Ax14728g.aw - Home | US Forest Service

Measure voltages with voltmeter line-to-line, (phase-to-phase) 1 to 2, 2 to 3, 1 to 3 on three phase, 1 to neutral, 2 to neutral for single phase. Full Load Voltage Measurements: Turn on all branch circuit breakers. Turn on all electrical equipment, (measure amperage on main line to make sure main circuit breaker or fuse won't be tripped). ................
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