GE 489 Instruction Manual page 244

A.1 COMMISSIONING
Table A–6: SETPOINTS PAGE 6 – VOLTAGE ELEMENTS (Sheet 1 of 3)
A
DESCRIPTION
UNDERVOLTAGE
Undervoltage Alarm
Assign Alarm Relays
Undervoltage Alarm Pickup
Undervoltage Alarm Delay
Undervoltage Alarm Events
Undervoltage Trip
Assign Trip Relays
Undervoltage Trip Pickup
Undervoltage Trip Delay
Undervoltage Curve Reset Rate
Undervoltage Trip Element
OVERVOLTAGE
Overvoltage Alarm
Assign Alarm Relays
Overvoltage Alarm Pickup
Overvoltage Alarm Delay
Overvoltage Alarm Events
Overvoltage Trip
Assign Trip Relays
Overvoltage Trip Pickup
Overvoltage Trip Delay
Overvoltage Curve Reset Rate
Overvoltage Trip Element
VOLTS/HERTZ
Volts/Hertz Alarm
Assign Alarm Relays
Volts/Hertz Alarm Pickup
Volts/Hertz Alarm Delay
Volts/Hertz Alarm Events
Volts/Hertz Trip
Assign Trip Relays
Volts/Hertz Trip Pickup
Volts/Hertz Trip Delay
Volts/Hertz Curve Reset Rate
Volts/Hertz Trip Element
UNDERFREQUENCY
Block Underfrequency From Online
Voltage Level Cutoff
A-12
DEFAULT USER VALUE
SETPOINT GROUP 1
Off
---5
0.85 × Rated
3.0 sec.
Off
Off
1---
0.80 × Rated
1.0 sec.
1.4 sec.
Curve
Off
---5
1.15 × Rated
3.0 sec.
Off
Off
1---
1.20 × Rated
1.0 sec.
1.4 sec.
Curve
Off
---5
1.00 x Nominal
3.0 sec.
Off
Off
1---
1.00 x Nominal
1.0 sec.
1.4 sec.
Curve #1
1.0 sec
0.50 × Rated
489 Generator Management Relay
APPENDIX A
USER VALUE
SETPOINT GROUP 2
GE Power Management