Keysight Technologies IntegraVision PA2201A Series

Equations for single-phase wiring groups
1P-2W-1M or 1P-2W-3M 1P-2W-3M only
Voltage
V RMS v= ( )
x x
( )
V V V= + / 2
avg 1 2
V RMS v v= ( − )
diff 1 2
Current
I RMS i= ( )
x x
( )
I I I= + / 2
avg 1 2
I RMS i i= ( + )
n 1 2
Power
P AVG v i= ( * )
x x x
P P P= +
sum 1 2
Apparent
Power
S V I= *
x x x
S S S= +
sum 1 2
Reactive
Power*
Q S P= ± −
x x x
2 2
Q Q Q= +
sum 1 2
Power Factor
λ P S= /
x x x
λ P S= /
sum sum sum
Power Angle
a λcos( )
x
Rectified Mean
Voltage
V AVG v= ( )
rect x
Rectified Mean
Current
I AVG i= ( )
rect x
Crest Voltage
V MAX V V RMS v= ( , ) / ( )
crest xmax min
Crest Current
I MAX I I RMS i= ( , ) / ( )
crest xmax min
* For Reactive Power, the sign in front of the square root is + for lagging current and -1 for
leading current. The Voltage and Current CWA frequency must be within 5% to detect leading
or lagging.
118 Keysight IntegraVision PA2200 Series Power Analyzers Operating and Service Guide