{"id":47499,"date":"2025-12-25T08:20:18","date_gmt":"2025-12-25T08:20:18","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=47499"},"modified":"2025-12-25T08:20:18","modified_gmt":"2025-12-25T08:20:18","slug":"junction-box-nec-code-standards","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/","title":{"rendered":"\uc811\uc18d\ud568 NEC \ucf54\ub4dc \ud45c\uc900"},"content":{"rendered":"<p>\ubbf8\uad6d \uc804\uae30 \uc124\ube44\uc758 \ucd5c\uc18c \uc548\uc804 \uc694\uac74\uc778 NEC(National Electrical Code)\ub294 \ubaa8\ub4e0 \uc0b0\uc5c5 \ubd84\uc57c\uc5d0 \ud3ec\uad04\uc801\uc778 \uc9c0\uce68\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. NEC\ub294 \uad6c\uccb4\uc801\uc73c\ub85c \uc5b4\ub5a4 \uc804\uae30 \ud45c\uc900\uc744 \uaddc\uc815\ud558\uace0 \uc788\uc744\uae4c\uc694? \uac74\ubb3c\uc5d0 \uc811\uc18d\ud568\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc804\uae30 \ubc30\uc120 \uc2dc\uc2a4\ud15c\uc744 \uc124\uce58\ud574\uc57c \ud558\ub294 \uacbd\uc6b0, \uc774 \uae00\uc5d0\uc11c\ub294 \ub530\ub77c\uc57c \ud560 NEC \uc694\uac74\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 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\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#What_is_the_NEC_Code\" >NEC \ucf54\ub4dc\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#How_NEC_is_Updated_and_Maintained\" >NEC\ub294 \uc5b4\ub5bb\uac8c \uc5c5\ub370\uc774\ud2b8\ub418\uace0 \uc720\uc9c0 \uad00\ub9ac\ub418\ub294\uac00<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#NEC_Requirements_for_Junction_Boxes_and_Enclosures\" >NEC \uaddc\uc815\uc5d0 \ub530\ub978 \uc811\uc18d\ud568 \ubc0f \uc678\ud568 \uc694\uad6c\uc0ac\ud56d<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#NEC_31428%E2%80%94Junction_Box_Material\" >NEC 314.28\u2014\uc811\ud569\ud568 \uc7ac\uc9c8<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Material_Requirements\" >\uc790\uc7ac \uc18c\uc694\ub7c9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#IP_Rating_Requirements\" >IP \ub4f1\uae09 \uc694\uad6c\uc0ac\ud56d<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#NEC_31416%E2%80%94Volume_Size_of_the_Junction_Box\" >NEC 314.16 - \uc811\uc18d\ud568\uc758 \uc6a9\uc801 \ud06c\uae30<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Method_of_Determining_the_Correct_Volume\" >\uc815\ud655\ud55c \ubd80\ud53c\ub97c \uacb0\uc815\ud558\ub294 \ubc29\ubc95<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Box_Fill_Requirements\" >\ubc15\uc2a4 \ub0b4\uc6a9\ubb3c \uc694\uad6c \uc0ac\ud56d<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#NEC_370-29%E2%80%94Junction_Boxes_in_Hazardous_Locations\" >NEC 370-29\u2014\uc704\ud5d8 \uc9c0\uc5ed\uc758 \uc811\uc18d\ud568<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Special_Requirements_for_Hazardous_Areas\" >\uc704\ud5d8 \uc9c0\uc5ed\uc5d0 \ub300\ud55c \ud2b9\ubcc4 \uc694\uad6c \uc0ac\ud56d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Installation_Restrictions\" >\uc124\uce58 \uc81c\ud55c \uc0ac\ud56d<\/a><\/li><\/ul><\/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\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#NEC_31429%E2%80%94Junction_Box_in_Non-Hazardous_Locations\" >NEC 314.29\u2014\ube44\uc704\ud5d8 \uc9c0\uc5ed\uc758 \uc811\uc18d\ud568<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#NEC_Requirements\" >NEC \uc694\uad6c\uc0ac\ud56d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Cover_Requirements\" >\ubcf4\uc7a5 \uc694\uac74<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#NEC_250110%E2%80%94Grounding_Requirements\" >NEC 250.110 - \uc811\uc9c0 \uc694\uad6c\uc0ac\ud56d<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Grounding_for_Metal_Junction_Boxes\" >\uae08\uc18d \uc811\uc18d\ud568 \uc811\uc9c0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Grounding_for_Non-Metallic_Junction_Boxes\" >\ube44\uae08\uc18d \uc811\uc18d\ud568 \uc811\uc9c0<\/a><\/li><\/ul><\/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\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#NEC_11026-Clearance_Requirements\" >NEC 110.26 - \uc5ec\uc720 \uacf5\uac04 \uc694\uad6c \uc0ac\ud56d<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Clearance_Operation_Requirements\" >\ubcf4\uc548 \uac80\uc0c9 \uc791\uc5c5 \uc694\uad6c \uc0ac\ud56d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Accessibility_Rules\" >\uc811\uadfc\uc131 \uaddc\uce59<\/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-22\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#How_to_Avoid_Common_NEC_Violations\" >\ud754\ud788 \ubc1c\uc0dd\ud558\ub294 NEC \uc704\ubc18 \uc0ac\ud56d\uc744 \ud53c\ud558\ub294 \ubc29\ubc95<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Junction_Box_Overload\" >\uc811\uc18d\ud568 \uacfc\ubd80\ud558<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Improper_Equipment_Wiring\" >\uc7a5\ube44 \ubc30\uc120 \ubd88\ub7c9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Using_the_Incorrect_Type_of_Junction_Box\" >\uc798\ubabb\ub41c \uc720\ud615\uc758 \uc811\uc18d\ud568\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Excessive_Filling_of_Conduit_or_Cable_Trays\" >\uc804\uc120\uad00\uc774\ub098 \ucf00\uc774\ube14 \ud2b8\ub808\uc774\ub97c \uacfc\ub3c4\ud558\uac8c \ucc44\uc6b0\ub294 \uacbd\uc6b0<\/a><\/li><\/ul><\/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\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#FAQ\" >\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-28\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#What_Are_the_Differences_for_Enclosures_Between_NEMA_and_NEC\" >NEMA\uc640 NEC \uaddc\uaca9\uc758 \uc678\ud568 \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#How_to_Choose_a_Junction_Box_of_the_Appropriate_Volume\" >\uc801\uc808\ud55c \uc6a9\ub7c9\uc758 \uc811\uc18d\ud568\uc744 \uc120\ud0dd\ud558\ub294 \ubc29\ubc95\uc740 \ubb34\uc5c7\uc77c\uae4c\uc694?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Is_the_Covering_Junction_Box_Safe_and_Complies_with_NEC_Regulations\" >\ucee4\ubc84\ud615 \uc811\uc18d\ud568\uc740 \uc548\uc804\ud558\uba70 NEC \uaddc\uc815\uc744 \uc900\uc218\ud569\ub2c8\uae4c?<\/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\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#What_Consequences_can_be_Caused_by_Incorrect_Grounding_of_the_Junction_Box\" >\uc811\uc18d\ud568\uc758 \uc811\uc9c0\uac00 \uc798\ubabb\ub418\uba74 \uc5b4\ub5a4 \uacb0\uacfc\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/#Final_Thought\" >\ub9c8\uc9c0\ub9c9\uc73c\ub85c<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_the_NEC_Code\"><\/span>NEC \ucf54\ub4dc\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-47504\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/NEC-Code.jpg\" alt=\"NEC \ucf54\ub4dc\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/NEC-Code.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/NEC-Code-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/NEC-Code-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/NEC-Code-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\ubbf8\uad6d \uc804\uae30 \uaddc\uaca9(NEC)\uc740 \ube44\uc815\ubd80\uae30\uad6c\uc5d0\uc11c \uc81c\uc815\ud55c \ubaa8\ubc94 \uaddc\uc815\uc73c\ub85c, \uc778\uba85 \ubc0f \uc7ac\uc0b0 \uc548\uc804\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud55c \ucd5c\uc18c \uc548\uc804 \uae30\uc900\uc744 \uc81c\uc2dc\ud569\ub2c8\ub2e4. NEC\ub294 \uc62c\ubc14\ub978 \uc804\uae30 \ubc30\uc120\uc744 \uc7a5\ub824\ud558\uace0 \uc804\uae30 \uc124\ube44 \ubc0f \uc7a5\ube44\uc5d0 \ub300\ud55c \ud3ec\uad04\uc801\uc778 \uc9c0\uce68\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. NEC\ub294 \uc804\uae30 \uc2dc\uc2a4\ud15c \uc124\uce58\uc5d0 \ub300\ud55c \uc548\uc804 \ubc29\ubc95\uc744 \uc0c1\uc138\ud788 \uc124\uba85\ud558\uace0 \uc788\uc73c\uba70, \uc548\uc804 \uc608\ubc29 \uc870\uce58\uc5d0 \ub300\ud55c \uc885\ud569\uc801\uc778 \uc9c0\uce68\ub3c4 \uc81c\uacf5\ud569\ub2c8\ub2e4. NEC\uc758 \uc9c0\uce68\uc5d0 \ub530\ub77c \uc62c\ubc14\ub974\uac8c \uc124\uce58\ud558\uba74 \ud654\uc7ac, \uac10\uc804 \ubc0f \uc624\uc791\ub3d9\uc744 \uc608\ubc29\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_NEC_is_Updated_and_Maintained\"><\/span>NEC\ub294 \uc5b4\ub5bb\uac8c \uc5c5\ub370\uc774\ud2b8\ub418\uace0 \uc720\uc9c0 \uad00\ub9ac\ub418\ub294\uac00<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>NEC \ucf54\ub4dc\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<a href=\"https:\/\/www.kdmsteel.com\/ko\/\uc811\ud569-\uc0c1\uc790-\uc778\ud074\ub85c\uc800\/\">\uc815\uc158 \ubc15\uc2a4<\/a>\u00a0NEC \uc790\uccb4\ub294 \ubc95\uc801 \ud6a8\ub825\uc774 \uc5c6\uc9c0\ub9cc, \ubbf8\uad6d \ub300\ubd80\ubd84\uc758 \uc8fc\ub294 NEC\ub97c \uad00\ud560\uad8c \ub0b4 \uc804\uae30 \uaddc\uc815\uc73c\ub85c \ubc95\uc801 \ud615\ud0dc\ub85c \ucc44\ud0dd\ud588\uc2b5\ub2c8\ub2e4. NEC\uc758 \uc5c4\uaca9\ud55c \uc791\uc131 \ubc29\uc2dd\uacfc \uad11\ubc94\uc704\ud55c \uc801\uc6a9\uc73c\ub85c \uc778\ud574 NEC\ub294 \uad6d\uc81c\uc801\uc73c\ub85c \uac00\uc7a5 \uc601\ud5a5\ub825 \uc788\ub294 \uc804\uae30 \uaddc\uaca9\uc774 \ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc774\ubbf8 \ubcf4\ud5d8\uacfc \uc0ac\ubc95 \uc81c\ub3c4\uc758 \uae30\ubc18\uc774 \ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<p>NEC\uc758 \uad8c\uc704\ub294 \ucca8\ub2e8 \uae30\uc220\uacfc \uc548\uc804\uc131\uc5d0\uc11c \ube44\ub86f\ub429\ub2c8\ub2e4. NEC\ub294 3\ub144\ub9c8\ub2e4 \uc5c5\ub370\uc774\ud2b8 \ubc0f \uac1c\uc815\ub418\uba70, \uc804\ubb38\uac00 \ud328\ub110\uc758 \uac80\ud1a0\ub97c \uac70\uccd0 \uc804\uae30 \uc124\ube44\uc758 \uc548\uc804\uc131\uacfc \ud6a8\uc728\uc131\uc744 \ub192\uc785\ub2c8\ub2e4.