What exactly is a Class I location? Can you define it, or better yet, easily identify it in the field? You have a Class I location any time enough flammable gases or vapors are present in the air in ...
All questions and answers are based on the 2011 NEC. Q. What wiring methods does the NEC permit in a Class I, Div. 2 location? A. Only the following wiring methods are permitted within a Class I, Div.
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