GE L90 Instruction Manual page 254

Ur series line current differential system
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5.5 FLEXLOGIC
Table 5–10: L90 FLEXLOGIC OPERANDS (Sheet 3 of 10)
OPERAND TYPE
OPERAND SYNTAX
ELEMENT:
BREAKER 1 OFF CMD
Breaker control
BREAKER 1 ON CMD
BREAKER 1 A BAD ST
BREAKER 1 A INTERM
BREAKER 1 A CLSD
BREAKER 1 A OPEN
BREAKER 1 B BAD ST
BREAKER 1 A INTERM
BREAKER 1 B CLSD
BREAKER 1 B OPEN
BREAKER 1 C BAD ST
BREAKER 1 A INTERM
BREAKER 1 C CLSD
BREAKER 1 C OPEN
BREAKER 1 BAD STATUS
BREAKER 1 CLOSED
BREAKER 1 OPEN
BREAKER 1 DISCREP
BREAKER 1 TROUBLE
BREAKER 1 MNL CLS
BREAKER 1 TRIP A
BREAKER 1 TRIP B
BREAKER 1 TRIP C
BREAKER 1 ANY P OPEN
BREAKER 1 ONE P OPEN
5
BREAKER 1 OOS
BREAKER 2...
ELEMENT:
BROKEN CONDUCT 1 OP
Broken conductor
BROKEN CONDUCT 1 PKP
BROKEN CONDUCT 2...
ELEMENT:
CONT MONITOR PKP
Continuous monitor
CONT MONITOR OP
ELEMENT:
CT FAIL PKP
CT fail
CT FAIL OP
ELEMENT:
Counter 1 HI
Digital counters
Counter 1 EQL
Counter 1 LO
Counter 2 to Counter 8
ELEMENT:
Dig Element 1 PKP
Digital elements
Dig Element 1 OP
Dig Element 1 DPO
Dig Element 2 to Dig Element 48
ELEMENT:
DIR POWER 1 STG1 PKP
Sensitive directional
DIR POWER 1 STG2 PKP
power
DIR POWER 1 STG1 DPO
DIR POWER 1 STG2 DPO
DIR POWER 1 STG1 OP
DIR POWER 1 STG2 OP
DIR POWER 1 PKP
DIR POWER 1 DPO
DIR POWER 1 OP
DIR POWER 2
ELEMENT
FREQ RATE 1 PKP
Frequency rate of
FREQ RATE 1 DPO
change
FREQ RATE 1 OP
FREQ RATE 2 to FREQ RATE 4
ELEMENT:
FxE 1 PKP
FlexElements
FxE 1 OP
FxE 1 DPO
FxE 2 to FxE 8
5-124
OPERAND DESCRIPTION
Breaker 1 open command initiated
Breaker 1 close command initiated
Breaker 1 phase A bad status is detected (discrepancy between the 52/a and
52/b contacts)
Breaker 1 phase A intermediate status is detected (transition from one
position to another)
Breaker 1 phase A is closed
Breaker 1 phase A is open
Breaker 1 phase B bad status is detected (discrepancy between the 52/a and
52/b contacts)
Breaker 1 phase A intermediate status is detected (transition from one
position to another)
Breaker 1 phase B is closed
Breaker 1 phase B is open
Breaker 1 phase C bad status is detected (discrepancy between the 52/a and
52/b contacts)
Breaker 1 phase A intermediate status is detected (transition from one
position to another)
Breaker 1 phase C is closed
Breaker 1 phase C is open
Breaker 1 bad status is detected on any pole
Breaker 1 is closed
Breaker 1 is open
Breaker 1 has discrepancy
Breaker 1 trouble alarm
Breaker 1 manual close
Breaker 1 trip phase A command
Breaker 1 trip phase B command
Breaker 1 trip phase C command
At least one pole of breaker 1 is open
Only one pole of breaker 1 is open
Breaker 1 is out of service
Same set of operands as shown for BREAKER 1
Asserted when the broken conductor 1 element operates
Asserted when the broken conductor 1 element picks up
Same set of operands as shown for BROKEN CONDUCTOR 1
Continuous monitor has picked up
Continuous monitor has operated
CT fail has picked up
CT fail has dropped out
Digital counter 1 output is 'more than' comparison value
Digital counter 1 output is 'equal to' comparison value
Digital counter 1 output is 'less than' comparison value
Same set of operands as shown for Counter 1
Digital Element 1 is picked up
Digital Element 1 is operated
Digital Element 1 is dropped out
Same set of operands as shown for Dig Element 1
Stage 1 of the directional power element 1 has picked up
Stage 2 of the directional power element 1 has picked up
Stage 1 of the directional power element 1 has dropped out
Stage 2 of the directional power element 1 has dropped out
Stage 1 of the directional power element 1 has operated
Stage 2 of the directional power element 1 has operated
The directional power element has picked up
The directional power element has dropped out
The directional power element has operated
Same set of operands as DIR POWER 1
The frequency rate of change 1 element has picked up
The frequency rate of change 1 element has dropped out
The frequency rate of change 1 element has operated
Same set of operands as shown for FREQ RATE 1
FlexElement 1 has picked up
FlexElement 1 has operated
FlexElement 1 has dropped out
Same set of operands as shown for FxE 1
L90 Line Current Differential System
5 SETTINGS
GE Multilin

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