Question 7017 of 844 · Washington 01 Journey Level Electrician Exam
When may a switch disconnect the grounded conductor of a circuit?
Exactly one answer is correct.
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Correct answer to question 7017
- D: Only when it opens all circuit conductors at the same time
Explanation
Section 404.2(B) prohibits switches from disconnecting the grounded conductor unless the switch or breaker opens all circuit conductors simultaneously. Switching only the neutral would leave the load energized and create a shock hazard.
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