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"NEC_Requirements_for_Junction_Boxes_and_Enclosures\"><\/span>NEC \uaddc\uc815\uc5d0 \ub530\ub978 \uc811\uc18d\ud568 \ubc0f \uc678\ud568 \uc694\uad6c\uc0ac\ud56d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>NEC(\ubbf8\uad6d \uc804\uae30 \uaddc\uaca9)\ub294 \uc815\ud655\ud55c \uc804\uae30 \ubc30\uc120\uacfc \uc548\uc804\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 \uc811\uc18d\ud568\uc758 \ubaa8\ub4e0 \uce21\uba74\uc5d0 \ub300\ud55c \uad6c\uccb4\uc801\uc778 \uc694\uad6c \uc0ac\ud56d\uc744 \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uc811\uc18d\ud568\uc5d0 \ub300\ud55c NEC\uc758 \uba87 \uac00\uc9c0 \uad6c\uccb4\uc801\uc778 \uc694\uad6c \uc0ac\ud56d\uc785\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"NEC_31428%E2%80%94Junction_Box_Material\"><\/span>NEC 314.28\u2014\uc811\ud569\ud568 \uc7ac\uc9c8<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc81c314.28\uc870\ub294 \uc811\uc18d\ud568\uc758 \uc7ac\uc9c8 \uc120\ud0dd\uc744 \uaddc\uc815\ud558\uace0 \uc788\uc73c\uba70, \uc811\uc18d\ud568\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uae08\uc18d \ub610\ub294 \ud50c\ub77c\uc2a4\ud2f1\uc73c\ub85c \uc81c\uc791\ub429\ub2c8\ub2e4. \uc124\uce58 \ud658\uacbd\uc744 \uace0\ub824\ud558\uc5ec \uc801\uc808\ud55c \ud2b9\uc815 \uc811\uc18d\ud568\uc744 \uc9c1\uc811 \uc120\ud0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Material_Requirements\"><\/span>\uc790\uc7ac \uc18c\uc694\ub7c9<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\uc77c\ubc18\uc801\uc73c\ub85c \uc811\uc18d\ud568\uc740 \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc774\ub098 PVC\uc640 \uac19\uc740 \ubd88\uc5f0\uc131 \uc7ac\ub8cc\ub85c \uc81c\uc791\ub429\ub2c8\ub2e4. \ubb3c\ub860 \uc811\uc18d\ud568 \uc7ac\ub8cc\ub97c \uc120\ud0dd\ud560 \ub54c\ub294 \ub2e4\uc591\ud55c \uc0ac\uc6a9 \ud658\uacbd\uc744 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\uc608\ub97c \ub4e4\uc5b4 \uc124\uce58 \ud658\uacbd\uc774 \uc2b5\ud55c \uacbd\uc6b0 \uc2b5\uae30\uac00 \uc811\uc18d\ud568 \ub0b4\ubd80\ub85c \uc27d\uac8c \uc2a4\uba70\ub4e4\uc5b4 \uc804\uae30 \uc548\uc804\uc5d0 \uc704\ud611\uc774 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc801\uc808\ud55c \ubc29\uc2b5 \ub4f1\uae09\uc744 \uac16\ucd98 \uc811\uc18d\ud568\uc744 \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\ubd80\uc2dd\uc131 \ud658\uacbd\uc5d0 \uc124\uce58\ud558\ub294 \uacbd\uc6b0, \uae08\uc18d \uc7ac\uc9c8\uc758 \uc811\uc18d\ud568(\uc608: \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15, \uc2a4\ud14c\uc778\ub4dc\uae00\ub77c\uc2a4, \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15, \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15)\uc744 \uc120\ud0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/www.kdmsteel.com\/ko\/\uc804\uae30-\uc778\ud074\ub85c\uc800\/\uc2a4\ud14c\uc778\ub9ac\uc2a4-\uc2a4\ud2f8-\uc804\uae30-\uc778\ud074\ub85c\uc800\/\">\uc2a4\ud14c\uc778\ub9ac\uc2a4 \uc2a4\ud2f8<\/a>\u00a0\uadf8\ub9ac\uace0 <a href=\"https:\/\/www.kdmsteel.com\/ko\/\uc54c\ub8e8\ubbf8\ub284-\uc778\ud074\ub85c\uc800\/\">\uc54c\ub958\ubbf8\ub284<\/a>. \uc774 \uc18c\uc7ac\ub294 \ubd80\uc2dd\ub960\uc774 \ub0ae\uc544 \ub179\uc2ac\uac70\ub098 \uc190\uc0c1\ub418\ub294 \uac83\uc744 \ubc29\uc9c0\ud558\uace0 \uc218\uba85\uc744 \uc5f0\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ud50c\ub77c\uc2a4\ud2f1 \ubc30\uc804\ud568\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \uc790\uc678\uc120 \ubc0f \uc2b5\uae30\uc640 \uac19\uc740 \uc5f4\uc545\ud55c \ud658\uacbd \uc870\uac74\uc744 \uacac\ub51c \uc218 \uc788\uc5b4\uc57c \ud558\uba70, \uc804\uae30 \ud658\uacbd\uc5d0 \ub9de\uac8c \uc5c4\uaca9\ud558\uac8c \uc81c\uc791\ud574\uc57c \ud569\ub2c8\ub2e4.<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-47380\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/2_3_4-Gang-Junction-Box.jpg\" alt=\"2\uad6c, 3\uad6c, 4\uad6c \uc811\uc18d\ud568\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/2_3_4-Gang-Junction-Box.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/2_3_4-Gang-Junction-Box-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/2_3_4-Gang-Junction-Box-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/2_3_4-Gang-Junction-Box-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h4><span class=\"ez-toc-section\" id=\"IP_Rating_Requirements\"><\/span>IP \ub4f1\uae09 \uc694\uad6c\uc0ac\ud56d<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\uc811\uc18d\ud568\uc758 \uc7ac\uc9c8\uacfc \uad00\uacc4\uc5c6\uc774, NEC(\ubbf8\uad6d \uc804\uae30 \uaddc\uaca9)\ub294 \uc811\uc18d\ud568\uc774 \uc77c\uc815 \uc218\uc900\uc758 \uc808\uc5f0\uc131\uc744 \uac16\ucdb0\uc57c \ud55c\ub2e4\uace0 \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/www.kdmsteel.com\/ko\/ip-\uc778\ud074\ub85c\uc800\/\">\uce68\ud22c \ubcf4\ud638(IP)<\/a>. IP \ub4f1\uae09\uc740 \uc2b5\uae30\uc640 \uba3c\uc9c0\uc5d0 \ub300\ud55c \uc800\ud56d\ub825\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc774\ub294 \uc2e4\uc678, \uacf5\uc7a5 \ubc0f \uc2b5\ud55c \uc0dd\uc0b0 \ud658\uacbd\uc5d0\uc11c \uc804\uae30 \uc548\uc804\uc5d0 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"NEC_31416%E2%80%94Volume_Size_of_the_Junction_Box\"><\/span>NEC 314.16 - \uc811\uc18d\ud568\uc758 \uc6a9\uc801 \ud06c\uae30<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>NEC 314.16\uc740 \ub2e4\uc591\ud55c \uc804\uc120 \uc720\ud615\uc5d0 \ub300\ud55c \uc811\uc18d\ud568\uc758 \ucd5c\uc18c \uc6a9\uc801\uc5d0 \ub300\ud55c \uc138\ubd80 \uaddc\uc815\uc744 \uba85\uc2dc\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ud575\uc2ec\uc740 \uacfc\uc5f4, \uc808\uc5f0 \uc190\uc0c1 \ub610\ub294 \uacfc\ubc00\ub85c \uc778\ud55c \uc5f0\uacb0 \ubd88\ub7c9\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc811\uc18d\ud568 \ub0b4\ubd80\uc5d0 \uc804\uc120, \ucee4\ub125\ud130 \ubc0f \uc7a5\ube44\ub97c \uc704\ud55c \ucda9\ubd84\ud55c \uacf5\uac04\uc744 \ud655\ubcf4\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Method_of_Determining_the_Correct_Volume\"><\/span>\uc815\ud655\ud55c \ubd80\ud53c\ub97c \uacb0\uc815\ud558\ub294 \ubc29\ubc95<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\ubbf8\uad6d \uc804\uae30 \uaddc\uaca9(NEC)\uc5d0\uc11c\ub294 \ubd80\ud53c \uce21\uc815 \ub2e8\uc704\ub85c \uc785\ubc29\uc778\uce58\ub97c \uc0ac\uc6a9\ud558\ub3c4\ub85d \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \ud544\uc694\ud55c \ubd80\ud53c\ub294 \uc811\uc18d\ud568 \ub0b4\ubd80\uc5d0 \uc218\uc6a9\ud574\uc57c \ud558\ub294 \uc804\uc120\uc758 \uc218\uc640 \ud06c\uae30, \uadf8\ub9ac\uace0 \ubd80\uc18d\ud488, \uc2a4\uc704\uce58, \ucf58\uc13c\ud2b8 \ub4f1 \ub0b4\ubd80\uc5d0 \uc124\uce58\ub418\ub294 \uc7a5\uce58\ub4e4\uc744 \uae30\uc900\uc73c\ub85c \uacb0\uc815\ub429\ub2c8\ub2e4.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Box_Fill_Requirements\"><\/span>\ubc15\uc2a4 \ub0b4\uc6a9\ubb3c \uc694\uad6c \uc0ac\ud56d<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\ud569\ub9ac\uc801\uc778 \ubc30\uc120 \ubc30\uce58\uc640 \uc804\uae30 \uc548\uc804\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud574, NEC(\ubbf8\uad6d \uc804\uae30 \uaddc\uaca9)\uc5d0\uc11c\ub294 \ub2e4\uc591\ud55c \uc804\uc120 \uad75\uae30\uc640 \uac1c\uc218\uc5d0 \ud544\uc694\ud55c \ucd5c\uc18c \uc811\uc18d\ud568 \ud06c\uae30\uc640 \ubd80\ud53c\ub97c \uba85\ud655\ud558\uac8c \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, 18\uc138\uc81c\uacf1\uc778\uce58 \uc811\uc18d\ud568\uc5d0\ub294 \ucd5c\ub300 3~6\uac1c\uc758 \uc804\uc120\uc744 \uc218\uc6a9\ud560 \uc218 \uc788\uace0, 20\uc138\uc81c\uacf1\uc778\uce58 \uc811\uc18d\ud568\uc5d0\ub294 \ucd5c\ub300 7~8\uac1c\uc758 \uc804\uc120\uc744 \uc218\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"NEC_370-29%E2%80%94Junction_Boxes_in_Hazardous_Locations\"><\/span>NEC 370-29\u2014\uc704\ud5d8 \uc9c0\uc5ed\uc758 \uc811\uc18d\ud568<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-47373\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Plastic-Junction-Box-2.jpg\" alt=\"\ud50c\ub77c\uc2a4\ud2f1 \uc811\uc18d\ud568(2)\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Plastic-Junction-Box-2.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Plastic-Junction-Box-2-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Plastic-Junction-Box-2-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Plastic-Junction-Box-2-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc704\ud5d8 \uc9c0\uc5ed\uc5d0 \uc124\uce58\ub418\ub294 \uc811\uc18d\ud568\uc758 \uc0dd\uc0b0\uc5d0\ub294 \uc801\ud569\ud55c \uc7ac\ub8cc\ub97c \uc120\uc815\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc811\uc18d\ud568\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uac00\uc5f0\uc131 \uac00\uc2a4\uc640 \ubd84\uc9c4\uc774 \uc788\ub294 \ud658\uacbd\uc5d0 \uc0ac\uc6a9\ub418\ubbc0\ub85c, \ub300\uaddc\ubaa8 \ud3ed\ubc1c\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \ud2b9\uc815 \uc548\uc804 \uae30\uc900\uc744 \uc900\uc218\ud558\uc5ec \uc0dd\uc0b0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Special_Requirements_for_Hazardous_Areas\"><\/span>\uc704\ud5d8 \uc9c0\uc5ed\uc5d0 \ub300\ud55c \ud2b9\ubcc4 \uc694\uad6c \uc0ac\ud56d<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\uc704\ud5d8 \uc9c0\uc5ed\uc758 \ubc30\uc804\ud568\uc740 \uac00\uc5f0\uc131 \uac00\uc2a4\uac00 \uc0c8\uc5b4 \ub098\uc624\uc9c0 \uc54a\ub3c4\ub85d \uc5c4\uaca9\ud558\uac8c \ubc00\ud3d0\ud574\uc57c \ud569\ub2c8\ub2e4. \ub610\ud55c \ubc29\ud3ed\ud615\uc774\uc5b4\uc57c \ud558\uba70, \ub0b4\ubd80\uc5d0\uc11c \ud3ed\ubc1c\uc774 \ubc1c\uc0dd\ud558\ub354\ub77c\ub3c4 \ubc30\uc804\ud568\uc774 \uc190\uc0c1\ub418\uc9c0 \uc54a\uc544 \ub300\uaddc\ubaa8 \ud3ed\ubc1c\uc774\ub098 \ud654\uc7ac\ub97c \ubc29\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\ub610\ud55c \uc815\uc804\uae30\ub85c \uc778\ud55c \ubc1c\ud654\ub97c \ubc29\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4. \uc815\uc804\uae30 \uc81c\uac70\ub294 \ud544\uc218\uc801\uc778 \uae30\ub2a5\uc785\ub2c8\ub2e4. \ub2e4\uc591\ud55c \uc811\uc18d\ud568\uc5d0\ub294 \uc704\ud5d8 \ud45c\uc2dc \ubc0f \ucd5c\ub300 \uc628\ub3c4 \ub4f1\uae09\uacfc \uac19\uc740 \uba85\ud655\ud55c \ub77c\ubca8\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Installation_Restrictions\"><\/span>\uc124\uce58 \uc81c\ud55c \uc0ac\ud56d<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\ubc30\uc804\ubc18\uc740 \ucc9c\uc7a5, \ubcbd \ub610\ub294 \ub2e4\ub77d\ubc29, \ubc14\ub2e5 \uc544\ub798\uc640 \uac19\uc774 \uc811\uadfc\ud560 \uc218 \uc5c6\ub294 \uacf5\uac04\uc5d0 \uc228\uaca8\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/p>\n<p>\uc778\ud654\uc131 \uac00\uc2a4\ub098 \uba3c\uc9c0\ub85c \uc778\ud574 \ud654\uc7ac\ub098 \ud3ed\ubc1c\uc774 \ubc1c\uc0dd\ud560 \uac00\ub2a5\uc131\uc774 \uc788\ub294 \uc7a5\uc18c\uc5d0 \uc124\uce58\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"NEC_31429%E2%80%94Junction_Box_in_Non-Hazardous_Locations\"><\/span>NEC 314.29\u2014\ube44\uc704\ud5d8 \uc9c0\uc5ed\uc758 \uc811\uc18d\ud568<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"NEC_Requirements\"><\/span>NEC \uc694\uad6c\uc0ac\ud56d<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\ube44\uc704\ud5d8 \uc9c0\uc5ed\uc758 \ubc30\uc804\ubc18\uc740 \uc720\uc9c0\ubcf4\uc218 \ubc0f \uc810\uac80\uc774 \uc6a9\uc774\ud558\ub3c4\ub85d \uc811\uadfc\uc131\uc774 \uc88b\uc740 \uc704\uce58\uc5d0 \uc124\uce58\ud574\uc57c \ud55c\ub2e4\uace0 NEC(\ubbf8\uad6d \uc804\uae30 \uaddc\uaca9)\uc5d0\uc11c \uba85\ud655\ud788 \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc124\uce58 \uc7a5\uc18c \uc8fc\ubcc0\uc5d0\ub294 \uc7a5\uc560\ubb3c\uc774 \uc5c6\uc5b4\uc57c \ud558\uba70, \uc548\uc804\ud55c \uc791\uc5c5\uacfc \uc720\uc9c0\ubcf4\uc218\uac00 \uac00\ub2a5\ud574\uc57c \ud569\ub2c8\ub2e4. \ub610\ud55c, \ubc30\uc804\ubc18\uc740 \uc7a5\uae30\uac04 \uc0ac\uc6a9\uc73c\ub85c \uc778\ud55c \ubcc0\uc704 \ubc0f \ud480\ub9bc\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \ub2e8\ub2e8\ud788 \uace0\uc815\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Cover_Requirements\"><\/span>\ubcf4\uc7a5 \uc694\uac74<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\ub36e\uac1c\ub294 \ub098\uc0ac\ub85c \ub2e8\ub2e8\ud788 \uace0\uc815\ud574\uc57c \ud569\ub2c8\ub2e4. \ub36e\uac1c\uac00 \uac00\uc7a5\uc790\ub9ac\uc5d0\uc11c \ucd5c\ub300 1\/8\uc778\uce58(\uc57d 3mm) \uc774\uc0c1 \ub3cc\ucd9c\ub418\uc9c0 \uc54a\ub3c4\ub85d \ud574\uc57c \ud558\uba70, \uc774\ub294 \uac10\uc804 \uc0ac\uace0\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \uc608\ubc29\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"NEC_250110%E2%80%94Grounding_Requirements\"><\/span>NEC 250.110 - \uc811\uc9c0 \uc694\uad6c\uc0ac\ud56d<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-47502\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box-Grounding-Requirements.jpg\" alt=\"\uc811\uc18d\ud568 \uc811\uc9c0 \uc694\uad6c \uc0ac\ud56d\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box-Grounding-Requirements.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box-Grounding-Requirements-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box-Grounding-Requirements-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box-Grounding-Requirements-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc81c250.110\uc870\ub294 \uc804\uae30 \uc124\ube44\uc758 \uc811\uc9c0 \uae30\uc900\uc744 \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc811\uc9c0\ub294 \uc811\uc18d\ud568\uc744 \uc811\uc9c0\ud558\uc5ec \uace0\uc7a5 \uc804\ub958\uac00 \uc548\uc804\ud558\uac8c \uadc0\ud658\ud560 \uc218 \uc788\ub294 \uacbd\ub85c\ub97c \uc81c\uacf5\ud568\uc73c\ub85c\uc368 \uac10\uc804 \ubc0f \ud654\uc7ac\ub97c \uc608\ubc29\ud558\ub294 \ud6a8\uacfc\uc801\uc778 \uc870\uce58\uc785\ub2c8\ub2e4. \uc774 \uc870\uce58\ub294 \uc8fc\ub85c \uc811\uc9c0 \ub3c4\uccb4\ub97c \uc811\uc18d\ud568\uc5d0 \uc5f0\uacb0\ud558\ub294 \uac83\uc744 \ud3ec\ud568\ud569\ub2c8\ub2e4.