GE t60 Instruction Manual page 268

Ur series transformer protection system
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5.5 FLEXLOGIC
Table 5–13: T60 FLEXLOGIC OPERANDS (Sheet 6 of 9)
OPERAND TYPE
OPERAND SYNTAX
ELEMENT:
SWITCH 1 OFF CMD
Disconnect switch
SWITCH 1 ON CMD
SWITCH 1 A BAD ST
SWITCH 1 A INTERM
SWITCH 1 A CLSD
SWITCH 1 A OPEN
SWITCH 1 B BAD ST
SWITCH 1 A INTERM
SWITCH 1 B CLSD
SWITCH 1 B OPEN
SWITCH 1 C BAD ST
SWITCH 1 A INTERM
SWITCH 1 C CLSD
SWITCH 1 C OPEN
SWITCH 1 BAD STATUS
SWITCH 1 CLOSED
SWITCH 1 OPEN
SWITCH 1 DISCREP
SWITCH 1 TROUBLE
SWITCH 2...
ELEMENT:
SYNC 1 DEAD S OP
Synchrocheck
SYNC 1 DEAD S DPO
SYNC 1 SYNC OP
SYNC 1 SYNC DPO
5
SYNC 1 CLS OP
SYNC 1 CLS DPO
SYNC 1 V1 ABOVE MIN
SYNC 1 V1 BELOW MAX
SYNC 1 V2 ABOVE MIN
SYNC 1 V2 BELOW MAX
SYNC 2
ELEMENT:
TELEPRO CH1 FAIL
Teleprotection
TELEPRO CH2 FAIL
channel tests
TELEPRO CH1 ID FAIL
TELEPRO CH2 ID FAIL
TELEPRO CH1 CRC FAIL
TELEPRO CH2 CRC FAIL
TELEPRO CH1 PKT LOST
TELEPRO CH2 PKT LOST
ELEMENT:
TELEPRO INPUT 1-1 On
Teleprotection
inputs/outputs
TELEPRO INPUT 1-16 On
TELEPRO INPUT 2-1 On
TELEPRO INPUT 2-16 On
ELEMENT
TRIP BUS 1 PKP
Trip bus
TRIP BUS 1 OP
TRIP BUS 2...
ELEMENT:
UNDERFREQ 1 PKP
Underfrequency
UNDERFREQ 1 OP
UNDERFREQ 1 DPO
UNDERFREQ 2 to 6
ELEMENT:
VOLT PER HERTZ 1 PKP
Volts per hertz
VOLT PER HERTZ 1 OP
VOLT PER HERTZ 1 DPO
VOLT PER HERTZ 2
ELEMENT:
XFMR AGING FCTR PKP
Transformer aging
XFMR AGING FCTR OP
factor
XFMR AGING FCTR DPO
ELEMENT:
XFMR INST DIFF OP
Transformer
XFMR INST DIFF OP A
instantaneous
XFMR INST DIFF OP B
differential
XFMR INST DIFF OP C
5-144
OPERAND DESCRIPTION
Disconnect switch 1 open command initiated
Disconnect switch 1 close command initiated
Disconnect switch 1 phase A bad status is detected (discrepancy between
the 52/a and 52/b contacts)
Disconnect switch 1 phase A intermediate status is detected (transition from
one position to another)
Disconnect switch 1 phase A is closed
Disconnect switch 1 phase A is open
Disconnect switch 1 phase B bad status is detected (discrepancy between
the 52/a and 52/b contacts)
Disconnect switch 1 phase A intermediate status is detected (transition from
one position to another)
Disconnect switch 1 phase B is closed
Disconnect switch 1 phase B is open
Disconnect switch 1 phase C bad status is detected (discrepancy between
the 52/a and 52/b contacts)
Disconnect switch 1 phase A intermediate status is detected (transition from
one position to another)
Disconnect switch 1 phase C is closed
Disconnect switch 1 phase C is open
Disconnect switch 1 bad status is detected on any pole
Disconnect switch 1 is closed
Disconnect switch 1 is open
Disconnect switch 1 has discrepancy
Disconnect switch 1 trouble alarm
Same set of operands as shown for SWITCH 1
Synchrocheck 1 dead source has operated
Synchrocheck 1 dead source has dropped out
Synchrocheck 1 in synchronization has operated
Synchrocheck 1 in synchronization has dropped out
Synchrocheck 1 close has operated
Synchrocheck 1 close has dropped out
Synchrocheck 1 V1 is above the minimum live voltage
Synchrocheck 1 V1 is below the maximum dead voltage
Synchrocheck 1 V2 is above the minimum live voltage
Synchrocheck 1 V2 is below the maximum dead voltage
Same set of operands as shown for SYNC 1
Channel 1 failed
Channel 2 failed
The ID check for a peer relay on channel 1 has failed
The ID check for a peer relay on channel 2 has failed
CRC detected packet corruption on channel 1
CRC detected packet corruption on channel 2
CRC detected lost packet on channel 1
CRC detected lost packet on channel 2
Flag is set, Logic =1
Flag is set, Logic =1
Flag is set, Logic =1
Flag is set, Logic =1
Asserted when the trip bus 1 element picks up.
Asserted when the trip bus 1 element operates.
Same set of operands as shown for TRIP BUS 1
Underfrequency 1 has picked up
Underfrequency 1 has operated
Underfrequency 1 has dropped out
Same set of operands as shown for UNDERFREQ 1 above
The volts per hertz element 1 has picked up
The volts per hertz element 1 has operated
The volts per hertz element 1 has dropped out
Same set of operands as VOLT PER HERTZ 1 above
The transformer aging factor element has picked up
The transformer aging factor element has operated
The transformer aging factor element has dropped out
At least one phase of transformer instantaneous differential has operated
Phase A of transformer instantaneous differential has operated
Phase B of transformer instantaneous differential has operated
Phase C of transformer instantaneous differential has operated
T60 Transformer Protection System
5 SETTINGS
GE Multilin

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