Siemens SIPROTEC 7SJ80 User Manual

Addr. Parameter C Setting Options Default Setting Comments
225 Threshold BI 6 Thresh. BI 176V
Thresh. BI 88V
Thresh. BI 19V
Thresh. BI 176V Threshold for Binary Input
6
226 Threshold BI 7 Thresh. BI 176V
Thresh. BI 88V
Thresh. BI 19V
Thresh. BI 176V Threshold for Binary Input
7
227 Threshold BI 8 Thresh. BI 176V
Thresh. BI 88V
Thresh. BI 19V
Thresh. BI 176V Threshold for Binary Input
8
228 Threshold BI 9 Thresh. BI 176V
Thresh. BI 88V
Thresh. BI 19V
Thresh. BI 176V Threshold for Binary Input
9
229 Threshold BI 10 Thresh. BI 176V
Thresh. BI 88V
Thresh. BI 19V
Thresh. BI 176V Threshold for Binary Input
10
230 Threshold BI 11 Thresh. BI 176V
Thresh. BI 88V
Thresh. BI 19V
Thresh. BI 176V Threshold for Binary Input
11
232 VXnom PRIMARY 0.10 .. 800.00 kV 20.00 kV Rated Primary Voltage X
233 VXnom SECONDARY 100 .. 225 V 100 V Rated Secondary Voltage X
235A ATEX100 NO
YES
YES Storage of th. Replicas w/o
Power Supply
238 Ignd2-CT PRIM. 1 .. 50000 A 400 A Ignd2-CT rated primary c.
(conn. to I2)
239 Ignd2-CT SEC. 1A
5A
1A Ignd2-CT rated secondary
current (I2)
250A 50/51 2-ph prot OFF
ON
OFF 50, 51 Time Overcurrent
with 2ph. prot.
251A CT Connect. A, B, C, (Gnd)
A,G2,C,G; G->B
A,G2,C,G; G2->B
A, B, C, (Gnd) CT Connection
252 Ph LPCT pol. not reversed
reversed
not reversed Phase LPCT orientation /
polarity
260 Ir-52 10 .. 50000 A 125 A Rated Normal Current (52
Breaker)
261 OP.CYCLES AT Ir 100 .. 1000000 10000 Switching Cycles at Rated
Normal Current
262 Isc-52 10 .. 100000 A 25000 A Rated Short-Circuit
Breaking Current
263 OP.CYCLES Isc 1 .. 1000 50 Switch. Cycles at Rated
Short-Cir. Curr.
264 Ix EXPONENT 1.0 .. 3.0 2.0 Exponent for the Ix-
Method
265 Cmd.via control (Setting options depend on
configuration)
none 52 B.Wear: Open Cmd. via
Control Device
266 T 52 BREAKTIME 1 .. 600 ms 80 ms Breaktime (52 Breaker)
267 T 52 OPENING 1 .. 500 ms 65 ms Opening Time (52 Breaker)
280 Holmgr. for Σi NO
YES
NO Holmgreen-conn. (for fast
sum-i-monit.)
Functions
2.1 General
SIPROTEC 4, 7SJ80, Manual 45
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