Question 9018 of 790 · California General Electrician Exam
Enclosures for equipment in a Class II, Division 1 location must generally be of what type?
Exactly one answer is correct.
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Correct answer to question 9018
- C: Dust-ignitionproof
Explanation
Class II, Division 1 equipment must be identified for the location, typically dust-ignitionproof, which excludes dust and prevents ignition of a dust layer or cloud outside the enclosure. Explosionproof is a Class I concept and does not by itself guarantee dust protection.
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