{"id":45273,"date":"2024-02-23T09:18:26","date_gmt":"2024-02-23T09:18:26","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=45273"},"modified":"2024-02-23T09:18:26","modified_gmt":"2024-02-23T09:18:26","slug":"dc-circuit-breaker","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/","title":{"rendered":"DC \ud68c\ub85c \ucc28\ub2e8\uae30"},"content":{"rendered":"<p>\uc774\ub4e4\uc740 \uc9c1\ub958\ub85c \uacf5\uae09\ub418\ub294 \ud68c\ub85c\uc5d0\uc11c \ub2e8\ub77d \ubc0f \uacfc\uc804\ub958\ub85c\ubd80\ud130 \ubcf4\ud638\ud558\ub294 \uae30\uacc4\uc801 \uc2a4\uc704\uce58\uc785\ub2c8\ub2e4. \uc774\ub4e4\uc740 \uace0\uc7a5 \ubc1c\uc0dd \uc2dc DC \uc804\uae30 \uc2dc\uc2a4\ud15c\uc758 \uc804\ub958 \ud750\ub984\uc744 \ucc28\ub2e8\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_45274\" aria-describedby=\"caption-attachment-45274\" style=\"width: 615px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45274\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-1-DC-circuit-breaker.jpg\" alt=\"DC \ud68c\ub85c \ucc28\ub2e8\uae30\" width=\"615\" height=\"425\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-1-DC-circuit-breaker.jpg 615w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-1-DC-circuit-breaker-150x104.jpg 150w\" sizes=\"auto, (max-width: 615px) 100vw, 615px\" \/><figcaption id=\"caption-attachment-45274\" class=\"wp-caption-text\">DC \ud68c\ub85c \ucc28\ub2e8\uae30<\/figcaption><\/figure>\n<p>\uadf8\ub4e4\uc740 \uc804\ub958\ub97c \uc81c\ud55c\ud558\uace0 \uacfc\uc804\ub958\ub85c \uc778\ud55c \uc544\ud06c\ub97c \uc18c\uba78\uc2dc\ud0ac \uc218 \uc788\ub294 \uba54\ucee4\ub2c8\uc998\uc744 \uc801\uc6a9\ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ud68c\ub85c\uc758 \ucc28\ub4f1 \ud0c0\uc774\ubc0d\uc774 \ud06c\uac8c \uac1c\uc120\ub429\ub2c8\ub2e4.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\ubaa9\ucc28<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\ubaa9\ucc28 \ud1a0\uae00\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\ube44\ub140\uc7a5<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#Circuit_Breaker_for_DC_Basics\" >DC \uae30\ubcf8\uc744 \uc704\ud55c \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#DC_Circuit_Breaker_Symbol\" >DC \ud68c\ub85c \ucc28\ub2e8\uae30 \uae30\ud638<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#%C2%B7_DC_Circuit_Breaker_Wiring_Diagram\" >\u00b7 DC \ud68c\ub85c \ucc28\ub2e8\uae30 \ubc30\uc120\ub3c4<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#Function_of_Circuit_Breaker_in_DC_Systems\" >DC \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ud68c\ub85c \ucc28\ub2e8\uae30\uc758 \uae30\ub2a5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#Types_of_DC_Circuit_Breakers\" >DC \ud68c\ub85c \ucc28\ub2e8\uae30 \uc720\ud615<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#DC_Arc_Suppression_Circuit_Breakers\" >DC \uc544\ud06c \uc5b5\uc81c \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#High-Speed_DC_Circuit_Breaker\" >\uace0\uc18d DC \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#DC_Solid_State_Circuit_Breaker\" >DC \uc194\ub9ac\ub4dc \uc2a4\ud14c\uc774\ud2b8 \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#High_Voltage_DC_Circuit_Breaker\" >\uace0\uc804\uc555 DC \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#Magnetic_DC_Circuit_Breaker\" >\uc790\uae30 DC \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#Thermal_DC_Circuit_Breaker\" >\uc5f4 DC \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#Thermal-Magnetic_DC_Circuit_Breaker\" >\uc5f4-\uc790\uae30 DC \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#Hybrid_DC_Circuit_Breaker\" >\ud558\uc774\ube0c\ub9ac\ub4dc DC \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#Number_of_Poles\" >\uadf9\uc758 \uc218<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#2_Pole_DC_Circuit_Breaker\" >2\uadf9 DC \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#4_Pole_DC_Circuit_Breaker\" >4\uadf9 DC \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#DC_Mini_Circuit_BreakerDC_Miniature_Circuit_Breaker\" >DC \ubbf8\ub2c8 \ud68c\ub85c \ucc28\ub2e8\uae30\/DC \ubbf8\ub2c8\uc5b4\ucc98 \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#DC_Molded_Case_Circuit_Breakers\" >DC \ubab0\ub4dc \ucf00\uc774\uc2a4 \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#DC_Air_Circuit_Breaker\" >DC \uacf5\uae30 \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#Parts_of_Circuit_Breaker_for_Direct_Current\" >\uc9c1\ub958\uc6a9 \ud68c\ub85c \ucc28\ub2e8\uae30 \ubd80\ud488<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#DC_Circuit_Breaker_Working_Principle\" >DC \ud68c\ub85c \ucc28\ub2e8\uae30 \uc791\ub3d9 \uc6d0\ub9ac<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#DC_Circuit_Breaker_Rating\" >DC \ud68c\ub85c \ucc28\ub2e8\uae30 \uc815\uaca9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#DC_Circuit_Breaker_Sizing\" >DC \ud68c\ub85c \ucc28\ub2e8\uae30 \ud06c\uae30<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#80_Breaker_Rule\" >80% \ube0c\ub808\uc774\ucee4 \uaddc\uce59<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#Calculating_Amps_from_Wattage\" >\uc640\ud2b8\uc218\uc5d0\uc11c \uc554\ud398\uc5b4 \uacc4\uc0b0<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#Thermal_Magnetic_Tripping_in_Circuit_Breaker_for_DC\" >DC\uc6a9 \ud68c\ub85c \ucc28\ub2e8\uae30\uc758 \uc5f4 \uc790\uae30 \ud2b8\ub9ac\ud551<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#DC_MCB_Circuit_Breaker_vs_Molded_Case_Circuit_Breaker_MCCB\" >DC MCB \ud68c\ub85c \ucc28\ub2e8\uae30 \ub300 \ubab0\ub4dc \ucf00\uc774\uc2a4 \ud68c\ub85c \ucc28\ub2e8\uae30(MCCB)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#DC_Vs_AC_Circuit_Breaker\" >DC \ub300 AC \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#Applications_of_Circuit_Breaker_in_DC_Systems\" >DC \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ud68c\ub85c \ucc28\ub2e8\uae30\uc758 \uc751\uc6a9<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#%C2%B7_Circuit_Breaker_for_DC_Power_Transmission\" >\u00b7 DC \uc804\ub825 \uc804\uc1a1\uc6a9 \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#%C2%B7_DC_Motor_Circuit_Breaker\" >\u00b7 DC \ubaa8\ud130 \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#%C2%B7_DC_Solar_Circuit_Breaker\" >\u00b7 DC \ud0dc\uc591\uad11 \ud68c\ub85c \ucc28\ub2e8\uae30<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#How_to_Choose_Circuit_Breaker_for_DC\" >DC\uc6a9 \ud68c\ub85c \ucc28\ub2e8\uae30\ub97c \uc120\ud0dd\ud558\ub294 \ubc29\ubc95<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#FAQs\" >\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#%C2%B7_Can_AC_Circuit_Breakers_be_used_in_DC_Systems\" >\u00b7 AC \ud68c\ub85c \ucc28\ub2e8\uae30\ub97c DC \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#%C2%B7_Arcing_In_DC_Breakers_Vs_in_AC_Breakers\" >\u00b7 DC \ucc28\ub2e8\uae30\uc758 \uc544\ud06c\uc640 AC \ucc28\ub2e8\uae30\uc758 \uc544\ud06c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/#%C2%B7_DC_circuit_Breakers_Directional\" >\u00b7 DC \ud68c\ub85c \ucc28\ub2e8\uae30 \ubc29\ud5a5\uc131?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Circuit_Breaker_for_DC_Basics\"><\/span>DC \uae30\ubcf8\uc744 \uc704\ud55c \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"DC_Circuit_Breaker_Symbol\"><\/span>DC \ud68c\ub85c \ucc28\ub2e8\uae30 \uae30\ud638<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc6b0\ub9ac\ub294 \uc774\ub7ec\ud55c \uae30\ud638\ub97c \uc8fc\ub85c \uc0ac\uc6a9\ud569\ub2c8\ub2e4 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Electrical_network\">\uc804\uae30 \ud68c\ub85c<\/a>.<\/p>\n<figure id=\"attachment_45275\" aria-describedby=\"caption-attachment-45275\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45275\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/Figure-2-DC-circuit-breaker-symbol.jpg\" alt=\"DC \ud68c\ub85c \ucc28\ub2e8\uae30 \uae30\ud638\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/Figure-2-DC-circuit-breaker-symbol.