5-142 G60 Generator Protection System GE Multilin
5.5 FLEXLOGIC 5 SETTINGS
5
ELEMENT:
Phase undervoltage
PHASE UV1 PKP
PHASE UV1 OP
PHASE UV1 DPO
PHASE UV1 PKP A
PHASE UV1 PKP B
PHASE UV1 PKP C
PHASE UV1 OP A
PHASE UV1 OP B
PHASE UV1 OP C
PHASE UV1 DPO A
PHASE UV1 DPO B
PHASE UV1 DPO C
At least one phase of phase undervoltage 1 has picked up
At least one phase of phase undervoltage 1 has operated
All phases of phase undervoltage 1 have dropped out
Phase A of phase undervoltage 1 has picked up
Phase B of phase undervoltage 1 has picked up
Phase C of phase undervoltage 1 has picked up
Phase A of phase undervoltage 1 has operated
Phase B of phase undervoltage 1 has operated
Phase C of phase undervoltage 1 has operated
Phase A of phase undervoltage 1 has dropped out
Phase B of phase undervoltage 1 has dropped out
Phase C of phase undervoltage 1 has dropped out
PHASE UV2 to 3 Same set of operands as shown for PHASE UV1
ELEMENT:
Synchrophasor
phasor
measurement unit
(PMU)
PMU Agg 1 SvEng On
PMU 1 CURR TRIGGER
PMU 1 FREQ TRIGGER
PMU 1 POWER TRIGGER
PMU 1 ROCOF TRIGGER
PMU 1 VOLT TRIGGER
PMU 1 TRIGGERED
SvEng data item in associated control block is on
Overcurrent trigger of phasor measurement unit 1 has operated
Abnormal frequency trigger of phasor measurement unit 1 has operated
Overpower trigger of phasor measurement unit 1 has operated
Rate of change of frequency trigger of phasor measurement unit 1 has
operated
Abnormal voltage trigger of phasor measurement unit 1 has operated
Phasor measurement unit 1 triggered; no events or targets are generated by
this operand
ELEMENT:
Synchrophasor one-
shot
PMU ONE-SHOT EXPIRED
PMU ONE-SHOT OP
PMU ONE-SHOT PENDING
Indicates the one-shot operation has been executed, and the present time is
at least 30 seconds past the scheduled one-shot time
Indicates the one-shot operation and remains asserted for 30 seconds
afterwards
Indicates the one-shot operation is pending; that is, the present time is before
the scheduled one-shot time
ELEMENT:
Power swing detect
POWER SWING OUTER
POWER SWING MIDDLE
POWER SWING INNER
POWER SWING BLOCK
POWER SWING TMR2 PKP
POWER SWING TMR3 PKP
POWER SWING TMR4 PKP
POWER SWING TRIP
POWER SWING 50DD
POWER SWING INCOMING
POWER SWING OUTGOING
POWER SWING UN/BLOCK
Positive-sequence impedance in outer characteristic
Positive-sequence impedance in middle characteristic
Positive-sequence impedance in inner characteristic
Power swing blocking element operated
Power swing timer 2 picked up
Power swing timer 3 picked up
Power swing timer 4 picked up
Out-of-step tripping operated
The power swing element detected a disturbance other than power swing
An unstable power swing has been detected (incoming locus)
An unstable power swing has been detected (outgoing locus)
Asserted when power swing is detected and de-asserted when a fault during
power swing occurs
ELEMENT:
Restricted ground
fault
RESTD GND FT1 PKP
RESTD GND FT1 OP
RESTD GND FT1 DPO
Restricted ground fault 1 has picked up
Restricted ground fault 1 has operated
Restricted ground fault 1 has dropped out
RESTD GND FT2 to 6 Same set of operands as shown for RESTD GND FT1
ELEMENT:
Remote RTD
protection
RRTD COMM FAIL
RRTD RTD 1 ALARM DPO
RRTD RTD 1 ALARM OP
RRTD RTD 1 ALARM PKP
RRTD RTD 1 OPEN
RRTD RTD 1 SHORTED
RRTD RTD 1 TRIP DPO
RRTD RTD 1 TRIP OP
RRTD RTD 1 TRIP PKP
Asserted when RRTD loss of communications is detected
Asserted when the RRTD RTD 1 alarm stage drops out
Asserted when the RRTD RTD 1 alarm stage operates
Asserted when the RRTD RTD 1 alarm stage picks up
Asserted when the RRTD RTD 1 detects an open circuit
Asserted when the RRTD RTD 1 detects an short/low circuit
Asserted when the RRTD RTD 1 trip stage drops out
Asserted when the RRTD RTD 1 trip stage operates
Asserted when the RRTD RTD 1 trip stage picks up
RRTD RTD 2 to 12 The set of operands shown above are available for RRTD RTD 2 and higher
ELEMENT:
RTD protection
RTD Ip 1 ALARM DPO
RTD Ip 1 ALARM OP
RTD Ip 1 ALARM PKP
RTD Ip 1 OPEN
RTD Ip 1 SHORTED
RTD Ip 1 TRIP DPO
RTD Ip 1 TRIP OP
RTD Ip 1 TRIP PKP
Asserted when the alarm stage of RTD input 1 protection picks up
Asserted when the alarm stage of RTD input 1 protection operates
Asserted when the alarm stage of RTD input 1 protection drops out
Asserted when RTD input 1 detects an open circuit
Asserted when RTD input 1 detects a shorted or low circuit
Asserted when the trip stage of RTD input 1 protection picks up
Asserted when the trip stage of RTD input 1 protection operates
Asserted when the trip stage of RTD input 1 protection drops out
RTD Ip 2... The set of operands shown above are available for the RTD Ip 2 and higher
elements
Table 5–15: G60 FLEXLOGIC OPERANDS (Sheet 5 of 9)
OPERAND TYPE OPERAND SYNTAX OPERAND DESCRIPTION
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