\uc774\ub97c \uc120\ud0dd\ud55c \ud6c4 \uc801\ud569\ud55c CBCT\ub97c \uac80\uc0c9\ud569\ub2c8\ub2e4. \uacbd\uc6b0\uc5d0 \ub530\ub77c \uc0ac\uc6a9\uc790\ub294 \ub3d9\uc77c\ud55c \uc81c\uc870\uc5c5\uccb4\uc5d0\uc11c \uc81c\uc791\ud55c \uc804\uccb4 \ud328\ud0a4\uc9c0 CBCT\uc640 \ub9b4\ub808\uc774\ub97c \uad6c\ub9e4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uac00\uaca9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4 (2025-2026):<\/p>\n<table>\n<thead>\n<tr>\n<th>\uc720\ud615<\/th>\n<th>\uc77c\ubc18 \uac00\uaca9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uc800\uc804\uc555 \uace0\uc815 \ub9c1 CBCT (40-60 mm \ucc3d)<\/td>\n<td>$20-80<\/td>\n<\/tr>\n<tr>\n<td>\uc800\uc804\uc555 \ubd84\ud560 \ucf54\uc5b4 CBCT (\ub9ac\ud2b8\ub85c\ud54f)<\/td>\n<td>$40-120<\/td>\n<\/tr>\n<tr>\n<td>\ub354 \ud070 \ucc3d \/ \ub354 \ub192\uc740 \uac10\ub3c4 LV \uc720\ub2db (80-100 mm)<\/td>\n<td>$60-150<\/td>\n<\/tr>\n<tr>\n<td>\uc911\uc804\uc555 CBCT (\ucd5c\ub300 33 kV)<\/td>\n<td>$100-300+<\/td>\n<\/tr>\n<tr>\n<td>\ub9b4\ub808\uc774 + CBCT \ubcf4\ud638 \ud328\ud0a4\uc9c0<\/td>\n<td>$150-600<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uacf5\uc7a5 \uc9c1\uac70\ub798 \uc911\uad6d \uacf5\uae09\uc5c5\uccb4\ub294 \uac00\uc7a5 \ub0ae\uc740 \uac00\uaca9\ub300\uc5d0\uc11c \uac00\uaca9\uc744 \ucc3e\uc744 \uac00\ub2a5\uc131\uc774 \ub192\uace0, \uc11c\uc591 \ubc0f \uc77c\ubcf8 \uc778\uc99d \ube0c\ub79c\ub4dc\ub294 \uaddc\uc81c \uc124\uce58\ub97c \uc704\ud55c \ud544\uc694\ud55c \ubb38\uc11c\uc640 \ud14c\uc2a4\ud2b8\uac00 \uc81c\uacf5\ub418\ub294 \uac00\uc7a5 \ub192\uc740 \uac00\uaca9\ub300\uc5d0\uc11c \uac00\uaca9\uc744 \ucc3e\uc744 \uac00\ub2a5\uc131\uc774 \ub192\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n<h3>ZCT\uc640 CT\uc758 \ucc28\uc774\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n<p>ZCT(\uc81c\ub85c \uc2dc\ud000\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30, CBCT\ub85c\ub3c4 \uc54c\ub824\uc9d0)\ub294 \uc138 \uac1c\uc758 \uc804\ub3c4\uccb4(\uc911\uc131\uc120\uc774 \uc788\ub294 \uacbd\uc6b0 \ud3ec\ud568)\ub97c \uac10\uc2f8\uace0 \uc138 \uac1c\uc758 \uc120\uc758 \ubca1\ud130 \ud569\uc744 \ucde8\ud558\uc5ec \ubd88\uade0\ud615\uc774 \uc788\uc744 \ub54c\ub9cc \ucd9c\ub825\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4 \u2014 \uc9c0\ub77d \uc804\ub958 \ub610\ub294 \uc9c0\ub77d \uace0\uc7a5 \uc804\ub958\ub85c \uc778\ud574. CT\ub294 \uac01 \uc0c1\uc758 \ub2e8\uc77c \uc804\ub3c4\uccb4\uc5d0 \ubc30\uce58\ub418\uc5b4 \ud574\ub2f9 \uc0c1\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \uc804\ub958\ub97c \uc9c0\uc18d\uc801\uc73c\ub85c \uce21\uc815\ud569\ub2c8\ub2e4. ZCT\ub294 \ucd1d \ud569\uc758 \uc9c0\ub77d \uace0\uc7a5 \uc0c1\ud0dc\ub97c \ub098\ud0c0\ub0b4\uace0, CT\ub294 \uac01 \uc804\ub3c4\uccb4\uc758 \uc0c1 \uc804\ub958 \uce21\uc815\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<h3>\ubcc0\uc555\uae30\uc758 \ucf54\uc5b4 \ubc38\ub7f0\uc2a4\ub97c \uc5b4\ub5bb\uac8c \ud14c\uc2a4\ud2b8\ud558\ub098\uc694?