Nexus 1250 - Page 40

Doc# E107706 2 - 10
2: Meter Overview
Electro Industries/GaugeTech
The Leader In Power Monitoring and Smart Grid Solutions
Electro Industries/GaugeTech
The Leader In Power Monitoring and Smart Grid Solutions
For Delta:
Reactive Power (VAR) Total: N = number of samples
For Wye:
For Delta:
Apparent Power (VA) Total:
For Wye:
For Delta:
W
vivi
N
T
abt at bct ct
t
N
x x

¦
() () () ()
1
VAR VAR VAR VAR
Tabc

VAR V I
vi
N
TRMSRMS
ab t a t
t
N
ab a
=•
()
−
•
⎡
⎣
⎢
⎢
⎢
⎢
⎤
⎦
⎥
⎥
⎥
⎥
=
∑
2
1
2
() ()
VI
vi
N
RMS RMS
bc t c t
t
N
bc c
•
()
−
•
⎡
⎣
⎢
⎢
⎢
⎢
⎤
⎦
⎥
⎥
⎥
⎥
=
∑
2
1
2
() ()
+
VA VA VA VA
Tabc

VA W VAR
TT T

22