{"id":3707,"date":"2026-09-14T12:07:33","date_gmt":"2026-09-14T04:07:33","guid":{"rendered":"https:\/\/eqsvq3fzct.wpdns.site\/blog\/technical-requirements-to-mccb\/"},"modified":"2026-10-20T10:51:31","modified_gmt":"2026-10-20T02:51:31","slug":"mccb%ec%9d%98-%ea%b8%b0%ec%88%a0%ec%a0%81-%ec%9a%94%ea%b5%ac-%ec%82%ac%ed%95%ad","status":"publish","type":"post","link":"https:\/\/w9-group.com\/ko\/blog\/technical-requirements-to-mccb\/","title":{"rendered":"MCCB\uc758 \uae30\uc220\uc801 \uc694\uad6c\uc0ac\ud56d: \uc2e4\uc6a9\uc801\uc778 \uc0ac\uc591 \uac00\uc774\ub4dc"},"content":{"rendered":"<p>\ud328\ub110 \uc5d4\uc9c0\ub2c8\uc5b4\uc640 \uc870\ub2ec \ud300\uc5d0\uac8c\ub294, \ud504\ub808\uc784 \uc804\ub958\ub9cc \ud45c\uc2dc\ub41c \uc77c\uc815\uc744 \ud1b5\ud574 \uc911\uc694\ud55c \uc9c8\ubb38\ub4e4\uc774 \ub2f5\uc744 \ubc1b\uc9c0 \ubabb\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4: \uc81c\uc548\ub41c \ucc28\ub2e8\uae30\ub294 \uacb0\ud568 \ubc1c\uc0dd \uc2dc, \ucc28\ub2e8 \uc694\uad6c\uc0ac\ud56d\uacfc \uc77c\uce58\ud558\ub294\uac00? \ubd80\uc18d \uc7a5\uce58 \uc81c\uc5b4 \uc804\uc555? \uc774\ub7ec\ud55c \ub204\ub77d \uc0ac\ud56d\ub4e4\uc740 \uae30\uc220 \uac80\ud1a0 \uc808\ucc28\uac00 \uc885\ub8cc\ub418\ub294 \uac83\uc744 \ubc29\ud574\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uad6c\ub9e4\uc790\uc758 \ubb38\uc81c\ub294 \uc81c\ud488\uad70 \uc790\uccb4\uc758 \uc801\ud569\uc131\uc774 \uc544\ub2cc \ubd88\uc644\uc804\ud55c \uc0ac\uc591\uc5d0 \ub300\ud55c \ubb38\uc81c\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc694\uc57d: \uc548\uc815\uc801\uc778 \uc131\ud615 \ucf00\uc774\uc2a4 \ubc29\uc2dd \ucc28\ub2e8\uae30(MCCB)\uc758 \uc0ac\uc591\uc740 \uc815\uaca9 \uc791\ub3d9 \uc804\uc555(U)\uc744 \uad6c\ubd84\ud569\ub2c8\ub2e4.<sub>e<\/sub>), \uc808\uc5f0 \uc804\uc555 (U<sub>i<\/sub>), \ucda9\uaca9 \uc800\ud56d (U<sub>imp<\/sub>), <strong>\uc815\uaca9 \uc804\ub958<\/strong> (I<sub>n<\/sub>), \uadf8\ub9ac\uace0 \uad81\uadf9\uc801\/\uc11c\ube44\uc2a4 \uc911\ub2e8 \ub2a5\ub825 (I<sub>cu<\/sub>\/I<sub>cs<\/sub>). \ub85c\ub4dc \ubc0f \uc7a0\uc7ac\uc801 \uacb0\ud568 \uc5f0\uad6c\ub97c \uc2dc\uc791\ud558\uc5ec IEC 60947-1 \ubc0f IEC 60947-2(\ub610\ub294 \ud574\ub2f9 \uc2dc\uc7a5\uc758 \ub3d9\ub4f1\ud55c \uaddc\uaca9)\ub97c \uc801\uc6a9\ud55c \ud6c4, \ucd9c\uc2dc \uc804\uc5d0 \ubaa8\ub378\ubcc4 \ud14c\uc2a4\ud2b8 \uc99d\uac70\uc640 \ucd94\uc801 \uac00\ub2a5\ud55c \ub77c\ubca8\uc744 \uc694\uad6c\ud558\uc2ed\uc2dc\uc624.<\/p>\n<p>MCCB\ub294 \uc131\ud615\ub41c \uc808\uc5f0 \ucf00\uc774\uc2a4, \uc811\uc810, \ub2e8\uc790 \ubc0f \uacfc\uc804\ub958 \ucc28\ub2e8 \uba54\ucee4\ub2c8\uc998\uc744 \uacb0\ud569\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uc774 \uae30\uae30\ub294 \uac74\ubb3c \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58, \ubaa8\ud130, \ud0dc\uc591\uad11(PV) \ubc30\uc804 \ubc0f \ubc84\uc2a4 \uad6c\uac04\uc744 \uacfc\ubd80\ud558 \ubc0f \ub2e8\ub77d\uc73c\ub85c\ubd80\ud130 \ubcf4\ud638\ud569\ub2c8\ub2e4. <a href=\"https:\/\/w9-group.com\/ko\/blog\/mccb%ec%9d%98-%ea%b8%b0%eb%8a%a5-%eb%b0%8f-%ec%a0%81%ec%9a%a9%ec%97%90-%eb%8c%80%ed%95%9c-%ec%b5%9c%ec%a2%85-%ea%b0%80%ec%9d%b4%eb%93%9c\/\">MCCB\uc758 \ud2b9\uc9d5 \ubc0f \uc801\uc6a9 \ubd84\uc57c \uac00\uc774\ub4dc<\/a> \uae30\ucd08 \uc815\ubcf4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \ub2e4\uc74c \uc694\uad6c \uc0ac\ud56d\uc740 \uce74\ud0c8\ub85c\uadf8 \uc694\uccad\uc744 \uac80\uc99d \uac00\ub2a5\ud55c \uad6c\ub9e4 \uc0ac\uc591\uc73c\ub85c \uc804\ud658\ud558\uace0, \uc2dc\uc6b4\uc804 \uae30\ub85d\uc744 \ub354\uc6b1 \uc6d0\ud65c\ud558\uac8c \ud569\ub2c8\ub2e4.