Siemens SIPROTEC 7SJ80 User Manual

Addr. Parameter C Setting Options Default Setting Comments
5521 Recl. release OFF
ON
OFF Reclosure release
5522 U> Reclose 10.00 .. 210.00 V 95.00 V Voltage threshold for reclo-
sure rel.
5523 T Reclose 0.00 .. 3600.00 sec 0.00 sec Reclosure Delay Time
5524 Pos. f-diff 0.01 .. 5.00 Hz 0.05 Hz Pos. f-diff threshold for
reclosure rel.
5525 Neg. f-diff -5.00 .. -0.01 Hz -2.50 Hz Neg. f-diff threshold for
reclosure rel.
5526A Incl. 27/Q Trip NO
YES
NO Include 27/Q Trip for reclo-
sure rel.
Information List
No. Information Type of
Informa-
tion
Comments
6401 >27/Q Block SP >QV-Protection Blocked
6411 27/Q OFF OUT 27/Q -Protection off
6412 27/Q block OUT 27/Q -Protection blocked
6413 27/Q ACT OUT 27/Q -Protection active
6421 27/Q Gen TRIP OUT 27/Q -Protection Gen TRIP
6422 27/Q Grid TRIP OUT 27/Q -Protection Grid TRIP
6423 27/Q PICKUP OUT 27/Q-Protection PICKUP
6424 Reclosure rel. OUT Reclosure release
6425 27/Q blk.b.Inr. OUT 27/Q pickup blocked by Inrush
2.9.4
Functions
2.9 Undervoltage-controlled reactive power protection (27/Q)
146 SIPROTEC 4, 7SJ80, Manual
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