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/Figure-2-DC-circuit-breaker-symbol-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45275\" class=\"wp-caption-text\">DC \ud68c\ub85c \ucc28\ub2e8\uae30 \uae30\ud638<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"%C2%B7_DC_Circuit_Breaker_Wiring_Diagram\"><\/span>\u00b7 DC \ud68c\ub85c \ucc28\ub2e8\uae30 \ubc30\uc120\ub3c4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\ud558\uc9c0\ub9cc \ubc30\uc120\ub3c4\uc758 \uacbd\uc6b0 \uc774\uc640 \uac19\uc740 3D \uc774\ubbf8\uc9c0\ub97c \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_45276\" aria-describedby=\"caption-attachment-45276\" style=\"width: 621px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45276\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-3-DC-circuit-breaker-wiring.jpg\" alt=\"DC \ud68c\ub85c \ucc28\ub2e8\uae30 \ubc30\uc120\" width=\"621\" height=\"348\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-3-DC-circuit-breaker-wiring.jpg 621w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-3-DC-circuit-breaker-wiring-150x84.jpg 150w\" sizes=\"auto, (max-width: 621px) 100vw, 621px\" \/><figcaption id=\"caption-attachment-45276\" class=\"wp-caption-text\">DC \ud68c\ub85c \ucc28\ub2e8\uae30 \ubc30\uc120<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Function_of_Circuit_Breaker_in_DC_Systems\"><\/span>DC \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ud68c\ub85c \ucc28\ub2e8\uae30\uc758 \uae30\ub2a5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\uadf8\ub4e4\uc758 \uc774\ub984\uc5d0\uc11c \uc6b0\ub9ac\uac00 \uadf8\ub7f0 \uac83\uc744 \uc0ac\uc6a9\ud55c\ub2e4\ub294 \uac83\uc774 \ubd84\uba85\ud569\ub2c8\ub2e4. <a href=\"https:\/\/en.wikipedia.org\/wiki\/Circuit_breaker\">\uc804\uae30 \ucc28\ub2e8\uae30<\/a> \uc9c1\ub958\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc791\ub3d9\ud558\ub294 \uc2dc\uc2a4\ud15c\uc744 \ubcf4\ud638\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc2dc\uc2a4\ud15c\uc740 AC \uc2dc\uc2a4\ud15c\uacfc \ub2ec\ub9ac \uc77c\uc815\ud55c \uc804\uc555 \ucd9c\ub825\uc744 \uac16\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uadf8\ub4e4\uc740 DC \uc2dc\uc2a4\ud15c\uc744 \ubcf4\ud638\ud558\uae30 \uc704\ud574 \uc790\uae30 \ubc0f \uc5f4 \uc6d0\ub9ac\ub97c \uacb0\ud569\ud569\ub2c8\ub2e4. \uc804\ub958\uac00 \uc815\uaca9 \uac12\uc744 \ucd08\uacfc\ud558\uba74 \ucc28\ub2e8\uae30\uac00 \uc5f4 \ubcf4\ud638\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud2b8\ub9bd\ub429\ub2c8\ub2e4.<\/p>\n<p>\ud68c\ub85c \ub0b4\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ubaa8\ub4e0 \ud604\uc7ac \uc624\ub958\ub97c \uc77c\uc2dc\uc801\uc73c\ub85c \ucc28\ub2e8\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ub610\ud55c \uacfc\ub3c4\ud55c \uc804\uc555\uc73c\ub85c \uc778\ud574 \ubc1c\uc0dd\ud558\ub294 \ubaa8\ub4e0 \uc544\ud06c\ub97c \ube60\ub974\uac8c \ub044\ub294 \ub370\uc5d0\ub3c4 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<p>\ucc28\ub2e8\uae30 \uc5f4 \ubcf4\ud638\ub294 \uc2dc\uc2a4\ud15c\uc758 \uacfc\ubd80\ud558 \uc804\ub958\uc5d0 \ub300\ud55c \uc7a5\uc560 \uc548\uc804 \uc7a5\uce58\uc785\ub2c8\ub2e4. \uac15\ud55c \uace0\uc7a5 \uc804\ub958\ub97c \ucc98\ub9ac\ud560 \ub54c \ube60\ub978<a href=\"https:\/\/electrical-engineering-portal.com\/how-circuit-breaker-trip-unit-works\">\u00a0\uc790\uae30 \ubcf4\ud638\uac00 \ucc28\ub2e8\uae30\ub97c \ud2b8\ub9bd\ud569\ub2c8\ub2e4.<\/a>.<\/p>\n<p>DC \ud68c\ub85c\uc5d0 \uc77c\uc815\ud55c \uc804\ub958\uac00 \ud750\ub978\ub2e4\ub294 \uac83\uc740 \uc811\uc810\uc774 \ud55c\uacc4\ub97c \ub118\uc5b4 \uc644\uc804\ud788 \uc5f4\ub824 \uc788\uc5b4\uc57c \ud55c\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc774\ub294 \uacfc\ub3c4\ud55c \uc804\ub958\uc758 \ud750\ub984\uc774 \uc644\uc804\ud788 \ucc28\ub2e8\ub418\ub3c4\ub85d \ud558\uae30 \uc704\ud55c \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc989, \ucc28\ub2e8\uae30\ub294 DC \uc2dc\uc2a4\ud15c\uc744 \ubaa8\ub4e0 \uc624\ub958\ub098 \ub2e8\ub77d\uc73c\ub85c\ubd80\ud130 \ubcf4\ud638\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ub2e8\ub77d\uc740 \uacfc\ubd80\ud558\ubcf4\ub2e4 \ub354 \ud070 \uacbd\ud5a5\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Types_of_DC_Circuit_Breakers\"><\/span>DC \ud68c\ub85c \ucc28\ub2e8\uae30 \uc720\ud615<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"DC_Arc_Suppression_Circuit_Breakers\"><\/span>DC \uc544\ud06c \uc5b5\uc81c \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc544\ud06c \uc5b5\uc81c\ub97c \uc18c\ud654\ud558\ub294 \ub370 \uc788\uc5b4\uc11c DC \uc544\ud06c\uac00 \uac00\uc7a5 \uc5b4\ub835\uc2b5\ub2c8\ub2e4. \uc6b0\ub9ac\ub294 \uc9c1\ub958\ub97c \uc9c0\uc18d\uc801\uc73c\ub85c \uacf5\uae09\ud558\uae30 \ub54c\ubb38\uc5d0 \ub9e4\uc6b0 \ub113\uc740 \uac2d\uc5d0\uc11c \ub9e4\uc6b0 \uc548\uc815\uc801\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc544\ud06c \ud6a8\uacfc\ub97c \uc904\uc774\ub824\uba74 \uc2a4\uc704\uce6d \uba54\ucee4\ub2c8\uc998\uc774 \uc811\uc810\uc744 \ub9e4\uc6b0 \ube60\ub974\uac8c \ubd84\ub9ac\ud558\ub3c4\ub85d \ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\uba74 \uac1c\ubc29 \uc2dc \uc544\ud06c\ub97c \uc18c\uba78\uc2dc\ud0a4\ub294 \uacf5\uae30 \uac04\uaca9\uc774 \uc0dd\uc131\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\ucc28\ub2e8\uae30\uc758 \uc811\uc810\uc740 \uac1c\ubc29 \uc2dc \ubc1c\uc0dd\ud558\ub294 \ub3d9\uc77c\ud55c \ubb38\uc81c\ub97c \ud53c\ud558\uae30 \uc704\ud574 \ub9e4\uc6b0 \ube60\ub978 \ub3d9\uc791\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \uc81c\uc870\uc5c5\uccb4\ub294 \ud56d\uc0c1 \ucc28\ub2e8\uae30\uc5d0 DC \uc815\uaca9\uc744 \ud45c\uc2dc\ud569\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_45277\" aria-describedby=\"caption-attachment-45277\" style=\"width: 578px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45277\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-4-Arc-suppersion-circuit-breaker.jpg\" alt=\"\uc544\ud06c \uc5b5\uc81c \ud68c\ub85c \ucc28\ub2e8\uae30\" width=\"578\" height=\"415\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-4-Arc-suppersion-circuit-breaker.jpg 578w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-4-Arc-suppersion-circuit-breaker-150x108.jpg 150w\" sizes=\"auto, (max-width: 578px) 100vw, 578px\" \/><figcaption id=\"caption-attachment-45277\" class=\"wp-caption-text\">\uc544\ud06c \uc5b5\uc81c \ud68c\ub85c \ucc28\ub2e8\uae30<\/figcaption><\/figure>\n<p>\uc774 \ucc28\ub2e8\uae30\uc758 \ubaa8\ub4e0 \ub2e8\ub77d\uc740 \uc791\ub3d9 \uc804\ub958\uac00 \uc99d\uac00\ud558\uc5ec \ub2e8\ub77d \uc804\ub958\uac00 \ub428\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc774 \ubaa8\ub4e0 \uac83\uc740 \ub2e8\ub77d \ub8e8\ud504 \uc778\ub355\ud134\uc2a4\uc640 \uc800\ud56d\uc5d0 \uc758\uc874\ud569\ub2c8\ub2e4.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"High-Speed_DC_Circuit_Breaker\"><\/span>\uace0\uc18d DC \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\uc774 \ucc28\ub2e8\uae30\ub294 \uc8fc\ub85c \uacac\uc778 \ubcc0\uc804\uc18c\uc640 \ub2e8\uc704\uc5d0 \uc801\uc6a9\ub429\ub2c8\ub2e4. \ucd5c\ub300 \uc815\uaca9 \uac12\uc5d0 \ub3c4\ub2ec\ud558\uae30 \uc9c1\uc804\uc5d0 \uc804\ub958\ub97c \ucc28\ub2e8\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ub2e8\ub77d\uc774 \ubc1c\uc0dd\ud558\uba74 \ucc28\ub2e8\uae30\ub294 \uc815\uaca9 \uac12\uc744 \ucd08\uacfc\ud558\ub294 \uc0c1\uc2b9 \uc804\ub958 \ub808\ubca8\uc5d0 \uc758\ud574 \ud2b8\ub9ac\uac70\ub429\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \uc804\ub958\uac00 \uc81c\ud55c\ub418\uace0 \uacb0\uad6d \ucc28\ub2e8\ub429\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_45278\" aria-describedby=\"caption-attachment-45278\" style=\"width: 622px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45278\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-5-High-speed-DC-circuit-breaker.jpg\" alt=\"\uace0\uc18d DC \ud68c\ub85c \ucc28\ub2e8\uae30\" width=\"622\" height=\"427\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-5-High-speed-DC-circuit-breaker.jpg 622w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-5-High-speed-DC-circuit-breaker-150x103.jpg 150w\" sizes=\"auto, (max-width: 622px) 100vw, 622px\" \/><figcaption id=\"caption-attachment-45278\" class=\"wp-caption-text\">\uace0\uc18d DC \ud68c\ub85c \ucc28\ub2e8\uae30<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"DC_Solid_State_Circuit_Breaker\"><\/span>DC \uc194\ub9ac\ub4dc \uc2a4\ud14c\uc774\ud2b8 \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc774 \ucc28\ub2e8\uae30\ub294 \uc804\uae30 \uae30\uacc4\uc2dd \ucc28\ub2e8\uae30\uc758 \uc9c4\ubcf4\ub41c \ub300\uccb4\ud488\uc785\ub2c8\ub2e4. \ube60\ub978 \uc804\ub958 \ucc28\ub2e8\uc744 \ud1b5\ud574 \uc804\ub825 \uc81c\uc5b4\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ubc18\ub3c4\uccb4\ub85c \uc774\ub3d9 \ubd80\ud488\uc744 \ub300\uccb4\ud569\ub2c8\ub2e4.