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  • I.S. EN IEC 60071-2:2018

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    INSULATION CO-ORDINATION - PART 2: APPLICATION GUIDELINES

    Available format(s):  Hardcopy, PDF

    Superseded date:  02-07-2023

    Language(s):  English

    Published date:  17-06-2018

    Publisher:  National Standards Authority of Ireland

    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.

    Dates of withdrawal of national standards are available from NSAI.

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    Table of Contents - (Show below) - (Hide below)

    National Foreword
    FOREWORD
    1 Scope
    2 Normative references
    3 Terms, definitions, abbreviated terms and symbols
    4 Representative voltage stresses in service
    5 Co-ordination withstand voltage
    6 Required withstand voltage
    7 Standard withstand voltage and testing procedures
    8 Special considerations for overhead lines
    9 Special considerations for substations
    Annex A (informative) - Determination of temporary
            overvoltages due to earth faults
    Annex B (informative) - Weibull probability distributions
    Annex C (informative) - Determination of the representative
            slow-front overvoltage due to line energization and
            re-energization
    Annex D (informative) - Transferred overvoltages in transformers
    Annex E (informative) - Lightning overvoltages
    Annex D (informative) - Transferred overvoltages in transformers
    Annex E (informative) - Lightning overvoltages
    Annex H (informative) - Atmospheric correction - Altitude correction
    Annex I (informative) - Evaluation method of non-standard lightning
            overvoltage shape for representative voltages and overvoltages
    Annex J (informative) - Insulation co-ordination for very-fast-front
            overvoltages in UHV substations
    Bibliography
    Annex ZA (normative) Normative references to
             international publications with their corresponding
             European publications

    Abstract - (Show below) - (Hide below)

    Covers application guidelines and deals with the selection of insulation levels of equipment or installations for three-phase electrical systems.

    General Product Information - (Show below) - (Hide below)

    Development Note Supersedes I.S. EN 60071-2. For CENELEC adoptions of IEC publication, please check www.iec.ch to be sure that you have any corrigenda that may apply. (06/2018)
    Document Type Standard
    Product Note The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document. THIS STANDARD ALSO REFERS TO CIGRE WG 33.02, CIGRE W.G. 13-02, CIGRE WG 33-07, CIGRE WG 33.03, CIGRE WG 33.06, CIGRE WG 33.01, CIGRE TF 33-03.03
    Publisher National Standards Authority of Ireland
    Status Superseded
    Superseded By

    Standards Referencing This Book - (Show below) - (Hide below)

    IEC 62271-100:2008+AMD1:2012+AMD2:2017 CSV High-voltage switchgear and controlgear - Part 100: Alternating-current circuit-breakers
    IEC 60099-4:2014 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
    IEC TR 60071-4:2004 Insulation co-ordination - Part 4: Computational guide to insulation co-ordination and modelling of electrical networks
    EN 60060-1:2010 High-voltage test techniques - Part 1: General definitions and test requirements
    ISO 2533:1975 Standard Atmosphere
    IEC 60099-6:2002 Surge arresters - Part 6: Surge arresters containing both series and parallel gapped structures - Rated 52 kV and less
    IEC 60505:2011 Evaluation and qualification of electrical insulation systems
    EN 60071-1:2006/A1:2010 INSULATION CO-ORDINATION - PART 1: DEFINITIONS, PRINCIPLES AND RULES
    IEC 60099-5:2013 Surge arresters - Part 5: Selection and application recommendations
    IEC 62271-1:2017 High-voltage switchgear and controlgear - Part 1: Common specifications for alternating current switchgear and controlgear
    IEC 60099-8:2017 Surge arresters - Part 8: Metal-oxide surge arresters with external series gap (EGLA) for overhead transmission and distribution lines of a.c. systems above 1 kV
    IEC 60060-1:2010 High-voltage test techniques - Part 1: General definitions and test requirements
    IEC 60507:2013 Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a.c. systems
    IEC 60071-1:2006+AMD1:2010 CSV Insulation co-ordination - Part 1: Definitions, principles and rules
    EN 60505:2011/AC:2017-03 EVALUATION AND QUALIFICATION OF ELECTRICAL INSULATION SYSTEMS (IEC 60505:2011/COR1:2017)
    IEC TS 60815-1:2008 Selection and dimensioning of high-voltage insulators intended for use in polluted conditions - Part 1: Definitions, information and general principles
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