<\/p>\n<h2>MCCB\uc758 \uc804\uae30 \uc0ac\uc6a9 \uc694\uac74<\/h2>\n<p>\uc2dc\uc2a4\ud15c \uc804\uc555 \ubc0f \uc8fc\ud30c\uc218, \uc811\uc9c0 \ubc29\uc2dd, \uc5f0\uc18d \uc124\uacc4 \uc804\ub958, \uc8fc\ubcc0 \uc628\ub3c4, \uc124\uce58 \ubc29\uc2dd \ubc0f \ud5a5\ud6c4 \uacc4\ud68d \uc0ac\ud56d\uc744 \uae30\ub85d\ud569\ub2c8\ub2e4. <strong>\ub2e8\ub77d \uc804\ub958<\/strong> MCCB \ub2e8\uc790\uc5d0 \uc801\uc6a9\ub429\ub2c8\ub2e4. IEC 60947-1\uc740 \uc800\uc804\uc555 \ucc28\ub2e8\uae30\uc758 \uc77c\ubc18\uc801\uc778 \uc6a9\uc5b4\uc640 \uc870\uac74\uc744 \uaddc\uc815\ud569\ub2c8\ub2e4. IEC 60947-2\ub294 \ud68c\ub85c \ucc28\ub2e8\uae30\uc758 \ub4f1\uae09 \ubc0f \uc2dc\ud5d8 \uc21c\uc11c\ub97c \ucd94\uac00\ud569\ub2c8\ub2e4. \ub2e8\uc77c \ud504\ub808\uc784 \ubc88\ud638\ub9cc\uc73c\ub85c\ub294 \uc801\ud569\uc131\uc744 \ud655\ub9bd\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>U<sub>e<\/sub>: \uc2e4\uc81c AC \ub610\ub294 DC \uc791\ub3d9 \uc804\uc555\uacfc \uc77c\uce58\ud574\uc57c \ud558\uba70, \ub77c\uc778 \uac04 \ubc0f \uc911\uc131 \uc811\uc9c0 \ubc29\uc2dd\ub3c4 \ud3ec\ud568\ud569\ub2c8\ub2e4.<\/li>\n<li>U<sub>i<\/sub> \uadf8\ub9ac\uace0 U<sub>imp<\/sub>: \uc778\ud074\ub85c\uc800 \ub0b4\uc758 \uc808\uc5f0 \ubc0f \ucda9\uaca9 \uc800\ud56d\uc131, \uc624\uc5fc, \uace0\ub3c4 \ubc0f \uc11c\uc9c0 \ub178\ucd9c \uc5ec\ubd80\ub97c \ud655\uc778\ud569\ub2c8\ub2e4.<\/li>\n<li>I<sub>n<\/sub>: \ub514\ub808\uc774\ud305 \ud6c4 \uacc4\uc0b0\ub41c \uc124\uacc4 \uc804\ub958 \uc911\uc5d0\uc11c \uc120\ud0dd\ud558\uc138\uc694; \ucf00\uc774\ube14\uc758 \uc8fc\uc804\uc6d0 \uc804\ub958\ub97c \ubcf5\uc0ac\ud558\uc9c0 \ub9c8\uc138\uc694.<\/li>\n<li>I<sub>cu<\/sub> \uadf8\ub9ac\uace0 \ub098\ub294<sub>cs<\/sub>:I<sub>cu<\/sub> \uc774\ub294 \uad81\uadf9\uc801\uc778 \ub2e8\ub77d \ucc28\ub2e8 \uc6a9\ub7c9\uc774\uba70, \uc800\ub294<sub>cs<\/sub> \ud45c\uc900 \ud14c\uc2a4\ud2b8 \uc2dc\ud000\uc2a4 \uc774\ud6c4\uc758 \uc11c\ube44\uc2a4 \uc218\uc900\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ub450 \uac00\uc9c0 \ubaa8\ub450 \ud574\ub2f9 \uc804\uc555\uc5d0\uc11c \uba85\uc2dc\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc0bc\uc0c1 \ud53c\ub354\uc758 \uacbd\uc6b0 \ubaa8\ub4e0 \ud3f4, \uc911\uc131 \ucc98\ub9ac \ubc0f \ud130\ubbf8\ub110 \uc628\ub3c4 \uc0c1\uc2b9\uc744 \ud558\ub098\uc758 \uc870\ub9bd\uccb4\ub85c \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \ubd80\uc801\ud569\ud55c \ud2b8\ub9ac\ud504 \uc720\ub2db\uc774 \uc7a5\ucc29\ub41c \ub354 \ud070 \ud504\ub808\uc784\uc5d0\uc11c\ub3c4 \ub3c4\uccb4 \ubcf4\ud638\uac00 \ubd88\ucda9\ubd84\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc2dc\uac04-\uc804\ub958 \uc870\uc815 \uc5f0\uad6c\ub97c \ud1b5\ud574 \uc0c1\ub958 \ubc0f \ud558\ub958 \uc7a5\uce58 \uac04\uc758 \ucc28\ubcc4\uc131\uc744 \uc785\uc99d\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<figure><img decoding=\"async\" alt=\"\ud53c\ub354 \ubcf4\ud638\uc6a9\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uc870\uc808\uc2dd 3\uadf9 MCCB\uc758 \uac80\ud1a0\" loading=\"lazy\" src=\"https:\/\/w9-group.com\/wp-content\/uploads\/2026\/07\/adjustable-mccb-csdm7r-800l-3300-3p-csdm7r-series-molded-case-circuit-br-gallery-01.webp\" style=\"display:block;width:50%;max-width:50%;height:auto;margin:0 auto\"\/><figcaption>\uc870\uc815 \uac00\ub2a5\ud55c \uc124\uc815\uc740 MCCB\ub97c \uce21\uc815\ub41c \ud53c\ub354 \uc0ac\uc6a9\ub7c9\uc5d0 \ub9de\uac8c \uc870\uc815\ud558\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc8fc\uba70, \uc2dc\uc6b4\uc804\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ucd5c\uc885 \uac12\uc744 \uae30\ub85d\ud569\ub2c8\ub2e4.<\/figcaption><\/figure>\n<h2>MCCB \uac74\uc124 \uc694\uac74<\/h2>\n<p><strong>\uc5f4-\uc790\uae30 \ubcf4\ud638<\/strong> \uc7a5\uae30\uac04\uc758 \uacfc\ubd80\ud558 \uc2dc\uc5d0 \ube44\uba54\ud0c8\uc744 \uc0ac\uc6a9\ud558\uace0, \uace0\uc804\ub958 \ud654\uc7ac \uc2dc\uc5d0\ub294 \uc804\uc790\uae30 \ubc29\uc804\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc804\uc790\uc2dd \ud2b8\ub9bd \uc720\ub2db\uc740 \uc870\uc808 \uac00\ub2a5\ud55c \uc7a5\uc2dc\uac04, \ub2e8\uc2dc\uac04, \uc21c\uac04\uc801 \ubc0f \uc811\uc9c0 \uacb0\ud568 \uae30\ub2a5\uc744 \ucd94\uac00\ud560 \uc218 \uc788\uc73c\uba70, \ub610\ud55c \uc81c\uc5b4 \uc804\ub825 \ubc0f \uac80\uc99d \uc694\uac74\uc744 \ub3c4\uc785\ud569\ub2c8\ub2e4. \uc81c\uc870\uc0ac\uac00 \uc120\uc5b8\ud55c \ud14c\uc2a4\ud2b8 \uad6c\uc131\uc5d0 \ub300\ud574 \ubb38\uc758\ud558\uc138\uc694. \uc561\uc138\uc11c\ub9ac \uc870\ud569\uc740 \uae30\ubcf8 \ube0c\ub808\uc774\ucee4\uac00 \ud14c\uc2a4\ud2b8\ub97c \ud1b5\uacfc\ud588\uae30 \ub54c\ubb38\uc5d0 \uc790\ub3d9\uc73c\ub85c \ubcf4\uc7a5\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uae30\uacc4\uc801 \uc138\ubd80\uc0ac\ud56d\ub3c4 \uac19\uc740 \uc77c\uc815\uc5d0 \uc791\uc131\ud558\uc138\uc694:<\/p>\n<ol>\n<li>\ud3f4\ub780\ub4dc \uc218, \uace0\uc815\ud615 \ub610\ub294 \ud0c8\ucc29\uc2dd \uc124\uce58 \ubc29\uc2dd, \uc120\/\ud558\uc911 \ubc29\ud5a5 \ubc0f \ub2e8\uc790 \uc2a4\ud0c0\uc77c. \u201c\ud45c\uc900 \ub2e8\uc790\u201d\ub294 \uae30\uc220\uc801 \uc694\uac74\uc774 \uc544\ub2d9\ub2c8\ub2e4.