<\/p>\n<p>\uace0\uae09 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uae30\uc220\uc744 \ud1b5\ud574 \ub9e4\uc6b0 \ube60\ub978 \uc911\ub2e8 \ud6c4 \uba87 \ucd08 \ub9cc\uc5d0 \uc624\ub958\ub97c \ud574\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc8fc\ub85c \uc5d0\ub108\uc9c0 \uc800\uc7a5 \uc2dc\uc2a4\ud15c\uc774 \uc788\ub294 \uc804\uae30 \uadf8\ub9ac\ub4dc\uc5d0\uc11c \uc624\ub958\ub85c \uc778\ud55c \uac00\ub3d9 \uc911\ub2e8\uc758 \uc601\ud5a5\uc744 \uc904\uc774\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_45279\" aria-describedby=\"caption-attachment-45279\" style=\"width: 578px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45279\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-6-DC-solid-state-circuit-breaker.jpg\" alt=\"DC \uc194\ub9ac\ub4dc \uc2a4\ud14c\uc774\ud2b8 \ud68c\ub85c \ucc28\ub2e8\uae30\" width=\"578\" height=\"423\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-6-DC-solid-state-circuit-breaker.jpg 578w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-6-DC-solid-state-circuit-breaker-150x110.jpg 150w\" sizes=\"auto, (max-width: 578px) 100vw, 578px\" \/><figcaption id=\"caption-attachment-45279\" class=\"wp-caption-text\">DC \uc194\ub9ac\ub4dc \uc2a4\ud14c\uc774\ud2b8 \ud68c\ub85c \ucc28\ub2e8\uae30<\/figcaption><\/figure>\n<p>\uc815\uc804 \uc911\uc5d0\ub294 \uc544\ud06c \ud50c\ub798\uc2dc\uac00 \ubc1c\uc0dd\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uc5d0\ub108\uc9c0\uac00 \uc804\ud600 \ubc29\ucd9c\ub418\uc9c0 \uc54a\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"High_Voltage_DC_Circuit_Breaker\"><\/span>\uace0\uc804\uc555 DC \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>HVDC \ucc28\ub2e8\uae30\ub294 \uace0\uc804\uc555 DC \ud68c\ub85c\uc5d0\uc11c \uace0\uc7a5 \uc804\ub958 \ubcf4\ud638\uc758 \uc720\uc77c\ud55c \ubaa9\uc801\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. DC \ud68c\ub85c\uc758 \uc804\ub958\uc640 \uc804\uc555\uc740 \uacb0\ucf54 0\uc774 \uc544\ub2c8\ub77c\ub294 \uc810\uc5d0 \uc720\uc758\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\uc989, \uc811\uc810 \ubd84\ub9ac \uc2dc \uc804\ub958\uc640 \uc804\uc555\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc811\uc810 \uac04\uc5d0 \ub9e4\uc6b0 \ub192\uc2b5\ub2c8\ub2e4. \uc811\uc810\uc740 \uc544\ud06c\ub85c \uc778\ud574 \uacfc\uc5f4\ub418\uace0 \ucc28\ub2e8\uae30\uac00 \ud30c\uad34\ub429\ub2c8\ub2e4.<\/p>\n<p>\uc774\ub97c \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc774 \ucc28\ub2e8\uae30\uc640 \ubcd1\ub82c\ub85c \uc800\uc804\ub958 \ud68c\ub85c\ub97c \ub3c4\uc785\ud569\ub2c8\ub2e4. \ud68c\ub85c\ub97c \ub04a\uc73c\ub824\uba74 \ud68c\ub85c\uc5d0 \uc778\uacf5\uc801\uc778 \uc81c\ub85c \uc804\ub958\uac00 \uc0dd\uc131\ub429\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_45280\" aria-describedby=\"caption-attachment-45280\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45280\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-7-High-voltage-DC-Circuit-breaker.jpg\" alt=\"\uace0\uc804\uc555 DC \ud68c\ub85c \ucc28\ub2e8\uae30\" width=\"650\" height=\"450\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-7-High-voltage-DC-Circuit-breaker.jpg 650w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-7-High-voltage-DC-Circuit-breaker-150x104.jpg 150w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><figcaption id=\"caption-attachment-45280\" class=\"wp-caption-text\">\uace0\uc804\uc555 DC \ud68c\ub85c \ucc28\ub2e8\uae30<\/figcaption><\/figure>\n<p>\uc804\ub958\uc640 \uc804\uc555 \ub808\ubca8\uc774 \uc544\ud06c \uac15\ub3c4\uc5d0 \uc9c1\uc811 \ube44\ub840\ud55c\ub2e4\ub294 \uac83\uc744 \uc54c\uace0 \uc788\uc73c\ubbc0\ub85c \uc678\ubd80 \ud68c\ub85c\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\uba74 \uace0\uc7a5 \uc804\ub958\ub97c 0\uc73c\ub85c \uc904\uc778 \uc9c1\ud6c4 \ud68c\ub85c\uac00 \ub04a\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Magnetic_DC_Circuit_Breaker\"><\/span>\uc790\uae30 DC \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc774\uac83\uc740 \uacfc\uc804\ub958 \ubcf4\ud638 \uc7a5\uce58\uc758 \ud55c \ud615\ud0dc\uc785\ub2c8\ub2e4. \ub0b4\ubd80\uc758 \uc18c\ud615 \uc790\uc11d\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc811\uc810\uc744 \ub2eb\uace0 \uc5ec\ub294 \ubc29\uc2dd\uc73c\ub85c \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ucca0\ub85c \ub9cc\ub4e0 \ud50c\ub7f0\uc800\ub97c \ub458\ub7ec\uc2fc \ubc00\ud3d0\ub41c \uc640\uc774\uc5b4 \ucf54\uc77c\ub85c \uad6c\uc131\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \ud50c\ub7f0\uc800\uc5d0\ub294 \ub610\ud55c \uc811\uc810\uc774 \uace0\uc815\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ucf54\uc77c\uc5d0 \uc804\ub958\uac00 \ud750\ub974\uba74 \uc811\uc810\uc774 \ucf54\uc77c \ucabd\uc73c\ub85c \ub2f9\uaca8\uc9d1\ub2c8\ub2e4. \uc194\ub808\ub178\uc774\ub4dc \uc811\uc810\uc740 \uc774 \uba54\ucee4\ub2c8\uc998\uc73c\ub85c \ub2eb\ud788\uace0 \uc5f4\ub9bd\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_45281\" aria-describedby=\"caption-attachment-45281\" style=\"width: 616px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45281\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-8-magnetic-DC-circuit-breaker.jpg\" alt=\"\uc790\uae30 DC \ud68c\ub85c \ucc28\ub2e8\uae30\" width=\"616\" height=\"424\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-8-magnetic-DC-circuit-breaker.jpg 616w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-8-magnetic-DC-circuit-breaker-150x103.jpg 150w\" sizes=\"auto, (max-width: 616px) 100vw, 616px\" \/><figcaption id=\"caption-attachment-45281\" class=\"wp-caption-text\">\uc790\uae30 DC \ud68c\ub85c \ucc28\ub2e8\uae30<\/figcaption><\/figure>\n<p>\uc815\uaca9 \uc804\ub958 \uac12\uc744 \ucd08\uacfc\ud558\uba74 \ud2b8\ub9bd \ub808\ubc84\uac00 \ub9e4\uc6b0 \uac15\ud55c \uc790\uae30 \uc778\ub825\uc5d0 \uc758\ud574 \ud2b8\ub9ac\uac70\ub429\ub2c8\ub2e4. \uc774\ub294 \ud68c\ub85c\ub97c \uc5f4\uace0 \uacfc\ubd80\ud558\ub97c \uc81c\uac70\ud55c \ud6c4 \ud2b8\ub9bd \ub808\ubc84 \ud578\ub4e4\uc744 \uc7ac\uc124\uc815\ud558\uc5ec \ub2eb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Thermal_DC_Circuit_Breaker\"><\/span>\uc5f4 DC \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc774\uac83\uc740 \uc5f0\uacb0\ub41c \ubc14\uc774\uba54\ud0c8 \uc2a4\ud2b8\ub9bd\uc744 \ud3ec\ud568\ud558\ub294 \ub798\uce58 \uba54\ucee4\ub2c8\uc998\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ubc14\uc774\uba54\ud0c8 \uc2a4\ud2b8\ub9bd\uc740 \ub450 \uac1c\uc758 \ub2e4\ub978 \uae08\uc18d \uad6c\uc131 \uc694\uc18c\uac00 \uc11c\ub85c \ub2e4\ub978 \uc18d\ub3c4\ub85c \ud33d\ucc3d\ud558\uc5ec \uc5f4\uc5d0 \ubc18\uc751\ud569\ub2c8\ub2e4.