GE C70

CHAPTER 5: SETTINGS CONTROL ELEMENTS
C70 CAPACITOR BANK PROTECTION AND CONTROL SYSTEM – INSTRUCTION MANUAL 5-267
5
5.8.7 Automatic voltage regulator
SETTINGS  CONTROL ELEMENTS  AUTOMATIC VOLTAGE REGULATOR  AUTOMATIC VOLTAGE REGULATOR 1(3)
The automatic voltage regulator element (AVR) is intended to switch a static capacitor bank breaker open and closed to
regulate system voltage, load voltage, power factor, or reactive power. The figure shows some applications.
 AUTOMATIC VOLTAGE
 REGULATOR 1

AVR 1 FUNCTION:
Disabled
Range: Disabled, Enabled

AVR 1 SOURCE:
SRC 1
Range: SRC 1, SRC 2, SRC 3, SRC 4, SRC 5, SRC 6

AVR 1 MINIMUM
VOLTAGE: 0.500 pu
Range: 0.500 to 1.500 pu in steps of 0.001

AVR 1 CONTROL MODE:
Voltage
Range: Voltage, VAR

AVR 1 VOLT OPERATING
SIGNAL: V1
Range: Vab, Vbc, Vca, Vaver, V1, Vaux, Vag, Vbg, Vcg

AVR 1 VOLT LEVEL TO
CLOSE: 0.950 pu
Range: 0.750 to 1.500 pu in steps of 0.001

AVR 1 VOLT LEVEL TO
OPEN: 1.050 pu
Range: 0.750 to 1.500 pu in steps of 0.001

AVR 1 VOLT DROP
COMPENS Z: 0.00 Ω
Range: 0 to 250.00 ohms in steps of 0.01

AVR 1 VOLT DROP
COMPENS RCA: 75°
Range: 30 to 90° in steps of 1

AVR 1 VAR LEVEL TO
CLOSE: 0.500 pu
Range: –1.500 to 1.500 pu in steps of 0.001

AVR 1 VAR LEVEL TO
OPEN: -0.500 pu
Range: –1.500 to 1.500 pu in steps of 0.001

AVR 1 POWER FACTOR
LIMIT: 1.00
Range: 0.50 to 1.00 pu in steps of 0.01

AVR 1 VAR OPEN MODE:
Minimize No. of Ops.
Range: Minimize Uptime, Minimize No. of Ops.

AVR 1 DELAY BEFORE
CLOSE: 1.000 s
Range: 0.000 to 65.353 s in steps of 0.001

AVR 1 DELAY BEFORE
OPEN: 1.000 s
Range: 0.000 to 65.353 s in steps of 0.001

AVR 1 BLOCK:
Off
Range: FlexLogic operand

AVR 1 TARGET:
Self-reset
Range: Self-reset, Latched, Disabled

AVR 1 EVENTS:
Disabled
Range: Disabled, Enabled