{"id":4943,"date":"2026-11-05T10:41:35","date_gmt":"2026-11-05T02:41:35","guid":{"rendered":"https:\/\/cnkuangya.com\/?p=4943"},"modified":"2026-11-05T10:41:39","modified_gmt":"2026-11-05T02:41:39","slug":"6ka-vs-10ka-mcb-breaking-capacity","status":"publish","type":"post","link":"https:\/\/cnkuangya.com\/ko\/blog\/6ka-vs-10ka-mcb-breaking-capacity\/","title":{"rendered":"6kA \ub300 10kA MCB: \ucc28\ub2e8 \uc6a9\ub7c9 \uc548\uc804\ud558\uac8c \uc120\ud0dd\ud558\ub294 \ubc29\ubc95"},"content":{"rendered":"<p><strong>\uac04\ub2e8\ud55c \ub2f5\ubcc0:<\/strong> \uc124\uce58 \uc9c0\uc810\uc5d0\uc11c\uc758 \uc608\uc0c1 \ub2e8\ub77d \uc804\ub958\ubcf4\ub2e4 \ucd5c\uc18c\ud55c \uac19\uac70\ub098 \ud070 \uc815\uaca9 \ub2e8\ub77d \ucc28\ub2e8 \uc6a9\ub7c9(rated short-circuit breaking capacity)\uc744 \uac00\uc9c4 <em>\ubbf8\ub2c8\uc5b4\ucc98 \ud68c\ub85c \ucc28\ub2e8\uae30(MCB)\ub97c \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/em>, \ud574\ub2f9 \uc804\uc555 \ubc0f \uad00\ub828 \uc81c\ud488 \ud45c\uc900 \ud558\uc5d0\uc11c. 10kA \ud45c\uc2dc\ub294 \ubaa8\ub4e0 \uc124\uce58\uc5d0\uc11c \uc790\ub3d9\uc73c\ub85c \uc694\uad6c\ub418\ub294 \uac83\uc740 \uc544\ub2c8\uba70, 6kA \ud45c\uc2dc\ub294 \ubaa8\ub4e0 \uac00\uc815\uc5d0 \uc790\ub3d9\uc73c\ub85c \uc801\ud569\ud55c \uac83\ub3c4 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n<figure><img decoding=\"async\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/MCB-%E5%B0%81%E9%9D%A23.jpg\" alt=\"Kuangya KYDB-63 AC \uc18c\ud615 \ud68c\ub85c \ucc28\ub2e8\uae30 \uc81c\ud488 \uc774\ubbf8\uc9c0 (\ucc28\ub2e8 \uc6a9\ub7c9 \uc120\ud0dd\uc6a9)\" loading=\"lazy\"><figcaption>MCB\ub97c \uc9c0\uc815\ud558\uae30 \uc804\uc5d0 \uc815\ud655\ud55c \ubaa8\ub378 \ub370\uc774\ud130\uc2dc\ud2b8\uc640 \ud45c\uc2dc\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/figcaption><\/figure>\n<h2>MCB\uc758 6kA \ubc0f 10kA\ub294 \ubb34\uc5c7\uc744 \uc758\ubbf8\ud569\ub2c8\uae4c?<\/h2>\n<p>\uc774 \uc218\uce58\ub4e4\uc740 \uc815\uc758\ub41c \uc2dc\ud5d8 \uc870\uac74 \ud558\uc5d0\uc11c\uc758 \ub2e8\ub77d \ucc28\ub2e8 \ub2a5\ub825\uc744 \uc124\uba85\ud569\ub2c8\ub2e4. \uc774\ub294 16A \ub610\ub294 32A\uc640 \uac19\uc740 \ucc28\ub2e8\uae30\uc758 \uc815\uaca9 \uc804\ub958\ub098 B, C \ub610\ub294 D \ud2b8\ub9bd \ud2b9\uc131\uacfc\ub294 \ub2e4\ub985\ub2c8\ub2e4. 