<\/h3>\n<p>\u201cCBCT\uc758 \u201d\ucf54\uc5b4 \ubc38\ub7f0\uc2a4\" \ud14c\uc2a4\ud2b8\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uad8c\uc120\uc774 \uc628\uc804\ud558\uace0 \uc808\uc5f0\ub418\uc5b4 \uc788\ub294\uc9c0(\uc808\uc5f0 \uc800\ud56d \ud14c\uc2a4\ud2b8), \uc7a5\uce58\uc758 \uc0c1\ub300 \uadf9\uc131\uc774 \uc758\ub3c4\ub41c \uc0ac\uc6a9\uc5d0 \ub9de\ub294\uc9c0 \ud655\uc778\ud558\uace0, 1\ucc28 \uc8fc\uc785 \ud14c\uc2a4\ud2b8\ub97c \uc218\ud589\ud558\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4 \u2014 \ud55c \uc0c1\uc5d0\uc11c \ud14c\uc2a4\ud2b8 \uc804\ub958\ub97c \ud1b5\uacfc\uc2dc\ud0a4\uace0 \ucd9c\ub825\uc774 2\ucc28\uc5d0\uc11c \ub098\ud0c0\ub098\uba70 \ub9b4\ub808\uc774\uac00 \uc124\uc815\ub41c \uc784\uacc4\uac12\uc5d0\uc11c \uc81c\ub300\ub85c \uc791\ub3d9\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \ubcc0\uc555\uae30 \uc790\uccb4\uc5d0 \ub300\ud574 \ucf54\uc5b4 \ubc38\ub7f0\uc2a4 \uad00\ub828 \ud14c\uc2a4\ud2b8\ub294 \ubcf4\ud638 \ubc29\uc2dd\uc758 \uc2dc\uc6b4\uc804 \uc808\ucc28\uc5d0 \ub530\ub77c CT \ube44\uc728 \ubc0f \uadf9\uc131 \ud655\uc778\uc785\ub2c8\ub2e4.<\/p>\n<h3>CT \ubcc0\uc555\uae30\uc758 \ub2e8\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n<p>CT(\uc804\ub958 \ubcc0\uc555\uae30)\uc758 \ud55c\uacc4\ub294 \uc798 \uc54c\ub824\uc838 \uc788\uc2b5\ub2c8\ub2e4. CT\ub294 \ub192\uc740 \uace0\uc7a5 \uc804\ub958\uac00 \ubc1c\uc0dd\ud560 \uacbd\uc6b0 \ud3ec\ud654\ub420 \uc218 \uc788\uc73c\uba70(\ucd9c\ub825 \uc65c\uace1 \ubc0f \ub9b4\ub808\uc774 \ud0c0\uc774\ubc0d \uc9c0\uc5f0\uc744 \ucd08\ub798\ud568), CT\uc758 2\ucc28\uce21\uc740 \ubd80\ud558\uac00 \uc788\ub294 \ub3d9\uc548 \uc808\ub300 \uc5f4\ub824\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4(\uace0\uc804\uc555\uc740 \uc704\ud5d8\ud560 \uc218 \uc788\uc74c), \uc9c0\ub77d \uace0\uc7a5\uc740 \uc8fc\uc5b4\uc9c4 \uc784\uacc4\uac12\uc744 \ucd08\uacfc\ud560 \ub54c\uae4c\uc9c0 \uac10\uc9c0\ud560 \uc218 \uc5c6\uc73c\uba70, \uc704\uc0c1 CT\ub294 \uc794\uc5ec \uc804\ub958\uc5d0 \ub300\ud55c \uc815\ubcf4\ub97c \uc804\ud600 \uc81c\uacf5\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4 \u2014 \ub530\ub77c\uc11c CBCT\uac00 \uc774 \ubcf4\uc644\uc801\uc778 \uc9c0\ub77d \uc7a5\uce58\ub97c \uc81c\uacf5\ud558\ub294 \ubaa9\uc801\uc785\ub2c8\ub2e4. CT\ub294 \uc815\uaca9 \ubd80\ub2f4\uc744 \ucd08\uacfc\ud558\uc5ec \uc791\ub3d9\ud560 \uacbd\uc6b0 \uc815\ud655\uc131\uc744 \uc783\uae30\ub3c4 \ud569\ub2c8\ub2e4.