<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/"><channel><title>CR4 - Forum&#x3a; Electrical Engineering</title><link>https&#x3a;&#x2f;&#x2f;cr4.globalspec.com&#x2f;forum&#x2f;electrical-engineering</link><description><![CDATA[Sensors and switches, power generation and distribution, test and measurement, alternative and renewable energy sources, etc.]]></description><copyright>Copyright 2026</copyright><pubDate>Mon, 15 Jun 2026 12:09:42 EST</pubDate><generator>https&#x3a;&#x2f;&#x2f;cr4.globalspec.com</generator><item><title><![CDATA[Motorized MCCB]]></title><link><![CDATA[https&#x3a;&#x2f;&#x2f;cr4.globalspec.com&#x2f;thread&#x2f;151562&#x2f;Motorized-MCCB&#x3f;from_rss&#x3d;1]]></link><description><![CDATA[For a motorized MCCB used as an incomer&#x3a;&#xa;&#xa;a&#x29; The MCCB should be capable of rack-in&#x2f;rack-out operation with the door closed.&#xa;&#xa;b&#x29; The door should not be openable when the MCCB is in the ON position.&#xa;&#xa;One vendor states that for a motorized MCCB, requirement &#x28;a&#x29; cannot be achieved, but requirement &#x28;b&#x29; c]]></description><pubDate>Mon, 15 Jun 2026 12&#x3a;09&#x3a;42 EST</pubDate><guid><![CDATA[https&#x3a;&#x2f;&#x2f;cr4.globalspec.com&#x2f;thread&#x2f;151562&#x2f;Motorized-MCCB]]></guid><dc:creator>Selk</dc:creator><dc:subject>Electrical Engineering</dc:subject></item><item><title><![CDATA[Form 4A &#x2014; LV Panel &#x2014; Rotary Handle]]></title><link><![CDATA[https&#x3a;&#x2f;&#x2f;cr4.globalspec.com&#x2f;thread&#x2f;151544&#x2f;Form-4A-LV-Panel-Rotary-Handle&#x3f;from_rss&#x3d;1]]></link><description><![CDATA[If it is Form 4A &#x28;Form of Separation for LV distribution boards&#x29;, does this automatically mean that rotary handles are provided on the DB door to operate the MCCB&#x3f;]]></description><pubDate>Tue, 02 Jun 2026 04&#x3a;21&#x3a;31 EST</pubDate><guid><![CDATA[https&#x3a;&#x2f;&#x2f;cr4.globalspec.com&#x2f;thread&#x2f;151544&#x2f;Form-4A-LV-Panel-Rotary-Handle]]></guid><dc:creator>Anonymous Poster</dc:creator><dc:subject>Electrical Engineering</dc:subject></item><item><title><![CDATA[Emergency Light Fixture]]></title><link><![CDATA[https&#x3a;&#x2f;&#x2f;cr4.globalspec.com&#x2f;thread&#x2f;151543&#x2f;Emergency-Light-Fixture&#x3f;from_rss&#x3d;1]]></link><description><![CDATA[For emergency light fixtures,&#xa;&#xa;1&#x29; Combining both the power cable and the charging cable in the same cable &#x28;Multi core&#x29; acceptable&#x3f; &#x28;refer magenta line in the picture&#x29;&#xa;&#xa;2&#x29; Taking power for charging from the separate circuit breaker acceptable&#x3f; any disadvantage in it&#x3f; &#x28;refer yellow line in the picture]]></description><pubDate>Mon, 01 Jun 2026 14&#x3a;04&#x3a;45 EST</pubDate><guid><![CDATA[https&#x3a;&#x2f;&#x2f;cr4.globalspec.com&#x2f;thread&#x2f;151543&#x2f;Emergency-Light-Fixture]]></guid><dc:creator>Selk</dc:creator><dc:subject>Electrical Engineering</dc:subject></item></channel></rss>