Siemens 7UT513

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Siemens 7UT513 Specifications

General

Rated Current	1 A or 5 A
Binary Inputs	Up to 24
Binary Outputs	Up to 16
Rated Frequency	50 Hz or 60 Hz
VT Inputs	Yes
CT Inputs	Yes
Communication Protocols	IEC 61850, Modbus, DNP3
Mounting	Rack mounting
Protection Functions	Line differential protection
Communication Interfaces	Ethernet, RS485
Standards Compliance	IEC 60255

Summary

Numerical Differential Protection Relay 7 UT51

For Transformers, Generators, Motors, and Branch Points

Specifies applications for transformers, generators, motors, and branch points.

Introduction

1.1 Application

Describes the purpose and application areas of the numerical differential protection relay.

1.2 Features

Outlines the key technical features and capabilities of the relay.

1.3 Implemented functions

Technical Data

3.2-3.10 Protection Functions Data

Method of Operation

4.2-4.5 Differential Protection Principles

4.6-4.8 Protection Function Operation

Installation Instructions

5.3 Configuration of Operation and Memory Functions

5.4 Configuration of Protective Functions

Explains how to configure the scope and parameters of protective functions.

5.5 Marshalling of Inputs, Outputs, and LEDs

Operating Instructions

6.1 Safety Precautions

Provides essential safety precautions for operating the relay.

6.2 Dialog with the Relay

6.3 Setting Functional Parameters

Guides on parameterizing transformer, generator/motor, branch point, earth fault, and other settings.

6.4 Annunciations

6.5 Operational Control Facilities

6.6 Testing and Commissioning

Outlines procedures for testing and commissioning various protection functions.

6.7 Commissioning using Primary Tests

6.8 Putting the Relay into Operation

Provides instructions for final checks and putting the relay into operational status.

Maintenance and Fault Tracing

7.1 Routine Checks

7.2 Replacing the Back-up Battery

7.3 Fault Tracing

Guides users on how to diagnose and trace faults in the relay.

Repairs