Jun 25, 2022can i get some verification that i'm interpreting nec correctly here? The first step in eliminating this confusion is to understand that the nec defines a. Jan 9, 2025does nec allow running multiple 480v 3 phase power load conductors in a single conduit instead of running each 3 phase loads conductors in separate conduits?
Sep 15, 2010the k factor isn't specifically stated in the nec, but wire sizes and their circular mils and resistance are. Using these, you can derive it from the tables in the nec. I feel best leaving gfci protection installed however in the eyes of the nec would 210.8 (f) apply since the “outlet” is the heater which is located inside.
Nov 17, 2011the main difference between the cec and the nec is that the cec uses the canadian wire gauge, and the nec uses the american wire gauge.:whistling2:
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