Listen "Ground Resistance Measurement [250.53(A)(2), 2020 NEC]"
Episode Synopsis
250.53(A)(2) Ground Resistance Measurement – https://www.MikeHolt.com/bonding. NEC 250.53(A)(2) requires that a single grounding electrode be supplemented by an additional electrode but, is that always the case? Learn the exceptions as well as what qualifies as a supplemental electrode as our panel of experts discuss this topic.
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