ABB REX 521 Operating Manual - Page 3

Browse online or download pdf Operating Manual for Protection Device ABB REX 521. ABB REX 521 20 pages. Relay retrofit program, cutting tool

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1. Introduction

1.1 Document revision history

Document revision/date

A/2018-05-02

Before taking the cutting tool into use, familiarize yourself with the applicable documents. Depending on the cutting tool,

see the appropriate document.

Name of the document

Relay Retrofit Program for REX 521

Product Guide

Relay Retrofit Program for REX 521

Cutting Tool Safety Guide

See the REX 521 and 615 series documentation for detailed technical information on the relays. Product series- and

product-specific manuals can be downloaded from the ABB Website http://www.abb.com/mediumvoltage.

1.3 Symbols

The warning icon indicates the presence of a hazard which could result in personal injury.

The caution icon indicates important information or warning related to the concept discussed in the text. It might

indicate the presence of a hazard which could result in corruption of software or damage to equipment or property.

The information icon alerts the reader of important facts and conditions.

The tip icon indicates advice on, for example, how to design your project or how to use a certain function.

Although warning hazards are related to personal injury, it is necessary to understand that under certain operational condi-

tions, operation of damaged equipment may result in degraded process performance leading to personal injury or death.

Therefore, comply fully with all warning and caution notices.

History

First release

Document ID

1MRS758962

1MRS758975

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