Siemens SIPROTEC 7SJ80 User Manual

Addr. Parameter C Setting Options Default Setting Comments
5204 Vph-ph min< 1.0 .. 100.0 V 16.0 V Minimum phase to phase
voltage
5205 Vph-ph max-min> 10.0 .. 200.0 V 16.0 V Symmetry phase to phase
voltages
5206 I min> 1A 0.04 .. 1.00 A 0.04 A Minimum line current
5A 0.20 .. 5.00 A 0.20 A
5208 T DELAY ALARM 0.00 .. 32.00 sec 1.25 sec Alarm delay time
5301 FUSE FAIL MON. OFF
Solid grounded
Coil.gnd./isol.
OFF Fuse Fail Monitor
5302 FUSE FAIL 3Vo 10 .. 100 V 30 V Zero Sequence Voltage
5303 FUSE FAIL RESID 1A 0.10 .. 1.00 A 0.10 A Residual Current
5A 0.50 .. 5.00 A 0.50 A
5308A FFM Idiff (3ph) 1A 0.05 .. 1.00 A 0.10 A Differential Current
Threshold (3phase)
5A 0.25 .. 5.00 A 0.50 A
5310 BLOCK PROT. NO
YES
YES Block protection by FFM
8101 MEASURE. SUPERV OFF
ON
ON Measurement Supervision
8102 BALANCE V-LIMIT 10 .. 100 V 50 V Voltage Threshold for
Balance Monitoring
8103 BAL. FACTOR V 0.58 .. 0.90 0.75 Balance Factor for Voltage
Monitor
8104 BALANCE I LIMIT 1A 0.10 .. 1.00 A 0.50 A Current Threshold for
Balance Monitoring
5A 0.50 .. 5.00 A 2.50 A
8105 BAL. FACTOR I 0.10 .. 0.90 0.50 Balance Factor for Current
Monitor
8106 Σ I THRESHOLD 1A 0.05 .. 2.00 A; ∞ 0.10 A Summated Current Moni-
toring Threshold
5A 0.25 .. 10.00 A; ∞ 0.50 A
8107 Σ I FACTOR 0.00 .. 0.95 0.10 Summated Current Moni-
toring Factor
8109 FAST Σ i MONIT OFF
ON
ON Fast Summated Current
Monitoring
8110A T BAL. V LIMIT 0 .. 100 sec 5 sec T Balance Factor for
Voltage Monitor
8111A T BAL. I LIMIT 0 .. 100 sec 5 sec T Current Balance Monitor
Information List
No.
Information Type of
Informa-
tion
Comments
161 Fail I Superv. OUT Failure: General Current Supervision
162 Failure Σ I OUT Failure: Current Summation
163 Fail I balance OUT Failure: Current Balance
167 Fail V balance OUT Failure: Voltage Balance
169 VT FuseFail>10s OUT VT Fuse Failure (alarm >10s)
170 VT FuseFail OUT VT Fuse Failure (alarm instantaneous)
171 Fail Ph. Seq. OUT Failure: Phase Sequence
2.11.1.9
Functions
2.11 Monitoring Functions
SIPROTEC 4, 7SJ80, Manual 165
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