GE Multilin 850

4–314 850 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL
CONTROL CHAPTER 4: SETPOINTS
Figure 4-139: Breaker Control logic diagram
SETPOINT
BKR1 Remote Close
Off = 0
AND
SETPOINT
BKR1 Remote Open
Off = 0
SETPOINT
BKR1 Rem Block Open
Off = 0
SETPOINT
BKR1 Bypas Rem Blk Open
Off = 0
AND
AND
FLEXLOGIC OPERAND
BKR1 Closed
FLEXLOGIC OPERAND
BKR1 Opened
from Switch detection logic
SETPOINT
BKR1 Rem Block Close
Off = 0
SETPOINT
BKR1 Bypas Rem Blk Cls
Off = 0
FLEXLOGIC OPERAND
BKR1 Rem Blk Open
FLEXLOGIC OPERAND
BKR1 Rem Blk Open By
FLEXLOGIC OPERAND
BKR1 Rem Blk Close
FLEXLOGIC OPERAND
BKR1 Rem Blk Cls By
FLEXLOGIC OPERAND
BKR1 Remote Open
OPEN
command
Relay ( Ready = 1)
BKR 1: Trip Relay Select
Setpoints/System/
Breakers/BKR1:
To Selected BKR
1 Trip Output
CLOSE
command
BKR 1: Close Relay Select
FLEXLOGIC OPERAND
BKR1 Remote Close
To Selected BKR 1
Close Output
AND
AND
(From Synchrocheck 1)
Sync 1 BKR Cls Perm
OR
SETPOINTS
CLOSE SYNCHROCHECK
SPVN BKR 1
Bypass
Sync 1 Cls Perm
Setpoints/System/
Breakers/BKR1:
FLEXLOGIC OPERAND
Local Mode ON
from Control Mode logic
OR
FLEXLOGIC OPERAND
Tag ON
from Local Control Mode logic
FLEXLOGIC OPERAND
BKR1 Loc Blk Cls By
FLEXLOGIC OPERAND
BKR1 Loc Blk Close
AND
FLEXLOGIC OPERAND
BKR1 Loc Blk Open By
FLEXLOGIC OPERAND
BKR1 Loc Blk Open
AND
from Local Control Mode logic
850, 845, 889
AND AND
AND
AND AND
FLEXLOGIC OPERAND
SBO Enabled
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