Siemens SIPROTEC 7SJ80 User Manual

Information List
No. Information Type of
Informa-
tion
Comments
1403 >BLOCK 50BF SP >BLOCK 50BF
1404 >50BFactiv.3I0> SP >50BF Activate 3I0> threshold
1431 >50BF ext SRC SP >50BF initiated externally
1451 50BF OFF OUT 50BF is switched OFF
1452 50BF BLOCK OUT 50BF is BLOCKED
1453 50BF ACTIVE OUT 50BF is ACTIVE
1456 50BF int Pickup OUT 50BF (internal) PICKUP
1457 50BF ext Pickup OUT 50BF (external) PICKUP
1471 50BF TRIP OUT 50BF TRIP
1480 50BF int TRIP OUT 50BF (internal) TRIP
1481 50BF ext TRIP OUT 50BF (external) TRIP
1494 50BF TRIP 2 OUT 50BF TRIP 2
2.17.4
Functions
2.17 Breaker Failure Protection 50BF
SIPROTEC 4, 7SJ80, Manual 241
E50417-G1140-C343-A8, Edition 12.2017

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