Question 10003 of 749 · Maryland Journeyperson Electrician Exam
What does Article 600 require of the disconnecting means for a sign?
Exactly one answer is correct.
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Correct answer to question 10003
- D: It must open all ungrounded conductors and be within sight of the sign or lockable in the open position
Explanation
Each sign and outline lighting system must have an externally operable disconnect that opens all ungrounded conductors. It must be within sight of the sign or, if not, capable of being locked in the open position.
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