{"id":17945,"date":"2025-07-06T13:32:51","date_gmt":"2025-07-06T05:32:51","guid":{"rendered":"https:\/\/viox.com\/?p=17945"},"modified":"2025-07-17T00:13:23","modified_gmt":"2025-07-16T16:13:23","slug":"a-practical-guide-to-dc-circuit-breakers-for-solar-battery-and-ev-systems","status":"publish","type":"post","link":"https:\/\/test.viox.com\/ko\/a-practical-guide-to-dc-circuit-breakers-for-solar-battery-and-ev-systems\/","title":{"rendered":"\ud0dc\uc591\uad11, \ubc30\ud130\ub9ac \ubc0f EV \uc2dc\uc2a4\ud15c\uc6a9 DC \ud68c\ub85c \ucc28\ub2e8\uae30\uc5d0 \ub300\ud55c \uc2e4\uc6a9 \uac00\uc774\ub4dc"},"content":{"rendered":"<div class=\"product-intro\">\n<p>\uc774 \uac00\uc774\ub4dc\ub294 \ud604\ub300\uc801\uc778 DC \uc804\ub825 \uc2dc\uc2a4\ud15c\uc744 \ub2e4\ub8e8\ub294 \uc804\ubb38 \uc5d4\uc9c0\ub2c8\uc5b4, \uc2dc\uc2a4\ud15c \uc124\uacc4\uc790 \ubc0f \uace0\uae09 \uae30\uc220\uc790\ub97c \uc704\ud55c \uac83\uc785\ub2c8\ub2e4. \ud0dc\uc591\uad11 \ud328\ub110 \uc5b4\ub808\uc774, \ubc30\ud130\ub9ac \uc5d0\ub108\uc9c0 \uc800\uc7a5 \uc2dc\uc2a4\ud15c(BESS) \ubc0f \uc804\uae30 \uc790\ub3d9\ucc28(EV) \ucda9\uc804\uc18c\uc640 \uac19\uc740 \uace0\uac00\uce58 \uc790\uc0b0\uc744 \ubcf4\ud638\ud558\uae30 \uc704\ud574 \uc62c\ubc14\ub978 DC \ud68c\ub85c \ucc28\ub2e8\uae30\ub97c \uc120\ud0dd, \uc124\uce58 \ubc0f \uc720\uc9c0 \uad00\ub9ac\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud55c \uc911\uc694\ud55c \uc9c8\ubb38\uc5d0 \ub2f5\ubcc0\ud569\ub2c8\ub2e4.<\/p>\n<h2>DC \ud68c\ub85c\uc5d0 AC \ucc28\ub2e8\uae30\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc5c6\ub294 \uc774\uc720\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/h2>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-17947\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/07\/difference-between-ac-breaker-and-dc-circuit.webp\" alt=\"difference-between-ac-breaker-and-dc-circuit\" width=\"800\" height=\"400\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/07\/difference-between-ac-breaker-and-dc-circuit.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/07\/difference-between-ac-breaker-and-dc-circuit-300x150.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/07\/difference-between-ac-breaker-and-dc-circuit-768x384.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/07\/difference-between-ac-breaker-and-dc-circuit-18x9.webp 18w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/07\/difference-between-ac-breaker-and-dc-circuit-600x300.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>\uc77c\ubc18\uc801\uc774\uc9c0\ub9cc \uc704\ud5d8\ud55c \uc2e4\uc218\ub294 \ube44\uc6a9\uc744 \uc808\uc57d\ud558\uae30 \uc704\ud574 DC \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \ud45c\uc900 AC \ud68c\ub85c \ucc28\ub2e8\uae30\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774\ub294 \uc808\ub300 \ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \uadfc\ubcf8\uc801\uc778 \ucc28\uc774\uc810\uc740 \ud68c\ub85c\uac00 \ucc28\ub2e8\ub420 \ub54c \ud615\uc131\ub418\ub294 \uc704\ud5d8\ud55c \uc5d0\ub108\uc9c0 \uae09\uc99d\uc778 \uc804\uae30 \uc544\ud06c\ub97c \ucc98\ub9ac\ud558\ub294 \ubc29\uc2dd\uc5d0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>AC \ucc28\ub2e8\uae30\ub294 \uc601\uc810 \uad50\ucc28\uc5d0 \uc758\uc874\ud569\ub2c8\ub2e4. \uad50\ub958(AC)\ub294 \uc790\uc5f0\uc801\uc73c\ub85c \ubc29\ud5a5\uc744 \ubc14\uafb8\uc5b4 \ucd08\ub2f9 120\ubc88 0\ubcfc\ud2b8\uc5d0 \ub3c4\ub2ec\ud569\ub2c8\ub2e4. AC \ucc28\ub2e8\uae30\ub294 \uc811\uc810\uc744 \uc5f4\uace0 \uc774 \uc790\uc5f0\uc2a4\ub7ec\uc6b4 \u201c\uaebc\uc9d0\u201d \uc21c\uac04\uc744 \uae30\ub2e4\ub824 \uc544\ud06c\ub97c \uc548\uc804\ud558\uac8c \uc18c\uba78\uc2dc\ud0a4\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<p>DC \ucc28\ub2e8\uae30\ub294 \uc544\ud06c\uc640 \uc2f8\uc6cc\uc57c \ud569\ub2c8\ub2e4. \uc9c1\ub958(DC)\ub294 \uc601\uc810 \uad50\ucc28\uc810 \uc5c6\uc774 \uacc4\uc18d \ud750\ub985\ub2c8\ub2e4. DC \ucc28\ub2e8\uae30\ub294 \uc804\uc6d0\uc774 \uba48\ucd9c \ub54c\uae4c\uc9c0 \uae30\ub2e4\ub9b4 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \uc544\ud06c\ub97c \uc801\uadf9\uc801\uc73c\ub85c \uac15\uc81c\ub85c \uc81c\uac70\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574\uc11c\ub294 \uc790\uae30 \ube14\ub85c\uc6b0\uc544\uc6c3 \ucf54\uc77c \ubc0f \uc544\ud06c \uc288\ud2b8\uc640 \uac19\uc740 \ud2b9\uc218 \uad6c\uc131 \uc694\uc18c\ub97c \ud3ec\ud568\ud558\uc5ec \ub354 \uac15\ub825\ud558\uace0 \ubcf5\uc7a1\ud55c \uc124\uacc4\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<p>DC \uc2dc\uc2a4\ud15c\uc5d0\uc11c AC \ucc28\ub2e8\uae30\ub97c \uc0ac\uc6a9\ud558\uba74 \ucc28\ub2e8\uae30\uac00 \ub179\uac70\ub098 \uace0\uc7a5\uc744 \uba48\ucd94\uc9c0 \ubabb\ud558\uace0 \uce58\uba85\uc801\uc778 \ud654\uc7ac\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. DC \uc815\uaca9 \ucc28\ub2e8\uae30\ub294 \uc774\ub7ec\ud55c \ubb38\uc81c\ub97c \uc704\ud574 \ud2b9\ubcc4\ud788 \uc124\uacc4\ub418\uc5c8\uc73c\uba70 \ud0c0\ud611\ud560 \uc218 \uc5c6\ub294 \uc548\uc804 \uc694\uad6c \uc0ac\ud56d\uc785\ub2c8\ub2e4.<\/p>\n<h2>\uc62c\ubc14\ub978 \uc720\ud615\uc758 DC \ud68c\ub85c \ucc28\ub2e8\uae30\ub97c \uc120\ud0dd\ud558\ub294 \ubc29\ubc95<\/h2>\n<p>\uc62c\ubc14\ub978 \uc120\ud0dd <a href=\"https:\/\/huyuelectric.com\/products\/new-energy\/dc-miniature-circuit-breaker\/\" rel=\"nofollow noopener\" target=\"_blank\">DC \ucc28\ub2e8\uae30<\/a> \ub294 \ubb3c\ub9ac\uc801 \uad6c\uc870, \uace0\uc7a5 \uac10\uc9c0 \ubc29\ubc95 \ubc0f \uc131\ub2a5 \ud2b9\uc131\uc744 \uc774\ud574\ud558\ub294 \uac83\uc744 \ud3ec\ud568\ud569\ub2c8\ub2e4.