16A, 10kA \ucc28\ub2e8\uae30\ub294 \uc5ec\uc804\ud788 16A\uc758 \uc815\uaca9 \uc804\ub958\ub97c \uac00\uc9c0\uba70, 10kA \uc218\uce58\ub294 \ub2e8\ub77d \uace0\uc7a5\uc744 \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n<p>\ud45c\uc2dc\uc640 \ub370\uc774\ud130\uc2dc\ud2b8\ub97c \uc8fc\uc758 \uae4a\uac8c \uc77d\uc73c\uc2ed\uc2dc\uc624. IEC 60898-1\uc5d0 \ud574\ub2f9\ud558\ub294 \uc7a5\uce58\uc758 \uacbd\uc6b0, \uad00\ub828 \uc815\uaca9 \ub2e8\ub77d \uc6a9\ub7c9\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ub429\ub2c8\ub2e4. <strong>\uc815\uaca9 \ub2e8\ub77d \ucc28\ub2e8 \uc6a9\ub7c9 (Icn)<\/strong>. IEC 60947-2\uc5d0 \ub530\ub978 \uc0b0\uc5c5\uc6a9 \ud68c\ub85c \ucc28\ub2e8\uae30\ub294 <strong>Icu<\/strong> (\uad81\uadf9\uc801 \ucc28\ub2e8 \uc804\ub958) \ubc0f <strong>Ics<\/strong> (\uc11c\ube44\uc2a4 \ucc28\ub2e8 \uc804\ub958) \uc815\uaca9\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ub2e4\ub978 \ud45c\uc900 \ub610\ub294 \uc815\uaca9 \uc791\ub3d9 \uc804\uc555\uc758 \uac12\uc740 \uc0c1\ud638 \uad50\ud658 \uac00\ub2a5\ud55c \uac83\uc73c\ub85c \uac04\uc8fc\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \uc288\ub098\uc774\ub354 \uc77c\ub809\ud2b8\ub9ad\uc758 <a href=\"https:\/\/www.electrical-installation.org\/enwiki\/Fundamental_characteristics_of_a_circuit-breaker\" rel=\"noopener\">\ud68c\ub85c \ucc28\ub2e8\uae30 \ud2b9\uc131 \uc124\uba85 \ucc38\uc870<\/a>.<\/p>\n<h2>6kA\uc640 10kA \uc911 \uc120\ud0dd \ubc29\ubc95<\/h2>\n<ol>\n<li><strong>\ucd5c\ub300 \uc608\uc0c1 \uace0\uc7a5 \uc804\ub958\ub97c \uacb0\uc815\ud558\uc2ed\uc2dc\uc624.<\/strong> \uacf5\uae09 \ubcc0\uc555\uae30, \ub124\ud2b8\uc6cc\ud06c \uc784\ud53c\ub358\uc2a4, \ucf00\uc774\ube14 \uae38\uc774 \ubc0f \ub3c4\uccb4 \ud06c\uae30\ub97c \uace0\ub824\ud558\uc5ec \uc815\ud655\ud55c \uc124\uce58 \uc9c0\uc810\uc5d0 \ub300\ud574 \uacc4\uc0b0\ud558\uac70\ub098 \uc5bb\uc73c\uc2ed\uc2dc\uc624. \uacf5\uae09 \ub370\uc774\ud130\uac00 \uc5c6\ub294 \uacbd\uc6b0 \uc2dc\uc2a4\ud15c \uc124\uacc4\uc790 \ub610\ub294 \uc720\ud2f8\ub9ac\ud2f0\uc5d0 \ubb38\uc758\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li><strong>\uc2e4\uc81c \uc804\uc555\uc5d0\uc11c \uc7a5\uce58 \uc815\uaca9\uc744 \uc77c\uce58\uc2dc\ud0a4\uc2ed\uc2dc\uc624.<\/strong> \ud574\ub2f9 \uace0\uc7a5 \uc804\ub958 \uac12\uc744 \uc120\ud0dd\ud55c \ubaa8\ub378 \ubc0f \uc804\uc555\uc5d0 \ub300\ud574 \uc81c\uc870\uc5c5\uccb4\uac00 \uc9c0\uc815\ud55c Icn \ub610\ub294 Icu\uc640 \ube44\uad50\ud558\uc2ed\uc2dc\uc624. \ucc28\ub2e8 \uc6a9\ub7c9 \uc815\uaca9\uc740 \ud68c\ub85c\uc758 \ud574\ub2f9 \uc9c0\uc810\uc5d0 \ub300\ud574 \ucda9\ubd84\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\ub098\uba38\uc9c0 \uc0ac\uc591\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/strong> \uc62c\ubc14\ub978 \uadf9 \uad6c\uc131, \uc815\uaca9 \uc804\ub958, \ud2b8\ub9bd \uace1\uc120, \uc2dc\uc2a4\ud15c \uc804\uc555 \ubc0f \uc801\uc6a9 \uac00\ub2a5\ud55c \ud45c\uc900\uc744 \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624. \ucc28\ub2e8 \uc6a9\ub7c9\ub9cc\uc73c\ub85c\ub294 \uc124\uacc4\ub97c \uc644\ub8cc\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/li>\n<li><strong>\ubc31\uc5c5 \ubcf4\ud638 \uc7a5\uce58\ub97c \ubb38\uc11c\ud654\ud558\uc2ed\uc2dc\uc624.