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I.S. EN IEC 60947-3:2021

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switchdisconnectors and fuse-combination units

Available format(s)

Hardcopy , PDF

Superseded date

31-12-2021

Language(s)

English

Published date

08-03-2021

Preview

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions and index of terms
4 Classification
5 Characteristics
6 Product information
7 Normal service, mounting and transport conditions
8 Constructional and performance requirements
9 Tests
Annex A (normative) Equipment for direct switching of a single motor
Annex B (informative) Items subject to agreement between manufacturer and user
Annex C (normative) Single pole operated three-pole switches
Annex D (normative) Switches, disconnectors, switch-disconnectors and fuse-combination units for use in photovoltaic (PV) DC applications
Annex E (normative) Additional requirements for LV switchgear intended for connection of aluminium conductors
Annex F (informative) Power loss
Bibliography

This part of IEC 60947 applies to switches, disconnectors, switch-disconnectors and fusecombination units and their dedicated accessories to be used in distribution circuits and motor circuits of which the rated voltage does not exceed 1 000 V AC or 1 500 V DC.

Committee
TC 121
DocumentType
Standard
ISBN
978-2-8322-8153-6
Pages
206
ProductNote
THIS STANDARD IS REFERS TO : IEC 60227-3:1993/AMD1:1997,IEC 60617 The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document.
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
IEC 60947-3:2020 Identical
EN IEC 60947-3:2021 Identical

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