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I.S. EN 61439-1:2011

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 ASSEMBLIES - PART 1: GENERAL RULES (IEC 61439-1:2011)
Available format(s)

Hardcopy , PDF

Superseded date

02-22-2022

Language(s)

English

Published date

01-01-2011

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 and definitions
4 Symbols and abbreviations
5 Interface characteristics
6 Information
7 Service conditions
8 Constructional requirements
9 Performance requirements
10 Design verification
11 Routine verification
Annex A (normative) - Minimum and maximum cross-section
        of copper conductors suitable for connection
        to terminals for external conductors
Annex B (normative) - Method of calculating the
        cross-sectional area of protective
        conductors with regard to thermal stresses
        due to currents of short duration
Annex C (informative) - User information template
Annex D (informative) - Design verification
Annex E (informative) - Rated diversity factor
Annex F (normative) - Measurement of clearances and creepage
        distances
Annex G (normative) - Correlation between the nominal voltage
        of the supply system and the rated impulse withstand
        voltage of the equipment
Annex H (informative) - Operating current and power loss of
        copper conductors
Annex I (Void)
Annex J (normative) - Electromagnetic compatibility (EMC)
Annex K (normative) - Protection by electrical separation
Annex L (informative) - Clearances and creepage distances
        for North American region
Annex M (informative) - North American temperature rise
        limits
Annex N (normative) - Operating current and power loss
        of bare copper bars
Annex O (informative) - Guidance on temperature rise
        verification
Annex P (normative) - Verification of the short-circuit
        withstand strength of busbar structures by comparison
        with a tested reference design by calculation
Bibliography
Annex ZA (normative) - Normative references to international
         publications with their corresponding European
         publications
Annex ZZ (informative) - Coverage of Essential Requirements
         of EC Directive 2004/108/EC

Specifies the definitions and states the service conditions, construction requirements, technical characteristics and verification requirements for low-voltage switchgear and controlgear assemblies.

DevelopmentNote
Supersedes I.S. EN 60439-1. (01/2010) For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
DocumentType
Standard
Pages
150
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
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EN ISO 4892-2:2013 Plastics - Methods of exposure to laboratory light sources - Part 2: Xenon-arc lamps (ISO 4892-2:2013)
EN 61000-4-13:2002/A2:2016 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-13: TESTING AND MEASUREMENT TECHNIQUES - HARMONICS AND INTERHARMONICS INCLUDING MAINS SIGNALLING AT A.C. POWER PORT, LOW FREQUENCY IMMUNITY TESTS (IEC 61000-4-13:2002/A2:2015)
IEC 60092-302:1997 Electrical installations in ships - Part 302: Low-voltage switchgear and controlgear assemblies
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DIN 43671:1975-12 COPPER BUS BARS; DESIGN FOR CONTINUOUS CURRENT
IEC TR 60890:2014 A method of temperature-rise verification of low-voltage switchgear and controlgear assemblies by calculation
IEC 60364-5-52:2009 Low-voltage electrical installations - Part 5-52: Selection and erection of electrical equipment - Wiring systems
EN 60695-2-11:2014 Fire hazard testing - Part 2-11: Glowing/hot-wire based test methods - Glow-wire flammability test method for end-products (GWEPT) (IEC 60695-2-11:2014)
IEC 61000-3-2 : 4.0 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 3-2: LIMITS - LIMITS FOR HARMONIC CURRENT EMISSIONS (EQUIPMENT INPUT CURRENT <= 16 A PER PHASE)
IEC 60068-2-30:2005 Environmental testing - Part 2-30: Tests - Test Db: Damp heat, cyclic (12 h + 12 h cycle)

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