<\/strong> \ud558\uc704 \ucc28\ub2e8\uae30\uc758 \uac1c\ubcc4 \ucc28\ub2e8 \uc6a9\ub7c9\uc774 \uc608\uc0c1 \uc804\ub958\ubcf4\ub2e4 \ub0ae\uc740 \uacbd\uc6b0, \uc81c\uc870\uc5c5\uccb4\uac00 \ud574\ub2f9 \uc751\uc6a9 \ubd84\uc57c\uc5d0 \ub300\ud574 \uc815\ud655\ud55c \uc0c1\uc704\/\ud558\uc704 \ubcf4\ud638 \uc7a5\uce58 \uc870\ud569\uc744 \uac80\uc99d\ud55c \uacbd\uc6b0\uc5d0\ub9cc \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624. \uc0c1\uc704 \ucc28\ub2e8\uae30\uac00 \ubaa8\ub4e0 \uc800\uc815\uaca9 MCB\ub97c \ud5c8\uc6a9 \uac00\ub2a5\ud558\uac8c \ub9cc\ub4e0\ub2e4\uace0 \uac00\uc815\ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624.<\/li>\n<\/ol>\n<p>\uadf8\ub9ac\uace0 <a href=\"https:\/\/www.electrical-installation.org\/enwiki\/Selection_of_a_circuit-breaker\" rel=\"noopener\">\uc288\ub098\uc774\ub354 \uc77c\ub809\ud2b8\ub9ad \uc804\uae30 \uc124\ube44 \uac00\uc774\ub4dc<\/a> \uace0\uc7a5 \uc804\ub958 \ubc0f \ud611\uc870 \ubcf4\ud638 \uc120\ud0dd \uc6d0\uce59\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n<h2>\ub450 \uac00\uc9c0 \uc608\uc2dc \uc120\ud0dd<\/h2>\n<table>\n<thead>\n<tr>\n<th>MCB\uc758 \uc608\uc0c1 \uace0\uc7a5 \uc804\ub958<\/th>\n<th>6 kA \uc635\uc158<\/th>\n<th>10 kA \uc635\uc158<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>4.2 kA<\/td>\n<td>\uc2e4\uc81c \uc804\uc555\uc5d0\uc11c \uc815\uaca9 \uc6a9\ub7c9\uc774 6 kA\uc774\uace0 \ub2e4\ub978 \ubaa8\ub4e0 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\ub294 \uacbd\uc6b0 \uc801\ud569\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n<td>\ub610\ud55c \uc801\ud569\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ube44\uc6a9 \ubc0f \uc804\uccb4 \uc0ac\uc591\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/td>\n<\/tr>\n<tr>\n<td>7.5 kA<\/td>\n<td>\ub3c5\ub9bd \uc815\uaca9 6 kA \uc7a5\uce58\ub85c\ub294 \ubd88\ucda9\ubd84\ud569\ub2c8\ub2e4.<\/td>\n<td>\uc2e4\uc81c \uc804\uc555\uc5d0\uc11c \uc815\uaca9 \uc6a9\ub7c9\uc774 10 kA\uc774\uace0 \ub2e4\ub978 \ubaa8\ub4e0 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\ub294 \uacbd\uc6b0 \uc801\ud569\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uc774 \uc218\uce58\ub4e4\uc740 <strong>\uc608\uc2dc \uc785\ub825\uc774\uba70<\/strong>, \ud2b9\uc815 \uac74\ubb3c\uc5d0 \ub300\ud55c \uce21\uc815\uac12\uc774\ub098 \uad8c\uc7a5 \uc0ac\ud56d\uc774 \uc544\ub2d9\ub2c8\ub2e4. \ud68c\ub85c \uc784\ud53c\ub358\uc2a4\uac00 \ubcc0\uacbd\ub418\uc5b4 \uc8fc \ubc30\uc804\ubc18\uacfc \uc6d0\uaca9 \ud558\uc704 \ubc30\uc804\ubc18 \uac04\uc5d0 \uace0\uc7a5 \uc804\ub958\uac00 \ub2ec\ub77c\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e8\uc21c\ud788 \u201c\uc8fc\uac70\uc6a9\u201d \ub610\ub294 \u201c\uc0b0\uc5c5\uc6a9\u201d\uc5d0 \uae30\ubc18\ud55c \uaddc\uce59\uc740 \uc774\ub97c \ub193\uce69\ub2c8\ub2e4.