Technical Data
10-35
7SJ63 Manual
C53000-G1140-C120-1
10.15 Automatic Reclosing System (79M)
Number of Reclosures
0 to 9 (for both phase and ground)
Shots 1 to 4 individually adjustable
For Phase Faults-Processing
79 Initiates: Selectable
50-1, 50-2, 51, 67-1, 67-2, 67-TOC,
46-1, 46-2, 46-TOC, Binary Inputs
For Ground Faults-Processing
79 Initiates: Selectable
50-1, 50-2, 51, 67-1, 67-2, 67-TOC,
50N-1, 50N-2, 51N, 67N-1, 67N-2,
67N-TOC, Sensitive Ground Fault
Protection, Binary Inputs
Blocking of 79
Trip of protective elements for which
79 blocking is set.
Three-phase fault detected by a
protective element.
Last trip command after the reclosing cycle
is complete (unsuccessful reclosing).
Trip command from the breaker failure
protection.
Opening the circuit breaker without 79
initiation.
External CLOSE Command
Safety Time until 79 Ready
0.01 s to 300.00 s (Increments 0.01 s)
Dead Times
0.01 s to 320.00 s (Increments 0.01 s)
(Separate for phase and ground,
and individual for shots 1 to 4)
Extension of Dead Time
Using binary input with time monitoring
Maximum Inhibit Time (Binary Input)
0.01 s to 320.00 s (Increments 0.01 s)
Reset Time (Reclaim or Time Restraint) 0.50 s to 320.00 s (Increments 0.01 s)
Close Command Duration
0.01 s to 32.00 s (Increments 0.01 s)
Delay Time
0.01 s to 320.00 s (Increments 0.01 s)
Additional Functions
Definitive Trip.
Coordination with other protective and
control devices.
Circuit breaker monitoring using, breaker
auxiliary contacts.
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