GE Multilin 850

CHAPTER 4: SETPOINTS CONTROL
850 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL 4–383
Figure 4-163: Autoreclose - AR1 Setup logic diagram - “PAGE 1”
AR1 Shot cnt = Max
AR1 Enabled (Default)
AR1 Shot
cnt = 3
AR1
Shot
cnt = 2
AR1 Shot
cnt = 1
AR1Shot
cnt = 0
AR1 Close
SETPOINTS
AR1 FUNCTION: Disabled = 0 Enabled = 1
SETPOINTS
AR1 BLOCK/CANCEL: OFF = 0
SETPOINTS
AR1 MANUAL CLOSE: OFF = 0
FLEXLOGIC OPERAND
BKR 1 Closed
AND
SETPOINTS
AR1 BLK TIME UPON MANUAL CLS:
0
FLEXLOGIC OPERAND
AR1 Man Cls Blk
AND
FLEXLOGIC OPERAND
AR1 Enabled
FLEXLOGIC OPERAND
AR1 Disabled
OR
AND
AND
FLEXLOGIC OPERAND
AR1 In Progress
AR1 In Progress (Default)
SETPOINTS
AR1 RST LOCKOUT IF BKR CLOSED: OFF = 0
AND
SETPOINTS
AR1 RST LOCKOUT DELAY:
0
AND
SETPOINTS
AR1 RST LOCKOUT ON MANUAL CLS: OFF = 0
SETPOINTS
AR1 MANUAL RESET FROM LOCKOUT: OFF = 0
OR
AND
OR
AND
AND
AND
OR
AR1 Breaker is closed AR1 Initiate AR1 Reset from LO AR1 LO
Locked Out (Default)
FLEXLOGIC OPERAND
AR1 Lockout
SETPOINTS
AR1 INCOMPLETE SEQUENCE TIME:
0
OR
SETPOINTS
AR1 DEAD TIME 1:
0
SETPOINTS
AR1 DEAD TIME 2:
0
SETPOINTS
AR1 DEAD TIME 3:
0
SETPOINTS
AR1 DEAD TIME 4:
0
{
From
Page 2
AND AND
AND AND
SETPOINTS
AR1 DELAY:
0
OFF = 0
SETPOINTS
AR1 ADD DELAY:
AND AND
OR
}
To
Page 2
FROM BREAKER
FAILURE
Breaker Failure
SETPOINTS
AR1 INITIATE: AR1 EXTERNAL INITI AR1 INITIATE IN1 ... AR1 INITIATE IN15
OR
AR1 ENABLED OUTPUT RELAYS (3-7):
SETPOINTS
AR1 IN PROGRESS OUTPUT RELAYS (3-7):
SETPOINTS
AR1 LOCKOUT OUTPUT RELAYS (3-7):
SETPOINTS
FRONT PANEL
Manaul Close
OR
}
To Page 5
AR1 Coordinating lockout
From Page 5
AR1 Rate High - lockout
From Page 3
FLEXLOGIC OPERAND
AR1 Initiated
Do Not Operate, Operate Do Not Operate, Operate Do Not Operate, Operate
To Page 4
PAGE 1 (AR1 SETUP)
t
btumc
t
rst
t
ist
t4 t3 t2
t1
t
d
NORMAL SETTINGS
OR
0
1 cyc
FLEXLOGIC OPERAND
BKR 1 Opened
894071A1.cdr