NEC Quiz: Article 250, Part Five

by Mark Lamendola

Quiz Questions

Code Quiz: Article 250, Part 5

Based on the 2008 NEC

Questions and answers written by Mark Lamendola, who has worked as a master electrician, electrical inspector, and design engineer. Mark is an IEEE Senior Member, and the Code article author for Codebookcity.com. Since 1996, he has been writing National Electrical Code articles for electrical trade magazines and has an extensive portfolio of hundreds of NEC articles..

  1. You have to run the grounded conductor(s) of an AC service to each service disconnect, when what two conditions exist?
     

  2. Is there an exception to this?
     

  3. Can you route the grounded conductor in a separate raceway from the phase conductors?
     

  4. What do we call the conductor that connects the equipment grounding conductors to the grounding electrode(s) required in 250, Part III?
     

  5. Where do you find the sizing requirements for this conductor?

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