<\/p>\n<h3>\ubb3c\ub9ac\uc801 \ud06c\uae30 \ubc0f \uac15\ub3c4\ubcc4 \ubd84\ub958<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/test.viox.com\/ko\/mcb\/\">\uc18c\ud615 \ud68c\ub85c \ucc28\ub2e8\uae30<\/a> (DC MCB)<\/strong>: \uac1c\ubcc4 \uc800\uc804\ub825 \ud68c\ub85c\ub97c \ubcf4\ud638\ud558\ub294 \ub370 \uac00\uc7a5 \uc801\ud569\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\uc0ac\uc6a9 \uc0ac\ub840<\/strong>: \ub2e8\uc77c \ud0dc\uc591\uad11 \ud328\ub110 \uc2a4\ud2b8\ub9c1, DC \uc870\uba85 \ud68c\ub85c \ub610\ub294 \ud1b5\uc2e0 \uc81c\uc5b4 \ud328\ub110 \ubcf4\ud638.<\/li>\n<li><strong>\ub4f1\uae09<\/strong>: \uc77c\ubc18\uc801\uc73c\ub85c \ucd5c\ub300 125A.<\/li>\n<\/ul>\n<ul>\n<li><strong><a href=\"https:\/\/test.viox.com\/ko\/mccb\/\">\ubab0\ub4dc \ucf00\uc774\uc2a4 \ud68c\ub85c \ucc28\ub2e8\uae30<\/a> (DC MCCB)<\/strong>: \ub354 \ud06c\uace0 \uac15\ub825\ud558\uba70 \uc8fc \ud68c\ub85c \ub610\ub294 \uc7a5\ube44 \ud53c\ub354\ub97c \ubcf4\ud638\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li><strong>\uc0ac\uc6a9 \uc0ac\ub840<\/strong>: \ub300\uaddc\ubaa8 \uc8fc\uac70\uc6a9 \ud0dc\uc591\uad11 \uc5b4\ub808\uc774, \uc0c1\uc5c5\uc6a9 \ubc30\ud130\ub9ac \uc800\uc7a5 \uc2dc\uc2a4\ud15c \ub610\ub294 \uc0b0\uc5c5 \uae30\uacc4\uc758 \uc8fc\uc694 \ubcf4\ud638.<\/li>\n<li><strong>\ub4f1\uae09<\/strong>: 15A ~ 2500A, \ub354 \ub098\uc740 \uc2dc\uc2a4\ud15c \uc870\uc815\uc744 \uc704\ud574 \uc870\uc815 \uac00\ub2a5\ud55c \ud2b8\ub9bd \uc124\uc815\uc774 \uc788\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<ul>\n<li><strong>\uc800\uc804\uc555 \uc804\ub825\/<a href=\"https:\/\/test.viox.com\/ko\/complete-guide-to-air-circuit-breakers-acb\/\">\uae30\uc911 \ucc28\ub2e8\uae30<\/a> (ACB)<\/strong>: \uc8fc\uc694 \uc124\uce58\uc758 \uc8fc \uac1c\ud3d0 \uc7a5\uce58\uc6a9\uc73c\ub85c \uc124\uacc4\ub41c \uac00\uc7a5 \ud070 \ub4f1\uae09\uc758 \ucc28\ub2e8\uae30\uc785\ub2c8\ub2e4.<\/li>\n<li><strong>\uc0ac\uc6a9 \uc0ac\ub840<\/strong>: \uc720\ud2f8\ub9ac\ud2f0 \uaddc\ubaa8\uc758 \ud0dc\uc591\uad11 \ubc1c\uc804\uc18c, \ub300\uaddc\ubaa8 \ub370\uc774\ud130 \uc13c\ud130 \ub610\ub294 \uc804\uccb4 \uc0b0\uc5c5 \uc2dc\uc124\uc758 \uc8fc\uc694 \uc720\uc785 \ubcf4\ud638.<\/li>\n<li><strong>\ub4f1\uae09<\/strong>: 800A ~ 6300A \uc774\uc0c1, \uace0\uae09 \uc804\uc790 \ud2b8\ub9bd \uc7a5\uce58 \ubc0f \ud1b5\uc2e0 \uae30\ub2a5 \ud3ec\ud568.<\/li>\n<\/ul>\n<h2>\ud2b8\ub9bd \uace1\uc120\uc774\ub780 \ubb34\uc5c7\uc774\uba70 \uc5b4\ub5a4 \uac83\uc774 \ud544\uc694\ud569\ub2c8\uae4c?<\/h2>\n<p>A<a href=\"https:\/\/test.viox.com\/ko\/understanding-trip-curves\/\"> \ud2b8\ub9bd \ucee4\ube0c<\/a> \ucc28\ub2e8\uae30\uac00 \uacfc\uc804\ub958\uc5d0 \uc5bc\ub9c8\ub098 \ubbfc\uac10\ud55c\uc9c0 \uc815\uc758\ud569\ub2c8\ub2e4. \uc62c\ubc14\ub978 \uac83\uc744 \uc120\ud0dd\ud558\uba74 \uc131\uac00\uc2e0 \ud2b8\ub9bd\uc744 \ubc29\uc9c0\ud558\uba74\uc11c \ubcf4\ud638\ub97c \ubcf4\uc7a5\ud569\ub2c8\ub2e4. IEC\uc5d0\uc11c \uc815\uc758\ud55c \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \uc720\ud615\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<table>\n<tbody>\n<tr>\n<th>MCB \uc720\ud615<\/th>\n<th>\ud2b8\ub9bd \uc804\ub958(\uc790\uae30)<\/th>\n<th>\ucd5c\uc0c1\uc758 \ub300\uc0c1<\/th>\n<th>\uc77c\ubc18\uc801\uc778 \uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/th>\n<\/tr>\n<tr>\n<td>\uc720\ud615 B<\/td>\n<td>\uc815\uaca9 \uc804\ub958(In)\uc758 3~5\ubc30<\/td>\n<td>\ub3cc\uc785 \uc804\ub958\uac00 \ub0ae\uac70\ub098 \uc5c6\ub294 \ud68c\ub85c.