SC Lightning Protection Practice Questions - South Carolina Lightning Protection Systems Contractor Examination Exam

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Where the grounding electrode conductor is connected only to a rod, pipe, or plate electrode, NEC 2020 250.66(A) does not require that conductor to be larger than which size?

8 AWG copper 6 AWG copper 4 AWG copper 2 AWG copper

Correct Answer:

6 AWG copper

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