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    I.S. EN 62054-21:2004

    Current The latest, up-to-date edition.

    ELECTRICITY METERING (A.C.) - TARIFF AND LOAD CONTROL - PART 21: PARTICULAR REQUIREMENTS FOR TIME SWITCHES

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2004

    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
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Standard electrical values
    5 Mechanical requirements and tests
    6 Climatic conditions, requirements and tests
    7 Electrical requirements and tests
    8 Test conditions and type test
    Annex A (informative) Acceptance tests
    Annex ZA (normative) Normative references to international
             publications with their corresponding European
             publications
    Annex ZZ (informative) Coverage of Essential Requirements of
             EC Directives

    Abstract - (Show below) - (Hide below)

    Describes particular requirements for the type test of newly manufactured indoor time switches with operation reserve that are used to control electrical loads, multi-tariff registers and maximum demand devices of electricity metering equipment.

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

    Development Note Together with I.S. EN 62052-21 and I.S. EN 62054-11, supersedes I.S. EN 61037 and I.S. EN 61038. (02/2005) For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current
    Supersedes

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

    IEC 62052-21:2004+AMD1:2016 CSV Electricity metering equipment (a.c.) - General requirements, tests and test conditions - Part 21: Tariff and load control equipment
    IEC 62052-31:2015 Electricity metering equipment (AC) - General requirements, tests and test conditions - Part 31: Product safety requirements and tests
    EN 62052-31:2016 Electricity metering equipment (AC) - General requirements, tests and test conditions - Part 31: Product safety requirements and tests
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