1. In a paralleled 3-phase, 4-wire service with three 700kcmil THWN copper conductors per phase, what size grounded (neutral) conductor does the NEC require in each run? (a) No. 6 (b) No. 4 (c) No. 2 ...
Q. Where should the high-leg conductor from a 120/240V, 3-phase, 4-wire delta-connected system be landed? My utility requires it to be in the right hand or “C” phase position at the meter. Panelboards ...