<\/p>\n<p>\ud68c\ub85c\ub294 \ubc14\uc774\uba54\ud0c8 \uc2a4\ud2b8\ub9bd\uc774 \uc811\uc810\uc5d0\uc11c \uad6c\ubd80\ub7ec\uc9c8 \ub54c \uc5f4\ub9bd\ub2c8\ub2e4. \uc9c1\uc811 \uac00\uc5f4\uc740 \ud68c\ub85c \uc804\ub958\uc5d0\uc11c \ubc1c\uc0dd\ud558\uace0 \uac04\uc811\uc801\uc73c\ub85c\ub294 \ub192\uc740 \ud68c\ub85c \uc804\ub958\ub85c \uc778\ud55c \ub192\uc740 \uc628\ub3c4\uc5d0\uc11c \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n<p>\ud478\uc2dc \ubc84\ud2bc\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud68c\ub85c \ucc28\ub2e8\uae30\ub97c \uc7ac\uc124\uc815\ud558\ub824\uba74 \ubc14\uc774\uba54\ud0c8 \uc2a4\ud2b8\ub9bd\uc744 \uc2dd\ud600\uc57c \ud569\ub2c8\ub2e4. \uc774\ub294 \uc77c\ubc18\uc801\uc778 \uc2e4\ub0b4 \uc628\ub3c4\uc5d0\uc11c \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_45282\" aria-describedby=\"caption-attachment-45282\" style=\"width: 616px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45282\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-9-thermal-dc-circuit-braker.jpg\" alt=\"\uc5f4 DC \ud68c\ub85c \ube0c\ub808\uc774\ucee4\" width=\"616\" height=\"424\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-9-thermal-dc-circuit-braker.jpg 616w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-9-thermal-dc-circuit-braker-150x103.jpg 150w\" sizes=\"auto, (max-width: 616px) 100vw, 616px\" \/><figcaption id=\"caption-attachment-45282\" class=\"wp-caption-text\">\uc5f4 DC \ud68c\ub85c \ube0c\ub808\uc774\ucee4<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Thermal-Magnetic_DC_Circuit_Breaker\"><\/span>\uc5f4-\uc790\uae30 DC \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc774 \ucc28\ub2e8\uae30\ub294 \ub450 \uac00\uc9c0 \uba54\ucee4\ub2c8\uc998\uc744 \uc801\uc6a9\ud569\ub2c8\ub2e4. \uacfc\ubd80\ud558 \ubcf4\ud638\ub294 \uc5f4 \ud2b8\ub9ac\ud551\uc73c\ub85c \ub2ec\uc131\ub418\uace0 \uc790\uae30 \ud2b8\ub9ac\ud551\uc740 \ub2e8\ub77d\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc6b0\ub9ac\ub294 \uc774\ub97c \uc5ed\uc2dc\uac04 \ucc28\ub2e8\uae30\ub77c\uace0 \ubd80\ub97c \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub984\uc5d0\uc11c \uc54c \uc218 \uc788\ub4ef\uc774 \uacfc\ubd80\ud558\uac00 \ub192\uc744\uc218\ub85d \ucc28\ub2e8\uae30\uc758 \uac1c\ubc29 \uc2dc\uac04\uc774 \ub2e8\ucd95\ub429\ub2c8\ub2e4.<\/p>\n<p>\uacfc\ubd80\ud558\uac00 \ubc1c\uc0dd\ud558\uba74 \uacfc\ub3c4\ud55c \uc804\ub958\ub85c \uc778\ud574 \uc5f4\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \ubc14\uc774\uba54\ud0c8 \uc18c\uc790\uac00 \uc774\ub97c \ud3ec\ucc29\ud558\uace0 \uc815\uaca9\uc744 \ucd08\uacfc\ud558\uba74 \ucc28\ub2e8\uae30\uac00 \ud2b8\ub9bd\ub429\ub2c8\ub2e4.<\/p>\n<p>\ub2e8\ub77d\uc774 \ubc1c\uc0dd\ud558\uba74 \uc804\uc790\uae30 \uc13c\uc11c\uac00 \uace0\uc7a5 \uc804\ub958\ub97c \uac10\uc9c0\ud569\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c \ud68c\ub85c\ub97c \ubd84\ub9ac\ud558\uc5ec \ub300\uc751\ud569\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Hybrid_DC_Circuit_Breaker\"><\/span>\ud558\uc774\ube0c\ub9ac\ub4dc DC \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc774\uac83\uc740 \uc138 \uac1c\uc758 \ubcc4\ub3c4 \ubd84\uae30\uac00 \ubcd1\ub82c\ub85c \uad6c\uc131\ub418\uc5b4 \uc11c\ub85c \ub2e4\ub978 \ube0c\ub808\uc774\ucee4 \uc791\uc5c5\uc744 \uc218\ud589\ud558\ub294 DC \ube0c\ub808\uc774\ucee4\uc785\ub2c8\ub2e4. \uccab \ubc88\uc9f8 \ubd84\uae30\uc5d0\ub294 \uc815\uaca9 \uc804\ub958\ub97c \uc804\ub2ec\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \uae30\uacc4\uc801 \uc2a4\uc704\uce58\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ub610\ud55c \uc804\ub3c4 \uc190\uc2e4\uc5d0 \uc758\ud574 \uae30\uacc4\uc801 \ud68c\ub85c \ucc28\ub2e8\uae30\ucc98\ub7fc \uc791\ub3d9\ud558\ub294 \uae08\uc18d\uc73c\ub85c \ub9cc\ub4e0 \uc811\uc810\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ub450 \ubc88\uc9f8 \ubd84\uae30\ub294 \ubc18\ub3c4\uccb4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud6a8\uc728\uc801\uc778 \uc2a4\uc704\uce6d \uc791\uc5c5\uc744 \uc218\ud589\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc138 \ubc88\uc9f8 \ubd84\uae30\uc758 \uc720\uc77c\ud55c \ubaa9\uc801\uc740 \uacfc\ub3c4 \uc804\uc555\uc744 \uc5b5\uc81c\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uadf8\uac83\uc740 \ub2e4\uc74c\uc73c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. <a href=\"https:\/\/en.wikipedia.org\/wiki\/Varistor\">\uae08\uc18d\uc0b0\ud654\ubb3c \ubc14\ub9ac\uc2a4\ud130<\/a> (MOV) \ub610\ud55c \uc2dc\uc2a4\ud15c\uc758 \uc790\uae30 \uc5d0\ub108\uc9c0\ub97c \ud761\uc218\ud569\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_45283\" aria-describedby=\"caption-attachment-45283\" style=\"width: 620px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45283\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-10-Hybrid-DC-circuit-breaker.jpg\" alt=\"\ud558\uc774\ube0c\ub9ac\ub4dc DC \ud68c\ub85c \ucc28\ub2e8\uae30\" width=\"620\" height=\"423\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-10-Hybrid-DC-circuit-breaker.jpg 620w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-10-Hybrid-DC-circuit-breaker-150x102.jpg 150w\" sizes=\"auto, (max-width: 620px) 100vw, 620px\" \/><figcaption id=\"caption-attachment-45283\" class=\"wp-caption-text\">\ud558\uc774\ube0c\ub9ac\ub4dc DC \ud68c\ub85c \ucc28\ub2e8\uae30<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Number_of_Poles\"><\/span>\uadf9\uc758 \uc218<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"2_Pole_DC_Circuit_Breaker\"><\/span>2\uadf9 DC \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>2\uac1c\uc758 \uadf9\uc744 \ud3ec\ud568\ud558\uace0 \ubd80\ud558\ub97c \ubd84\ub9ac\ud558\ub294 \ub2a5\ub825\uc73c\ub85c \ud68c\ub85c\ub97c \ub2e8\ub77d\uc73c\ub85c\ubd80\ud130 \ubcf4\ud638\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uc5d0\ub108\uc9c0 \uc800\uc7a5\uc5d0 \uc0ac\uc6a9\ub418\uba70 \uc77c\ubc18\uc801\uc73c\ub85c \uc778\ubc84\ud130\uc640 \ubc30\ud130\ub9ac \uc0ac\uc774\uc5d0 \ubc30\uce58\ub429\ub2c8\ub2e4.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"4_Pole_DC_Circuit_Breaker\"><\/span>4\uadf9 DC \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\uc774\ub4e4\uc740 \ub2e4\ub978 \uadf9\uc774 \ud68c\ub85c \ubcf4\ud638\ub97c \uc81c\uacf5\ud558\ub294 \ub3d9\uc548 \ud558\ub098\uc758 \uc911\uc131 \uadf9\uc73c\ub85c \ub3c5\ud2b9\ud558\uac8c \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ubd80\uc801\uc808\ud55c \uc804\ub958\ub97c \uac10\uc9c0\ud55c \ud6c4 \uc989\uc2dc \ubaa8\ub4e0 \uadf9\uc744 \ud2b8\ub9bd\ud558\uace0 \ubd84\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n<p>3\uc0c1 \ubc0f 4\uc0c1 \uc640\uc774\uc5b4 \ubd84\ubc30\uc5d0 \uc801\uc6a9\ud558\uba74 \uadf9\uc131\uc5d0 \ubbfc\uac10\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ubcf4\ud638\uac00 \ud544\uc694\ud55c \ubcd1\uc6d0\uacfc \uac19\uc740 \uc804\uae30 \uc7a5\ube44\ub97c \uc0ac\uc6a9\ud558\ub294 \uc7a5\uc18c\uc5d0\uc11c \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DC_Mini_Circuit_BreakerDC_Miniature_Circuit_Breaker\"><\/span>DC \ubbf8\ub2c8 \ud68c\ub85c \ucc28\ub2e8\uae30\/DC \ubbf8\ub2c8\uc5b4\ucc98 \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>DC\uc758 \ub514\uc790\uc778 <a href=\"https:\/\/www.electronicsforu.com\/technology-trends\/learn-electronics\/miniature-circuit-board-mcb\">\uc5e0\uc528\ube44(MCB)<\/a> \uc9c1\ub958\ub97c \uc0ac\uc6a9\ud558\ub294 \ud2b9\uc815 \ud68c\ub85c \ucc28\ub2e8\uae30\uc785\ub2c8\ub2e4. \uc804\uae30 \uc7a5\ube44\ub97c \ub2e8\ub77d \ubc0f \uacfc\uc804\ub958\ub85c\ubd80\ud130 \ubcf4\ud638\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc791\ub3d9 \ubc0f \uae30\ub2a5\uc740 AC MCB\uc640 \uc720\uc0ac\ud558\ub2e4\ub294 \uc810\uc5d0 \uc720\uc758\ud574\uc57c \ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc801\uc6a9 \ubd84\uc57c\ub294 \ub2e4\ub985\ub2c8\ub2e4.<\/p>\n<p>DC MCB\uc758 \uc801\uc6a9\uc740 \uc8fc\ub85c \ud0dc\uc591\uad11 \ubc1c\uc804(PV)\uacfc \uac19\uc740 \uc9c1\ub958\ub85c \uc791\ub3d9\ud558\ub294 \uc2dc\uc2a4\ud15c\uc5d0 \uc801\uc6a9\ub429\ub2c8\ub2e4. \ucc28\ub2e8\uae30\ub294 12-500V \uc0ac\uc774\uc758 \uc804\uc555 \ubc94\uc704 \ub0b4\uc5d0\uc11c \uc791\ub3d9\ud569\ub2c8\ub2e4.