{"version":"1.0","provider_name":"ACREL","provider_url":"https:\/\/acrel.pl\/ru","author_name":"Acrel","author_url":"https:\/\/acrel.pl\/ru\/author\/acrel\/","title":"ARB4 Arc Flash Protection Relay - ACREL","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"wzHV8tazY0\"><a href=\"https:\/\/acrel.pl\/ru\/product\/arb4-arc-flash-protection-relay\/\">ARB4 Arc Flash Protection Relay<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/acrel.pl\/ru\/product\/arb4-arc-flash-protection-relay\/embed\/#?secret=wzHV8tazY0\" width=\"600\" height=\"338\" title=\"&#8220;ARB4 Arc Flash Protection Relay&#8221; &#8212; ACREL\" data-secret=\"wzHV8tazY0\" 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:\/\/acrel.pl\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/acrel.pl\/wp-content\/uploads\/2026\/10\/4-3.jpg","thumbnail_width":1046,"thumbnail_height":1046,"description":"Acrel\u00a0ARB4 series arc protection device integrates multiple functions such as protection, measurement, monitoring, control, communication, fault recording, event recording, etc. It can monitor arc signals, protect current or voltage signals in real time, and achieve arc protection function for 0.4kV~35kV medium and low voltage distribution systems."}