<\/td>\n<td>\uc800\ud56d \ubd80\ud558, \uc8fc\uac70\uc6a9 \uc870\uba85.<\/td>\n<\/tr>\n<tr>\n<td>\uc720\ud615 C<\/td>\n<td>\uc815\uaca9 \uc804\ub958(In)\uc758 5~10\ubc30<\/td>\n<td>\uc911\uac04 \ub3cc\uc785 \uc804\ub958\uac00 \uc788\ub294 \ud68c\ub85c.<\/td>\n<td>\ubc94\uc6a9 \ubd80\ud558, \uc0c1\uc5c5\uc6a9 \uc870\uba85, \ubaa8\ud130. \uc774\uac83\uc774 \uac00\uc7a5 \uc77c\ubc18\uc801\uc774\uace0 \ub2e4\uc7ac\ub2e4\ub2a5\ud55c \uc120\ud0dd\uc785\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uc720\ud615 D<\/td>\n<td>\uc815\uaca9 \uc804\ub958(In)\uc758 10~20\ubc30<\/td>\n<td>\ub3cc\uc785 \uc804\ub958\uac00 \ub9e4\uc6b0 \ub192\uc740 \ud68c\ub85c.<\/td>\n<td>\ub300\ud615 \ubaa8\ud130, \ubcc0\uc555\uae30, \uc6a9\uc811 \uc7a5\ube44.<\/td>\n<\/tr>\n<tr>\n<td>\uc720\ud615 Z<\/td>\n<td>\uc815\uaca9 \uc804\ub958(In)\uc758 2~3\ubc30<\/td>\n<td>\ub0ae\uc740 \uc218\uc900\uc758 \ub2e8\ub77d\uc73c\ub85c\ubd80\ud130 \ub9e4\uc6b0 \ubbfc\uac10\ud55c \uc7a5\uce58\ub97c \ubcf4\ud638\ud569\ub2c8\ub2e4.<\/td>\n<td>\ubc18\ub3c4\uccb4 \ubcf4\ud638, \ubbfc\uac10\ud55c \uc804\uc790 \ud68c\ub85c.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\uc2e4\uc81c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc704\ud55c \uc911\uc694\ud55c \ud06c\uae30 \uacc4\uc0b0<\/h2>\n<h3>\ud0dc\uc591\uad11 PV \uc2dc\uc2a4\ud15c\uc6a9 \ucc28\ub2e8\uae30 \ud06c\uae30\ub97c \uc870\uc815\ud558\ub294 \ubc29\ubc95<\/h3>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-17948\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/07\/Solar-PV-System.webp\" alt=\"Solar PV System\" width=\"800\" height=\"514\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/07\/Solar-PV-System.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/07\/Solar-PV-System-300x193.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/07\/Solar-PV-System-768x493.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/07\/Solar-PV-System-18x12.webp 18w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/07\/Solar-PV-System-600x386.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>\ud0dc\uc591\uad11 \ud328\ub110\uc758 \uacfc\uc804\ub958 \ubcf4\ud638 \ud06c\uae30 \uc870\uc815\uc740 NEC(National Electrical Code)\uc758 \uc801\uc6a9\uc744 \ubc1b\uc2b5\ub2c8\ub2e4. \ud575\uc2ec\uc740 \uc9c0\uc18d\uc801\uc778 \uc791\ub3d9\uacfc \uc7a0\uc7ac\uc801\uc778 \uc804\ub825 \uc11c\uc9c0\ub97c \uace0\ub824\ud558\ub294 \u201c1.56 \uaddc\uce59\u201d\uc785\ub2c8\ub2e4.<\/p>\n<p>\uacc4\uc0b0 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/test.viox.com\/ko\/mcb\/\">\ud30c\uc1c4\uae30<\/a> PV \uc18c\uc2a4 \ud68c\ub85c\uc758 \ud06c\uae30:<\/p>\n<ol>\n<li>\ud328\ub110 \ub370\uc774\ud130\uc2dc\ud2b8\uc5d0\uc11c \ub2e8\ub77d \uc804\ub958(Isc)\ub97c \ucc3e\uc2b5\ub2c8\ub2e4.