GE D90 Plus Instruction Manual page 429

CHAPTER 7: PROTECTION
PLUS
D90 LINE DISTANCE PROTECTION SYSTEM – INSTRUCTION MANUAL
DUTT TX3 .......................................................Asserted when the direct underreaching transfer trip scheme
DUTT TX4 .......................................................Asserted when the direct underreaching transfer trip scheme
FlexMatrix operands
FLXMAT 1 DPO.............................................Asserted when FlexMatrix 1 drops out.
FLXMAT 1 OP ................................................Asserted when FlexMatrix 1 operates.
FLXMAT 1 PKP ..............................................Asserted when FlexMatrix 1 picks up.
FLXMAT 2 to 8 ..............................................The operands listed above are also available for FlexMatrix
FlexElement operands
FXE 1 DPO......................................................Asserted when protection FlexElement 1 drops out.
FXE 1 OP.........................................................Asserted when protection FlexElement 1 operates.
FXE 1 PKP.......................................................Asserted when protection FlexElement 1 picks up.
FXE 2 to 16 ....................................................The operands listed above are also available for protection
Ground distance operands
GND DIST Z1 DPO A ..................................Asserted when ground distance zone 1 phase A drops out.
GND DIST Z1 DPO B ..................................Asserted when ground distance zone 1 phase B drops out.
GND DIST Z1 DPO C ..................................Asserted when ground distance zone 1 phase C drops out.
GND DIST Z1 OP..........................................Asserted when ground distance zone 1 operates.
GND DIST Z1 OP A......................................Asserted when ground distance zone 1 phase A operates.
GND DIST Z1 OP B......................................Asserted when ground distance zone 1 phase B operates.
GND DIST Z1 OP C......................................Asserted when ground distance zone 1 phase C operates.
GND DIST Z1 PKP........................................Asserted when ground distance zone 1 picks up.
GND DIST Z1 PKP A....................................Asserted when ground distance zone 1 phase A picks up.
GND DIST Z1 PKP B....................................Asserted when ground distance zone 1 phase B picks up.
GND DIST Z1 PKP C....................................Asserted when ground distance zone 1 phase C picks up.
GND DIST Z1 SUPN IN ..............................Asserted when ground distance zone 1 neutral is supervising.
GND DIST Z2 DIR SUPN............................Asserted when ground distance zone 2 directional is
GND DIST Z2 to Z5.....................................The operands listed above are also available for ground
Ground instantaneous overcurrent operands
GROUND IOC1 DPO...................................Asserted when ground instantaneous overcurrent 1 drops out.
GROUND IOC1 OP......................................Asserted when ground instantaneous overcurrent 1 operates.
GROUND IOC1 PKP....................................Asserted when ground instantaneous overcurrent 1 picks up.
GROUND IOC2 to 12.................................The operands listed above are also available for ground
Ground time overcurrent operands
GROUND TOC1 DPO..................................Asserted when ground time overcurrent 1 drops out.
GROUND TOC1 OP.....................................Asserted when ground time overcurrent 1 operates.
GROUND TOC1 PKP...................................Asserted when ground time overcurrent 1 picks up.
GROUND TOC2 to 6...................................The operands listed above are also available for ground time
Hybrid permissive overreaching transfer trip (hybrid POTT) operands
HYBRID POTT OP ........................................Asserted when the hybrid permissive overreaching transfer trip
asserts transmit bit 3.
asserts transmit bit 4.
elements 2 through 8.
FlexElements 2 through 16.
supervising. This operand is only available for zone 2.
distance elements 2 through 5.
instantaneous overcurrent elements 2 through 12.
overcurrent elements 2 through 6.
scheme operates.
PROTECTION FLEXLOGIC
419