Q. When a building has more than one service (as allowed by Sec. 230.2), is there a requirement to ground these multiple services to a common grounding electrode? (Answer based on 2011 NEC.) A. Where ...
Radio World Engineering Extra’s Aug. 9 issue featured an article on grounding by David Brender and was a good start for understanding the right approach to system grounding at a facility. Let me ...
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