<\/p>\n<h2>\uc8fc\ubb38 \uc804 \ubb38\uc758 \uc0ac\ud56d<\/h2>\n<ul>\n<li>\uc81c\uc548\ub41c \uac01 MCB \uc704\uce58\uc5d0\uc11c \uacc4\uc0b0\ub41c \ucd5c\ub300 \uc608\uc0c1 \ub2e8\ub77d \uc804\ub958\ub294 \uc5bc\ub9c8\uc785\ub2c8\uae4c?<\/li>\n<li>\ud574\ub2f9 \ubd80\ud488 \ubc88\ud638\uc5d0 \uc801\uc6a9\ub418\ub294 \ud45c\uc900 \ubc0f \uc804\uc555\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/li>\n<li>\uba85\uc2dc\ub41c 6kA \ub610\ub294 10kA \uc815\uaca9\uc740 Icn, Icu \ub610\ub294 \ub2e4\ub978 \ud45c\uc2dc\uc785\ub2c8\uae4c?<\/li>\n<li>\uc81c\uc870\uc0ac \ud611\uc870 \ub370\uc774\ud130\uc5d0\uc11c \uc9c0\uc6d0\ud558\ub294 \uc0c1\uc704 \ubc31\uc5c5 \ubcf4\ud638 \uc7a5\uce58\uac00 \uc788\uc2b5\ub2c8\uae4c?<\/li>\n<li>\uc815\uaca9 \uc804\ub958, \uace1\uc120, \uadf9 \uc218 \ubc0f \uc124\uce58 \uc870\uac74\ub3c4 \uc124\uacc4\uc640 \uc77c\uce58\ud569\ub2c8\uae4c?<\/li>\n<\/ul>\n<p>\ucfe0\uc559\uc57c\uc758 <a href=\"https:\/\/cnkuangya.com\/ko\/mcb\/\">MCB \ubc94\uc704<\/a> \ubaa8\ub378\ubcc4 6kA \ubc0f 10kA \uc635\uc158\uc744 \ub098\uc5f4\ud569\ub2c8\ub2e4. \uad6c\ub9e4 \uc804 \uc815\ud655\ud55c \ubd80\ud488 \ubc88\ud638\uc640 \ucd5c\uc2e0 \ub370\uc774\ud130\uc2dc\ud2b8\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \ubaa8\ub378\ubcc4 \uc120\ud0dd \ub610\ub294 \uacac\uc801\uc740, <a href=\"https:\/\/cnkuangya.com\/ko\/contact-us\/\">Kuangya \ud300\uc5d0 \ubb38\uc758\ud558\uc2ed\uc2dc\uc624.<\/a> \uc2dc\uc2a4\ud15c \uc804\uc555, \uacc4\uc0b0\ub41c \uace0\uc7a5 \uc804\ub958 \ubc0f \ud544\uc694\ud55c \uad6c\uc131\uc744 \uc54c\ub824\uc8fc\uc2ed\uc2dc\uc624.<\/p>\n<h2>\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n<h3>10kA MCB\uac00 \ud56d\uc0c1 6kA MCB\ubcf4\ub2e4 \ub354 \ub098\uc740\uac00\uc694?<\/h3>\n<p>\ub3d9\uc77c\ud55c \uad00\ub828 \ud45c\uc900 \ubc0f \uc804\uc555 \uc870\uac74\uc5d0\uc11c \ub4f1\uae09\uc744 \ube44\uad50\ud560 \ub54c\ub9cc \ub354 \ub192\uc740 \ucc28\ub2e8 \uc815\uaca9\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc120\ud0dd\uc740 \uc2e4\uc81c \uace0\uc7a5 \uc218\uc900 \ubc0f \uae30\ud0c0 \uc7a5\uce58 \uc0ac\uc591\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<\/p>\n<h3>6kA MCB\ub97c 10kA MCB\ub85c \uad50\uccb4\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c?