Capacitor Bank - GE C70 Instruction Manual

METERING

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
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
6-20
 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
C70 CAPACITOR BANK PROTECTION AND CONTROL SYSTEM – INSTRUCTION MANUAL
CHAPTER 6: ACTUAL VALUES
See below
See page 6-20
See page 6-20
See page 6-21