• I.S. EN 60947-4-3:2014

    Current The latest, up-to-date edition.

    LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 4-3: CONTACTORS AND MOTOR-STARTERS - AC SEMICONDUCTOR CONTROLLERS AND CONTACTORS FOR NON-MOTOR LOADS

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2014

    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)

    FOREWORD
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Terms, definitions, symbols and abbreviations
    4 Classification
    5 Characteristics of a.c. semiconductor controllers
      and contactors
    6 Product information
    7 Normal service, mounting and transport conditions
    8 Constructional and performance requirements
    9 Tests
    Annex A (normative) - Marking and identification of
             terminals
    Annex B (informative) - Typical service conditions for
             controllers and contactors
    Annex C Vacant
    Annex D Vacant
    Annex E Vacant
    Annex F (informative) - Operating capability
    Annex G Vacant
    Annex H Vacant
    Annex I (normative) - Modified test circuit for short-circuit
             testing of semiconductor contactors and controllers
    Annex J (informative) - Flowchart for constructing bypassed
             semiconductor controllers tests
    Bibliography
    Annex ZA (normative) - Normative references to
             international publications with
             their corresponding European publications
    Annex ZZ (informative) - Coverage of Essential
             Requirements of EU Directives

    Abstract - (Show below) - (Hide below)

    Pertains to a.c. semiconductor non-motor load controllers and contactors intended for performing electrical operations by changing the state of a.c. electric circuits between the ON-state and the OFF-state.

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

    Development Note 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

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

    IEC 60269-1:2006+AMD1:2009+AMD2:2014 CSV Low-voltage fuses - Part 1: General requirements
    EN 60947-1:2007/A2:2014 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: GENERAL RULES (IEC 60947-1:2007/A2:2014)
    IEC 60085:2007 Electrical insulation - Thermal evaluation and designation
    IEC 60410:1973 Sampling plans and procedures for inspection by attributes
    IEC 60947-1:2007+AMD1:2010+AMD2:2014 CSV Low-voltage switchgear and controlgear - Part 1: General rules
    IEC 60947-4-2:2011 Low-voltage switchgear and controlgear - Part 4-2: Contactors and motor-starters - AC semiconductor motor controllers and starters
    CISPR 11:2015 RLV Industrial, scientific and medical equipment - Radio-frequency disturbance characteristics - Limits and methods of measurement
    EN 60269-1:2007/A2:2014 LOW-VOLTAGE FUSES - PART 1: GENERAL REQUIREMENTS (IEC 60269-1:2006/A2:2014)
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