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Thread: NEMA 7 splicebox required if it's going in the ground?

  1. #1
    Join Date
    Jul 2016
    Location
    Wisconsin
    Posts
    11

    NEMA 7 splicebox required if it's going in the ground?

    Is a NEMA 7 explosionproof splicebox required if it's going in the ground outside of the rated area? The pump cable is what's traveling into the rated area. An explosionproof seal-off will be provided above grade before the conduit goes into the ground and heads out to the splicebox.

  2. #2
    Join Date
    Jan 2017
    Location
    North Dakota USA
    Posts
    62
    So your going from an unclassified area, to another unclassified area, then from there going to a classified area? If that is the case, could you not use a quazite box in the unclassified area (splicepoint), then have a boundary seal on the pipe that is going into the classified area, with another seal in the appropriate location on the classified end? I may be wrong but...

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