<\/li>\n<li>Isc\uc5d0 1.56\uc744 \uacf1\ud569\ub2c8\ub2e4. \uc774 \uc694\uc18c\ub294 \uc9c0\uc18d\uc801\uc778 \uc791\ub3d9\uc744 \uc704\ud55c 1.25 \uc2b9\uc218\uc640 \uc608\uce21 \uac00\ub2a5\ud55c \uc804\ub958 \uc2a4\ud30c\uc774\ud06c\uc778 \u201c\uad6c\ub984 \uac00\uc7a5\uc790\ub9ac\u201d \ud6a8\uacfc\ub97c \uc704\ud55c \ub610 \ub2e4\ub978 1.25 \uc2b9\uc218\uc758 \ub450 \uac00\uc9c0 NEC \uc694\uad6c \uc0ac\ud56d\uc744 \uacb0\ud569\ud569\ub2c8\ub2e4.<\/li>\n<li>\uacc4\uc0b0: \ud544\uc694\ud55c OCPD \uc815\uaca9 = Isc \u00d7 1.25 \u00d7 1.25 = Isc \u00d7 1.56<\/li>\n<li>\ub2e4\uc74c \ud45c\uc900 \ucc28\ub2e8\uae30 \ud06c\uae30\ub85c \ubc18\uc62c\ub9bc\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \uacc4\uc0b0 \uacb0\uacfc\uac00 14.23A\uc778 \uacbd\uc6b0 15A \ucc28\ub2e8\uae30\ub97c \uc120\ud0dd\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\uc804\uc555 \ud655\uc778: \ud328\ub110\uc758 \uac1c\ubc29 \ud68c\ub85c \uc804\uc555(Voc)\uc5d0 \uc2a4\ud2b8\ub9c1\uc758 \ud328\ub110 \uc218\ub97c \uacf1\ud558\uace0 NEC \ud45c 690.7\uc758 \uc628\ub3c4 \ubcf4\uc815 \uacc4\uc218\ub97c \uc801\uc6a9\ud558\uc5ec \ucd5c\ub300 \uc2dc\uc2a4\ud15c \uc804\uc555\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4. \ucc28\ub2e8\uae30\uc758 \uc804\uc555 \uc815\uaca9\uc740 \uc774 \uacc4\uc0b0\ub41c \uac12\ubcf4\ub2e4 \ub192\uc544\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n<h3>\ubc30\ud130\ub9ac \uc2dc\uc2a4\ud15c\uc5d0 \ube44\uadf9\uc131 \ucc28\ub2e8\uae30\uac00 \ud544\uc694\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/h3>\n<p>BESS(\ubc30\ud130\ub9ac \uc5d0\ub108\uc9c0 \uc800\uc7a5 \uc2dc\uc2a4\ud15c)\ub294 \uc591\ubc29\ud5a5\uc774\ubbc0\ub85c \ubc29\uc804 \uc911\uc5d0\ub294 \uc804\ub958\uac00 \ud750\ub974\uace0 \ucda9\uc804 \uc911\uc5d0\ub294 \uc804\ub958\uac00 \uc720\uc785\ub429\ub2c8\ub2e4. \ub530\ub77c\uc11c \ucc28\ub2e8\uae30 \uc120\ud0dd\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<p>\uadf9\uc131 \ucc28\ub2e8\uae30: \uc774\ub7ec\ud55c \ucc28\ub2e8\uae30\ub294 \uc601\uad6c \uc790\uc11d\uc744 \uc0ac\uc6a9\ud558\uba70 \uc804\ub958\uac00 \ud55c \ubc29\ud5a5(\u201c+\u201d\uc5d0\uc11c \u201c-\u201d \ub2e8\uc790)\uc73c\ub85c \ud750\ub97c \ub54c\ub9cc \uc791\ub3d9\ud569\ub2c8\ub2e4. BESS\uc5d0\uc11c \uc0ac\uc6a9\ud558\uba74 \ucda9\uc804 \uc8fc\uae30 \ub3d9\uc548 \uc804\ub958\uac00 \uc5ed\ubc29\ud5a5\uc73c\ub85c \ud750\ub974\uac8c \ub418\uc5b4 \uc544\ud06c \uc18c\uba78 \uba54\ucee4\ub2c8\uc998\uc774 \uace0\uc7a5\ub098\uace0 \uace0\uc7a5 \uc2dc \ud655\uc2e4\ud55c \ud30c\uad34\ub85c \uc774\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n<p><a href=\"https:\/\/test.viox.com\/ko\/polarity-dc-circuit-breaker-guide\/\">\ube44\uadf9\uc131 \ucc28\ub2e8\uae30<\/a>: \ubaa8\ub4e0 \uc591\ubc29\ud5a5 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \uc804\ub958 \ud750\ub984 \ubc29\ud5a5\uc5d0 \uad00\uacc4\uc5c6\uc774 \uc544\ud06c\ub97c \uc548\uc804\ud558\uac8c \uc18c\uba78\uc2dc\ud0a4\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ubaa8\ub4e0 BESS \ub610\ub294 \ubc30\ud130\ub9ac \uae30\ubc18 \uc2dc\uc2a4\ud15c\uc758 \uacbd\uc6b0 \ube44\uadf9\uc131 DC \ucc28\ub2e8\uae30\ub97c \uc9c0\uc815\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h2>\uc548\uc804 \ud45c\uc900 \ud0d0\uc0c9: UL 489 \ub300 UL 1077<\/h2>\n<p>\ubd81\ubbf8\uc5d0\uc11c\ub294 \uc548\uc804 \ubc0f \ucf54\ub4dc \uc900\uc218\ub97c \uc704\ud574 UL 489\uc640 UL 1077 \uc778\uc99d \uc7a5\uce58 \uac04\uc758 \uc911\uc694\ud55c \uad6c\ubd84\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<table>\n<tbody>\n<tr>\n<th>\uae30\ub2a5<\/th>\n<th>UL 489 \u2013 \ubd84\uae30 \ud68c\ub85c \ucc28\ub2e8\uae30<\/th>\n<th>UL 1077 \u2013 \ubcf4\uc870 \ubcf4\ud638\uae30<\/th>\n<\/tr>\n<tr>\n<td>\ubaa9\uc801<\/td>\n<td>\uae30\ubcf8 \ubcf4\ud638: \uac74\ubb3c \ubc30\uc120\uc744 \ubcf4\ud638\ud569\ub2c8\ub2e4. \uc8fc\uc694 \ubc29\uc5b4\uc120\uc785\ub2c8\ub2e4.<\/td>\n<td>\ubcf4\uc870 \ubcf4\ud638: \uc7a5\ube44 \ub0b4\ubd80\uc758 \ud2b9\uc815 \uad6c\uc131 \uc694\uc18c\ub97c \ubcf4\ud638\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8<\/td>\n<td>\ucd5c\uc885 \uacfc\uc804\ub958 \uc7a5\uce58\ub85c \ud328\ub110\ubcf4\ub4dc\uc5d0 \uc124\uce58\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n<td>UL 489 \ucc28\ub2e8\uae30 \ub2e4\uc6b4\uc2a4\ud2b8\ub9bc\uc5d0\uc11c \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. \uac74\ubb3c \ubc30\uc120\uc744 \uc9c1\uc811 \ubcf4\ud638\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uaddc\uce59<\/td>\n<td>UL 489 \uc7a5\uce58\ub294 \ubcf4\uc870 \ubcf4\ud638\uc6a9\uc73c\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n<td>UL 1077 \uc7a5\uce58\ub294 \ubd84\uae30 \ud68c\ub85c \ubcf4\ud638\uc6a9\uc73c\ub85c \uc808\ub300 \uc0ac\uc6a9\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubc29\uc2dd\uc73c\ub85c \uc0ac\uc6a9\ud558\ub294 \uac83\uc740 \uc2ec\uac01\ud55c \uc548\uc804 \uc704\ubc18\uc785\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\uc77c\ubc18\uc801\uc778 DC \ucc28\ub2e8\uae30 \ubb38\uc81c \ud574\uacb0<\/h2>\n<table>\n<tbody>\n<tr>\n<th>\uc99d\uc0c1<\/th>\n<th>\uac00\uc7a5 \uac00\ub2a5\uc131 \uc788\ub294 \uc6d0\uc778<\/th>\n<th>\ud574\uacb0 \ubc29\ubc95<\/th>\n<\/tr>\n<tr>\n<td>\uc131\uac00\uc2e0 \ud2b8\ub9bd<\/td>\n<td>\ub3cc\uc785 \uc804\ub958: \ubaa8\ud130 \ub610\ub294 \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uac00 \ud070 \ucd08\uae30 \uc804\ub958\ub97c \ub04c\uc5b4\uc624\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n<td>\ud2b8\ub9bd \uace1\uc120\uc774 \ub35c \ubbfc\uac10\ud55c \ucc28\ub2e8\uae30\ub85c \ubcc0\uacbd\ud569\ub2c8\ub2e4(\uc608: Type C\uc5d0\uc11c Type D\ub85c).