Question 5029 of 850 · Texas Journeyman Electrician Exam
Under NEC 2026, may a GEC enter an enclosure through its ventilation, mounting, or drainage openings?
Exactly one answer is correct.
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Correct answer to question 5029
- A: No, those openings are not intended for a GEC
Explanation
NEC 2026 250.64(G) states that ventilation, mounting, and drainage openings in an enclosure are not to be used for routing a grounding electrode conductor. The GEC must enter through a proper opening with suitable fittings.
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