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Grounding_for_Metal_Junction_Boxes\"><\/span>\uae08\uc18d \uc811\uc18d\ud568 \uc811\uc9c0<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\uc811\uc18d\ud568 \ub0b4\ubd80\uc758 \uae08\uc18d \ubd80\ud488\uc740 \uc811\uc9c0 \uc2dc\uc2a4\ud15c\uc5d0 \uc5f0\uacb0\ud574\uc57c \ud569\ub2c8\ub2e4. \uc811\uc9c0\uc120\uc740 \uc811\uc18d\ud568\uc758 \ud06c\uae30\uc640 \uc77c\uce58\ud574\uc57c \ud569\ub2c8\ub2e4. \uae08\uc18d \uc811\uc18d\ud568\uc740 \ub098\uc0ac \uad6c\uba4d\uc5d0 \uc811\uc9c0 \ub098\uc0ac\ub97c \uc124\uce58\ud558\uc5ec \uc811\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Grounding_for_Non-Metallic_Junction_Boxes\"><\/span>\ube44\uae08\uc18d \uc811\uc18d\ud568 \uc811\uc9c0<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\ud50c\ub77c\uc2a4\ud2f1\uacfc \uac19\uc740 \ube44\uae08\uc18d \uc811\uc18d\ud568\uc758 \uacbd\uc6b0\uc5d0\ub3c4 \uaddc\uaca9\uc5d0 \ub9de\ub294 \uc811\uc9c0 \ud074\ub9bd\uc774\ub098 \uc811\uc9c0 \ub3c4\uccb4\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc801\uc808\ud55c \uc704\uce58\uc5d0 \uc124\uce58\ud574\uc57c \ud569\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c NEC\uc5d0\uc11c \uaddc\uc815\ud558\ub294 \uc811\uc9c0 \ubc29\ubc95\uc5d0 \ub530\ub77c \uc811\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"NEC_11026-Clearance_Requirements\"><\/span>NEC 110.26 - \uc5ec\uc720 \uacf5\uac04 \uc694\uad6c \uc0ac\ud56d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc81c110.26\uc870\ub294 \uc8fc\ub85c \uc811\uc18d\ud568\uacfc \uae30\ud0c0 \uc804\uae30 \uc7a5\ube44 \uc0ac\uc774\uc758 \uc548\uc804 \uac70\ub9ac\ub97c \uaddc\uc815\ud558\uace0 \uc804\uae30 \uae30\uc220\uc790\uc758 \uc791\uc5c5\uc5d0 \uc801\uc808\ud558\uace0 \uc548\uc804\ud55c \uacf5\uac04\uc744 \ud655\ubcf4\ud558\ub294 \uac83\uc5d0 \uad00\ud55c \uac83\uc785\ub2c8\ub2e4.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Clearance_Operation_Requirements\"><\/span>\ubcf4\uc548 \uac80\uc0c9 \uc791\uc5c5 \uc694\uad6c \uc0ac\ud56d<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\ubc30\uc804\ud568 \uc55e \ucd5c\uc18c \uc791\uc5c5 \uacf5\uac04\uc740 \uae4a\uc774 36\uc778\uce58\uc785\ub2c8\ub2e4. \uc810\uac80 \ubc0f \uc791\uc5c5 \ub3c4\uad6c \uc0ac\uc6a9\uc744 \uc704\ud55c \uae4a\uc774 \uacf5\uac04\uc740 30\uc778\uce58\uc785\ub2c8\ub2e4. \uc548\uc804 \ubc0f \uc720\uc9c0\ubcf4\uc218 \ubaa9\uc801\uc73c\ub85c, \ubbf8\uad6d \uc804\uae30 \uaddc\uaca9(NEC)\uc740 \uc124\uce58\ub41c \uc7a5\ube44\uc758 \uc804\uc555\uc744 \uae30\uc900\uc73c\ub85c \ucd5c\uc18c 6\ud53c\ud2b8\uc758 \uba38\ub9ac \uc704 \uc5ec\uc720 \uacf5\uac04\uc744 \ud655\ubcf4\ud574\uc57c \ud55c\ub2e4\uace0 \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Accessibility_Rules\"><\/span>\uc811\uadfc\uc131 \uaddc\uce59<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\uc7a5\uce58 \ub3c4\uc5b4\ub294 \ubd80\ud488 \ubc0f \ud68c\ub85c\uc5d0 \uc27d\uac8c \uc811\uadfc\ud560 \uc218 \uc788\ub3c4\ub85d \ucd5c\uc18c 90\ub3c4 \uc774\uc0c1 \uc5f4\ub9b4 \uc218 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc791\uc5c5 \uacf5\uac04\uc740 \ud1b5\ub85c\ub97c \ub9c9\ub294 \uc7a5\uc560\ubb3c \uc5c6\uc774 \uae68\ub057\ud558\uac8c \uc720\uc9c0\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_to_Avoid_Common_NEC_Violations\"><\/span>\ud754\ud788 \ubc1c\uc0dd\ud558\ub294 NEC \uc704\ubc18 \uc0ac\ud56d\uc744 \ud53c\ud558\ub294 \ubc29\ubc95<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-47503\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box.jpg\" alt=\"\uc815\uc158\ubc15\uc2a4\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Junction_Box_Overload\"><\/span>\uc811\uc18d\ud568 \uacfc\ubd80\ud558<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\ubc30\uc120\ud568 \ub0b4\ubd80\uc5d0 \ub108\ubb34 \ub9ce\uc740 \uc804\uc120, \ucee4\ub125\ud130 \ubc0f \uc7a5\uce58\uac00 \uc788\uc5b4 \ubc30\uc120\ud568\uc758 \uc6a9\ub7c9\uc744 \ucd08\uacfc\ud558\uba74 \uc7a5\ube44\uc758 \uc5f4 \ucd95\uc801\uc73c\ub85c \uc778\ud574 \uc808\uc5f0\uccb4\uac00 \ub178\ud654\ub418\uac70\ub098 \ub179\uc744 \uc218 \uc788\uc73c\uba70, \uc2ec\uc9c0\uc5b4 \ub2e8\ub77d\uc774\ub098 \ud654\uc7ac\uac00 \ubc1c\uc0dd\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \ubc30\uc120\ud568\uc758 \uc6a9\ub7c9\uc740 \uc804\uc120 \uac1c\uc218\ub97c \uae30\uc900\uc73c\ub85c \uacc4\uc0b0\ud574\uc57c \ud569\ub2c8\ub2e4. \ud655\uc2e4\ud558\uc9c0 \uc54a\uc740 \uacbd\uc6b0 \uc6a9\ub7c9\uc774 \ub354 \ud070 \ubc30\uc120\ud568\uc744 \uc120\ud0dd\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Improper_Equipment_Wiring\"><\/span>\uc7a5\ube44 \ubc30\uc120 \ubd88\ub7c9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uae08\uc18d \uc0c1\uc790\ub098 \ud29c\ube0c \ud648\uc758 \uc811\uc9c0\uc120\uc774 \uc5f0\uacb0\ub418\uc9c0 \uc54a\uc558\uac70\ub098, \uc62c\ubc14\ub978 \ub2e8\uc790\ub97c \uc0ac\uc6a9\ud558\uc9c0 \uc54a\uace0 \uc811\uc9c0 \ub098\uc0ac\uc5d0\ub9cc \uac10\uaca8 \uc788\ub294 \uacbd\uc6b0, \uc7a5\uae30\uac04 \uc804\ub958\uac00 \ud750\ub978 \uae08\uc18d \uc678\ud568\uc740 \uc811\uc9c0 \uc624\ub958 \ubc1c\uc0dd \uc2dc \uc2ec\uac01\ud55c \uac10\uc804 \uc704\ud5d8\uc744 \ucd08\ub798\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uae08\uc18d \uc811\ucd09\uc774 \ud655\uc2e4\ud558\uac8c \uc774\ub8e8\uc5b4\uc9c0\ub3c4\ub85d \uc62c\ubc14\ub978 \ub2e8\uc790 \ube14\ub85d, \ud074\ub9bd \ub610\ub294 \ub098\uc0ac\ub97c \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Using_the_Incorrect_Type_of_Junction_Box\"><\/span>\uc798\ubabb\ub41c \uc720\ud615\uc758 \uc811\uc18d\ud568\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc608\ub97c \ub4e4\uc5b4, \uc2b5\ud55c \ud658\uacbd\uc5d0\uc11c\ub294 \uac74\uc870\ud55c \uacf3\uc5d0\uc11c \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ud558\ub294 \uc811\uc18d\ud568\uc744 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624. \ubd80\uc801\uc808\ud55c \uc811\uc18d\ud568\uc740 \uba3c\uc9c0\uc640 \uc2b5\uae30\uac00 \ub0b4\ubd80\ub85c \uc720\uc785\ub418\ub3c4\ub85d \ud569\ub2c8\ub2e4. \uc2b5\uae30\ub294 \ubd80\uc2dd, \ub2e8\ub77d \ubc0f \uac10\uc804 \uc704\ud5d8\uc744 \ucd08\ub798\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc561\uc138\uc11c\ub9ac\ub97c \uc5f0\uacb0\ud560 \ub54c\ub294 \ud56d\uc0c1 NEC \ud45c\uc900\uc744 \uc900\uc218\ud558\ub294 \ud2b9\uc815 \uc811\uc18d\ud568\uc744 \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Excessive_Filling_of_Conduit_or_Cable_Trays\"><\/span>\uc804\uc120\uad00\uc774\ub098 \ucf00\uc774\ube14 \ud2b8\ub808\uc774\ub97c \uacfc\ub3c4\ud558\uac8c \ucc44\uc6b0\ub294 \uacbd\uc6b0<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc804\uc120\uad00\uc5d0 \uc0bd\uc785\ub418\ub294 \uc804\uc120\uc758 \ub2e8\uba74\uc801\uc774 \ud5c8\uc6a9 \ucd5c\ub300 \ucda9\uc9c4\uc728\uc744 \ucd08\uacfc\ud558\uba74 \uc5f4 \ubc29\ucd9c\uc774 \ubd88\ub7c9\ud574\uc9c0\uace0 \uc804\uc120\uc774 \uacfc\uc5f4\ub418\uc5b4 \uc808\uc5f0\uccb4\uac00 \uc190\uc0c1\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc804\uc120\uad00\uc758 \uc801\uc808\ud55c \ucda9\uc9c4\uc728\uc744 \uacc4\uc0b0\ud558\uac70\ub098 \ub354 \ud070 \uc804\uc120\uad00\uc744 \uc120\ud0dd\ud558\uba74 \uc5f4 \ubc29\ucd9c\uc744 \uac1c\uc120\ud558\uace0 \ud5a5\ud6c4 \ubc30\uc120 \ud655\uc7a5\uc744 \uc704\ud55c \ucda9\ubd84\ud55c \uacf5\uac04\uc744 \ud655\ubcf4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-47501\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box-2.jpg\" alt=\"\uc811\uc18d\ud568(2)\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box-2.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box-2-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box-2-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box-2-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"What_Are_the_Differences_for_Enclosures_Between_NEMA_and_NEC\"><\/span>NEMA\uc640 NEC \uaddc\uaca9\uc758 \uc678\ud568 \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/www.kdmsteel.com\/ko\/\ub124\ub9c8-\uc778\ud074\ub85c\uc800\/\">\uad6d\ub9bd\ub9c8\uc57d\uad6d<\/a>\u00a0NEMA\ub294 \uc0b0\uc5c5 \ud45c\uc900 \uae30\uad6c\uc785\ub2c8\ub2e4. \uc8fc\ub85c \ubc29\uc9c4, \ubc29\uc218, \ub0b4\uc2dd\uc131 \ub4f1 \uc804\uae30 \uc778\ud074\ub85c\uc800\uc758 \ubb3c\ub9ac\uc801 \ud2b9\uc131\uc744 \ubd84\ub958\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \uc778\ud074\ub85c\uc800\uc758 \uc81c\ud488 \uc131\ub2a5 \ud45c\uc900\uc744 \uc815\uc758\ud569\ub2c8\ub2e4. NEC\ub294 \ud2b9\uc815 \uc124\uce58 \ud658\uacbd\uc5d0\uc11c \ud574\ub2f9 NEMA \ub4f1\uae09\uc744 \uc900\uc218\ud558\ub294 \uc778\ud074\ub85c\uc800 \uc0ac\uc6a9\uc744 \uc758\ubb34\ud654\ud558\ub294 \uaddc\uc81c \uc548\uc804 \uc124\uce58 \uaddc\uaca9\uc785\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"How_to_Choose_a_Junction_Box_of_the_Appropriate_Volume\"><\/span>\uc801\uc808\ud55c \uc6a9\ub7c9\uc758 \uc811\uc18d\ud568\uc744 \uc120\ud0dd\ud558\ub294 \ubc29\ubc95\uc740 \ubb34\uc5c7\uc77c\uae4c\uc694?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>NEC 314.16\uc5d0 \ub530\ub974\uba74, \ubc15\uc2a4 \ub0b4\ubd80\uc758 \ubaa8\ub4e0 \uad6c\uc131 \uc694\uc18c\ub97c \uc138\uace0 NEC \uaddc\uc815\uc5d0 \ub530\ub77c \uac01 \uad6c\uc131 \uc694\uc18c\uac00 \ucc28\uc9c0\ud558\ub294 \uc804\uc120 \uc218\ub97c \uacc4\uc0b0\ud574\uc57c \ud569\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c \ucd5c\ub300 \uc804\uc120 \uaddc\uaca9\uc744 \uae30\uc900\uc73c\ub85c \ub2e8\uc704 \uc804\uc120 \uc218\ub7c9\ub2f9 \ubd80\ud53c\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4. \uc811\uc18d\ud568\uc758 \ubd80\ud53c\ub294 \ud544\uc694\ud55c \ubd80\ud53c\ubcf4\ub2e4 \ud06c\uac8c \uc124\uacc4\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Is_the_Covering_Junction_Box_Safe_and_Complies_with_NEC_Regulations\"><\/span>\ucee4\ubc84\ud615 \uc811\uc18d\ud568\uc740 \uc548\uc804\ud558\uba70 NEC \uaddc\uc815\uc744 \uc900\uc218\ud569\ub2c8\uae4c?