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Siemens SIPROTEC 7SJ80 User Manual

Siemens SIPROTEC 7SJ80
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is available, active, unblocked and ready for another cycle. Control via the cold load pickup function is not
ARcycle- related.
Since control via cold load pickup and cyclic control via auto-reclosing system can run simultaneously, the
overcurrent protection must coordinate the input values of the two interfaces. In this context the cyclic auto-
reclosing control has the priority and thus overwrites the release of the cold load pickup function.
If the protective elements are controlled via the automatic reclosure function, changing the control variables
(e.g. by blocking) has no effect on elements that are already running. The elements in question are continued.
Note Regarding Settings List for Automatic Reclosure Function
The setting options of address 7137 Cmd.via control are generated dynamically according to the current
configuration.
Settings
Addr. Parameter Setting Options Default Setting Comments
7101 FCT 79 OFF
ON
OFF 79 Auto-Reclose Function
7103 BLOCK MC Dur. 0.50 .. 320.00 sec; 0 1.00 sec AR blocking duration after manual
close
7105 TIME RESTRAINT 0.50 .. 320.00 sec 3.00 sec 79 Auto Reclosing reset time
7108 SAFETY 79 ready 0.01 .. 320.00 sec 0.50 sec Safety Time until 79 is ready
7113 CHECK CB? No check
Chk each cycle
No check Check circuit breaker before AR?
7114 T-Start MONITOR 0.01 .. 320.00 sec; ∞ 0.50 sec AR start-signal monitoring time
7115 CB TIME OUT 0.10 .. 320.00 sec 3.00 sec Circuit Breaker (CB) Supervision
Time
7116 Max. DEAD EXT. 0.50 .. 1800.00 sec; ∞ 100.00 sec Maximum dead time extension
7117 T-ACTION 0.01 .. 320.00 sec; ∞ ∞ sec Action time
7118 T DEAD DELAY 0.0 .. 1800.0 sec; ∞ 1.0 sec Maximum Time Delay of Dead-
Time Start
7127 DEADTIME 1: PH 0.01 .. 320.00 sec 0.50 sec Dead Time 1: Phase Fault
7128 DEADTIME 1: G 0.01 .. 320.00 sec 0.50 sec Dead Time 1: Ground Fault
7129 DEADTIME 2: PH 0.01 .. 320.00 sec 0.50 sec Dead Time 2: Phase Fault
7130 DEADTIME 2: G 0.01 .. 320.00 sec 0.50 sec Dead Time 2: Ground Fault
7131 DEADTIME 3: PH 0.01 .. 320.00 sec 0.50 sec Dead Time 3: Phase Fault
7132 DEADTIME 3: G 0.01 .. 320.00 sec 0.50 sec Dead Time 3: Ground Fault
7133 DEADTIME 4: PH 0.01 .. 320.00 sec 0.50 sec Dead Time 4: Phase Fault
7134 DEADTIME 4: G 0.01 .. 320.00 sec 0.50 sec Dead Time 4: Ground Fault
7135 # OF RECL. GND 0 .. 9 1 Number of Reclosing Cycles
Ground
7136 # OF RECL. PH 0 .. 9 1 Number of Reclosing Cycles Phase
7137 Cmd.via control (Einstellmöglichkeiten
anwendungsabhängig)
none Close command via control device
7138 Internal SYNC (Einstellmöglichkeiten
anwendungsabhängig)
none Internal 25 synchronisation
7139 External SYNC YES
NO
NO External 25 synchronisation
7140 ZONE SEQ.COORD. OFF
ON
OFF ZSC - Zone sequence coordination
2.15.7
Functions
2.15 Automatic Reclosing System 79
224 SIPROTEC 4, 7SJ80, Manual
E50417-G1140-C343-A8, Edition 12.2017

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Siemens SIPROTEC 7SJ80 Specifications

General IconGeneral
Rated Frequency50/60 Hz
Rated Current1 A / 5 A
Operating Temperature-25°C to +55°C
Storage Temperature-40°C to +70°C
Current Transformer Inputs4
ApplicationProtection of feeders, motors, transformers, and generators
Rated Voltage100-240 V AC/DC
Communication ProtocolsIEC 61850, Modbus, DNP3, IEC 60870-5-103
DisplayGraphical LCD
MountingFlush mounting
Protection FunctionsOvercurrent, Earth fault
Communication InterfacesEthernet, RS485
HousingPlastic
WeightApprox. 1.5 kg

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