All Code references are based on the 2005 NEC. The grounding and bonding requirements in this column apply to solidly grounded systems that operate at not more than 600V, such as 120/240V, 120/208V, ...
All questions and answers are based on the 2017 NEC. Q. Does the NEC allow a cable tray to be used as an equipment grounding conductor (EGC)? A. Metal cable trays can be used as EGCs where continuous ...
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