<\/h3>\n<p>\ucc28\ub2e8 \uc6a9\ub7c9 \uc218\uce58\ub9cc\uc73c\ub85c\ub294 \uc548 \ub429\ub2c8\ub2e4. \uc0c8 \uc7a5\uce58\uc758 \uc804\uc555, \uc815\uaca9 \uc804\ub958, \ud2b9\uc131 \uace1\uc120, \uadf9 \uc218, \ub2e8\uc790 \ud638\ud658\uc131, \uc778\ud074\ub85c\uc800 \uc801\ud569\uc131 \ubc0f \uc81c\uc870\uc5c5\uccb4 \uc9c0\uce68\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \uc790\uaca9\uc744 \uac16\ucd98 \uc124\uacc4\uc790 \ub610\ub294 \uc124\uce58\uc790\uac00 \ud68c\ub85c \uad50\uccb4\ub97c \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h3>\uc0c1\uc704 \ucc28\ub2e8\uae30\uac00 \uace0\uc7a5 \uc804\ub958\uac00 6kA\ub97c \ucd08\uacfc\ud558\ub294 \uacbd\uc6b0 \ud558\uc704 6kA MCB\ub97c \ud5c8\uc6a9\ud569\ub2c8\uae4c?<\/h3>\n<p>\ud574\ub2f9 \uc81c\uc870\uc5c5\uccb4\uc5d0\uc11c \uac80\uc99d\ud55c \ubc31\uc5c5 \ubcf4\ud638 \uc870\ud569\uc774 \uc815\ud655\ud55c \uc7a5\uce58\uc640 \uc870\uac74\uc744 \ub2e4\ub8e8\ub294 \uacbd\uc6b0\uc5d0\ub9cc \uac00\ub2a5\ud569\ub2c8\ub2e4. \ud574\ub2f9 \uc99d\uac70\uac00 \uc5c6\uc73c\uba74 \uc801\uc808\ud55c \ub3c5\ub9bd \ucc28\ub2e8 \uc6a9\ub7c9\uc744 \uac16\ucd98 \ud558\uc704 \ucc28\ub2e8\uae30\ub97c \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/p>","protected":false},"excerpt":{"rendered":"<p>Short answer: Choose a miniature circuit breaker (MCB) whose rated short-circuit breaking capacity is at least the prospective short-circuit current at its installation point, at the applicable voltage and under the relevant product standard. A 10 kA marking is not automatically required in every installation, and a 6 kA marking is not automatically adequate for [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35,55],"tags":[],"class_list":["post-4943","post","type-post","status-publish","format-standard","hentry","category-blog","category-circuit-breakers"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/cnkuangya.com\/ko\/wp-json\/wp\/v2\/posts\/4943","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnkuangya.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cnkuangya.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ko\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ko\/wp-json\/wp\/v2\/comments?post=4943"}],"version-history":[{"count":1,"href":"https:\/\/cnkuangya.com\/ko\/wp-json\/wp\/v2\/posts\/4943\/revisions"}],"predecessor-version":[{"id":4944,"href":"https:\/\/cnkuangya.com\/ko\/wp-json\/wp\/v2\/posts\/4943\/revisions\/4944"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/ko\/wp-json\/wp\/v2\/media?parent=4943"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cnkuangya.com\/ko\/wp-json\/wp\/v2\/categories?post=4943"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/ko\/wp-json\/wp\/v2\/tags?post=4943"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}