ABB RELION REX640 Technical Manual page 33

Protection and control

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Table of Contents

1MRS759142 F

• Abbreviations and acronyms are spelled out in the glossary. The glossary also

contains definitions of important terms.

• Menu paths are presented in bold.

Select Main menu > Settings.

• Parameter names are shown in italics.

The function can be enabled and disabled with the

• Parameter values are indicated with quotation marks.

The corresponding parameter values are "On" and "Off".

• Input/output messages and monitored data names are shown in Courier font.

When the function starts, the START output is set to TRUE.

• Values of quantities are expressed with a number and an SI unit. The

corresponding imperial units may be given in parentheses.

• This document assumes that the parameter setting visibility is "Advanced".

• Protective earthing is indicated in figures with the symbol

Technical Manual

Introduction

Operation setting