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\ub124, \ub36e\uac1c\uac00 \uc788\ub294 \uc811\uc18d\ud568\uc740 \uc548\uc804\ud560 \ubfd0\ub9cc \uc544\ub2c8\ub77c NEC \uaddc\uc815\uc758 \ud544\uc218 \uc694\uac74\uc785\ub2c8\ub2e4. \ubaa8\ub4e0 \uc811\uc18d\ud568\uc740 \uac10\uc804\uc744 \ubc29\uc9c0\ud558\uace0 \uba3c\uc9c0\uc640 \uc2b5\uae30\uc758 \uc720\uc785\uc744 \ub9c9\uc544 \uc804\uae30\ud568 \uc2dc\uc2a4\ud15c\uc758 \ubb34\uacb0\uc131\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 \uc644\uc804\ud55c \ub36e\uac1c\ub85c \ub36e\uc5ec \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\uc120\ud0dd\ud558\ub294 \ucee4\ubc84 \ud50c\ub808\uc774\ud2b8\ub294 \uc811\uc18d\ud568\uc758 \uc885\ub958\uc640 \uc77c\uce58\ud574\uc57c \ud558\uba70 \uc124\uce58 \ud658\uacbd\uc5d0 \uc801\ud569\ud574\uc57c \ud569\ub2c8\ub2e4. \ucee4\ubc84\ub294 \uc811\uc18d\ud568\uc758 \uac1c\uad6c\ubd80\ub97c \uc548\uc804\ud558\uac8c \ub36e\uc744 \uc218 \uc788\ub3c4\ub85d \ub2e8\ub2e8\ud788 \uc124\uce58\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_Consequences_can_be_Caused_by_Incorrect_Grounding_of_the_Junction_Box\"><\/span>\uc811\uc18d\ud568\uc758 \uc811\uc9c0\uac00 \uc798\ubabb\ub418\uba74 \uc5b4\ub5a4 \uacb0\uacfc\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\uc804\uc120 \uacfc\uc5f4\ub85c \uc778\ud55c \uce58\uba85\uc801\uc778 \uac10\uc804\uc774\ub098 \ud654\uc7ac\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uace0\uc7a5 \uc804\uc555\uc774 \uc6d0\uc778\uc73c\ub85c \ub418\ub3cc\uc544\uac00\uc9c0 \ubabb\ud558\uba74 \uc7a5\ube44\uac00 \uc190\uc0c1\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubb34\uc5c7\ubcf4\ub2e4 \uc911\uc694\ud55c \uac83\uc740 \uc2b9\uc778\ub418\uc9c0 \uc54a\uc740 \uc124\uce58\ub294 \uc804\uae30 \uac80\uc0ac\ub97c \ud1b5\uacfc\ud560 \uc218 \uc5c6\uc73c\uba70 \ubc8c\uae08\uc774\ub098 \ubc95\uc801 \ucc45\uc784\uc744 \ucd08\ub798\ud560 \uc218 \uc788\ub2e4\ub294 \uc810\uc785\ub2c8\ub2e4.<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-47379\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Weatherproof-Junction-Box.jpg\" alt=\"\ubc29\uc218\ud615 \uc811\uc18d\ud568\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Weatherproof-Junction-Box.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Weatherproof-Junction-Box-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Weatherproof-Junction-Box-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Weatherproof-Junction-Box-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Final_Thought\"><\/span>\ub9c8\uc9c0\ub9c9\uc73c\ub85c<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\uc548\uc804\ud55c \uc804\uae30 \uc124\ube44\ub97c \uc704\ud574\uc11c\ub294 NEC \ud45c\uc900\uc744 \uc900\uc218\ud558\ub294 \uac83\ubfd0\ub9cc \uc544\ub2c8\ub77c \ub2e4\uc591\ud55c \uc2dc\ub098\ub9ac\uc624\uc5d0 \ub9de\ub294 \uc0ac\uc591\uc758 \uc811\uc18d\ud568\uc744 \uc0ac\uc6a9\ud558\ub294 \uac83\ub3c4 \ud544\uc694\ud569\ub2c8\ub2e4. <a href=\"https:\/\/www.kdmsteel.com\/ko\/\">\ucf00\uc774\ub514\uc5e0<\/a>\u00a0\ub2f9\uc0ac\ub294 \ub9de\ucda4\ud615 \uc804\uae30\ud568 \uc804\ubb38 \uc81c\uc870\uc5c5\uccb4\uc785\ub2c8\ub2e4. NEMA 1\ubd80\ud130 NEMA 13\uae4c\uc9c0 \ub2e4\uc591\ud55c \uaddc\uaca9\uc758 \ub9de\ucda4\ud615 \uc804\uae30\ud568\uc744 \uc81c\uc791\ud558\uc5ec \uace0\uac1d\uc758 \ubaa8\ub4e0 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud569\ub2c8\ub2e4. \uc2e0\uc18d\ud55c \ub300\uc751\uacfc \ud3ec\uad04\uc801\uc778 \ub9de\ucda4 \uc81c\uc791 \uc11c\ube44\uc2a4\ub294 \ub2f9\uc0ac\uc758 \ucc28\ubcc4\ud654\ub41c \uac15\uc810\uc785\ub2c8\ub2e4. \ub9de\ucda4\ud615 \uc194\ub8e8\uc158\uc744 \uc6d0\ud558\uc2dc\uba74 \uc5b8\uc81c\ub4e0\uc9c0 \ubb38\uc758\ud574 \uc8fc\uc2ed\uc2dc\uc624.<\/p>","protected":false},"excerpt":{"rendered":"<p>The NEC, as the minimum safety requirement for electrical installations in the United States, provides comprehensive guidance for all industries. What specific electrical standards does the NEC specify? If you need to install electrical wiring systems in buildings using junction boxes, this article will discuss the NEC requirements you need to follow. What is the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":47501,"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":"","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-47499","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 v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Junction Box NEC Code Standards - 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\/\uc811\uc18d\ud568-nec-\ucf54\ub4dc-\ud45c\uc900\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Junction Box NEC Code Standards - KDM Steel\" \/>\n<meta property=\"og:description\" content=\"The NEC, as the minimum safety requirement for electrical installations in the United States, provides comprehensive guidance for all industries. 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What specific electrical standards does the NEC specify? If you need to install electrical wiring systems in buildings using junction boxes, this article will discuss the NEC requirements you need to follow. 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