<\/td>\n<\/tr>\n<tr>\n<td>\ucc28\ub2e8\uae30\uac00 \uc7ac\uc124\uc815\ub418\uc9c0 \uc54a\uc74c(\uc989\uc2dc \ud2b8\ub9bd\ub428)<\/td>\n<td>\uc9c0\uc18d\uc801\uc778 \ub2e8\ub77d: \ud68c\ub85c\uc5d0 \uc704\ud5d8\ud55c \ud65c\uc131 \uacb0\ud568\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n<td>\ubaa8\ub4e0 \ubd80\ud558\ub97c \ubd84\ub9ac\ud569\ub2c8\ub2e4. \uadf8\ub798\ub3c4 \ud2b8\ub9bd\ub418\uba74 \ubc30\uc120\uc5d0 \uacb0\ud568\uc774 \uc788\ub294 \uac83\uc774\ubbc0\ub85c \uc804\uae30 \uae30\uc220\uc790\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc720\uc9c0\ub418\uba74 \uc7a5\uce58\ub97c \ud558\ub098\uc529 \uc5f0\uacb0\ud558\uc5ec \uacb0\ud568\uc774 \uc788\ub294 \uc7a5\uce58\ub97c \ucc3e\uc2b5\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\ucc28\ub2e8\uae30\uac00 \uc7ac\uc124\uc815\ub418\uc9c0 \uc54a\uc74c(\ud578\ub4e4\uc774 \uc2a4\ud380\uc9c0\ucc98\ub7fc \ub290\uaef4\uc9d0)<\/td>\n<td>\ub0c9\uac01 \ud544\uc694: \uc5f4 \uc694\uc18c\uac00 \uc774\uc804 \uacfc\ubd80\ud558 \ud2b8\ub9bd\uc73c\ub85c \uc778\ud574 \uc5ec\uc804\ud788 \ub728\uac81\uc2b5\ub2c8\ub2e4.<\/td>\n<td>\uc7ac\uc124\uc815\uc744 \uc2dc\ub3c4\ud558\uae30 \uc804\uc5d0 2-3\ubd84 \uc815\ub3c4 \uae30\ub2e4\ub9bd\ub2c8\ub2e4. \uadf8\ub798\ub3c4 \ub798\uce58\ub418\uc9c0 \uc54a\uc73c\uba74 \ucc28\ub2e8\uae30 \uba54\ucee4\ub2c8\uc998\uc5d0 \uacb0\ud568\uc774 \uc788\ub294 \uac83\uc774\ubbc0\ub85c \uad50\uccb4\ud574\uc57c \ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\ucc28\ub2e8\uae30\uac00 \ub728\uac70\uc6c0<\/td>\n<td>\ub290\uc2a8\ud55c \uc5f0\uacb0: \uc774\uac83\uc740 \ucc28\ub2e8\uae30 \uacfc\uc5f4\uc758 #1 \uc6d0\uc778\uc774\uba70 \uc2ec\uac01\ud55c \ud654\uc7ac \uc704\ud5d8\uc785\ub2c8\ub2e4.<\/td>\n<td>\ud68c\ub85c\uc758 \uc804\uc6d0\uc744 \ucc28\ub2e8\ud569\ub2c8\ub2e4. \ubcf4\uc815\ub41c \ud1a0\ud06c \ub80c\uce58\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub77c\uc778 \ubc0f \ubd80\ud558 \ub2e8\uc790\ub97c \uc81c\uc870\uc5c5\uccb4\uc5d0\uc11c \uc9c0\uc815\ud55c \ud1a0\ud06c \uac12\uc73c\ub85c \uc870\uc785\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\ubbf8\ub798 \ub3d9\ud5a5 \ubc0f \uc8fc\uc694 \uc81c\uc870\uc5c5\uccb4<\/h2>\n<p>\uc2dc\uc7a5\uc740 \uace0\uc804\ub825 DC \uc2dc\uc2a4\ud15c\uc758 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\uae30 \uc704\ud574 \uae30\uc874 \ucc28\ub2e8\uae30\ub97c \ub118\uc5b4 \ube60\ub974\uac8c \uc9c4\ud654\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p><strong>\ud558\uc774\ube0c\ub9ac\ub4dc \ucc28\ub2e8\uae30<\/strong>: \uae30\uacc4\uc2dd \uc2a4\uc704\uce58\uc758 \ud6a8\uc728\uc131\uacfc \uc194\ub9ac\ub4dc \uc2a4\ud14c\uc774\ud2b8 \uc7a5\uce58\uc758 \uc544\ud06c \uc5c6\ub294 \ucd08\uace0\uc18d \ucc28\ub2e8\uc744 \uacb0\ud569\ud569\ub2c8\ub2e4. \uadf8\ub9ac\ub4dc \uaddc\ubaa8\uc758 \ubc30\ud130\ub9ac \uc2dc\uc2a4\ud15c \ubc0f HVDC \uc778\ud504\ub77c\ub97c \ubcf4\ud638\ud558\ub294 \ud45c\uc900\uc774 \ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4. ABB\uc640 \uac19\uc740 \ud3c9\ud310\uc774 \uc88b\uc740 \uc81c\uc870\uc5c5\uccb4\ub294 Gerapid \ub77c\uc778\uc73c\ub85c \uc774 \ubd84\uc57c\uc758 \uc120\uad6c\uc790\uc785\ub2c8\ub2e4.