Automatic Reclosing
Number of Reclosures 0 to 9 (separated for phase and ground)
Cycles 1 to 4 can be adjusted individually
The following Protective Functions initiate the AR
79 (no 79 start / 79 start / 79 blocked)
50-3, 50-2, 50-1, 51,
50N-3, 50N-2, 50N-1, 51N,
50Ns-1, 50Ns-2, 51Ns,
46 (unbalanced load), Binäreingabe
Blocking of 79 by Pick up of protective elements for which 79 blocking is set
(see above)
3-phase pickup (optional)3-polige Anregung (wahlweise)
Binary input
last trip command after the reclosing cycle is complete
(unsuccessful reclosure)
Trip command from the breaker failure
Opening the circuit breaker without 79
External CLOSE Command
Breaker failure monitoring
Dead Time T
Dead
(separate for phase and ground and individual for
cycles 1 to 4)
0.01 s to 320.00 s Increments 0.01 s
Extension of Dead Time using binary input with time monitoring
Blocking Duration for Manual-CLOSE Detec-
tionT
BLK Manual Close
0.50 s to 320.00 s oder ∞ Increments 0.01 s
Blocking Duration after reclosuree T
Blocking Time
0.50 s to 320.00 s Increments 0.01 s
Blocking Duration after Dynamic Blocking T
BLK DYN
0.01 s to 320.00 s Increments 0.01 s
Start Signal Monitoring Time T
Start Mnitor
0.01 s to 320.00 s oder ∞ Increments 0.01 s
Circuit Breaker Monitoring Time T
CB Monitor
0.10 s to 320.00 s Increments 0.01 s
Maximum Dead Time Extension T
Dead Exten
0.50 s to 320.00 s oder ∞ Increments 0.01 s
Start delay of dead time using binary input with time monitoring
Max. start delay of dead time
T
Dead Delay
0,0 s to 1800,0 s oder ∞ Increments 1,0 s
Operating time T
Operate
0,01 s to 320,00 s oder ∞ Increments 0,01 s
The following protection functions can be influ-
enced by the automatic reclosing function indi-
vidually for the cycles 1 to 4 (setting value T=T/
instantaneous T=0/ blocked T=infinite):
50-3, 50-2, 50-1, 51, 50N-3,
50N-2, 50N-1, 51N,
50Ns-1, 50Ns-2, 51Ns,
Additional Functions Lockout (Final Trip)
Circuit breaker monitoring using breaker auxiliary
contacts
4.15
Technical Data
4.15 Automatic Reclosing
SIPROTEC 4, 7SJ61, Manual 325
C53000-G1140-C210-6, Edition 05.2016
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