5-136
L90 Line Current Differential System
GE Multilin
5.5 FLEXLOGIC
5 SETTINGS
5
ELEMENT:
Disturbance
detector
SRC1 50DD OP
SRC2 50DD OP
SRC3 50DD OP
SRC4 50DD OP
Source 1 disturbance detector has operated
Source 2 disturbance detector has operated
Source 3 disturbance detector has operated
Source 4 disturbance detector has operated
ELEMENT:
VTFF (Voltage
transformer fuse
failure)
SRC1 VT FUSE FAIL OP
SRC1 VT FUSE FAIL DPO
SRC1 VT FUSE FAIL VOL LOSS
Source 1 VT fuse failure detector has operated
Source 1 VT fuse failure detector has dropped out
Source 1 has lost voltage signals (V2 below 10% or V1 below 70%
of nominal)
SRC1 VT NEU WIRE OPEN
Source 1 VT neutral wire open detected.When the VT is connected in Delta,
this function should not be enabled because there is no neutral wire for Delta
connected VT.
SRC2 VT FUSE FAIL to
SRC4 VT FUSE FAIL
Same set of operands as shown for SRC1 VT FUSE FAIL
ELEMENT:
Stub bus
STUB BUS OP
Stub bus is operated
ELEMENT:
Disconnect switch
SWITCH 1 OFF CMD
SWITCH 1 ON CMD
SWITCH 1 CLOSED
SWITCH 1 OPEN
SWITCH 1 DISCREP
SWITCH 1 TROUBLE
SWITCH 1
A CLSD
SWITCH 1
A OPEN
SWITCH 1
A BAD ST
SWITCH 1
A INTERM
SWITCH 1
B CLSD
SWITCH 1
B OPEN
SWITCH 1
B BAD ST
SWITCH 1
B INTERM
SWITCH 1
C CLSD
SWITCH 1
C OPEN
SWITCH 1
C BAD ST
SWITCH 1
C INTERM
SWITCH 1 BAD STATUS
Disconnect switch 1 open command initiated
Disconnect switch 1 close command initiated
Disconnect switch 1 is closed
Disconnect switch 1 is open
Disconnect switch 1 has discrepancy
Disconnect switch 1 trouble alarm
Disconnect switch 1 phase A is closed
Disconnect switch 1 phase A is open
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 B is closed
Disconnect switch 1 phase B is open
Disconnect switch 1 phase B bad status is detected (discrepancy between
the 52/a and 52/b contacts)
Disconnect switch 1 phase B 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 phase C bad status is detected (discrepancy between
the 52/a and 52/b contacts)
Disconnect switch 1 phase C intermediate status is detected (transition from
one position to another)
Disconnect switch 1 bad status is detected on any pole
SWITCH 2...
Same set of operands as shown for SWITCH 1
ELEMENT:
Synchrocheck
SYNC 1 DEAD S OP
SYNC 1 DEAD S DPO
SYNC 1 SYNC OP
SYNC 1 SYNC DPO
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
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
SYNC 2
Same set of operands as shown for SYNC 1
ELEMENT
Trip output
TRIP 3-POLE
TRIP 1-POLE
TRIP PHASE A
TRIP PHASE B
TRIP PHASE C
TRIP AR INIT 3-POLE
TRIP FORCE 3-POLE
TRIP OUTPUT OP
TRIP Z2PH TMR INIT
TRIP Z2GR TMR INIT
Trip all three breaker poles
A single-pole trip-and-reclose operation is initiated
Trip breaker pole A, initiate phase A breaker fail and reclose
Trip breaker pole B, initiate phase B breaker fail and reclose
Trip breaker pole C, initiate phase C breaker fail and reclose
Initiate a three-pole reclose
Three-pole trip must be initiated
Any trip is initiated by the trip output
Phase distance zone 2 timer is initiated by the trip output
Ground distance zone 2 timer is initiated by the trip output
ELEMENT
Trip bus
TRIP BUS 1 PKP
TRIP BUS 1 OP
Asserted when the trip bus 1 element picks up.
Asserted when the trip bus 1 element operates.
TRIP BUS 2...
Same set of operands as shown for TRIP BUS 1
Table 5–12: L90 FLEXLOGIC OPERANDS (Sheet 8 of 11)
OPERAND TYPE
OPERAND SYNTAX
OPERAND DESCRIPTION
Summary of Contents for UR Series L90
Page 652: ...A 16 L90 Line Current Differential System GE Multilin A 1 PARAMETER LISTS APPENDIX A A ...
Page 772: ...B 120 L90 Line Current Differential System GE Multilin B 4 MEMORY MAPPING APPENDIX B B ...
Page 802: ...C 30 L90 Line Current Differential System GE Multilin C 7 LOGICAL NODES APPENDIX C C ...
Page 812: ...D 10 L90 Line Current Differential System GE Multilin D 1 IEC 60870 5 104 APPENDIX D D ...
Page 824: ...E 12 L90 Line Current Differential System GE Multilin E 2 DNP POINT LISTS APPENDIX E E ...
Page 834: ...F 10 L90 Line Current Differential System GE Multilin F 3 WARRANTY APPENDIX F F ...
Page 846: ...xii L90 Line Current Differential System GE Multilin INDEX ...