<\/li>\n<li>\ud578\ub4e4 \ud0c0\uc785, \uc7a0\uae08 \uc7a5\uce58 \ub610\ub294 \uc7a0\uae08 \uc0ac\uc774\uc758 \ucc28\uc774, ON\/OFF\/TRIP \ud45c\uc2dc\ub97c \uc124\uba85\ud569\ub2c8\ub2e4. \ud328\ub110 \ub3c4\uba74\uacfc \uc77c\uce58\ud558\ub294 \uc77c\uad00\ub41c \uae30\ud638\uc640 \ub77c\ubca8\uc744 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li>\uc7a5\ube44 \ubaa9\ub85d\u2014\ubcf4\uc870 \uc811\uc810, \uacbd\ubcf4 \uc811\uc810, \uc154\ud2b8 \ud574\uc81c, \uc800\uc804\uc555 \ud574\uc81c, \ubaa8\ud130 \uc81c\uc5b4 \uc7a5\uce58 \ub610\ub294 \ud68c\uc804 \ud578\ub4e4\u2014\uae30\ub2a5 \ubc0f \uc815\uaca9 \uc81c\uc5b4 \uc804\uc555\ubcc4\ub85c \ub098\uc5f4\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc8fc\ubcc0 \uc628\ub3c4, \uace0\ub3c4, \uc2b5\ub3c4, \uc2e4\ub0b4 \ubc29\uc218 \ubc0f \uc9c4\ub3d9\uc5d0 \ub300\ud55c \ud658\uacbd \uc81c\ud55c\uce58\ub97c \uc124\uc815\ud569\ub2c8\ub2e4. \uc870\uac74\uc774 \uce74\ud0c8\ub85c\uadf8 \ud14c\uc2a4\ud2b8\uc640 \ub2e4\ub97c \uacbd\uc6b0 \ub370\ub77c\ud2f0\uc9d5 \uace1\uc120\uc744 \uc694\uccad\ud558\uc138\uc694.<\/li>\n<\/ol>\n<p>\uae30\uae30 \ubd80\uc18d\ud488\uc740 \uc81c\uc5b4 \ub0b4\ub7ec\ud2f0\ube0c\uc758 \uc77c\ubd80\uc785\ub2c8\ub2e4. \uc158\ud2b8 \ub9ac\ub808\uc544\ub294 \ube44\uc0c1 \ucc28\ub2e8 \uae30\ub2a5\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\uc73c\uba70, \ubcf4\uc870 \uc811\uc810\uc740 PLC\uc5d0 \uc0c1\ud0dc\ub97c \ubcf4\uace0\ud569\ub2c8\ub2e4. \ub450 \uac00\uc9c0 \ubaa8\ub450\uc5d0 \ud544\uc694\ud55c \ubc30\uc120\ub3c4, \ud638\ud658\uc131 \ud655\uc778, \uadf8\ub9ac\uace0 \uae30\ub2a5 \ud14c\uc2a4\ud2b8 \uc9c0\uc810\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>MCCB\uc758 \uc77c\uc815\uc5d0 \ucd94\uc801\uc131 \ub9e4\ud2b8\ub9ad\uc2a4\ub97c \ud3ec\ud568\ud558\uc138\uc694. \uac01 \uc694\uad6c\uc0ac\ud56d\uc5d0\ub294 \uc815\ud655\ud55c \ubaa8\ub378\uacfc \uc8fc\ubb38\ubc88\ud638, \ud574\ub2f9 \uc11c\ub958 \ubc0f \uac1c\uc815 \ub610\ub294 \ub0a0\uc9dc, \uac80\ud1a0 \uc0c1\ud0dc\uac00 \uba85\uc2dc\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc5ec\ud589 \uc870\uc815\uc758 \uacbd\uc6b0, \uc7a5\ucc29\ub41c \uc5ec\ud589 \ub2e8\uc704\uc640 \ud574\ub2f9 \ubc94\uc704\ub97c \uc9c0\uc6d0\ud558\ub294 \uce74\ud0c8\ub85c\uadf8 \ud398\uc774\uc9c0\ub97c \uae30\ub85d\ud558\uc138\uc694; <a href=\"https:\/\/w9-group.com\/ko\/blog\/advantages-of-adjustable-mccb-for-optimal-electrical-protection\/\">\uc870\uc815 \uac00\ub2a5\ud55c MCCB \uac1c\uc694<\/a> \uad6c\uc131 \uc99d\uac70\ub294 \uc544\ub2d9\ub2c8\ub2e4. \uc561\uc138\uc11c\ub9ac \uc81c\uc5b4 \uc804\uc555\uc5d0 \ub300\ud574\uc11c\ub294 \ud638\ud658\ub418\ub294 \uc561\uc138\uc11c\ub9ac \ucf54\ub4dc\uc640 \ubc30\uc120 \ubb38\uc11c \ubc84\uc804\uc744 \ucc38\uc870\ud558\uc2ed\uc2dc\uc624. \uac80\ud1a0\uc790\uc5d0\uac8c \uc2b9\uc778, \ucd94\uac00 \uc124\uba85 \ud544\uc694 \ub610\ub294 \ud574\ub2f9\ub418\uc9c0 \uc54a\uc74c \ub4f1\uc758 \uc0c1\ud0dc\ub97c \uba85\uc2dc\ud558\uace0 \uadf8 \uc774\uc720\ub97c \ud568\uaed8 \uae30\uc7ac\ud558\uc2ed\uc2dc\uc624. \uc8fc\ubb38\ub41c \uad6c\uc131\uc5d0 \ub300\ud55c \uc2b9\uc778\uc744 \uc218\ub77d\ud558\ub294 \uac83\uc73c\ub85c \ubcf4\uc544 \uacf5\uae09\uc5c5\uccb4\uc758 \uc77c\ubc18\uc801\uc778 \uc81c\ud488 \ube0c\ub85c\uc154\ub97c \ubb34\uc2dc\ud558\ub294 \ub300\uc2e0, \ub204\ub77d\ub41c \uc99d\uac70\ub97c \uc5f4\uc5b4\ub450\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>MCCB \uc218\uba85 \uc8fc\uae30 \ube44\uc6a9 \ube44\uad50<\/h2>\n<p>\uc124\uacc4 \uc624\ub958 \ubd84\uc11d \ud6c4 \ube0c\ub808\uc774\ucee4\uac00 \ub450 \ubc88\uc9f8 \ubc30\uc1a1, \ud604\uc7a5 \uc218\uc815 \ub610\ub294 \uc7ac\uc124\uacc4\ub97c \ud544\uc694\ub85c \ud560 \uacbd\uc6b0, \uac00\uc7a5 \ub0ae\uc740 \ub2e8\uc704 \uac00\uaca9\uc740 \uac00\uc7a5 \ub192\uc740 \uc124\uce58 \ube44\uc6a9\uc774 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucd1d \uc18c\uc720 \ube44\uc6a9(TCO)\uc5d0\ub294 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc2dc\uac04, \ud328\ub110 \uacf5\uac04, \uc2dc\uc6b4\uc804, \ubd80\ud488, \ubb38\uc11c\ud654 \ubc0f \uc815\uc9c0 \uc2dc\uac04 \ube44\uc6a9\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4. \uc544\ub798 \ub9e4\ud2b8\ub9ad\uc2a4\ub294 \uae30\uc220\uc801 \ubc0f \uc0c1\uc5c5\uc801 \uc694\uc18c\ub97c \uba85\uc2dc\uc801\uc73c\ub85c \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uc0ac\uc591 \uce58\uc218<\/th>\n<th>\uae30\ubcf8 \uace0\uc815\ud615 MCCB<\/th>\n<th>\uc870\uc815\uc2dd \ub610\ub294 \uc804\uc790\uc2dd MCCB<\/th>\n<th>\uc870\ub2ec\uc758 \uc758\ubbf8<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uc5ec\ud589\uc758 \uc720\uc5f0\uc131<\/td>\n<td>\uacf5\uc7a5 \uc124\uc815\ub41c \uc5f4\/\uc790\uae30 \uc751\ub2f5<\/td>\n<td>\uc801\uc6a9 \ubaa8\ub378\uc5d0 \ub530\ub77c \uc870\uc808 \uac00\ub2a5\ud55c \uae34, \uc9e7\uc740, \uc21c\uac04 \uae30\ub2a5<\/td>\n<td>\uc870\uc815\uc740 \ubd80\ud558\uac00 \ubcc0\ud560 \ub54c \ud558\ub4dc\uc6e8\uc5b4 \ubcc0\uacbd\uc744 \ubc29\uc9c0\ud560 \uc218 \uc788\uc73c\uba70, \uc124\uc815\uc740 \uae30\ub85d\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\ubd80\ud558 \uc758\ubb34<\/td>\n<td>I \uc120\uc5b8<sub>cu<\/sub>\/I<sub>cs<\/sub> \ub9ac\uc2a4\ud2b8\ub4dc \uc804\uc555\uc5d0\uc11c<\/td>\n<td>\ub3d9\uc77c\ud55c \uae30\ub2a5, \ucd94\uac00\ub85c \uc5ec\ud589 \ub2e8\uc704 \uad6c\uc131\uc5d0 \ub530\ub77c \uc81c\ud55c \uc0ac\ud56d\uc774 \uc801\uc6a9\ub429\ub2c8\ub2e4.<\/td>\n<td>\uc815\ud655\ud55c \ud504\ub808\uc784, \ud3f4, \ud2b8\ub9bd \uc870\ud569\uc5d0 \ub300\ud55c \uc99d\uac70\ub97c \uc694\uccad\ud558\uc138\uc694.<\/td>\n<\/tr>\n<tr>\n<td>\ubaa8\ub2c8\ud130\ub9c1<\/td>\n<td>\uc635\uc158 \uc5f0\ub77d\ucc98\uac00 \uc788\ub294 \ub85c\uceec \ud578\ub4e4<\/td>\n<td>\uc5f0\ub77d\ucc98, \uc54c\ub78c \ubc0f \uac00\ub2a5\ud55c \uacc4\ub7c9 \uc778\ud130\ud398\uc774\uc2a4<\/td>\n<td>\uc608\uc0b0 \uad00\ub9ac\uc6a9 \ubc30\uc120, \uac00\ub3d9 \uc2dc\uc810 \ubc0f \uc608\ube44 \uc804\uc790 \ubd80\ud488.<\/td>\n<\/tr>\n<tr>\n<td>\ubcf4\uc218<\/td>\n<td>\uc2dc\uac01 \uac80\uc0ac \ubc0f \uc218\ub3d9 \uc870\uc791<\/td>\n<td>\uae30\ub2a5 \ud14c\uc2a4\ud2b8\uc640 \uc804\uc790 \ubc0f \ubcf4\uc870 \uac80\uc0ac<\/td>\n<td>\uc124\uacc4 \ud14c\uc2a4\ud2b8 \uae30\uac04\uacfc \uad50\uccb4 \ub9ac\ub4dc\ud0c0\uc784\uc744 \uc11c\ube44\uc2a4 \uc218\uba85\uc5d0 \uac78\uccd0 \uacc4\ud68d\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\ud328\ub110 \ud1b5\ud569<\/td>\n<td>\uac04\ub2e8\ud55c \uc124\uce58 \ubc0f \ubc84\uc2a4\ubc14 \uc778\ud130\ud398\uc774\uc2a4<\/td>\n<td>\ud655\uc778\ud558\uae30 \uc704\ud55c \ucd94\uac00\uc801\uc778 \uc561\uc138\uc11c\ub9ac \ubc0f \ud1b5\uc2e0 \uc778\ud130\ud398\uc774\uc2a4<\/td>\n<td>\ub4dc\ub9b4\ub9c1\uc774\ub098 \ubc30\uc120 \uc81c\uc791 \uc804\uc5d0 \uce58\uc218 \ub3c4\uba74\uc744 \uc2b9\uc778\ud558\uc2ed\uc2dc\uc624.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure><img decoding=\"async\" alt=\"\uc0b0\uc5c5\uc6a9 \ubc30\uc804\uc6a9 \uace0\uc804\ub958 \uc8fc\uc870 \ucf00\uc774\uc2a4 \ucc28\ub2e8\uae30\" loading=\"lazy\" src=\"https:\/\/w9-group.com\/wp-content\/uploads\/2026\/07\/wlm6rt-1250a-3300-3p-wlm6rt-series-moulded-case-circuit-breaker400v-690v-gallery-09.webp\" style=\"display:block;width:50%;max-width:50%;height:auto;margin:0 auto\"\/><figcaption>\uace0\uc804\ub958 MCCB\uc758 \uc120\ud0dd\uc740 \ud504\ub808\uc784, \ub2e8\uc790 \ubc0f \ucc28\ub2e8 \uc6a9\ub7c9 \uc120\uc5b8\uc744 \uacc4\uc0b0\ub41c \uace0\uc7a5 \uc218\uc900\uacfc \uc5f0\uacb0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/figcaption><\/figure>\n<h2>\uc560\ud50c\ub9ac\ucf00\uc774\uc158\ubcc4 