GE L90 Instruction Manual page 255

Ur series line current differential system
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5 SETTINGS
Table 5–10: L90 FLEXLOGIC OPERANDS (Sheet 4 of 10)
OPERAND TYPE
OPERAND SYNTAX
ELEMENT:
GND DIST Z1 PKP
Ground distance
GND DIST Z1 OP
GND DIST Z1 OP A
GND DIST Z1 OP B
GND DIST Z1 OP C
GND DIST Z1 PKP A
GND DIST Z1 PKP B
GND DIST Z1 PKP C
GND DIST Z1 SUPN IN
GND DIST Z1 DPO A
GND DIST Z1 DPO B
GND DIST Z1 DPO C
GND DIST Z2 DIR SUPN
GND DIST Z2 to Z3
ELEMENT:
GROUND IOC1 PKP
Ground
GROUND IOC1 OP
instantaneous
GROUND IOC1 DPO
overcurrent
GROUND IOC2
ELEMENT:
GROUND TOC1 PKP
Ground time
GROUND TOC1 OP
overcurrent
GROUND TOC1 DPO
GROUND TOC2
ELEMENT
LATCH 1 ON
Non-volatile latches
LATCH 1 OFF
LATCH 2 to LATCH 16
ELEMENT:
LINE PICKUP OP
Line pickup
LINE PICKUP PKP
LINE PICKUP DPO
LINE PICKUP I<A
LINE PICKUP I<B
LINE PICKUP I<C
LINE PICKUP UV PKP
LINE PICKUP LEO PKP
LINE PICKUP RCL TRIP
ELEMENT:
LOAD ENCHR PKP
Load encroachment
LOAD ENCHR OP
LOAD ENCHR DPO
ELEMENT:
NEG SEQ DIR OC1 FWD
Negative-sequence
NEG SEQ DIR OC1 REV
directional
NEG SEQ DIR OC2 FWD
overcurrent
NEG SEQ DIR OC2 REV
ELEMENT:
NEG SEQ IOC1 PKP
Negative-sequence
NEG SEQ IOC1 OP
instantaneous
NEG SEQ IOC1 DPO
overcurrent
NEG SEQ IOC2
ELEMENT:
NEG SEQ TOC1 PKP
Negative-sequence
NEG SEQ TOC1 OP
time overcurrent
NEG SEQ TOC1 DPO
NEG SEQ TOC2
ELEMENT:
NEUTRAL IOC1 PKP
Neutral
NEUTRAL IOC1 OP
instantaneous
NEUTRAL IOC1 DPO
overcurrent
NEUTRAL IOC2
ELEMENT:
NEUTRAL OV1 PKP
Neutral overvoltage
NEUTRAL OV1 DPO
NEUTRAL OV1 OP
ELEMENT:
NEUTRAL TOC1 PKP
Neutral time
NEUTRAL TOC1 OP
overcurrent
NEUTRAL TOC1 DPO
NEUTRAL TOC2
ELEMENT:
NTRL DIR OC1 FWD
Neutral directional
NTRL DIR OC1 REV
overcurrent
NTRL DIR OC2
GE Multilin
OPERAND DESCRIPTION
Ground distance zone 1 has picked up
Ground distance zone 1 has operated
Ground distance zone 1 phase A has operated
Ground distance zone 1 phase B has operated
Ground distance zone 1 phase C has operated
Ground distance zone 1 phase A has picked up
Ground distance zone 1 phase B has picked up
Ground distance zone 1 phase C has picked up
Ground distance zone 1 neutral is supervising
Ground distance zone 1 phase A has dropped out
Ground distance zone 1 phase B has dropped out
Ground distance zone 1 phase C has dropped out
Ground distance zone 2 directional is supervising
Same set of operands as shown for GND DIST Z1
Ground instantaneous overcurrent 1 has picked up
Ground instantaneous overcurrent 1 has operated
Ground instantaneous overcurrent 1 has dropped out
Same set of operands as shown for GROUND IOC 1
Ground time overcurrent 1 has picked up
Ground time overcurrent 1 has operated
Ground time overcurrent 1 has dropped out
Same set of operands as shown for GROUND TOC1
Non-volatile latch 1 is ON (Logic = 1)
Non-volatile latch 1 is OFF (Logic = 0)
Same set of operands as shown for LATCH 1
Line pickup has operated
Line pickup has picked up
Line pickup has dropped out
Line pickup detected phase A current below 5% of nominal
Line pickup detected phase B current below 5% of nominal
Line pickup detected phase C current below 5% of nominal
Line pickup undervoltage has picked up
Line pickup line end open has picked up
Line pickup operated from overreaching zone 2 when reclosing the line
(zone 1 extension functionality)
Load encroachment has picked up
Load encroachment has operated
Load encroachment has dropped out
Negative-sequence directional overcurrent 1 forward has operated
Negative-sequence directional overcurrent 1 reverse has operated
Negative-sequence directional overcurrent 2 forward has operated
Negative-sequence directional overcurrent 2 reverse has operated
Negative-sequence instantaneous overcurrent 1 has picked up
Negative-sequence instantaneous overcurrent 1 has operated
Negative-sequence instantaneous overcurrent 1 has dropped out
Same set of operands as shown for NEG SEQ IOC1
Negative-sequence time overcurrent 1 has picked up
Negative-sequence time overcurrent 1 has operated
Negative-sequence time overcurrent 1 has dropped out
Same set of operands as shown for NEG SEQ TOC1
Neutral instantaneous overcurrent 1 has picked up
Neutral instantaneous overcurrent 1 has operated
Neutral instantaneous overcurrent 1 has dropped out
Same set of operands as shown for NEUTRAL IOC1
Neutral overvoltage element 1 has picked up
Neutral overvoltage element 1 has dropped out
Neutral overvoltage element 1 has operated
Neutral time overcurrent 1 has picked up
Neutral time overcurrent 1 has operated
Neutral time overcurrent 1 has dropped out
Same set of operands as shown for NEUTRAL TOC1
Neutral directional overcurrent 1 forward has operated
Neutral directional overcurrent 1 reverse has operated
Same set of operands as shown for NTRL DIR OC1
L90 Line Current Differential System
5.5 FLEXLOGIC
5
5-125

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