Siemens 7SJ85 User Manual

SIPROTEC 5
Overcurrent Protection
7SJ82/7SJ85
V7.50 and higher
Manual
C53000-G5040-C017-8
Preface
Open Source Software
Table of Contents
Introduction
1
Basic Structure of the Function
2
System Functions
3
Applications
4
Function-Group Types
5
Protection and Automation Functions
6
Capacitor Bank Protection
7
Control Functions
8
Supervision Functions
9
Measured Values, Energy Values, and
Supervision of the Primary System
10
Functional Tests
11
Technical Data
12
Appendix
A
Glossary
Index

Siemens 7SJ85 Specifications

General

Category	Protection Device
Rated Frequency	50/60 Hz
Rated Current	1 A or 5 A
Communication Interfaces	Ethernet, RS485, USB
Operating Temperature	-25°C to +70°C
Housing	Metal case
Device Type	Protection Relay
Application	motor protection
Rated Voltage	100 V, 110 V
Current Transformer Inputs	1 A / 5 A
Voltage Transformer Inputs	100 V, 110 V
Rated Voltage (max)	250 V AC/DC
Protection Functions	Overcurrent, Earth Fault, Under/Overvoltage, Frequency
Communication Protocols	IEC 61850, Modbus, DNP3
Cyber Security	Role-based access control
Mounting	Flush mounting
Standards Compliance	IEC 60255