MCCB \uc694\uad6c\uc0ac\ud56d<\/h2>\n<p>\uac19\uc740 MCCB \uc81c\ud488\uad70\uc740 \ub2e4\uc591\ud55c \ubd80\ud558\ub97c \ucda9\uc804\ud560 \uc218 \uc788\uc9c0\ub9cc, \uc2e0\uccad\uc5d0 \ub530\ub77c \uc2b9\uc778 \uc99d\uba85\uc11c\uac00 \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \ubaa9\uc801\uc9c0 \uad6d\uac00\uc758 \uc124\uce58 \uaddc\uc815 \ubc0f \uc1a1\uc804\ub9dd \uaddc\uc815\uc740 IEC 60947-2\ub97c \ucd08\uacfc\ud558\ub294 \ucd94\uac00 \uc758\ubb34\ub97c \uaddc\uc815\ud569\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uc751\uc6a9<\/th>\n<th>\uc911\uc694\ud55c \uc810\uac80<\/th>\n<th>\uc694\uccad\ud560 \uc99d\uac70<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\ud53c\ub354 \uad6c\ucd95<\/td>\n<td>MCB\ub97c \ud1b5\ud574 \uc804\ub958 \ud750\ub984, \ucf00\uc774\ube14 \ubcf4\ud638 \ubc0f \ucc28\ub2e8 \uae30\ub2a5\uc744 \uc124\uacc4\ud569\ub2c8\ub2e4.<\/td>\n<td>\uc5f0\ub3d9 \uace1\uc120, \ucd5c\uc885 \ub370\uc774\ud130 \ubc0f \uc124\uce58 \ub9e4\ub274\uc5bc<\/td>\n<\/tr>\n<tr>\n<td>\ubaa8\ud130 \ud53c\ub354<\/td>\n<td>\uc2dc\uc791 \uc804\ub958, \uacfc\ubd80\ud558 \ud074\ub798\uc2a4 \ubc0f \ub2e8\ub77d \uc2dc \ub3d9\uae30\ud654<\/td>\n<td>\ubaa8\ud130 \uc801\uc6a9 \ud45c \ubc0f \uc2dc\ud5d8\ub41c \uc870\ud569 \uc138\ubd80 \uc815\ubcf4<\/td>\n<\/tr>\n<tr>\n<td>PV \ub610\ub294 DC \ubc30\ubd84<\/td>\n<td>\uc815\ud655\ud55c DC \uc804\uc555, \uadf9\uc131, \uc808\uc5f0 \ubc0f \uacb0\ud568 \uacbd\ub85c<\/td>\n<td>DC \uc804\uc6a9 \ub4f1\uae09 \ubc0f \uadf9\uc131\ub3c4; AC \uc0ac\uc6a9\uc744 \uc808\ub300 \ubaa8\ubc29\ud558\uc9c0 \ub9c8\uc138\uc694<\/td>\n<\/tr>\n<tr>\n<td>\uc81c\ub108\ub808\uc774\ud130 \ub610\ub294 \ud2b8\ub79c\uc2a4\ud37c \ud328\ub110<\/td>\n<td>\ucd08\uc804\ub3c4, \uc5ed\uc804\ub825 \ubc29\uc2dd, \uc0c1\ud638\uc5f0\uacb0 \ubc0f \uc911\ub9bd \uc804\ud658<\/td>\n<td>\ub2e8\ud589\ub82c\ub3c4, \ubd80\uc18d\ud488 \ubaa9\ub85d \ubc0f \uae30\ub2a5 \ud14c\uc2a4\ud2b8 \uacc4\ud68d<\/td>\n<\/tr>\n<tr>\n<td>\ub370\uc774\ud130 \ub610\ub294 \ud504\ub85c\uc138\uc2a4 \uc2dc\uc124<\/td>\n<td>\uc120\ud0dd\uc131, \uc6d0\uaca9 \uc0c1\ud0dc, \ubc18\ubcf5 \uac00\ub2a5\ud55c \uc124\uc815 \ubc0f \ubd80\ud488<\/td>\n<td>\ud2b8\ub9bd \uc5f0\uad6c, FAT \uccb4\ud06c\ub9ac\uc2a4\ud2b8 \ubc0f \ud604\uc7a5 \ub3c4\uba74 \ud45c\uae30<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure><img decoding=\"async\" alt=\"MCCB \uc81c\ud488 \uc138\ubd80 \uc815\ubcf4: \uc2dd\ubcc4 \uae30\ub2a5 \ud45c\uc2dc\" loading=\"lazy\" src=\"https:\/\/w9-group.com\/wp-content\/uploads\/2026\/07\/wlm6rt-800a-3300-3p-wlm6rt-series-molded-case-circuit-breaker-breaker-40-gallery-17.webp\" style=\"display:block;width:50%;max-width:50%;height:auto;margin:0 auto\"\/><figcaption>\uba85\ud655\ud55c \uc81c\ud488 \uc2dd\ubcc4\uc740 \uc81c\ucd9c\ubd80\ud130 \uc720\uc9c0\ubcf4\uc218 \ubc0f \uad50\uccb4\uae4c\uc9c0\uc758 \ucd94\uc801\uc131\uc744 \uc9c0\uc6d0\ud569\ub2c8\ub2e4.<\/figcaption><\/figure>\n<h2>MCCB \uaddc\uc815 \uc900\uc218 \ubb38\uc11c<\/h2>\n<p>\uc801\ud569\uc131\uc740 \uc99d\uac70\uc758 \uc0ac\uc2ac\uc785\ub2c8\ub2e4. IEC 60947-1\uc740 \uc77c\ubc18\uc801\uc778 \ud45c\uc900\uc774\uba70, IEC 60947-2\ub294 \ucc28\ub2e8\uae30\ub97c \ub2e4\ub8f9\ub2c8\ub2e4. <a href=\"https:\/\/webstore.iec.ch\/en\/publication\/66277\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60947-2:2024\uc758 \uacf5\uacf5 \ubc94\uc704<\/a> (\uc81c6\ud310, 2024\ub144 9\uc6d4 18\uc77c \ucd9c\uac04) \uc77c\ubc18\uc801\uc73c\ub85c \ucd5c\ub300 1000 V AC \ub610\ub294 1500 V DC\ub97c \ucee4\ubc84\ud558\uba70, \ub610\ud55c \ucd5c\ub300 1500 V AC\uae4c\uc9c0 \ucd94\uac00 \uc815\uaca9\uc774 \uc788\ub294 \ud2b9\uc815 \ud68c\ub85c \ucc28\ub2e8\uae30\ub3c4 \ud574\ub2f9 \ubc94\uc8fc\uc5d0 \ud3ec\ud568\ub429\ub2c8\ub2e4. \uc774 \ubc94\uc8fc\uc5d0\uc11c\ub294 \uc774\ub7ec\ud55c \uc815\uaca9\uc774 \ubaa8\ub4e0 \ucc28\ub2e8\uae30\uc5d0 \uc801\uc6a9\ub418\ub294 \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4. IEC 60417\uc740 \uc791\ub3d9 \uc704\uce58\uc5d0 \ub300\ud55c \uadf8\ub798\ud53d \uc2ec\ubcfc\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ubd81\ubbf8 \ud504\ub85c\uc81d\ud2b8\uc5d0\uc11c\ub294 UL 489\uc5d0 \ub530\ub77c \ud3c9\uac00\ub41c \uc81c\ud488\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud574\ub2f9 \uaddc\uc815\uc744 \ud655\uc778\ud558\ub824\uba74 \ub2f4\ub2f9 \uc5d4\uc9c0\ub2c8\uc5b4\uc5d0\uac8c \ubb38\uc758\ud558\uc2ed\uc2dc\uc624. \ud45c\uc900\uc740 \uc790\ub3d9\uc801\uc73c\ub85c \uc778\uc99d\uc774 \ub418\uc9c0\ub294 \uc54a\uc73c\uba70, \uc2dc\ud5d8 \ubc29\ubc95\uc740 \uc2b9\uc778 \ub9c8\ud06c\ub97c \uc778\uc1c4\ud560 \uc218 \uc788\ub294 \uad8c\ud55c\uc774 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n<p>\ubaa8\ub378\uba85, U\uc5d0 \uc77d\uae30 \uc26c\uc6b4 \uae30\uae30 \ud45c\uc2dc\uac00 \ud544\uc694<sub>e<\/sub>, \ube48\ub3c4, U<sub>i<\/sub>, U<sub>imp<\/sub>, I<sub>n<\/sub>, I<sub>cu<\/sub>, I<sub>cs<\/sub>, \uc2e0\uccad \ubc94\uc8fc, \ucc38\uc870 \ud45c\uc900, \uc6d0\uc0b0\uc9c0 \ubc0f \ubd84\ub9ac \ud45c\uc2dc. \ud328\ud0a4\uc9c0 \ub77c\ubca8\uc5d0\ub294 \ubaa8\ub378, \ud604\uc7ac, <strong>\ud30c\uad34 \ub2a5\ub825<\/strong>, \uc81c\uc870\uc77c\uc790, \uc218\ub7c9 \ubc0f \uc6d0\uc0b0\uc9c0\ub97c \uae30\ub85d\ud558\uc5ec \uc218\ub839 \ud300\uc774 \ucd94\uc801\uc131\uc744 \uc720\uc9c0\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n<p>\ucd5c\uc18c \uc81c\ucd9c\ubb3c\uc5d0\ub294 \ub124 \uac1c\uc758 \ub808\uc774\uc5b4\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uac01 \uc120\uc5b8\ub41c \uc804\uc555\uc5d0 \ub300\ud55c \uc644\uc804\ud55c \uc8fc\ubb38 \ucf54\ub4dc\uc640 \ub4f1\uae09\uc774 \ud3ec\ud568\ub41c \ub370\uc774\ud130\uc2dc\ud2b8.<\/li>\n<li>\ud1a0\ud06c \uac12\uacfc \ubd80\uc18d\ud488 \ubc30\uc120\uc774 \ud3ec\ud568\ub41c \uc124\uce58, \uc791\ub3d9 \ubc0f \uc720\uc9c0\ubcf4\uc218 \ub9e4\ub274\uc5bc.<\/li>\n<li>\uc2e4\ud5d8\ub41c \ud504\ub808\uc784 \ubc0f \ud2b8\ub9ac\ud504 \uad6c\uc131\uc744 \uc2dd\ubcc4\ud558\ub294 \uc77c\uc0c1\uc801 \ub610\ub294 \uc720\ud615 \ud14c\uc2a4\ud2b8 \uc99d\uac70.<\/li>\n<li>\ucc28\uc6d0\ub3c4\uba74, \ud544\uc694\ud55c \uacbd\uc6b0 \uaddc\uaca9 \uc815\ubcf4, \ud488\uc9c8 \uad00\ub9ac \ub610\ub294 \uc81c\uc870 \ucd94\uc801 \ucc38\uc870.<\/li>\n<\/ul>\n<p>\uc99d\uac70 \uad6c\uc5ed\uc744 \uc138 \uac1c\ub85c \uad6c\ubd84\ud558\uc138\uc694. \uc81c\ud488 \uc99d\uac70\ub294 MCCB \uad6c\uc131\uc5d0 \uad00\ud55c \uac83\uc774\uba70, \uc870\ub9bd \uc99d\uac70\ub294 \ud328\ub110\uc5d0 \ud1b5\ud569\ub41c \ubd80\ubd84\uc5d0 \uad00\ud55c \uac83\uc774\uba70, \uc124\uce58 \ubc0f \ubaa9\uc801\uc9c0 \uc2b9\uc778\uc740 \ud504\ub85c\uc81d\ud2b8 \uaddc\uc815\uacfc \uc2b9\uc778 \uae30\uad00\uc5d0 \uad00\ud55c \uac83\uc785\ub2c8\ub2e4. \ub3d9\uc77c\ud55c \ub9e4\ud2b8\ub9ad\uc2a4\uc5d0\uc11c \uac01 \uad6c\uc5ed\uc5d0 \uace0\uc720\ud55c \uc694\uad6c \uc0ac\ud56d, \uc21c\uc11c \ucf54\ub4dc \ubc94\uc704, \uc18c\uc2a4 \ubb38\uc11c\/\ubc84\uc804 \ubc0f \uac80\ud1a0 \uc0c1\ud0dc\ub97c \ubd80\uc5ec\ud558\uc138\uc694. \uaddc\uaca9 \uc778\uc99d\uc11c\uac00 \ucc44\ud0dd\ub418\uba74 \ud328\ub110\uc774\ub098 \uc124\uce58 \ub77c\uc778\uc774 \ub2eb\ud788\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. IEC\uc758 \uacf5\uc778 \ubc94\uc704\ub294 \ubaa8\ub378 \uc778\uc99d\uc774\ub098 UL \uc2b9\uc778\uc744 \uc758\ubbf8\ud558\uc9c0 \uc54a\uc73c\uba70, \uc774 \ubb38\uc11c\uc5d0\uc11c\ub294 \uc138\ubd80\uc801\uc778 IEC\/UL \ud14c\uc2a4\ud2b8 \ucc28\uc774\ub97c \uba85\uc2dc\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ubc1c\ud45c \uc804\uc5d0 \ud604\uc7ac \ubaa8\ub378 \ubc94\uc704 \ub0b4\uc758 \uc2b9\uc778 \uc99d\uac70\uc640 \ub300\uc0c1 \uc7a5\uce58\uc758 \uc218\uc6a9 \uc5ec\ubd80\ub97c \uc694\uccad\ud558\uc2ed\uc2dc\uc624; \ud45c\uc900 \ucc38\uc870 \ubb38\uc11c\ub9cc\uc73c\ub85c\ub294 W9 \uc778\uc99d\uc774 \ubd80\uc5ec\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc9c0\uc6d0\ub418\uc9c0 \uc54a\ub294 \ud074\ub808\uc784\uc740 \uc0c1\uc5c5\uc801 \uc704\ud5d8\uc744 \ucd08\ub798\ud569\ub2c8\ub2e4. \ud328\ub110\uc774 \uac70\ubd80\ub420 \uc218 \uc788\uace0, \uc120\uc801\uc774 \ucd94\uac00 \ud655\uc778\uc744 \uc704\ud574 \ubcf4\ub958\ub420 \uc218 \uc788\uc73c\uba70, \uc2b9\uc778\ub41c \uc77c\uc815\uc5d0 \ubd80\ud569\ud558\uc9c0 \uc54a\ub294 \ubc30\uc1a1 \ub77c\ubca8\uc774 \ubc30\uc1a1\ub420 \uacbd\uc6b0 \ubcf4\uc99d\uc774 \ub17c\ub780\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubaa9\uc801\uc9c0 \uc2dc\uc7a5 \uc694\uac74\uacfc \ub9c8\ucf00\ud305 \uc5b8\uc5b4\ub97c \uc77c\uce58\uc2dc\ucf1c\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h2>\uad6c\ub9e4\uc790 \ubc0f \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc744 \uc704\ud55c \uc120\ud0dd \uccb4\ud06c\ub9ac\uc2a4\ud2b8<\/h2>\n<p>\ubcf4\ub2e4 \uad11\ubc94\uc704\ud55c \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uacfc\uc815\uc5d0 \ub300\ud574\uc11c\ub294 \ud574\ub2f9 \uc0ac\uc774\ud2b8\ub97c \ucc38\uc870\ud558\uc2ed\uc2dc\uc624. <a href=\"https:\/\/w9-group.com\/ko\/blog\/%ec%a0%84%ea%b8%b0-%ec%9a%a9%eb%8f%84%ec%97%90-%ec%a0%81%ed%95%a9%ed%95%9c-%eb%aa%b0%eb%93%9c-%ec%bc%80%ec%9d%b4%ec%8a%a4-%ed%9a%8c%eb%a1%9c-%ec%b0%a8%eb%8b%a8%ea%b8%b0-%ec%84%a0%ed%83%9d\/\">MCCB \uc120\ud0dd \uac00\uc774\ub4dc<\/a>.<\/p>\n<ol>\n<li>\ub85c\ub4dc \ubc0f \uc7a0\uc7ac\uc801 \uacb0\ud568 \uacc4\uc0b0\uc744 \uc644\ub8cc\ud569\ub2c8\ub2e4. \uac00\uc815, \uc131\ub2a5 \uc800\ud558 \ubc0f \ub3c4\uccb4 \ud55c\uacc4 \uc0ac\ud56d\uc744 \ubb38\uc11c\ub85c \uc791\uc131\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc5ec\ud589 \uae30\uc220 \ubc0f \uc870\uc815 \ubc94\uc704\ub97c \uc120\ud0dd\ud55c \ub2e4\uc74c, \uc778\uc811\ud55c \ucc28\ub2e8\uae30\uc640 \ud568\uaed8 \uc120\ud0dd\uc131 \uac80\uc0ac\ub97c \uc2e4\ud589\ud569\ub2c8\ub2e4.<\/li>\n<li>\ud3f4\ub4dc, \ud130\ubbf8\ub110, \uc7a5\ucc29, \uc561\uc138\uc11c\ub9ac, \uc81c\uc5b4 \uc804\uc555 \ubc0f \ud658\uacbd \ub4f1\uae09\uc744 \ud558\ub098\uc758 \uc8fc\ubb38 \ucf54\ub4dc\uc5d0 \ud1b5\ud569\ud569\ub2c8\ub2e4.<\/li>\n<li>\ubc30\uc1a1 \uc804 \ub3c4\uba74 \ubc0f \ubb38\uc11c \ud328\ud0a4\uc9c0\ub97c \uc2b9\uc778\ud558\uace0, \uc218\ub839 \uc2dc \ub77c\ubca8\uacfc \uc218\ub7c9\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li>\ub9c8\uc9c0\ub9c9 \uc5ec\ud589 \uc124\uc815 \uae30\ub85d \ubc0f \uc2dc\uc6b4\uc804 \uc911 \uae30\ub2a5\uc801, \ub2e8\uc5f4 \ubc0f \uc778\ud130\ub85d \uac80\uc0ac\ub97c \uc218\ud589\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n<p>W9 \uadf8\ub8f9\uc758 \uacf5\uac1c \uc790\ub8cc\ub294 MCCB, MCB, RCD\/RCCB, RCBO, \uc11c\uc9c0 \ubcf4\ud638 \uc7a5\uce58 \ubc0f \uc811\ucd09\uae30\ub97c \ud3ec\ud568\ud558\uc9c0\ub9cc, \uad6c\ub9e4\uc790\ub294 \ud604\uc7ac \ubaa8\ub378\ubcc4 \ub4f1\uae09\uc744 \uc694\uccad\ud558\uace0 \ubaa9\uc801 \uc2dc\uc7a5\uc758 \uc801\uc6a9 \uac00\ub2a5 \uc5ec\ubd80\ub97c \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h2>\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n<h3>MCCB\uc758 \uba85\ud310\uc5d0\ub294 \uc5b4\ub5a4 \ub4f1\uae09\uc774 \ud45c\uc2dc\ub418\uc5b4\uc57c \ud558\ub098\uc694?<\/h3>\n<p>\ubaa8\ub378 U e, \uc8fc\ud30c\uc218 U i, U imp, I n, I cu, I cs, \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \ubc94\uc8fc \ubc0f \ub2e8\ub77d \ud45c\uc2dc\ub97c \ud655\uc778\ud569\ub2c8\ub2e4. \ud30c\uad34 \uc6a9\ub7c9 \uac12\uc774 \uba85\uc2dc\ub41c \uc804\uc555 \ubc0f \uadf9 \uad6c\uc131\uacfc \uc77c\uce58\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n<h3>\ub354 \ub192\uc740 \uc554\ud398\uc5b4 \ub808\ubca8\uc774 \ud56d\uc0c1 \ub354 \uc548\uc804\ud55c\uac00\uc694?<\/h3>\n<p>\uc544\ub2d9\ub2c8\ub2e4. \ubcf4\ud638 \uae30\ub2a5\uc740 \ud2b8\ub9bd \uc124\uc815, \ucf00\uc774\ube14 \uc6a9\ub7c9, \uacb0\ud568 \ubd84\uc11d\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c0\uba70, \ud504\ub808\uc784 \ud06c\uae30\ub9cc\uc73c\ub85c\ub294 \ucda9\ubd84\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ud558\ub2e8 \uc804\ub3c4\uc790\uc640 \uc124\uc815 \uc810\uac80\uc744 \uc9c4\ud589\ud558\uace0 \uc2dc\ud5d8\ub41c \ub2e8\ub77d \uc804\ub958 \ud2b9\uc131\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n<h3>AC \ubc0f DC MCCB\ub294 \ub3d9\uc77c\ud55c \uc0ac\uc591\uc744 \uc0ac\uc6a9\ud558\ub098\uc694?