Chapter 1: DESIGN PROCESS

system voltage (transformer voltage standards) 120V, 1-phase, 2-wire. 120/240V, 1-phase, 3-wire. 120/208V, 1-phase, 3-wire. 120/208V, 3-phase, 4-wire. 277/480V, 3-phase, 4-wire. 2400/4160V, 3-phase, 4-wire. utilization voltage (motor voltage standards) grounding. ground-fault. GFCI (ground-fault circuit interrupter) power factor. electric ... ................
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