NEC Quiz: Article 250, Part Five Answers

by Mark Lamendola

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  1. [250.24(C)]. When it's operating at less than 1,000V and it's grounded at any point.
     

  2. [250.24(C)]. Yes. If you have more than one service disconnect in an assembly, you can run this conductor to the common grounded conductor terminal or bus of that assembly.
     

  3. [250.24(C)(1)]. No.
     

  4. [250.24(D)]. The Grounding Electrode Conductor (GEC).
     

  5. [250.24(D)]. 250.66.