<\/h3>\n<p>\uc544\ub2d9\ub2c8\ub2e4. DC \ucc28\ub2e8\uae30\uc758 \uc544\ud06c \ub3d9\uc791 \ubc29\uc2dd\uc740 \ub2e4\ub974\uba70, AC\uc5d0 \uc801\uc6a9\ub418\uc9c0 \uc54a\ub294 \uadf9\uc131, \uc9c1\ub82c\uadf9 \ubc0f \uc804\uc555 \uc81c\ud55c\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. DC \ud2b9\uc218 \uc120\uc5b8\uc11c\uc640 \ub2e4\uc774\uc5b4\uadf8\ub7a8\uc744 \uc694\uccad\ud558\uc138\uc694. AC \uaddc\uaca9\uc744 \ub300\ub9ac\uc801\uc6a9\ud574\uc11c\ub294 \uc808\ub300 \uc548 \ub429\ub2c8\ub2e4.<\/p>\n<h3>\uad6c\ub9e4 \uc8fc\ubb38\uc5d0 \uc5b4\ub5a4 \uc561\uc138\uc11c\ub9ac\uac00 \ud3ec\ud568\ub418\uc5b4\uc57c \ud558\ub098\uc694?<\/h3>\n<p>\uc81c\uc5b4 \ub0b4\uc5ed\uc5d0 \ud544\uc694\ud55c \uae30\ub2a5(\uc608: \ubcf4\uc870 \uc811\uc810 \ub610\ub294 \uacbd\ubcf4 \uc811\uc810, \uc154\ud504\ud2b8 \ud574\uc81c, \uc800\uc804\uc555 \ud574\uc81c \ub610\ub294 \ubaa8\ud130 \uc81c\uc5b4 \uae30\ub2a5)\ub9cc \ud3ec\ud568\uc2dc\ud0a4\ub418, \uac01 \uc81c\uc5b4 \uc804\uc555\uacfc \uc811\uc810 \ubc30\uce58\ub3c4\ub97c \uae30\uc7ac\ud558\uc2ed\uc2dc\uc624. \uc815\ud655\ud55c MCCB \ud504\ub808\uc784\uc5d0 \ub300\ud55c \ubc30\uc120\ub3c4\uc640 \ud638\ud658\uc131 \ud655\uc778\uc744 \uc694\uccad\ud558\uc2ed\uc2dc\uc624.<\/p>\n<h3>\ubaa8\ub4e0 MCCB \ubc30\uc1a1\uc5d0 \ud568\uaed8 \ub3c4\ucc29\ud574\uc57c \ud558\ub294 \uc11c\ub958\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n<p>\ub370\uc774\ud130\uc2dc\ud2b8, \ub9e4\ub274\uc5bc, \ub3c4\uba74, \uaddc\uc815 \uc900\uc218 \uc815\ubcf4, \uc801\uc6a9 \uac00\ub2a5\ud55c \uc2dc\ud5d8 \uc99d\uac70 \ubc0f \ucd94\uc801 \uac00\ub2a5\ud55c \ubaa8\ub378\/\uc81c\uc870 \ub77c\ubca8\uc744 \uc694\uccad\ud558\uc2ed\uc2dc\uc624. \uc218\ub839 \ud300\uc740 \uc124\uce58 \uc804\uc5d0 \ud574\ub2f9 \ubb38\uc11c\ub97c \uc2b9\uc778\ub41c \uc8fc\ubb38 \ucf54\ub4dc\ub85c \ube44\uad50\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h2>\ucc38\uace0\ubb38\ud5cc<\/h2>\n<ul>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/66277\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60947-2:2024 \u2014 \ud68c\ub85c \ucc28\ub2e8\uae30 \uc81c\ud488 \ubc94\uc704<\/a>.<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/32338\" rel=\"nofollow noopener\" target=\"_blank\">IEC 61439-1:2020 \u2014 \uc800\uc804\uc555 \uc5b4\uc148\ube14\ub9ac \uc77c\ubc18 \uaddc\uc815<\/a>.<\/li>\n<li><a href=\"https:\/\/www.nfpa.org\/codes-and-standards\/nfpa-70-standard-development\/70\" rel=\"nofollow noopener\" target=\"_blank\">NFPA 70 \u2014 \ubbf8\uad6d \uc124\uce58 \uaddc\uaca9 \uac1c\ubc1c \ubc0f \ubc94\uc704<\/a>.<\/li>\n<\/ul>\n<p>\uc774 \ucc28\uc774\ub294 \ub2e8\uc9c0 \uc544\ubbf8\ud130 \uc218\uce58\ubfd0\ub9cc\uc774 \uc544\ub2d9\ub2c8\ub2e4. \uadf8\uac83\uc740 \uc758\ubb34, \uc911\ub2e8, \uc124\uce58 \ubc0f \uc720\uc9c0\ubcf4\uc218\uc5d0 \ub300\ud55c \uc99d\uac70\uc785\ub2c8\ub2e4. \uc77c\uc815 \uc900\ube44\uac00 \ub418\uba74 W9 Group\uc758 MCCB \uc81c\ud488\uad70\uc744 \ub3d9\uc77c\ud55c \ud22c\uba85 \uccb4\ud06c\ub9ac\uc2a4\ud2b8\uc640 \ube44\uad50\ud574 \ubcf4\uc2dc\uace0, \ud504\ub85c\uc81d\ud2b8\ubcc4 \ub370\uc774\ud130\uc2dc\ud2b8\uc640 \uaddc\uc815 \uc900\uc218 \ud328\ud0a4\uc9c0\ub97c \uc704\ud574 \uae30\uc220\ud300\uc5d0 \ubb38\uc758\ud574 \uc8fc\uc2dc\uae30 \ubc14\ub78d\ub2c8\ub2e4.<\/p>\n<p>\uc81c\uc548\ub41c \uad6c\uc131\uc744 \uac80\ud1a0\ud558\uae30 \uc704\ud574, <a href=\"https:\/\/w9-group.com\/ko\/contact-us\/\">W9 \uadf8\ub8f9\uc5d0 \ubb38\uc758\ud558\uae30<\/a> \ub85c\ub4dc \uc2a4\ucf00\uc904, \uc0ac\uc6a9 \uac00\ub2a5\ud55c \ubd88\ub7c9 \uc804\ub958 \ubc0f \ubaa9\uc801 \uc2dc\uc7a5 \uc694\uad6c \uc0ac\ud56d\uc744 \uace0\ub824\ud558\uc5ec.<\/p>","protected":false},"excerpt":{"rendered":"<p>\uc801\uc808\ud55c \ub4f1\uae09, \ud2b8\ub9ac\ud504 \uc2dc\uc2a4\ud15c, \uc561\uc138\uc11c\ub9ac, \ud14c\uc2a4\ud2b8 \ubc0f \uaddc\uc815 \uc900\uc218 \uc778\uc99d\uc744 \uac16\ucd98 MCCB\ub97c \uc120\ud0dd\ud558\uc5ec \uc548\uc804\ud558\uace0 \ube44\uc6a9 \ud6a8\uc728\uc801\uc778 \uc800\uc804\uc555 \ud504\ub85c\uc81d\ud2b8\ub97c 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