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I.S. EN IEC 61643-331:2018

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

COMPONENTS FOR LOW-VOLTAGE SURGE PROTECTION - PART 331: PERFORMANCE REQUIREMENTS AND TEST METHODS FOR METAL OXIDE VARISTORS (MOV)
Available format(s)

Hardcopy , PDF

Superseded date

06-05-2020

Language(s)

English

Published date

04-16-2018

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.

National Foreword
FOREWORD
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviated terms
4 Service conditions
5 Mechanical requirements and materials
6 General
7 Electrical requirements
8 Standard design test criteria
9 Nominal discharge current and limited current
  temporary overvoltage
Annex A (informative) - MOV testing according to
        IEC 61643-11:2011 - Surge protective devices
        for the Class I, II and III
Annex B (informative) - IEC 61051 Varistors for use
        in electronic equipment
Annex C (informative) - Accelerated endurance
        screening test
Annex D (informative) - Proposed test method for
        determination of mean time to failure (MTTF)
Bibliography
Annex ZA (normative) - Normative references to
         international publications with their
         corresponding European publications

Defines a test specification for metal oxide varistors (MOV), which are used for applications up to 1000 V AC or 1500 V DC in power line, or telecommunication, or signalling circuits.

DevelopmentNote
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. Supersedes I.S. EN 61643-331. (04/2018)
DocumentType
Standard
Pages
0
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy

Standards Relationship
IEC 61643-331:2003 Identical
EN IEC 61643-331:2018 Identical

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