GE D60 Instruction Manual page 435

Line distance protection system ur series
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5 SETTINGS
SETTING
DCUB SCHEME
FUNCTION:
Disabled = 0
AND
Enabled = 1
SETTING
DCUB BLOCKED:
Off = 0
FLEXLOGIC OPERANDS
GND DIST Z2 PKP
PHS DIST Z2 PKP
SETTING
OR
AND
GND DIR O/C FWD:
AND
Off = 0
AND
SETTING
AND
DCUB NO OF COMM
BITS:
DCUB RX1:
Off = 0
DCUB LOG1:
Off = 0
DCUB RX2:
Off = 0
DCUB LOG2:
Off = 0
DCUB RX3:
Off = 0
0
DCUB LOG3:
Off = 0
SETTINGS
DCUB RX4:
TRANS BLOCK
Off = 0
PICKUP DELAY:
DCUB LOG4:
TRANS BLOCK
RESET DELAY:
Off = 0
t
PKP
AND
SETTING
GND DIR O/C REV:
Off = 0
OR
FLEXLOGIC OPERANDS
GND DIST Z4 PKP
PHS DIST Z4 PKP
GND DIST Z1 PKP
PHS DIST Z1 PKP
Figure 5–168: DIRECTIONAL COMPARISON UNBLOCKING SCHEME LOGIC
GE Multilin
AND
AND
SETTINGS
AND
DCUB LOG PICKUP
DELAY:
t
PKP
OR
OR
AND
SETTINGS
OR
GUARD HEALTHY
RESET DELAY:
0
AND
t
RST
SETTING
100ms
DCUB PERMISSIVE
ECHO:
Disabled
Off = 0
FLEXLOGIC OPERANDS
Enabled
LINE PICKUP LEO PKP
t
RST
SETTING
OR
Custom
DCUB ECHO COND:
Off = 0
OR
D60 Line Distance Protection System
LOG = LOSS OF GUARD
SETTINGS
DCUB SEAL-IN
DELAY:
0
OR
t
RST
0
Phase
Selector
RX
LOG
AND
FLEXLOGIC OPERANDS
AR FORCE 3P TRIP
OPEN POLE OP
SETTINGS
DCUB LOG TRIP
WINDOW:
t
PKP
OR
0
Phase
Selector
FLEXLOGIC OPERANDS
AR FORCE 3P TRIP
OPEN POLE OP
Phase
Selector
RX
SETTINGS
LOG
LINE END OPEN
PICKUP DELAY:
t
PKP
0
SETTING
ECHO DURATION:
ECHO LOCKOUT:
AND
Echo duration/lockout logic
5.7 CONTROL ELEMENTS
FLEXLOGIC OPERANDS
DCUB OP
DCUB NO OF COMM
BITS:
RUN
FLEXLOGIC OPERANDS
DCUB TRIP A
DCUB TRIP B
DCUB TRIP C
TRIP TABLE
DCUB TRIP 3P
DCUB NO OF COMM
BITS:
RUN
TRANSMIT TABLE
FLEXLOGIC OPERANDS
DCUB TX1
DCUB TX2
RUN
DCUB TX3
DCUB TX4
ECHO TABLE
837032A1.CDR
AND
5-313
5

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