ABB Relion 620 Series User Manual

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RELION® PROTECTION AND CONTROL
620 series ANSI
Operation Manual

ABB Relion 620 Series Specifications

General

Communication Protocols	IEC 61850, Modbus, DNP3, IEC 60870-5-103
Rated Frequency	50/60 Hz
Series	Relion 620
Application	Feeder protection, Motor protection, Transformer protection
Operating Temperature Range	+70°C
Protection Functions	Overcurrent, Earth fault, Under/Over voltage, Frequency, Thermal overload
Certifications	IEC
Number of I/O	Configurable
Display	LCD

Summary

Introduction

Product documentation

Details on the product documentation set, revision history, and related documents.

Symbols and conventions

Explanation of symbols used in the manual and document conventions.

620 series overview

Local HMI

Description of the Local Human-Machine Interface, including display, LEDs, and keypad.

Web HMI

Overview of the Web Human-Machine Interface functions and access.

Authorization

Details on user categories, rights, and password management for HMI access.

Communication

Information on supported communication protocols like IEC 61850, Modbus, and DNP3.

Using the HMI

Using the local HMI

Instructions for logging in, navigating, and operating the protection relay via the local HMI.

Using the Web HMI

Guide to accessing and using the protection relay's interface through a web browser.

Protection relay operation

Normal operation

Basic procedures for monitoring and checking the protection relay's status.

Disturbance identification

Methods for identifying and analyzing disturbances using LEDs and recorded data.

Relay parametrization

Procedures for setting and verifying protection relay parameters and functionality.

Operating procedures

Monitoring

Guidance on monitoring relay indications, measured values, and recorded data.

Controlling

Instructions for controlling the protection relay and connected equipment via HMI.

Troubleshooting

Fault tracing

Steps for identifying hardware, runtime, and communication errors.

Correction procedures

Procedures for rebooting, restoring settings, and resolving common issues.

Commissioning

Commissioning checklist

A checklist of essential steps before starting commissioning.

Checking the installation

Procedures for verifying power supply, CT, VT, and I/O circuits.

Using PCM600

Guidance on using PCM600 for communication and configuration.

Setting protection relay and communication

Configuration of communication settings for relays and interfaces.

Testing protection relay operation

Procedures for selecting test modes and testing functions.

Glossary