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Q. What is the NEC requirement for splicing cables and conductors installed in cable trays?
See answer below.
A. The NEC requirement for splicing cables and conductors installed in cable trays is stated in Sec. 392.56.
Splices are permitted in a cable tray if the splice is accessible and insulated by a method approved by the authority having jurisdiction. Splices can project above the side rails of the cable tray if not subject to physical damage.
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