CHAPTER 6: SETPOINTS
S4 CONTROLS
350 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL
6–133
Figure 46: Autoreclose logic diagram
AND
SETPOINT
RESET
LOCKOUT
DELA
Y
seg
0
OR
INPUT
AR
BLOCK
SETPOINT
AR
FUNCTION
Disabled=0
Enabled
=1
ST
A
TUS
AR
OUT
OF
SER
VICE
ST
A
TUS
AR
BLOCK
ST
A
TUS
AR
READY
ST
A
TUS
AR
IN
PROGRESS
SETPOINT
AR
INITIA
TE
Disabled=0
INPUT
BRK
CLOSED
CLOSED
=
1
AND
AND
AND
AND
SETPOINT
INCOMP
SEQ
.
TIME
:
0
AND
AND
AND
AND
AND
OR
OR
AND
AND
AND
AR
READY
AR
IN
PROGRESS
AR
OUT
OF
SER
VICE
AR
BLOCK
Q
Q
SET
CLR
S
R
AND
AND
AND
AND
SETPOINT
AR
DEAD
TIME
1
t,
sec
0
SETPOINT
AR
DEAD
TIME
2
0
SETPOINT
AR
DEAD
TIME
3
0
SETPOINT
AR
DEAD
TIME
4
0
OR
OR
AND
AND
AND
SETPOINT
INCOMP
SEQ
.
TIME
:
0
AND
AND
OR
SETTING
AR
RESET
TIME
0
AND
SETPOINT
MAX
NUMBER
OF
SHOTS
1..4
>=
SHOT
COUNTER
SHOT
COUNTER
++
SHOT
COUNTER
=0
SHOT
COUNTER
=
0
SHOT
COUNTER
=
1
SHOT
COUNTER
=
2
SHOT
COUNTER
=3
CB
close
ST
A
TUS
AR
LOCKOUT
FROM
INCOMPLETE
SEQUENCE
TIME
T
O
INCOMPLETE
SEQUENCE
TIME
OPENED
=
0
AND
T
ask
T
ime
(5-10
ms)
ms
0
FROM
SHOT
COUNTER
=
MAX
T
O
SHOT
COUNTER
=
MAX
CB
open
(c
ommand
)
(command
)
Disabled=0
t,
sec
t,
sec
t,
sec
t,
sec
t,
sec
t,
sec
898000.cdr
