GE 889 Instruction Manual page 509

Generator protection system
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CHAPTER 4: SETPOINTS
ELEMENT
OPERANDS
Pulse Output
Pos Wthrs Pulse OP
Neg Wthrs Pulse OP
Pos Varh Pulse OP
Neg Varh Pulse OP
Reactive Power
Pos var Alrm PKP
Pos var Alrm OP
Neg var Alrm PKP
Neg var Alrm OP
Pos var Trip PKP
Pos var Trip OP
Neg var Trip PKP
Neg var Trip OP
Relay Service
In-Service
Remote Input
Rem Ip # ON
Rem Ip # OFF
Remote Modbus Device
FlexLogic Operand [X] On
FlexLogic Operand [X] Off
Resetting
Reset OP
Reset OP (PB)
Reset OP (Operand)
Reset OP (Comms)
RTD Temperature
RTD 1 PKP
RTD 1 OP
RTD 1 Alarm PKP
RTD 1 Alarm OP
RTD 1 Open
RTD 1 Shorted
RTD 2 to RTD 12
Hot RTD
RTD Trouble
RTD Trouble PKP
RTD Trouble OP
Running Hours
Run Hrs OP
Security
ROLE ADMIN ACT
ROLE OPERATOR ACT
ROLE OBSERVER ACT
Self-Test Error
Any Minor Error
Any Major Error
Sensitive Ground TOC
SGnd TOC 1 PKP
SGnd TOC 1 OP
Sensitive Ground IOC
SGnd IOC 1 PKP
SGnd IOC 1 OP
Sequential Shutdown
Seq Shtdn PKP
Seq Shtdn OP
Setpoint Access
Setpoint Access OP
Setpoints Group Control
Group 1 Active
Group 2 Active
...
Group 6 Active
Speed Protection
Speed Trip PKP
Speed Trip OP
Speed Alarm PKP
Speed Alarm OP
889 GENERATOR PROTECTION SYSTEM – INSTRUCTION MANUAL
EVENT DESCRIPTION
Positive Watthours pulse occurs at the end of the programed energy
increment.
Negative Watthours pulse occurs at the end of the programed energy
increment.
Positive VARhours pulse occurs at the end of the programed energy
increment.
Negative VARhours pulse occurs at the end of the programed energy
increment.
Positive var alarm stage has picked up
Positive var alarm stage has operated
Negative var alarm stage has picked up
Negative var alarm stage has operated
Positive var trip stage has picked up
Positive var trip stage has operated
Negative var trip stage has picked up
Negative var trip stage has operated
The relay is In-Service
# – any remote input number
[X] - the element number. Note the operand name will change depending
on what is programmed.
Reset command
Reset command initiated from a front panel pushbutton
Reset command initiated from a FlexLogic operand
Reset command initiated via communications
RTD 1 Trip has picked up. It is displayed as "RTD 1 PKP" if the Trip Function
is set to "Configurable".
RTD 1 Trip has operated. It is displayed as "RTD 1 OP" if the Trip Function is
set to "Configurable".
RTD 1 Alarm has picked up
RTD 1 Alarm has operated
RTD 1 sensor is detected open
RTD 1 sensor is detected shorted
Similar to RTD 1
Any RTD Alarm PKP operand has picked up.
RTD Trouble has picked up
RTD Trouble has operated
Running Hours Alarm Operate
Administrator role is active and is set to true when that is the case
Operator role is active and is set to true when that is the case
Observer role is active and is set to true when that is the case
see the Relay Minor Self-Test errors table
see the Relay Major Self-Test errors table
Sensitive ground TOC has picked up
Sensitive ground TOC has operated
Sensitive ground instantaneous overcurrent 1 has picked up
Sensitive ground instantaneous overcurrent 1 has operated
Pickup when the measured MW exceeds the pickup level.
Operate after the set time delay.
An access to change setpoints has been granted
Setpoint group 1 is active
Setpoint group 2 is active
...
Setpoint group 6 is active
Speed Trip has picked up
Speed Trip has operated
Speed Alarm has picked up
Speed Alarm has operated
FLEXLOGIC
4–379

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