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• 4 wires– 3 “active” phases, A, B, C– 1 “ground”, or “neutral”
• Color Code– Phase A Red– Phase B Black– Phase C Blue– Neutral White or Gray
Average Output Voltage, Vdc
0
6
0
1( )
23 cos ( )
26
3 31.654
T
dc
dc m
dc m m
V f t dtT
V V td t
V V V
Transformer Secondary Current1
26
2 2
0
1
2
8cos ( )
2
2 1 2sin
6 2 6
0.7804
s m
s m
s m
I I td t
I I
I I