<\/p>\n<p>\ucc28\ub2e8\uae30\uc5d0\ub294 \uc591\uc218\uc640 \uc74c\uc218 \uae30\ud638\uac00 \ud45c\uc2dc\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c \uc804\ub958 \ubc29\ud5a5\ub3c4 \ud45c\uc2dc\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DC_Molded_Case_Circuit_Breakers\"><\/span>DC \ubab0\ub4dc \ucf00\uc774\uc2a4 \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc6b0\ub9ac\ub294 \ub300\ubd80\ubd84 DC\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4 <a href=\"https:\/\/electrical-engineering-portal.com\/download-center\/books-and-guides\/electrical-engineering\/basics-of-molded-case-circuit-breakers-mccbs\">MCCB<\/a> \uc5d0\ub108\uc9c0 \uc800\uc7a5\uc774 \ud544\uc694\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c. \ub610\ud55c \uc0b0\uc5c5\uc6a9 DC \ud68c\ub85c\uc5d0\uc11c \uc0ac\uc6a9\ud558\uae30\uc5d0 \uac00\uc7a5 \uc88b\uc740 \uc120\ud0dd\uc785\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DC_Air_Circuit_Breaker\"><\/span>DC \uacf5\uae30 \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\ub2e4\ub978 \ucc28\ub2e8\uae30\uc640 \ub9c8\ucc2c\uac00\uc9c0\ub85c \uc804\uae30 \uc7a5\uce58\uc758 \uacfc\uc804\ub958 \ubc0f \ub2e8\ub77d \ud68c\ub85c\ub85c\ubd80\ud130 \ubcf4\ud638\ud569\ub2c8\ub2e4. \ubcf4\ud638 \uba54\ucee4\ub2c8\uc998\uc740 \uc8fc\ub85c \uacf5\uae30 \ubd84\uc0ac\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc544\ud06c\uc758 \uc601\ud5a5\uc744 \uc81c\ud55c\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc791\ub3d9 \uc6d0\ub9ac\ub294 \uc77c\ubc18 \ud68c\ub85c \ucc28\ub2e8\uae30\uc640 \ub2e4\ub985\ub2c8\ub2e4. \uc774\uc0c1\ud558\uc9c0\ub9cc \uc774\uac83\uc744 \uc0b4\ud3b4\ubcf4\uc138\uc694. \uc544\ud06c\ub97c \ucc28\ub2e8\ud560 \ub54c \uacf5\uae09 \uc804\uc555\uc744 \uc81c\uacf5\ud558\ub294 \ub300\uc2e0 \uc544\ud06c \uc804\uc555\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc544\ud06c \uc804\uc555\uc740 \uc544\ud06c\ub97c \uc720\uc9c0\ud558\ub294 \ub370 \ud544\uc694\ud55c \ucd5c\uc18c \uc804\uc555\uc785\ub2c8\ub2e4. \uc804\uc555\uc744 \uc99d\uac00\uc2dc\ud0a4\ub294 \ubc29\ubc95 \uc911 \ud558\ub098\ub294 \uc544\ud06c\ub97c \uc5ec\ub7ec \uc2dc\ub9ac\uc988\ub85c \ucc22\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p>\ub610\ud55c \uc544\ud06c \uacbd\ub85c\ub97c \uae38\uac8c \ub9cc\ub4e4\uc5b4 \uc800\ud56d\uc744 \uc99d\uac00\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\uba74 \uacbd\ub85c\uc5d0 \ucd94\uac00 \uc544\ud06c \uc804\uc555\uc774 \ud544\uc694\ud558\ubbc0\ub85c \uc804\uc555\uc774 \uc99d\uac00\ud569\ub2c8\ub2e4.<\/p>\n<p>\ube0c\ub808\uc774\ucee4\ub294 \uc804\ub958\ub97c \uc804\ub2ec\ud558\ub294 \uc8fc \uad6c\ub9ac \uc811\ucd09\ubd80\uc640 \ub450 \uc30d\uc758 \uc811\ucd09\ubd80\ub97c \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\ub978 \uc811\ucd09\ubd80\ub294 \ud0c4\uc18c\ub85c \ub9cc\ub4e4\uc5b4\uc84c\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc8fc \uc811\uc810\uc740 \ube0c\ub808\uc774\ucee4\uac00 \uc5f4\ub9ac\uc790\ub9c8\uc790 \ubc14\ub85c \uc5f4\ub9ac\ub294 \uccab \ubc88\uc9f8 \uc811\uc810\uc774\uba70 \uc544\ud06c \uc811\uc810\uc740 \uadf8\ub300\ub85c \uc720\uc9c0\ub429\ub2c8\ub2e4. \uc811\uc810\uc774 \ubd84\ub9ac\ub418\uba74 \uc544\ud06c\uac00 \uc989\uc2dc \uc2dc\uc791\ub429\ub2c8\ub2e4.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Parts_of_Circuit_Breaker_for_Direct_Current\"><\/span>\uc9c1\ub958\uc6a9 \ud68c\ub85c \ucc28\ub2e8\uae30 \ubd80\ud488<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\ub2e4\uc591\ud55c \uc720\ud615\uc758 \ud68c\ub85c \ucc28\ub2e8\uae30\uc758 \uad6c\uc131 \uc694\uc18c\ub294 \uae30\ubcf8\uc801\uc73c\ub85c \ub3d9\uc77c\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc790\uc138\ud788 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<p><strong>\uc561\uc790 <\/strong>\u2013 \ubcf4\ud1b5 \ub9e4\uc6b0 \uac15\ud558\uace0 \ub2e8\ub2e8\ud569\ub2c8\ub2e4. \uc8fc\ub41c \ubaa9\uc801\uc740 \ub0b4\ubd80 \uad6c\uc131 \uc694\uc18c\ub97c \ud658\uacbd\uc801 \uadf9\ub2e8\uc73c\ub85c\ubd80\ud130 \ubcf4\ud638\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \ub610\ud55c \ub2e8\uc5f4\uc7ac \uc5ed\ud560\ub3c4 \ud569\ub2c8\ub2e4.<\/p>\n<p><strong>\ud1a0\uae00\/\ud578\ub4e4<\/strong> \u2013 \uc77c\ubc18\uc801\uc73c\ub85c DC \ucc28\ub2e8\uae30\ub97c \ub2eb\uac70\ub098 \uc5ec\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub354 \ud070 \ucc28\ub2e8\uae30\uc758 \uacbd\uc6b0 \uc6b4\uc601\uc790\ub294 \ubcf4\ud638\ub97c \uc704\ud574 2\ub2e8\uacc4 \ud504\ub85c\uc138\uc2a4\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p><strong>\ucf58\ud0dd\ud2b8 \ub80c\uc988<\/strong> \u2013 \uc5f0\uacb0\ub418\uba74 \uc804\ub958 \ud750\ub984\uc744 \ub2f4\ub2f9\ud569\ub2c8\ub2e4. \uc800\uc804\uc555 \ucc28\ub2e8\uae30\uc5d0\uc11c \uc811\uc810\uc740 \uc544\ud06c \ucc28\ub2e8\uc744 \uc218\uc6a9\ud558\ub294 \ucc54\ubc84\uc5d0 \uc704\uce58\ud569\ub2c8\ub2e4.<\/p>\n<p><strong>\uc544\ud06c \uc18c\ud654\uae30<\/strong> \u2013 \ucc28\ub2e8\uae30\uac00 \uace0\uc7a5\uc73c\ub85c \uc778\ud574 \ud2b8\ub9bd\ub418\uba74 \uc0dd\uc131\ub41c \uc544\ud06c\ub97c \uc18c\uba78\uc2dc\ud0b5\ub2c8\ub2e4. \uc544\ud06c\uac00 \ubc1c\uc0dd\ud558\ub294 \uac83\uc744 \ub9c9\uc744 \uc218 \uc5c6\uc73c\ubbc0\ub85c \ucc28\ub2e8\uae30\uac00 \ud560 \uc218 \uc788\ub294 \ucd5c\uc120\uc740 \uc544\ud06c\ub97c \uc81c\uc5b4\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p><strong>\uc5ec\ud589 \ub2e8\uc704<\/strong> \u2013 \ub2e8\ub77d \ub610\ub294 \uacfc\ubd80\ud558\uac00 \uae38\uba74 \uc791\ub3d9 \uba54\ucee4\ub2c8\uc998\uc740 \ud2b8\ub9bd \uc720\ub2db\uc5d0 \uc758\ud574 \uac1c\ubc29\ub429\ub2c8\ub2e4. \uc774\ub4e4\uc740 \uc804\uc790\uc2dd\uc774\uac70\ub098 \uc804\uae30 \uae30\uacc4\uc2dd\uc73c\ub85c \uc791\ub3d9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_45284\" aria-describedby=\"caption-attachment-45284\" style=\"width: 618px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-45284\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-11-DC-circuit-breaker-parts.jpg\" alt=\" DC \ud68c\ub85c \ucc28\ub2e8\uae30 \ubd80\ud488\" width=\"618\" height=\"429\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-11-DC-circuit-breaker-parts.jpg 618w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/figure-11-DC-circuit-breaker-parts-150x104.jpg 150w\" sizes=\"auto, (max-width: 618px) 100vw, 618px\" \/><figcaption id=\"caption-attachment-45284\" class=\"wp-caption-text\">DC \ud68c\ub85c \ucc28\ub2e8\uae30 \ubd80\ud488<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"DC_Circuit_Breaker_Working_Principle\"><\/span>DC \ud68c\ub85c \ucc28\ub2e8\uae30 \uc791\ub3d9 \uc6d0\ub9ac<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe loading=\"lazy\" title=\"\uc11c\ud0b7 \ube0c\ub808\uc774\ucee4 \uae30\ubcf8 \uc0ac\ud56d - \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud558\ub098\uc694?\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/VGj32euYZ2c?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>DC \ucc28\ub2e8\uae30\uc758 \uc8fc\uc694 \uae30\ub2a5\uc740 \uace0\uc7a5 \uc804\ub958 \ub610\ub294 \uacfc\uc804\ub958\ub85c\ubd80\ud130 \ud68c\ub85c\ub97c \ubcf4\ud638\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774\ub97c \ub2ec\uc131\ud558\uae30 \uc704\ud574 \uc5f4 \ub610\ub294 \uc790\uae30 \ubcf4\ud638 \uba54\ucee4\ub2c8\uc998\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<p>\uacfc\uc804\ub958\uac00 \ubc1c\uc0dd\ud558\uba74 DC \ube0c\ub808\uc774\ucee4\ub294 \uc5f4 \ubcf4\ud638\ub85c \uc778\ud574 \ud2b8\ub9bd\ub429\ub2c8\ub2e4. \uc989, \uc804\ub958\uac00 \uc815\uaca9 \ube0c\ub808\uc774\ucee4 \uac12\uc744 \ucd08\uacfc\ud588\ub2e4\ub294 \uc758\ubbf8\uc785\ub2c8\ub2e4.<\/p>\n<p>\uac00\uc5f4\ud558\uba74 \ud33d\ucc3d\ud558\ub294 \ub450 \uac00\uc9c0 \ub2e4\ub978 \uae08\uc18d\uc73c\ub85c \ub9cc\ub4e4\uc5b4\uc9c4 \ubc14\uc774\uba54\ud0c8 \uc2a4\ud2b8\ub9bd\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ud33d\ucc3d\uc758 \ucc28\uc774\ub85c \uc778\ud574 \ubc14\uc774\uba54\ud0c8 \uc2a4\ud2b8\ub9bd\uc774 \uad6c\ubd80\ub7ec\uc9c0\uace0 \uc811\ucd09\uae30\uc640\uc758 \uc811\ucd09\uc774 \ub04a\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n<p>\uc5f4 \ubcf4\ud638 \uba54\ucee4\ub2c8\uc998\uc740 \uacfc\ubd80\ud558 \uc804\ub958\uc5d0\ub9cc \uc791\ub3d9\ud569\ub2c8\ub2e4. \uc774\ub294 \uae30\uc874 \uc791\ub3d9 \uc804\ub958\ub97c \ucd08\uacfc\ud588\uc74c\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc790\uae30 \ubcf4\ud638\ub294 \ud68c\ub85c\uc5d0 \ud070 \uace0\uc7a5 \uc804\ub958\uac00 \uc788\uc744 \ub54c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. DC \ud68c\ub85c \ucc28\ub2e8\uae30\ub97c \ud2b8\ub9bd\ud558\uace0 \ub3d9\uc791\uc774 \ube60\ub974\uace0 \uc989\uac01\uc801\uc785\ub2c8\ub2e4.