NEC Quiz: Article 410, Part 5

by Mark Lamendola

Quiz Questions

Code Quiz: Article 410, Part 45

Based on the 2017 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.

Article 410 provides the requirements for luminaires, lampholders, and lamps.

  1. There's a weight limit regarding whether a luminaire can be supported by the screw shell of the lampholder. What is it?

  2. If you are using a metal pole to support a luminaire and that pole has a hinge base, what are you required to do?
  3. Do you have to bond metal raceways to the metal pole? What about other equipment grounding conductors?
  4. What requirements must outlet boxes meet to be used as supports for luminaires?
  5. You can't use trees to support branch circuit conductors. But what about using trees to support outdoor luminaires, can you do that?

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