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Code Quiz

Oct. 21, 2010
When enclosing electrical equipment in an outdoor installation, other than equipment as described in 110.31(D), what is the minimum distance required between the fence and the live parts when the nominal voltage is 34.5kV?

When enclosing electrical equipment in an outdoor installation, other than equipment as described in 110.31(D), what is the minimum distance required between the fence and the live parts when the nominal voltage is 34.5kV?

  1. 3.05 m
  2. 5.49 m
  3. 18 ft
  4. 15 ft

Answer: D

The rules for this type of installation are found in Article 110. More specifically, as noted in Table 110.31 (Minimum Distance From Fence to Live Parts) the distance from the fence to the live parts shall not be less than 15 ft.

Owen is the owner and president of National Code Seminars and the holder of master electrician certifications in 46 states. He can be reached at [email protected].

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