<\/p>\n<p>\ud578\ub4e4\uc774\ub098 \ud1a0\uae00\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud68c\ub85c \ucc28\ub2e8\uae30\ub97c \ub2e4\uc2dc \ucf24 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uacfc\ubd80\ud558 \ub610\ub294 \ub2e8\ub77d\uc744 \uc815\ub958\ud55c \ud6c4\uc5d0 \uc218\ud589\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe loading=\"lazy\" title=\"MCB\ub294 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud558\ub098\uc694?\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/Unh99Qn7CmI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<h2><span class=\"ez-toc-section\" id=\"DC_Circuit_Breaker_Rating\"><\/span>DC \ud68c\ub85c \ucc28\ub2e8\uae30 \uc815\uaca9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\uc801\uc808\ud55c DC \ud68c\ub85c\ub97c \uacb0\uc815\ud558\ub824\uba74 \uc804\uae30 \uc2dc\uc2a4\ud15c\uc758 \ucd1d \uc804\uc555 \uc815\uaca9\uc744 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4. \ubaa8\ub4e0 \ud3ec\ud2b8\uc5d0\uc11c \uac00\uc7a5 \ub192\uc740 \uc801\uc6a9 \uac00\ub2a5\ud55c \uc804\uc555\uc744 \ucde8\ud558\uc5ec \uc774\ub7ec\ud55c \uc815\uaca9\uc744 \uacc4\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc804\uc555\uc744 \uacc4\uc0b0\ud560 \ub54c, \ucc28\ub2e8\uae30\uc640 \uc804\uc555 \ubd84\ubc30\ub97c \uc5b4\ub5bb\uac8c \ud1b5\ud569\ud560 \uac83\uc778\uc9c0\ub3c4 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4. \ucc28\ub2e8\uae30\uc758 \uc804\uc555 \uc815\uaca9\uc740 \ubaa8\ub4e0 \ucd5c\uc885 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uc694\uad6c \uc0ac\ud56d\uc744 \ucc98\ub9ac\ud560 \ub9cc\ud07c \ucda9\ubd84\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\ucc28\ub2e8\uae30 \uc804\ub958\ub3c4 \uc815\uaca9\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \ubd80\ud558 \uc694\uad6c \uc0ac\ud56d\uc5d0 \ub530\ub77c \ucc28\ub2e8\uae30\ub294 100%\uc5d0\uc11c \uc791\ub3d9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\uadf8\ub7ec\ub098 \ubd80\ud558 \uc804\ub958\uac00 120%\uc778 \ucc28\ub2e8\uae30\ub97c \uc120\ud0dd\ud558\uba74 \ucd5c\ub300 \uc791\ub3d9\uc744 \ub2ec\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uc804\ub825 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ubc29\ucd9c\ub418\ub294 \uc5f4\uc744 \uc644\ud654\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"DC_Circuit_Breaker_Sizing\"><\/span>DC \ud68c\ub85c \ucc28\ub2e8\uae30 \ud06c\uae30<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>DC \ud68c\ub85c \ucc28\ub2e8\uae30 \ud06c\uae30\ub97c \uc870\uc815\ud558\ub294 \uac83\uc740 \ub9e4\uc6b0 \uc5b4\ub824\uc6b4 \uc791\uc5c5\uc73c\ub85c \ud310\uba85\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uacb0\ucf54 \ubd88\uac00\ub2a5\ud55c \uc791\uc5c5\uc740 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n<p>\uc6b0\ub9ac\ub294 \ucc28\ub2e8\uae30 \ud06c\uae30\uac00 \ud544\uc694\ud55c \ubd80\ud558 \uc804\ub958\ub97c \uc218\uc6a9\ud560 \ub9cc\ud07c \ucda9\ubd84\ud788 \ucee4\uc57c \ud55c\ub2e4\ub294 \uac83\uc744 \ucda9\ubd84\ud788 \uc54c\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ucc28\ub2e8\uae30 \ud06c\uae30\ub97c \uc791\uac8c \ud558\uba74 \uc804\uae30 \ud654\uc7ac\uac00 \ubc1c\uc0dd\ud560 \uc704\ud5d8\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uac71\uc815\ud558\uc9c0 \ub9c8\uc138\uc694. \uba87 \uac00\uc9c0 \uaddc\uce59\ub9cc \uc788\uc73c\uba74 DC \ucc28\ub2e8\uae30\uc758 \ud06c\uae30\ub97c \ud3b8\uc548\ud558\uac8c \uc870\uc808\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uadf8\uac83\ub4e4\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<h4><span class=\"ez-toc-section\" id=\"80_Breaker_Rule\"><\/span>80% \ube0c\ub808\uc774\ucee4 \uaddc\uce59<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\uc774 \uaddc\uce59\uc740 \uae30\ubcf8\uc801\uc73c\ub85c \uc804\ub958 \uc815\uaca9 \uc804\ub958 \uc6a9\ub7c9\uc758 80%\ub9cc \uac00\uc9c8 \uc218 \uc788\ub2e4\uace0 \ub9d0\ud569\ub2c8\ub2e4. 40A \ucc28\ub2e8\uae30\uc758 \uc608\ub97c \ub4e4\uc5b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ud5c8\uc6a9\ud560 \uc218 \uc788\ub294 \uac00\uc7a5 \uc548\uc804\ud55c \ucd5c\ub300 \uc804\ub958\ub294 32A\uc785\ub2c8\ub2e4. \uc774 \uc548\uc804 \uc870\uce58\ub294 \ucc28\ub2e8\uae30\uac00 \ud0c0\ub294 \uac83\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Calculating_Amps_from_Wattage\"><\/span>\uc640\ud2b8\uc218\uc5d0\uc11c \uc554\ud398\uc5b4 \uacc4\uc0b0<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\uc0ac\uc6a9\ud558\ub294 \ubaa8\ub4e0 \uc804\uc790 \uae30\uae30\uc5d0\ub294 \uc815\uaca9 \uc640\ud2b8\uc218\uac00 \ud45c\uc2dc\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. 2000W \ud1a0\uc2a4\ud130\ub97c \uc608\ub85c \ub4e4\uc5b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ube0c\ub808\uc774\ucee4 \uc0ac\uc774\uc9d5\uc740 \ubaa8\ub450 \uc554\ud398\uc5b4\uc5d0 \uad00\ud55c \uac83\uc774\ubbc0\ub85c \uc640\ud2b8\uc218\ub97c \uc554\ud398\uc5b4\ub85c \ubcc0\ud658\ud574\uc57c \ud569\ub2c8\ub2e4. 240V\ub85c \uacf5\uae09\ud55c\ub2e4\uace0 \uac00\uc815\ud558\uba74 \uc804\ub958\ub294 2000W\/240v\ub85c 8.33A\uac00 \ub429\ub2c8\ub2e4.<\/p>\n<p>\uc774 \ub450 \uac00\uc9c0 \uaddc\uce59\uc744 \uc9c0\ud0a4\ub294 \ub370 \ubb38\uc81c\uac00 \uc5c6\ub2e4\uba74, \ube0c\ub808\uc774\ucee4 \ud06c\uae30\ub97c \uacc4\uc0b0\ud558\ub294 \uac83\uc740 \uacf5\uc6d0\uc5d0\uc11c \uc0b0\ucc45\ud558\ub294 \uac83\uacfc \ub9c8\ucc2c\uac00\uc9c0\uc785\ub2c8\ub2e4. \uc774\uc81c \uc608\ub97c \uc0ac\uc6a9\ud558\uc5ec \ube0c\ub808\uc774\ucee4 \ud06c\uae30\ub97c \uacc4\uc0b0\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<p>2000W \ud1a0\uc2a4\ud130\uac00 8.33A\ub97c \uc18c\ubaa8\ud55c\ub2e4\uace0 \uac00\uc815\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. 80% \ube0c\ub808\uc774\ucee4 \uaddc\uce59\uc744 \uc801\uc6a9\ud558\uba74 8.33A\uac00 \ub429\ub2c8\ub2e4.<\/p>\n<p>\ud68c\ub85c \ucc28\ub2e8\uae30 \ud06c\uae30\uc5d0 \ub3c4\ub2ec\ud558\uae30 \uc704\ud574 1.25 \uacc4\uc218\ub97c \ucde8\ud558\uace0 \uc778\ucd9c\ub41c \uc554\ud398\uc5b4\uc5d0 \uacf1\ud569\ub2c8\ub2e4. \uadf8\ub7ec\uba74 \ucd5c\uc18c \ucc28\ub2e8\uae30 \ud06c\uae30\ub294 8.33A \u00d7 1.25 = 10.42 \uc554\ud398\uc5b4\uac00 \ub429\ub2c8\ub2e4.<\/p>\n<p>\ube0c\ub808\uc774\ucee4 \uc804\ub958 \uc6a9\ub7c9\uc740 \ucd5c\uc18c 10.42\uc5ec\uc57c \ud558\ubbc0\ub85c 15 \uc554\ud398\uc5b4\uc758 \ube0c\ub808\uc774\ucee4 \ud06c\uae30\ub97c \uc0ac\uc6a9\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc694\uc57d\ud558\uc790\uba74 240V\uc5d0\uc11c \uacf5\uae09\ub418\ub294 \ud1a0\uc2a4\ud130 2000W \ud1a0\uc2a4\ud130\uc5d0\ub294 15A \ube0c\ub808\uc774\ucee4\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc774\ub807\uac8c \ud558\uba74 \uc218\ub3d9\uc73c\ub85c \ube0c\ub808\uc774\ucee4 \ud06c\uae30\uc5d0 \ub3c4\ub2ec\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ud6e8\uc52c \ube60\ub974\uace0 \uc26c\uc6b4 \ucd5c\uc2e0 \ub3d9\uc801 \uacc4\uc0b0\uae30\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ub354 \ud070 \uc554\ud398\uc5b4 \ub4dc\ub85c\uc6b0\ub97c \uc0ac\uc6a9\ud558\uac8c \ub418\uba74 30A \ub610\ub294 50A \ube0c\ub808\uc774\ucee4\ub97c \ubcd1\ub82c\ub85c \ub450 \uac1c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uc804\uccb4 \ube0c\ub808\uc774\ucee4 \uc554\ud398\uc5b4 \uc6a9\ub7c9\uc774 \ub429\ub2c8\ub2e4.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Thermal_Magnetic_Tripping_in_Circuit_Breaker_for_DC\"><\/span>DC\uc6a9 \ud68c\ub85c \ucc28\ub2e8\uae30\uc758 \uc5f4 \uc790\uae30 \ud2b8\ub9ac\ud551<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\uc804\uae30 \ud68c\ub85c\uc5d0\uc11c \uc815\uaca9 \uc804\ub958 \uac12\uc744 \ucd08\uacfc\ud558\ub294 \uacbd\uc6b0 \ucc28\ub2e8\uae30\ub294 \uc5f4 \ubcf4\ud638\uc5d0 \uc758\ud574 \ud2b8\ub9bd\ub429\ub2c8\ub2e4. \uc5f4 \ucc28\ub2e8\uae30\uc5d0\ub294 \uc11c\ub85c \ub2e4\ub974\uac8c \ud33d\ucc3d\ud558\ub294 \ub450 \uac1c\uc758 \uae08\uc18d\uc774 \uc788\ub294 \ubc14\uc774\uba54\ud0c8 \uc2a4\ud2b8\ub9bd\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uacfc\ub3c4\ud55c \uc804\ub958\ub85c \uc778\ud55c \uc5f4\uc740 \ubc14\uc774\uba54\ud0c8 \uc2a4\ud2b8\ub9bd\uc744 \uad6c\ubd80\ub7ec\uc9c0\uac8c \ud558\uace0 \uc811\ucd09\uae30\uc640\uc758 \uc811\ucd09\uc744 \ub04a\uc2b5\ub2c8\ub2e4. \uc774\uac83\uc740 \uc804\ub958 \ud750\ub984\uc744 \ucc28\ub2e8\ud558\uc5ec \ud68c\ub85c\ub97c \ub04a\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ud2b8\ub9ac\ud551\uc740 \uc804\ub958\uc5d0 \uc758\ud574 \uc0dd\uc131\ub41c \uc5f4\uc774 \ubc14\uc774\uba54\ud0c8 \uc2a4\ud2b8\ub9bd\uc5d0 \ub108\ubb34 \ub9ce\uae30 \ub54c\ubb38\uc5d0 \ube60\ub985\ub2c8\ub2e4. \uc774\uac83\uc740 \uc791\ub3d9 \uc804\ub958\ub97c \ucd08\uacfc\ud558\ub294 \uacfc\ubd80\ud558 \uc804\ub958\uc5d0 \ub300\ud55c \ucc28\ub2e8\uae30 \ubcf4\ud638 \uba54\ucee4\ub2c8\uc998\uc785\ub2c8\ub2e4.