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Siemens SIPROTEC 7SS522 V4.6 User Manual

Siemens SIPROTEC 7SS522 V4.6
440 pages
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C53000-G1176-C182-3
SIPROTEC
Distributed Busbar/ Breaker
Failure Protection
7SS522 V4.6
7SS523 V3.3
7SS525 V3.3
Manual
Preface
Table of Contents
Introduction 1
Design and Connection System 2
Getting Started 3
Configuration 4
Functions 5
Control During Operation 6
Installation and Commissioning 7
Maintenance and Repair 8
Technical Data 9
Appendix A
References
Index
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Table of Contents

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Siemens SIPROTEC 7SS522 V4.6 Specifications

General IconGeneral
BrandSiemens
ModelSIPROTEC 7SS522 V4.6
CategoryPower distribution unit
LanguageEnglish

Summary

Introduction

Overall Operation

Describes the overall operation and system structure of the SIPROTEC 7SS52 V4.

Applications

Details the selective, reliable, and fast protection for busbar and breaker failures in various voltage stations.

Design and Connection System

Central Unit

Describes the installation, front view, modules, and design of the central unit.

Bay Unit

Details the housing, front view, modules, and design of the bay units.

Configuration

Plant Configuration

Details using DIGSI Plant Configuration to draw, parameterize, and assign bay units for the substation.

Functions

Busbar Protection

Explains the busbar protection as the main function, characterized by measurement accuracy and flexible matching.

Circuit Breaker Failure Protection

Details the circuit breaker failure protection (CBF) function, its modes, and detection of breaker failures.

End Fault Protection

Supervisory Functions

Maintenance and Repair

Fault Analysis

Guides on analyzing malfunctions, identifying causes, and using diagnostic information.

Troubleshooting

Provides a step-by-step procedure for diagnosing and resolving device defects.

Settings - Central Unit

Parameter Listing - Bay Unit

Parameter Listing - Central Unit

Lists all configurable parameters for the central unit, including address, setting title, function, options, default, and comments.

Parameter Listing - Bay Unit

Lists all configurable parameters for the bay unit, including address, setting title, function, options, and default.

Marshalling - Central Unit

Marshalling - Bay Unit 7SS525

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