Question 1112 of 749 · Maryland Journeyperson Electrician Exam
For service equipment and panelboards, the minimum headroom of the working space is generally:
Exactly one answer is correct.
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Correct answer to question 1112
- C: 6.5 feet or the height of the equipment, whichever is greater
Explanation
110.26(A)(3) requires the working space height to be at least 6.5 feet or the height of the equipment, whichever is greater. A dwelling exception covers small service equipment in existing units.
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