Siemens SIPROTEC 7SJ80 Product Information

27SIPROTEC 7SJ80 / 7SK80 V4.60, Product Information
E50417-K1150-C342-A6, Edition 07.2010
Power Supply
Direct Voltage
Voltage Supply via Integrated Converter:
Permissible AC Ripple Voltage,
peak to peak ≤15 % of the Power Supply Voltage
Alternating Voltage
Voltage Supply via Integrated Converter:
Binary Inputs
Nominal Direct Voltage Range 24 V to 250 V, bipolar
Maximum Permissible Voltage 300 V
Output relays
Signal/Command Relay
Alarm Relay
Switching Capability MAKE 1000 W/VA
BREAK 30 VA at L/R ≤ 40 ms
40 W resistive
Switching Voltage 250 V
Permissible Current per Contact and 5 A continuos
Total Current on Common Path 30 A for 1 s
Interference suppression capacitors 2.2 nF, +/- 20 %
across the relay contacts
Nominal Power Supply
Direct Voltage
24 V to 48 V 60 V to 250 V
Permissible Voltage Ranges 19 V to 60 V 48 V to 300 V
Nominal Power Supply
Alternating Voltage
115V 230V
Permissible Voltage Ranges 92 V to 132 V 184 V to 265 V

Siemens SIPROTEC 7SJ80 Specifications

General

Rated Frequency	50/60 Hz
Rated Current	1 A / 5 A
Operating Temperature	-25°C to +55°C
Storage Temperature	-40°C to +70°C
Current Transformer Inputs	4
Application	Protection of feeders, motors, transformers, and generators
Rated Voltage	100-240 V AC/DC
Communication Protocols	IEC 61850, Modbus, DNP3, IEC 60870-5-103
Display	Graphical LCD
Mounting	Flush mounting
Protection Functions	Overcurrent, Earth fault
Communication Interfaces	Ethernet, RS485
Housing	Plastic
Weight	Approx. 1.5 kg