With the 2014 NEC, the rules for feeder identification [215.12] are greatly expanded. That’s because the 2014 NEC adds rules for ungrounded feeder conductors supplied by DC systems [215.12(C)(2)].
Four NEC Articles form the basis for correctly applying Chapter 3 wiring methods. You can’t use just Art. 344 and hope your rigid metal conduit (RMC) installation ...
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