Question 4094 of 790 · California General Electrician Exam
A multiwire branch circuit supplies receptacles in a dwelling. What does the NEC require at the point where the branch circuit originates?
Exactly one answer is correct.
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Correct answer to question 4094
- C: A means to simultaneously disconnect all ungrounded conductors
Explanation
210.4(B) requires each multiwire branch circuit to be provided with a means that will simultaneously disconnect all ungrounded conductors where the circuit originates. A 2-pole breaker or identified handle ties on single-pole breakers meet this rule.
More questions: Branch Circuits, GFCI and AFCI
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- 4098In a dwelling living room, what may substitute for the required wall-switch-controlled lighting outlet?
- 4099In which dwelling rooms is a switched receptacle NOT permitted as a substitute for the required wall-switch-controlled lighting outlet?
- 4100A dwelling interior stairway has eight risers between floor levels. Where are wall switches required for the stairway lighting?