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"DC_MCB_Circuit_Breaker_vs_Molded_Case_Circuit_Breaker_MCCB\"><\/span>DC MCB \ud68c\ub85c \ucc28\ub2e8\uae30 \ub300 \ubab0\ub4dc \ucf00\uc774\uc2a4 \ud68c\ub85c \ucc28\ub2e8\uae30(MCCB)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\uc57d\uc5b4\ub294 \ub208\uc5d0 \ub744\uac8c \ube44\uc2b7\ud560 \uc218 \uc788\uc9c0\ub9cc \uc18d\uc9c0 \ub9c8\uc2ed\uc2dc\uc624. \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8\uc744 \ub354 \uc798 \uc774\ud574\ud558\uae30 \uc704\ud574 \uba87 \uac00\uc9c0 \ucc28\uc774\uc810\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc6b0\uc120, \uc6a9\ub7c9\uc774 \uac00\uc7a5 \ud070 \ucc28\uc774\uc810\uc785\ub2c8\ub2e4. MCB\uc758 \ud604\uc7ac \uc815\uaca9\uc740 100A \ubbf8\ub9cc\uc774\uace0 \ucc28\ub2e8 \uc815\uaca9\uc740 1800A\ub97c \ucd08\uacfc\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uac8c\ub2e4\uac00, \uc6b0\ub9ac\ub294 \uc8fc\ub85c \uc800\ud68c\ub85c\uc5d0 \uc801\uc6a9\ud569\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \ud2b8\ub9bd \ud2b9\uc131\uc744 \uc870\uc815\ud558\ub294 \uac83\uc774 \ubd88\uac00\ub2a5\ud569\ub2c8\ub2e4.<\/p>\n<p>\ubc18\uba74\uc5d0, \uc6b0\ub9ac\ub294 MMCB\uc758 \ud2b8\ub9bd \ud2b9\uc131\uc744 \uc27d\uac8c \uc870\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc6b0\ub9ac\ub294 \uc8fc\ub85c \uace0\ud68c\ub85c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \uc774\ub97c \uc0ac\uc6a9\ud558\uae30 \ub54c\ubb38\uc5d0 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \ub530\ub77c \uc57d 10-2500A\uc758 \uc554\ud398\uc5b4 \ubc94\uc704\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<p>\uadf8\ub4e4\uc758 \ucc28\ub2e8 \uc804\ub958 \ubc94\uc704\ub294 10000-200000A \uc0ac\uc774\uc5d0\uc11c \ub9e4\uc6b0 \uc778\uc0c1\uc801\uc785\ub2c8\ub2e4. \uadf8\ub4e4\uc740 \ubaa8\ud130 \uc791\ub3d9\uc744 \uc704\ud55c \uc6d0\uaca9 \uba85\ub839\uc5d0 \uc27d\uac8c \ubc18\uc751\ud569\ub2c8\ub2e4.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"DC_Vs_AC_Circuit_Breaker\"><\/span>DC \ub300 AC \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>DC\uc640 AC\ub294 \ubaa8\ub450 \ub3d9\uc77c\ud55c \uc791\ub3d9 \uc6d0\ub9ac\ub97c \uac00\uc9c0\uace0 \uc788\uc9c0\ub9cc \uc804\ub958\uc5d0 \ucc28\uc774\uac00 \uc788\uc2b5\ub2c8\ub2e4. \ub458 \ub2e4 \uc790\uae30 \ubc0f \uc5f4 \ubcf4\ud638 \uae30\uc220\uc744 \uc0ac\uc6a9\ud558\uc9c0\ub9cc \uc9c1\ub958 \ubc0f \uad50\ub958 \uc804\ub958\uc5d0 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<p>\ub610\ud55c \uc8fc\ubaa9\ud560 \uc810\uc740 \ub450 \uac00\uc9c0 \ubaa8\ub450\uc5d0\uc11c \uc544\ud06c \uc18c\ud654 \uc9c0\uc810\uc774 AC \ucc28\ub2e8\uae30\uc5d0\uc11c \ub354 \ub0ae\ub2e4\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774\ub294 DC\uc758 \uc5f0\uc18d \uc804\uc555\uc774 \uc911\ub2e8\ud558\uae30 \uc5b4\ub824\uc6b4 \uc77c\uc815\ud55c \uc544\ud06c\ub97c \ubcf4\uc7a5\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n<p>\uacb0\uacfc? DC \ucc28\ub2e8\uae30\uc5d0\ub294 \ucd94\uac00 \uc544\ud06c \uc18c\ud654 \uc870\uce58\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc544\ud06c\uac00 \uae38\uc5b4\uc9c0\uace0 \uc18c\uc0b0\ub418\uc5b4 \uc911\ub2e8\uc774 \ud6e8\uc52c \uac04\ub2e8\ud574\uc9d1\ub2c8\ub2e4.<\/p>\n<p>\ubc18\uba74, AC \ud68c\ub85c \ucc28\ub2e8\uae30\ub294 \uc544\ud06c \uc911\ub2e8\uc774 \ub9e4\uc6b0 \uc27d\uc2b5\ub2c8\ub2e4. \uc9c4\ud3ed \uc9c4\ub3d9\uc740 \ubaa8\ub4e0 \uc0ac\uc774\ud074\uc774 \uc911\ub2e8\uc774 \uc27d\uac8c \ubc1c\uc0dd\ud558\ub294 0\uc5d0 \ub3c4\ub2ec\ud558\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Applications_of_Circuit_Breaker_in_DC_Systems\"><\/span>DC \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ud68c\ub85c \ucc28\ub2e8\uae30\uc758 \uc751\uc6a9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe loading=\"lazy\" title=\"\uc11c\ud0b7 \ube0c\ub808\uc774\ucee4\uac00 \uc2ac\ub85c\uc6b0 \ubaa8\uc158\uc73c\ub85c \uc791\ub3d9\ud558\ub294 \ubc29\uc2dd - \uc65c\uace1\ub41c \uc9c0\uac01 - 4K\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/wGFnooeA6Iw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<h3><span class=\"ez-toc-section\" id=\"%C2%B7_Circuit_Breaker_for_DC_Power_Transmission\"><\/span>\u00b7 DC \uc804\ub825 \uc804\uc1a1\uc6a9 \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uace0\uc804\uc555 DC \ucc28\ub2e8\uae30\ub294 \uc804\ub825 \uc804\uc1a1\uc774 \uc7a5\uac70\ub9ac\uc77c \ub54c \ubcf4\ud638 \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. AC\/DC \ub610\ub294 DC\/AC\ub97c \ubcc0\ud658\ud560 \ub54c \ud544\uc694\ud55c \ub2e8\uc790\ub294 \ube44\uc6a9\uc774 \ub9ce\uc774 \ub4e4\uace0 \ubcf4\ud638\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uace0\uc7a5 \uc804\ub958\ub294 \uc5f0\uacb0\ub41c \ubaa8\ub4e0 \uc7a5\ube44\uc5d0 \uc190\uc0c1\uc744 \uc904 \uc218 \uc788\uc73c\ubbc0\ub85c \ucc28\ub2e8\uae30\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%C2%B7_DC_Motor_Circuit_Breaker\"><\/span>\u00b7 DC \ubaa8\ud130 \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\ube0c\ub808\uc774\ucee4\ub294 \ub2e4\uc591\ud55c \uc6a9\ub3c4\uc758 DC \uc804\uae30 \ubaa8\ud130\ub97c \ubcf4\ud638\ud569\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc740 DC\ub97c \uc0ac\uc6a9\ud558\ub294 \uc81c\uc5b4 \ud68c\ub85c\ub85c \ube60\ub978 \uc751\ub2f5 \uc2dc\uac04\uc73c\ub85c \uc790\ub3d9\ud654\ub429\ub2c8\ub2e4. \uc774 \ubaa8\ub4e0 \uac83\uc740 \ubcf4\ud638\ub97c \uc704\ud574 DC \ube0c\ub808\uc774\ucee4\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%C2%B7_DC_Solar_Circuit_Breaker\"><\/span>\u00b7 DC \ud0dc\uc591\uad11 \ud68c\ub85c \ucc28\ub2e8\uae30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\ud0dc\uc591\uad11 \ud328\ub110\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc5ec\ub7ec \uac1c\uc758 \uc9c1\ub82c \ud68c\ub85c\ub85c \uc870\ub9bd\ub429\ub2c8\ub2e4. \ubaa8\ub4e0 \ud68c\ub85c\uc5d0\ub294 \uc804\uccb4 \ud68c\ub85c\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud558\uae30 \ub54c\ubb38\uc5d0 DC \ud68c\ub85c \ucc28\ub2e8\uae30 \ubcf4\ud638\uac00 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_to_Choose_Circuit_Breaker_for_DC\"><\/span>DC\uc6a9 \ud68c\ub85c \ucc28\ub2e8\uae30\ub97c \uc120\ud0dd\ud558\ub294 \ubc29\ubc95<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\uc2dc\uc911\uc5d0\ub294 \ub2e4\uc591\ud55c DC \ud68c\ub85c \ucc28\ub2e8\uae30\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc635\uc158\uc744 \uc0ac\uc6a9\ud558\uba74 \uc120\ud0dd\ud558\uae30\uac00 \ub354 \uc26c\uc6cc\uc9d1\ub2c8\ub2e4.<\/p>\n<p>\ud558\uc9c0\ub9cc \uac00\uc7a5 \uc801\uc808\ud55c \uac83\uc744 \uc120\ud0dd\ud558\uae30 \uc804\uc5d0 \ub2e4\uc74c \uc9c8\ubb38\uc744 \uc790\ubb38\ud574 \ubcf4\uc138\uc694.<\/p>\n<ol>\n<li>\ud604\uc7ac \uc0ac\uc6a9\ud558\ub824\ub294 \uae30\uae30\uc758 \uc815\uaca9\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/li>\n<li>\ucc28\ub2e8\uae30\uc5d0\ub294 \uba87 \uac1c\uc758 \uadf9\uc774 \ud544\uc694\ud569\ub2c8\uae4c?<\/li>\n<\/ol>\n<ul>\n<li>\ud574\ub2f9 \uae30\uae30\uc5d0 \ud544\uc694\ud55c \uc804\uc555\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/li>\n<\/ul>\n<ol>\n<li>\ud68c\ub85c\uc758 \ucd1d \uc804\ub958\ub294 \uc5bc\ub9c8\uc785\ub2c8\uae4c?