Question 7047 of 844 · Washington 01 Journey Level Electrician Exam
Fluorescent luminaires with double-ended lamps and ballasts in a commercial building need what feature for servicing?
Exactly one answer is correct.
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Correct answer to question 7047
- B: A disconnecting means for the ballast circuit
Explanation
Section 410.130(G) requires a disconnecting means for luminaires with double-ended lamps that use ballasts, in indoor locations other than dwellings. The disconnect lets workers change ballasts without working on energized parts.
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