CHAPTER 6: ACTUAL VALUES
6.4.4 Capacitor bank
6.4.4.1 Menu
ACTUAL VALUES METERING CAPACITOR BANK
CAPACITOR BANK
The capacitor bank menu contains the actual values for the voltage differential, neutral voltage unbalance, phase current
unbalance, and neutral current unbalance elements.
6.4.4.2 Voltage differential
ACTUAL VALUES METERING CAPACITOR BANK VOLTAGE DIFFERENTIAL VOLTAGE DIFFERENTIAL 1(3)
VOLTAGE
DIFFERENTIAL 1
These actual values display the bus and differential signals in per-unit values of the nominal bus voltage for phases A, B,
and C.
6.4.4.3 Neutral voltage unbalance
ACTUAL VALUES METERING CAPACITOR BANK NEUTRAL VOLTAGE... NEUTRAL VOLTAGE UNBALANCE 1(3)
VOLTAGE VOLTAGE
UNBALANCE 1
This menu displays the magnitudes (in pu) and angles of the neutral point and bus V0 voltages for the neutral voltage
unbalance elements. The magnitudes of the compensating operating voltage and restraining voltage (in pu) also display.
6.4.4.4 Phase current unbalance
ACTUAL VALUES METERING CAPACITOR BANK PHASE CURRENT... PHASE CURRENT UNBALANCE 1(3)
PHASE CURRENT
UNBALANCE 1
C70 CAPACITOR BANK PROTECTION AND CONTROL SYSTEM – INSTRUCTION MANUAL
VOLTAGE
DIFFERENTIAL
NEUTRAL VOLTAGE
UNBALANCE
PHASE CURRENT
UNBALANCE
NEUTRAL CURRENT
UNBALANCE
Bus Va: 0.0000 pu
Dif Va: 0.0000 pu
Bus Vb: 0.0000 pu
Dif Vb: 0.0000 pu
Bus Vc: 0.0000 pu
Dif Vc: 0.0000 pu
NEUTRAL-POINT Vx:
0.0000 pu / 0.0°
BUS V0:
0.0000 pu / 0.0°
Vop: 0.0000 pu
Vrest: 0.0000 pu
Raw Id A: 0.0000 pu
Cm Iop A: 0.0000 pu
Raw Id B: 0.0000 pu
Cm Iop B: 0.0000 pu
Raw Id C: 0.0000 pu
Cm Iop C: 0.0000 pu
See below
See page 6-21
See page 6-21
See page 6-22
METERING
6
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