Calculation of power consumption

Service Type Circuit Type System Voltage

Power

Single phase 120 / 240 VAC 1 phase, 2 wire, with neutral

120

i x 120 x PF

1 phase, 2 wire, no neutral

240

i x 240 x PF

1 phase, 3 wire, with neutral

2 x 120

i x 2 x 120 x PF

3 phase 120 / 208 VAC 1 phase, 2 wire, with neutral

120

i x 120 x PF

1 phase, 2 wire, no neutral

208

i x 208 x PF

1 phase, 3 wire, with neutral

2 x 120

i x 2 x 120 x PF

3 phase, 3 wire, Delta

1.732 x 208

i x 1.732 x 208 x PF

3 phase, 4 wire Wye

1.732 x 208

i x 1.732 x 208 x PF

3 phase, 4 wire Delta

1.732 x 240

i x 1.732 x 240 x PF

3 phase 480 / 277 VAC 1 phase, 2 wire, with neutral

277

i x 277 x PF

1 phase, 2 wire, no neutral

480

i x 480 x PF

1 phase, 3 wire, with neutral

2 x 277

i x 2 x 277 x PF

3 phase, 3 wire Delta

1.732 x 480

i x 1.732 x 480 x PF

3 phase, 4 wire Wye

1.732 x 480

i x 1.732 x 480 x PF