{"version":"1.0","provider_name":"KDM\u94a2\u94c1","provider_url":"https:\/\/www.kdmsteel.com\/zh","title":"Junction Box NEC Code Standards - KDM Steel","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"wNhUlNIyL5\"><a href=\"https:\/\/www.kdmsteel.com\/zh\/\u63a5\u7ebf\u76d2-nec-\u89c4\u8303\u6807\u51c6\/\">\u63a5\u7ebf\u76d2 NEC \u89c4\u8303\u6807\u51c6<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.kdmsteel.com\/zh\/\u63a5\u7ebf\u76d2-nec-\u89c4\u8303\u6807\u51c6\/embed\/#?secret=wNhUlNIyL5\" width=\"600\" height=\"338\" title=\"\u300a Junction Box NEC Code Standards \u300b\u2014KDM Steel\" data-secret=\"wNhUlNIyL5\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.kdmsteel.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>","thumbnail_url":"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2025\/12\/Junction-Box-2.jpg","thumbnail_width":1280,"thumbnail_height":720,"description":"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;]"}