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Electro Industries/GaugeTech
Doc # E107706 V1.25 2-8
Q
Reactive Power (VAR) Total:
For Wye:
For Delta:
+
Q
Apparent Power (VA) Total:
For Wye:
For Delta:
Q
Power Factor (PF):
For Wye: x = A, B, C, T
For Delta: x = T
CBAT
VAVAVAVA ++=
22
TTT
VARWVA
+=
x
x
x
VA
Watt
PF
=
CBAT
VARVARVARVAR ++=
2
1
)()(
2
)(
⎥
⎥
⎥
⎥
⎦
⎤
⎢
⎢
⎢
⎢
⎣
⎡
•
−•
∑
=
n
iv
IVVAR
n
t
tAtAB
RMSRMST
AAB
2
1
)()(
2
)(
⎥
⎥
⎥
⎥
⎦
⎤
⎢
⎢
⎢
⎢
⎣
⎡
•
−•
∑
=
n
iv
IV
n
t
tCtBC
RMSRMS
CBC