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Siemens SIPROTEC 7SJ80 User Manual

Siemens SIPROTEC 7SJ80
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Power input Quiescent Energized
7SJ80 approx. 5 W approx. 12 W
Bridging time for failure/short-circuit, IEC 60255–
11
≥ 50 ms at V ≥ 110 V
≥ 10 ms at V < 110 V
Alternating Voltage
Voltage supply via an integrated converter
Nominal auxiliary AC voltage V
Aux
AC 115 V AC 230 V
Permissible voltage ranges AC 92 V to 132 V AC 184 V to 265 V
Overvoltage category, IEC 60255-27 III
Power input (at AC 115 V/230 V) < 15 VA
Bridging time for failure/short-circuit ≥ 10 ms at V = 115 V/230 V
Binary Inputs and Outputs
Binary Input
Variant Quantity
7SJ801/803 3 (configurable)
7SJ802/804 7 (configurable)
7SJ807/808 11 (configurable)
Nominal direct voltage range 24 V to 250 V
Current input, energized
(independent of the control voltage)
approx. 0.4 mA
Pickup time
Response Time of the binary output after trigger signal via
binary input
approx. 3 ms
approx. 9 ms
Dropout time
Response Time of the binary output after trigger signal via
binary input
approx. 4 ms
approx. 5 ms
Secured switching thresholds (adjustable)
for nominal voltages DC 24 V to 125 V V high > DC 19 V
V low < DC 10 V
for nominal voltages DC 110 V to 250 V V high > DC 88 V
V low < DC 44 V
for nominal voltages DC 220 V and 250 V V high > DC 176 V
V low < DC 88 V
Maximum permissible voltage DC 300 V
Input interference suppression DC 220 V across 220 nF
Output Relays
Signal/command Relay, Alarm Relay
Quantity and data depending on the order variant (allocatable)
Order variant NO contact NO/NC selectable
7SJ801/803/807/808 3 2 (+ 1 life contact not allocatable)
7SJ802/804 6 2 (+ 1 life contact not allocatable)
4.1.3
Technical Data
4.1 General Device Data
SIPROTEC 4, 7SJ80, Manual 355
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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