<\/p>\n<h3>\uc804\ub958 \ubcc0\uc555\uae30\uc758 \uc138 \uac00\uc9c0 \uc8fc\uc694 \uc720\ud615\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/h3>\n<p>\uc804\ub958 \ubcc0\uc555\uae30\uc758 \uc138 \uac00\uc9c0 \uc8fc\uc694 \uc720\ud615\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4: \uad8c\uc120\ud615(\ubcc0\uc555\uae30\uc758 1\ucc28\uce21\uc774 \ucf54\uc5b4 \uc8fc\uc704\uc5d0 \uac10\uaca8 \uc788\ub294 \uae08\uc18d \ub3c4\uccb4, \ub0ae\uc740 \uc804\ub958); \ubc14\ud615(1\ucc28 \ub3c4\uccb4\uac00 \ucf54\uc5b4\ub97c \ud1b5\uacfc\ud558\ub294 \uc9c1\uc120 \uae08\uc18d \ubc14); \uadf8\ub9ac\uace0 \ucc3d\ud615\/\ub9c1\ud615(\ub3c4\uccb4\uac00 \ucf54\uc5b4\ub97c \ud1b5\uacfc\ud558\uba70, \uc790\uac00 \ud3ec\ud568 \ub9c1 CT\uc640 \ub9c1\ud615 \ubcc0\uc555\uae30\uc640 \ub3d9\uc77c\ud558\uc9c0\ub9cc \uc81c\ub85c \uc2dc\ud000\uc2a4 \uc804\ub958 \uac10\uc9c0\ub97c \uc704\ud574 \uc124\uacc4\ub41c CBCT\/ZCT \uc720\ud615\uc73c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4).<\/p>\n<h2>\ucc38\uace0 \ubb38\ud5cc<\/h2>\n<ul>\n<li><a href=\"http:\/\/www.ilec.com.vn\/products\/ict.html\" rel=\"nofollow noopener\" target=\"_blank\">iLEC \u2014 ZCT \/ \ucf54\uc5b4 \ubc38\ub7f0\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30 \uc2dc\ub9ac\uc988(\uc6d0\ub9ac, \ube44\uc728, \uce58\uc218)<\/a><\/li>\n<li><a href=\"https:\/\/electricalblogging.com\/?p=3951\" rel=\"nofollow noopener\" target=\"_blank\">\uc804\uae30 \ube14\ub85c\uae45 \u2014 \ucf54\uc5b4 \ubc38\ub7f0\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30: \uc791\ub3d9, \uc774\uc810, \uc751\uc6a9<\/a><\/li>\n<li><a href=\"https:\/\/www.electrical-info.net\/2026\/03\/zero-sequence-current-transformer-zsct.html\" rel=\"nofollow noopener\" target=\"_blank\">\uc804\uae30 \uc815\ubcf4 \u2014 \uc81c\ub85c \uc2dc\ud000\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30: \uc6d0\ub9ac, \uc5f0\uacb0, \uc751\uc6a9<\/a><\/li>\n<li><a href=\"https:\/\/electricalampere.com\/explain-core-balance-current-transformer-cbct\/\" rel=\"nofollow noopener\" target=\"_blank\">\uc804\uae30 \uc554\ud398\uc5b4 \u2014 \ucf54\uc5b4 \ubc38\ub7f0\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30 \uc124\uba85<\/a><\/li>\n<li><a href=\"https:\/\/www.npcelectric.com\/news\/the-role-of-core-balance-current-transformer-in-three-phase-earth-fault-protection.html\" rel=\"nofollow noopener\" target=\"_blank\">NPC \uc804\uae30 \u2014 3\uc0c1 \uc9c0\ub77d \ubcf4\ud638\uc5d0\uc11c\uc758 CBCT<\/a><\/li>\n<\/ul>\n<h2>\uacb0\ub860<\/h2>\n<p>\ucd08\uae30 \uad00\uc810\uc774 \ub35c \uc6b0\uc218\ud558\ub354\ub77c\ub3c4, \ucf54\uc5b4 \ubc38\ub7f0\uc2a4 \uc804\ub958 \ubcc0\uc555\uae30(CBCT)\ub294 3\uc0c1 \uc2dc\uc2a4\ud15c\uc744 \uc9c0\uc18d\uc801\uc73c\ub85c \ubaa8\ub2c8\ud130\ub9c1\ud558\ub294 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4; \uc5b4\ub5a4 \ubc00\ub9ac\uc554\ud398\uc5b4 \ub204\ucd9c\ub3c4 \ub2e4\ub978 \ud45c\uc900 \uc804\ub958 \ubcc0\uc555\uae30(CT)\uc5d0\uc11c\ub294 \uc81c\uacf5\ud560 \uc218 \uc5c6\ub294 \uc989\uac01\uc801\uc778 \uc870\uce58\ub97c CBCT\uac00 \ucde8\ud558\uac8c \ub429\ub2c8\ub2e4. \uc774\ub294 \uac74\uac15\ud55c \uc704\uc0c1\uc758 \uc804\ub958\uc758 \ubca1\ud130 \ud569\uc774 0\uacfc \uac19\ub2e4\uba74, \uc5b4\ub5a4 \uc804\ub958\uac00 \ubc14\ub78c\uc9c1\ud558\uc9c0 \uc54a\uc740 \uc601\uc5ed\uc5d0\uc11c \ud750\ub974\uace0 \uc788\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud55c\ub2e4\ub294 \ub9e4\uc6b0 \uac04\ub2e8\ud55c \uc6d0\ub9ac\ub97c \ud1b5\ud574 \uac00\ub2a5\ud574\uc9d1\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc774\uc720\ub85c CBCT\ub294 \ubcc0\uc555\uae30, \ubc1c\uc804\uae30, \ubaa8\ud130, \ud53c\ub354 \ubc0f \uae30\ud0c0 \uc720\uc0ac\ud55c \uc804\uae30 \uc7a5\uce58 \ub4f1 \uc218\ub9ce\uc740 \uc804\uae30 \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc124\uce58\uc5d0\ub294 \uc704\ubc18\ud574\uc11c\ub294 \uc548 \ub418\ub294 \uba87 \uac00\uc9c0 \uc870\uac74\uc774 \uc788\uc73c\uba70, \uc7a5\ube44\ub294 \ub610\ud55c \ub124 \uac00\uc9c0 \ub9e4\uac1c\ubcc0\uc218\ub97c \uae30\ubc18\uc73c\ub85c \ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ub9e4\uac1c\ubcc0\uc218\uc5d0\ub294 \uc804\uc555 \uc218\uc900, \ucc3d \ud06c\uae30, \uac10\ub3c4 \ubc0f \uad6c\uc870 \uc720\ud615 \ub4f1\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4. \uc774 \uc7a5\uce58\ub294 \uc57d $20-$300\uc758 \ube44\uc6a9\uc774 \ub4e4\uba70, \ud22c\uc790 \uc218\uc775\ub960\uc774 \ub9e4\uc6b0 \uc88b\uc73c\ubbc0\ub85c \ud6a8\uc728\uc131\uc5d0 \ub300\ud574 \ud655\uc2e0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. CBCT\uc5d0 \uad00\uc2ec\uc774 \uc788\uc73c\uc2dc\uba74 \ubb38\uc758\ud574 \uc8fc\uc2ed\uc2dc\uc624.<\/p>","protected":false},"excerpt":{"rendered":"<p>Ask any electrical engineer what device is used to protect a three-phase system against earth faults and leakage current, and the answer will likely be the core balance current transformer (CBCT), also referred to as a zero-sequence current transformer (ZCT) or zero-phase CT. The CBCT is a toroidal ring that allows the three-phase conductors and [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":11387,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-11386","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts\/11386","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=11386"}],"version-history":[{"count":2,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts\/11386\/revisions"}],"predecessor-version":[{"id":11395,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts\/11386\/revisions\/11395"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/media\/11387"}],"wp:attachment":[{"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/media?parent=11386"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/categories?post=11386"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/tags?post=11386"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}