8.2 Detailed Specifications of Measurement Parameters
148
Wiring Configuration Measurement Parameters
Measurement Parameter
1P2W 1P3W 3P3W2M,3P3W3M 3P4W,3P4W2.5E
Voltage (1/2) Urms1/2
1 1, 2 1, 2, 3 1, 2, 3
Voltage Urms
1 1, 2, ave 1, 2, 3, ave 1, 2, 3, ave
Peak voltage (±) Upeak
1 1, 2 1, 2, 3 1, 2, 3
Current(1/2) Irms1/2
1 1, 2 1, 2, 3 1, 2, 3
Current Irms
1 1, 2, ave 1, 2, 3, ave 1, 2, 3, 4, ave
Peak current (±) Ipeak
1 1, 2 1, 2, 3 1, 2, 3, 4
Frequency f
1 1 1 1
Active power P
1 sum,(*1,2) sum,(*1,2,3) sum,(*1,2,3)
Reactive power Q
1 sum,(*1,2) sum,(*1,2,3) sum,(*1,2,3)
Apparent power S
1 sum,(*1,2) sum,(*1,2,3) sum,(*1,2,3)
Power factor/Displace-
ment power factor
PF/DPF
1 sum sum sum
Active power value WP+/WP-
sum sum sum sum
Reactive power value
WQLAG/
WQ
LEAD
sum sum sum sum
Active power demand
Pdem+/
P
dem-
sum sum sum sum
Reactive power demand
QdemLAG/
Q
demLEAD
sum sum sum sum
Harmonic voltage U1 to U50*
1 1, 2 1, 2, 3 1, 2, 3
Harmonic current I1 to I50*
1 1, 2 1, 2, 3 1, 2, 3
Harmonic power P1 to P50*
1 1, 2, sum 1, 2, 3, sum 1, 2, 3, sum
Fundamental waveform
voltage phase difference
φU*
1 1, 2 1, 2, 3 1, 2, 3
Fundamental waveform
current phase difference
φI*
1
1, 2 1, 2, 3 1, 2, 3
Voltage (Current) total
harmonic distortion
THD-F
I THD-F
*
1 1, 2 1, 2, 3 1, 2, 3
K factor KF*
1 1, 2 1, 2, 3 1, 2, 3
Voltage unbalance factor Uunb − −
sum** sum
Note 1. “ave” indicates the average value between channels.
Note 2. “sum” indicates the sum of the values between channels.
* : Only displayed on VIEW screen
** : Not measurable in 3P3W2M systems
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