<\/p>\n<p><strong>\uc2a4\ub9c8\ud2b8 \ucc28\ub2e8\uae30<\/strong>: IoT \uae30\uc220\uc758 \ud1b5\ud569\uc744 \ud1b5\ud574 \ucc28\ub2e8\uae30\ub294 \uc5d0\ub108\uc9c0 \uc0ac\uc6a9\uc5d0 \ub300\ud55c \ub370\uc774\ud130\ub97c \uc81c\uacf5\ud558\uace0 \uace0\uc7a5\uc744 \uc608\uce21\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. Schneider Electric(PowerPact \ubc0f Acti9 \uc2dc\ub9ac\uc988 \ud3ec\ud568), Eaton(PVGard \ubc0f Series G \ub77c\uc778 \ud3ec\ud568) \ubc0f Siemens(SENTRON \uc81c\ud488\uad70 \ud3ec\ud568)\uc640 \uac19\uc740 \uc5c5\uacc4 \ub9ac\ub354\ub294 \uc9c0\ub2a5\ud615 \uc5d0\ub108\uc9c0 \uad00\ub9ac\ub97c \uc704\ud55c \ud1b5\uc2e0 \uae30\ub2a5\uc744 \uac16\ucd98 \uace0\uae09 \uc194\ub8e8\uc158\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<h2>\uad00\ub828<\/h2>\n<p><a href=\"https:\/\/test.viox.com\/ko\/what-is-a-dc-circuit-breaker\/\">DC \ud68c\ub85c \ucc28\ub2e8\uae30\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/a><\/p>\n<p><a href=\"https:\/\/test.viox.com\/ko\/top-10-mcb-manufacturers\/\">2025\ub144 \uae00\ub85c\ubc8c \uc2dc\uc7a5\uc744 \uc9c0\ubc30\ud558\ub294 \uc0c1\uc704 10\ub300 MCB \uc81c\uc870\uc5c5\uccb4<\/a><\/p>\n<p><a href=\"https:\/\/test.viox.com\/ko\/quality-assurance-in-mcb-manufacturing\/\">MCB \uc81c\uc870 \ud488\uc9c8 \ubcf4\uc99d: \uc644\uc804 \uac00\uc774\ub4dc | IEC \ud45c\uc900\u00a0<\/a><\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>This guide is for professional engineers, system designers, and advanced technicians working with modern DC power systems. It answers critical questions about how to select, install, and maintain the right DC circuit breaker to protect high-value assets like solar panel arrays, battery energy storage systems (BESS), and electric vehicle (EV) charging stations. Why Can&#8217;t I [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":17946,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-17945","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/test.viox.com\/ko\/wp-json\/wp\/v2\/posts\/17945","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/test.viox.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/test.viox.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/test.viox.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/test.viox.com\/ko\/wp-json\/wp\/v2\/comments?post=17945"}],"version-history":[{"count":0,"href":"https:\/\/test.viox.com\/ko\/wp-json\/wp\/v2\/posts\/17945\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/ko\/wp-json\/wp\/v2\/media\/17946"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/ko\/wp-json\/wp\/v2\/media?parent=17945"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/ko\/wp-json\/wp\/v2\/categories?post=17945"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/ko\/wp-json\/wp\/v2\/tags?post=17945"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}