GE D60 Instruction Manual page 404

5.7 CONTROL ELEMENTS
SETTI G
BLOCKING SCHEME
FUNCTION:
Disabled=0
Enabled=1
AND
SETTI G
BLOCK SCHEME BLOCK:
OFF = 0
FLEXLOGIC OPERA DS
PH DIST Z2 PKP
GND DIST Z2 PKP
SETTI G
OR
GND DIR O/C FWD:
Off = 0
SETTI G
SETTI G
BLOCK SCHEME NO OF
COMM BITS:
BLOCK SCHEME NO OF
COMM BITS:
BLOCKING SCHEME RX1:
RUN
Off = 0
BLOCKING SCHEME RX2:
Off = 0
BLOCKING SCHEME RX3:
Off = 0
BLOCKING SCHEME RX4:
Off = 0
SETTI G
GND DIR O/C REV.
Off = 0
5
OR
FLEXLOGIC OPERA DS
PH DIST Z4 PKP
GND DIST Z4 PKP
FLEXLOGIC OPERA DS
PH DIST Z1 PKP
OR
GND DIST Z1 PKP
5-270
SETTI G
BLOCKING RX CO-ORD PKP
DELAY:
t
AND PKP
TRIP TABLE
PATTERN RECEIVED
(see Chapter 8 of the
instruction manual)
AND
SETTI GS
TRANS BLOCK PICKUP
DELAY:
TRANS BLOCK RESET
DELAY:
t
PKP
Figure 5–146: DIRECTIONAL COMPARISON BLOCKING SCHEME LOGIC
D60 Line Distance Protection System
0
SETTI G
BLOCK SCHEME
SEAL-IN DELAY:
0
AND
Phase
Selector
FLEXLOGIC OPERANDS
AR FORCE 3P TRIP
OPEN POLE OP
AND
Phase
Selector
FLEXLOGIC OPERANDS
AR FORCE 3P TRIP
OPEN POLE OP
OR
t
RST
OR
5 SETTINGS
FLEXLOGIC OPERA D
DIR BLOCK OP
t
RST
BLOCK SCHEME NO OF
COMM BITS:
RUN
FLEXLOGIC OPERA DS
DIR BLOCK TRIP A
TRIP TABLE DIR BLOCK TRIP B
RX
DIR BLOCK TRIP C
DIR BLOCK TRIP 3P
BLOCK SCHEME NO OF
COMM BITS:
RUN
FLEXLOGIC OPERA DS
DIR BLOCK TX1 STOP
TRANSMIT TABLE DIR BLOCK TX2 STOP
DIR BLOCK TX3 STOP
DIR BLOCK TX4 STOP
FLEXLOGIC OPERA D
DIR BLOCK TX INIT
GE Multilin
837016AF.CDR