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    I.S. EN 61921:2003

    Current The latest, up-to-date edition.

    POWER CAPACITORS - LOW VOLTAGE POWER FACTOR CORRECTION BANKS

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2003

    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
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Marking of a capacitor bank
    5 Guide for design, installation, operation and safety
       5.1 General
       5.2 Choice of components
       5.3 Design
       5.4 Installation and operation
       5.5 Safety
    6 Electromagnetic compatibility
       6.1 Emission
       6.2 Immunity
       6.3 Assemblies incorporating electronic equipment
    7 Tests
       7.1 Classification of tests
       7.2 Type tests
       7.3 Routine tests
    Annex A (normative) Minimum and maximum cross-sections of
            copper conductors suitable for connections
    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) Typical examples of assemblies
    Annex D (informative) Formulae for capacitors and installations
    Bibliography

    Abstract - (Show below) - (Hide below)

    Applies to low-voltage a.c. capacitor banks intended to be used for power factor correction purposes, equipped with a built-in switchgear and controlgear apparatus capable of connecting to or disconnecting from the mains part(s) of the bank with the aim to correct its power factor.

    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 60931-2:1995 Shunt power capacitors of the non-self-healing type for a.c. systems having a rated voltage up to and including 1000 V - Part 2: Ageing test and destruction test
    IEC 61000-4-1:2006 Electromagnetic compatibility (EMC) - Part 4-1: Testing and measurement techniques - Overview of IEC 61000-4 series
    EN 60439-3:1991/corrigendum:2009 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES - PART 3: PARTICULAR REQUIREMENTS FOR LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES INTENDED TO BE INSTALLED IN PLACES WHERE UNSKILLED PERSONS HAVE ACCESS FOR THEIR USE - DISTRIBUTION BOARDS
    EN 60931-1:1996/A1:2003 SHUNT POWER CAPACITORS OF THE NON-SELF-HEALING TYPE FOR A.C. SYSTEMS HAVING A RATED VOLTAGE UP TO AND INCLUDING 1 KV - PART 1: GENERAL - PERFORMANCE, TESTING AND RATING - SAFETY REQUIREMENTS - GUIDE FOR INSTALLATION AND OPERATION
    IEC 60831-2:2014 Shunt power capacitors of the self-healing type for a.c. systems having a rated voltage up to and including 1 000 V - Part 2: Ageing test, self-healing test and destruction test
    EN 60831-1:2014/AC:2014 SHUNT POWER CAPACITORS OF THE SELF-HEALING TYPE FOR A.C. SYSTEMS HAVING A RATED VOLTAGE UP TO AND INCLUDING 1000 V - PART 1: GENERAL - PERFORMANCE, TESTING AND RATING - SAFETY REQUIREMENTS - GUIDE FOR INSTALLATION AND OPERATION
    IEC 60439-1:1999+AMD1:2004 CSV Low-voltage switchgear and controlgear assemblies - Part 1: Type-tested and partially type-tested assemblies
    IEC 61000-2-2:2002+AMD1:2017 CSV Electromagnetic compatibility (EMC) - Part 2-2: Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public low-voltage power supply systems
    EN 60439-1:1999/A1:2004 LOW VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES - PART 1 - TYPE TESTED AND PARTIALLY TYPE TESTED ASSEMBLIES
    IEC 60831-1:2014 RLV Shunt power capacitors of the self-healing type for a.c. systems having a rated voltage up to and including 1 000 V - Part 1: General - Performance, testing and rating - Safety requirements - Guide for installation and operation
    IEC 60931-3:1996 Shunt capacitors of the non-self-healing type for AC power systems having a rated voltage up to and including 1000 V - Part 3: Internal fuses
    IEC 60050-436:1990 International Electrotechnical Vocabulary (IEV) - Part 436: Power capacitors
    IEC 60060-1:2010 High-voltage test techniques - Part 1: General definitions and test requirements
    IEC 60439-3:1990+AMD1:1993+AMD2:2001 CSV Low-voltage switchgear and controlgear assemblies - Part 3: Particular requirements for low-voltage switchgear and controlgear assemblies intended to be installed in places where unskilled persons have access for their use - Distribution boards
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