Qualitrol INFORMA PMD-A User Manual page 186

Appendix B – INFORMA PMD-A Functions
The following calculations are possible for 2U+2I-delta cabling (Aron).
Voltage
Current
Power
10 seconds
10/12 cycle
calculation
U Calculation
rms (1/2)
10/12 cycle
calculation
U Calculation
rms (1/2)
Parameters
Frequency
RMS
Zero Sequence
Positive Sequence
Negative Sequence
Unbalance and Zero
Unbalance
Harmonics (up to 50th order)
Inter-harmonics (up to 50
order)
THD(THD, THD Odd, THD
Even)
Flicker instantaneous(Pinst)
Flicker short term (10
minutes)-Pst
Frequency (10 minutes)
Signaling Voltages (3)
Under and Over Deviation
RMS
Zero Sequence
Positive Sequence
Negative Sequence
Unbalance and Zero
Unbalance
RMS
Harmonic (up to
50th order)
Inter-harmonics
TDD
k-factor
RMS
Single Phase Active Power
Three Phase Active Power
Single Phase Reactive Power
Three Phase Reactive Power
Single Phase Apparent Power
Three Phase Apparent Power
Single Phase Distorted Power
Three Phase Distorted Power
Single phase power factor
Three phase power factor
cos phi
179
Total Nos.
1
3
1
1
1
2
150
th
147
9
32
3
1
3
6
3
1
1
1
2
3
150
147
3
3
3
0
1
0
1
0
1
0
0
0
1
0
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