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Thread: Class 1 Div 2 Boxes

  1. #1
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    Class 1 Div 2 Boxes

    What type of enclosure are required to be used as junction boxes only in Class 1 Div 2.

    Additionally what are restrictions on the use of liquid-tight flexible metal if any in Class 1 Div 2.

  2. #2
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    • Boxes and Fittings: see Section 501.10(B)(4). They don't necessarily have to be explosionproof but still need to be appropriate for the "weather".
    • LFMC: see Sections 501.10(B)(2) and 501.30, especially 501.30(B).
    "Bob"
    Robert B. Alexander, P.E.
    Answers based on 2017 NEC unless otherwise noted.

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