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For Delta: xy = ab, bc, ca
V
=
RMS
XY
Power (Watts) per phase:
For Wye: x = a, b, c
n
∑
W
=
t
=
1
x
Apparent Power (VA) per phase:
For Wye: X = A, B, C
VA V
=
X
Reactive Power (VAR) per phase:
For Wye: X = A, B, C
VAR
=
X
Q per phase:
For Wye: X = A, B, C
3
Q
=
X
For Delta: unused
Electro Industries/GaugeTech
n
∑
v
2
xy t
( )
t
=
1
n
v
•
i
xn t
( )
x t
( )
n
I
•
RMS
RMS
X
XN
VA W
2
2
−
X
X
VAR W
+
X
X
2
Doc # E151701
13-2
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