5-140 L30 Line Current Differential System GE Multilin
5.5 FLEXLOGIC 5 SETTINGS
5
The operands available for this relay are listed alphabetically by types in the following table.
Table 5–17: L30 FLEXLOGIC OPERANDS (Sheet 1 of 7)
OPERAND TYPE OPERAND SYNTAX OPERAND DESCRIPTION
CONTROL
PUSHBUTTONS
CONTROL PUSHBTN 1 ON
CONTROL PUSHBTN 2 ON
CONTROL PUSHBTN 3 ON
CONTROL PUSHBTN 4 ON
CONTROL PUSHBTN 5 ON
CONTROL PUSHBTN 6 ON
CONTROL PUSHBTN 7 ON
Control pushbutton 1 is being pressed
Control pushbutton 2 is being pressed
Control pushbutton 3 is being pressed
Control pushbutton 4 is being pressed
Control pushbutton 5 is being pressed
Control pushbutton 6 is being pressed
Control pushbutton 7 is being pressed
CYBERSENTRY ROLE ADMIN ACT
ROLE SUPERVISOR ACT
ROLE ENGINEER ACT
ROLE OPERATOR ACT
ROLE OBSERVER ACT
AUTHENTICATION FAIL
UNAUTH FW ATTEMPT
UNAUTH SETTING WRITE
Administrator role is active and is set to true when that is the case
Supervisor role is active and is set to true when that is the case
Engineer 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
Operand set for Failed Authentication self-test and alarm
Operand set for firmware lock self-test and alarm
Operand set for settings lock self-test and alarm
ELEMENT:
50DD supervision
50DD SV Disturbance detector has operated
ELEMENT:
87L current
differential
87L DIFF OP
87L DIFF RECVD DTT
87L DIFF KEY DTT
87L DIFF PFLL FAIL
87L DIFF CH ASYM DET
87L DIFF CH1 FAIL
87L DIFF CH2 FAIL
87L DIFF CH1 LOSTPKT
87L DIFF CH2 LOSTPKT
87L DIFF CH1 CRCFAIL
87L DIFF CH2 CRCFAIL
87L DIFF CH1 ID FAIL
87L DIFF CH2 ID FAIL
87L DIFF GPS FAIL
87L DIFF 1 MAX ASYM
87L DIFF 2 MAX ASYM
87L DIFF 1 TIME CHNG
87L DIFF 2 TIME CHNG
87L DIFF GPS 1 FAIL
87L DIFF GPS 2 FAIL
87L DIFF BLOCKED
87L DIFF PKP G
87L DIFF OP G
At least one phase of current differential is operated
Direct transfer trip has been received
Direct transfer trip is keyed
Phase and frequency lock loop (PFLL) has failed
Channel asymmetry greater than 1.5 ms detected
Channel 1 has failed
Channel 2 has failed
Exceeded maximum lost packet threshold on channel 1
Exceeded maximum lost packet threshold on channel 2
Exceeded maximum CRC error threshold on channel 1
Exceeded maximum CRC error threshold on channel 2
The ID check for a peer L30 on channel 1 has failed
The ID check for a peer L30 on channel 2 has failed
The GPS signal failed or is not configured properly at any terminal
Asymmetry on channel 1 exceeded preset value
Asymmetry on channel 2 exceeded preset value
Change in round trip delay on channel 1 exceeded preset value
Change in round trip delay on channel 2 exceeded preset value
GPS failed at remote terminal 1 (channel 1)
GPS failed at remote terminal 1 (channel 2)
The 87L function is blocked due to communication problems
The ground differential element has picked up
The ground differential element has operated
ELEMENT:
87L in-zone
transformer
compensation
87L HARM2 A OP
87L HARM2 B OP
87L HARM2 C OP
Asserted when phase A of second harmonic of the transformer magnetizing
inrush current inhibits the current differential element from operating
Asserted when phase B of second harmonic of the transformer magnetizing
inrush current inhibits the current differential element from operating
Asserted when phase C of second harmonic of the transformer magnetizing
inrush current inhibits the current differential element from operating
ELEMENT:
Autoreclose
(per CT bank)
AR1 ENABLED
AR1 RIP
AR1 LO
AR1 BLK FROM MAN CLS
AR1 CLOSE
AR1 SHOT CNT=0
AR1 SHOT CNT=1
AR1 SHOT CNT=2
AR1 SHOT CNT=3
AR1 SHOT CNT=4
AR1 DISABLED
Autoreclose 1 is enabled
Autoreclose 1 is in progress
Autoreclose 1 is locked out
Autoreclose 1 is temporarily disabled
Autoreclose 1 close command is issued
Autoreclose 1 shot count is 0
Autoreclose 1 shot count is 1
Autoreclose 1 shot count is 2
Autoreclose 1 shot count is 3
Autoreclose 1 shot count is 4
Autoreclose 1 is disabled
AR2 Same set of operands as shown for AR1
ELEMENT:
Auxiliary
overvoltage
AUX OV1 PKP
AUX OV1 DPO
AUX OV1 OP
Auxiliary overvoltage element has picked up
Auxiliary overvoltage element has dropped out
Auxiliary overvoltage element has operated
ELEMENT:
Auxiliary
undervoltage
AUX UV1 PKP
AUX UV1 DPO
AUX UV1 OP
Auxiliary undervoltage element has picked up
Auxiliary undervoltage element has dropped out
Auxiliary undervoltage element has operated
ELEMENT:
Breaker arcing
BKR ARC 1 OP
BKR ARC 1 DPO
BKR ARC 2 OP
BKR ARC 2 DPO
Breaker arcing current 1 has operated
Breaker arcing current 1 has dropped out
Breaker arcing current 2 has operated
Breaker arcing current 2 has dropped out
To Next Page
Loading...
Need help?
General
