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Grouping factor
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<blockquote data-quote="Jc1996" data-source="post: 526259" data-attributes="member: 34069"><p>Hi guys I just wanted a bit of an insight to how we apply this to cable in industrial MCCs. Say if we have a panel with a motor starter in and control wiring all put inside plastic panel trunking do we still need a de-rating factor? I know most Tri rated is rated for 40degrees ambient but when is grouping factor need to be applied?</p></blockquote><p></p>
[QUOTE="Jc1996, post: 526259, member: 34069"] Hi guys I just wanted a bit of an insight to how we apply this to cable in industrial MCCs. Say if we have a panel with a motor starter in and control wiring all put inside plastic panel trunking do we still need a de-rating factor? I know most Tri rated is rated for 40degrees ambient but when is grouping factor need to be applied? [/QUOTE]
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