Question 10005 of 749 · Maryland Journeyperson Electrician Exam
What is required of the main disconnecting means for an elevator?
Exactly one answer is correct.
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Correct answer to question 10005
- A: A single means for each unit that opens all ungrounded supply conductors and is lockable in the open position
Explanation
Each elevator requires a single disconnecting means that opens all ungrounded main power supply conductors, is lockable open, and is located within sight of the motor controller. It must not open the car lighting circuit.
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