<\/li>\n<li>\ube44\uc815\uc0c1\uc801\uc778 \uc6b4\uc601 \uc870\uac74\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"FAQs\"><\/span>\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%C2%B7_Can_AC_Circuit_Breakers_be_used_in_DC_Systems\"><\/span>\u00b7 AC \ud68c\ub85c \ucc28\ub2e8\uae30\ub97c DC \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>AC\uc640 DC \uc2dc\uc2a4\ud15c\uc744 \uace0\ub824\ud558\uba74 \ub450 \uc2dc\uc2a4\ud15c\uc758 \uac00\uc5f4 \ud6a8\uacfc\ub294 \ub3d9\uc77c\ud558\ub2e4\ub294 \uacb0\ub860\uc744 \ub0b4\ub9b4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ub3d9\uc77c\ud55c RMS \uac12\uc5d0\ub3c4 \uc5ec\uc804\ud788 \ub2e4\uc591\ud55c \ub9e4\uac1c\ubcc0\uc218\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n<p>\uc608\ub97c \ub4e4\uc5b4 AC\uc640 \uc804\uc555\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \ud68c\ub85c\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc740 \uac19\uc740 \uc804\uc555\uc744 \uac00\uc9c4 DC \uacf5\uae09\uacfc \ub2e4\ub985\ub2c8\ub2e4.<\/p>\n<p>\ub530\ub77c\uc11c \uc774\ub7ec\ud55c \ud68c\ub85c\uc5d0\uc11c AC \ucc28\ub2e8\uae30\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc740 \ube44\uc2e4\uc6a9\uc801\uc785\ub2c8\ub2e4. \ub3d9\uc77c\ud55c \uc6d0\ub9ac\uac00 AC \ud68c\ub85c\uc5d0\uc11c DC \ucc28\ub2e8\uae30\ub97c \uc0ac\uc6a9\ud558\ub294 \ub370 \uc801\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<p>\uc774\uc81c \uc5ec\uae30\uc5d0 \uad00\ub828\ub41c \uc0ac\uc2e4\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ub610\ud55c \ub3d9\uc77c\ud55c \uc804\uc555 \uacf5\uae09\uc744 \uace0\ub824\ud560 \ub54c \uc77c\ubc18\uc801\uc73c\ub85c AC \uc2dc\uc2a4\ud15c\uc740 DC\uc5d0 \ube44\ud574 \ub354 \ub098\uc740 \uc808\uc5f0\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc774\ub294 \uc808\uc5f0 \uc7ac\ub8cc\ub97c \ud3c9\uac00\ud560 \ub54c, \ud2b9\ud788 \uc815\uaca9 \uc804\uc555\uacfc \ubc18\ub300 \uc804\uc555\uc5d0 \ub178\ucd9c\ub420 \ub54c \ub2e4\uc591\ud55c \ubc18\uc751\uc774 \ub098\ud0c0\ub0a0 \uc218 \uc788\uc74c\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n<p>DC \ucc28\ub2e8\uae30\ub294 \uc8fc\ud30c\uc218\uac00 \uc5c6\uc5b4\ub3c4 \uc77c\uc815\ud55c \uc804\ub958 \uac12\uc744 \uac16\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uadf8 \ud6c4, \ubc29\ud5a5\uc740 \uc804\ub958\ub098 \uc804\uc555\uc758 \uc601\ud5a5\uc744 \ubc1b\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uacb0\uacfc? DC \ube0c\ub808\uc774\ucee4\ub97c AC \ud68c\ub85c\uc5d0 \uc0ac\uc6a9\ud558\uba74 \ube0c\ub808\uc774\ucee4 \uc811\uc810\uc774 \ub354 \ube68\ub9ac \ub179\uc2b5\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%C2%B7_Arcing_In_DC_Breakers_Vs_in_AC_Breakers\"><\/span>\u00b7 DC \ucc28\ub2e8\uae30\uc758 \uc544\ud06c\uc640 AC \ucc28\ub2e8\uae30\uc758 \uc544\ud06c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>DC \ube0c\ub808\uc774\ucee4\ub97c \uc801\uc6a9\ud558\uc5ec \ud68c\ub85c\ub97c \ub04a\uc744 \ub54c, \uc811\uc810\uc740 \uc77c\uc815\ud55c \uc804\uc790 \ud750\ub984\uc744 \uacbd\ud5d8\ud569\ub2c8\ub2e4. \uc774\ub294 \uc801\uc6a9\ub41c \uc804\uc555\uc5d0\uc11c \uc55e\uc73c\ub85c\uc758 \ucd94\ub825\uc73c\ub85c \uac15\ud654\ub429\ub2c8\ub2e4.<\/p>\n<p>\ud6a8\uacfc\ub294 \uc544\ud06c\uc758 \uc0dd\uc131\uc785\ub2c8\ub2e4. \uc804\uc790\uc758 \ubaa8\uba58\ud140\uc740 \uc774 \uc544\ud06c\ub97c AC \ube0c\ub808\uc774\ucee4\uc5d0 \ube44\ud574 \ub354 \uac15\ud558\uac8c \ub9cc\ub4ed\ub2c8\ub2e4.<\/p>\n<p>\ub610\ud55c AC \ucc28\ub2e8\uae30\uc758 \uc804\uc790 \uacf5\uae09\uc740 \ud750\ub984\uc774 \uc27d\uc2b5\ub2c8\ub2e4. \uc804\ub958\uc640 \uc778\uac00 \uc804\uc555\uc758 \ubd88\uc548\uc815\ud55c \uc0c1\ud0dc\ub97c \uc5fc\ub450\uc5d0 \ub450\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\uc774\ub294 \ud53c\ud06c\uc5d0\uc11c \ud53c\ud06c\ub85c \uc9c4\ud3ed \ubcc0\ub3d9\uc774 \uc788\uc74c\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \ud53c\ud06c\ub294 \uc591\uc218\uc5d0\uc11c 0\uc73c\ub85c, \uadf8\ub2e4\uc74c \uc74c\uc218\ub85c, \ub2e4\uc2dc 0\uc73c\ub85c \ub3cc\uc544\uac11\ub2c8\ub2e4.<\/p>\n<p>\uadf8 \uacb0\uacfc \uc9c4\ub3d9 \uc65c\uace1\uc73c\ub85c \uc778\ud574 \ubaa8\uba58\ud140\uc774 \uc0dd\uc131\ub429\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 AC\uc5d0\uc11c \uc0dd\uc131\ub41c \uc544\ud06c\uac00 DC \ube0c\ub808\uc774\ucee4\uc5d0\uc11c \uc0dd\uc131\ub41c \uc544\ud06c\ubcf4\ub2e4 \uc57d\ud574\uc9d1\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%C2%B7_DC_circuit_Breakers_Directional\"><\/span>\u00b7 DC \ud68c\ub85c \ucc28\ub2e8\uae30 \ubc29\ud5a5\uc131?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc77c\ubc18\uc801\uc73c\ub85c DC \ud68c\ub85c\uc5d0\uc11c\ub294 \uc804\ub958\uac00 \ub2e8\ubc29\ud5a5\uc73c\ub85c\ub9cc \ud750\ub985\ub2c8\ub2e4. \uc989, DC \ucc28\ub2e8\uae30\ub3c4 \ub2e8\ubc29\ud5a5\uc774\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\uc774\ub807\uac8c \ud558\uba74 \ucc28\ub2e8\uae30\uac00 \uc9c0\uc815\ub41c \ubc29\ud5a5\uc73c\ub85c\ub9cc \uc804\ud558 \ud750\ub984\uc744 \ud5c8\uc6a9\ud569\ub2c8\ub2e4. \uadf9\uc131\uc744 \ubc14\uafb8\uba74 \uc2ec\uac01\ud55c \uc548\uc804 \ubb38\uc81c\ub85c \uc778\ud574 \uc804\uae30 \uc7a5\uce58\uac00 \uc190\uc0c1\ub420 \uac00\ub2a5\uc131\uc774 \ud07d\ub2c8\ub2e4.<\/p>\n<p>DC \ucc28\ub2e8\uae30\ub294 \uc544\ud06c \uc804\uc555\uc73c\ub85c \uc804\ub958\ub97c \ucc28\ub2e8\ud560 \uc218 \uc788\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uc804\ub958\uac00 \ub0ae\uc744 \ub54c \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>These are mechanical switches that protect against short circuits and over-currents in circuits supplied with direct current. They are designed to break the current flow in DC electrical systems in the event of a fault. They apply mechanisms that can limit the current and also extinguish arcs caused by over-current. Through this, the differential timing [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":45285,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":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":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","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-45273","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>DC Circuit Breaker - KDM Steel<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DC Circuit Breaker - KDM Steel\" \/>\n<meta property=\"og:description\" content=\"These are mechanical switches that protect against short circuits and over-currents in circuits supplied with direct current. 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Through this, the differential timing [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.kdmsteel.com\/ko\/\uc9c1\ub958-\ud68c\ub85c-\ucc28\ub2e8\uae30\/\" \/>\n<meta property=\"og:site_name\" content=\"KDM Steel\" \/>\n<meta property=\"article:published_time\" content=\"2024-02-23T09:18:26+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2024\/02\/DC-Circuit-Breaker.png\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"450\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Sunny\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\uae00\uc4f4\uc774\" \/>\n\t<meta name=\"twitter:data1\" content=\"Sunny\" \/>\n\t<meta name=\"twitter:label2\" content=\"\uc608\uc0c1 \ub418\ub294 \ud310\ub3c5 \uc2dc\uac04\" \/>\n\t<meta name=\"twitter:data2\" content=\"17\ubd84\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.kdmsteel.com\\\/dc-circuit-breaker\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.kdmsteel.com\\\/dc-circuit-breaker\\\/\"},\"author\":{\"name\":\"Sunny\",\"@id\":\"https:\\\/\\\/www.kdmsteel.com\\\/#\\\/schema\\\/person\\\/0392524df5bea29020d93c4d283f1fc0\"},\"headline\":\"DC Circuit Breaker\",\"datePublished\":\"2024-02-23T09:18:26+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.kdmsteel.com\\\/dc-circuit-breaker\\\/\"},\"wordCount\":3330,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.kdmsteel.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.kdmsteel.com\\\/dc-circuit-breaker\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.kdmsteel.com\\\/wp-content\\\/uploads\\\/2024\\\/02\\\/DC-Circuit-Breaker.png\",\"articleSection\":[\"Blog\"],\"inLanguage\":\"ko-KR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.kdmsteel.com\\\/dc-circuit-breaker\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.kdmsteel.com\\\/dc-circuit-breaker\\\/\",\"url\":\"https:\\\/\\\/www.kdmsteel.com\\\/dc-circuit-breaker\\\/\",\"name\":\"DC Circuit Breaker - 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