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  • CEI EN 62475 : 2011

    Current The latest, up-to-date edition.

    HIGH-CURRENT TEST TECHNIQUES - DEFINITIONS AND REQUIREMENTS FOR TEST CURRENTS AND MEASURING SYSTEMS

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2011

    Publisher:  Comitato Elettrotecnico Italiano

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

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Procedures for qualification and use of a measuring
       system
    5 Tests and test requirements for an approved
       measuring system
    6 Steady-state direct current
    7 Steady-state alternating current
    8 Short-time direct current
    9 Short-time alternating current
    10 Impulse currents
    11 Current measurement in high-voltage dielectric testing
    12 Reference measuring systems
    Annex A (informative) - Uncertainty of measurement
    Annex B (informative) - Examples of the uncertainty
            calculation in high-current measurements
    Annex C (informative) - Step-response measurements
    Annex D (informative) - Convolution method for estimation of
            dynamic behaviour from step-response measurements
    Annex E (informative) - Constraints for certain wave shapes
    Annex F (informative) - Temperature rise of measuring
            resistors
    Annex G (informative) - Determination of r.m.s. values of
            short-time a.c. current
    Annex H (informative) - Examples of IEC standards with high
            current tests
    Bibliography
    Annex ZA (normative) - Normative references to international
             publications with their corresponding European
             publications

    Abstract - (Show below) - (Hide below)

    Applies to high-current testing and measurements on both high-voltage and low-voltage equipment.

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

    Committee CT 42
    Development Note Classificazione CEI 42-14. (07/2011)
    Document Type Standard
    Publisher Comitato Elettrotecnico Italiano
    Status Current

    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
    ISO/IEC 17025:2005 General requirements for the competence of testing and calibration laboratories
    IEC 62271-110:2017 High-voltage switchgear and controlgear - Part 110: Inductive load switching
    IEC 62271-105:2012 High-voltage switchgear and controlgear - Part 105: Alternating current switch-fuse combinations for rated voltages above 1 kV up to and including 52 kV
    IEC 60099-4:2014 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
    EN 60060-1:2010 High-voltage test techniques - Part 1: General definitions and test requirements
    IEC 62271-101:2012 High-voltage switchgear and controlgear - Part 101: Synthetic testing
    IEC 60076-5:2006 Power transformers - Part 5: Ability to withstand short circuit
    IEC 60282-1:2009+AMD1:2014 CSV High-voltage fuses - Part 1: Current-limiting fuses
    IEC 61643-21:2000+AMD1:2008+AMD2:2012 CSV Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
    IEC 62305-1:2010 Protection against lightning - Part 1: General principles
    IEC 60051-2:1984 Direct acting indicating analogue electrical measuring instruments and their accessories. Part 2: Special requirements for ammeters and voltmeters
    ISO/IEC Guide 99:2007 International vocabulary of metrology Basic and general concepts and associated terms (VIM)
    IEC 61180-2:1994 High-voltage test techniques for low-voltage equipment - Part 2: Test equipment
    IEC 61643-1:2005 Low-voltage surge protective devices - Part 1: Surge protective devices connected to low-voltage power distribution systems - Requirements and tests
    IEC 62271-103:2011 High-voltage switchgear and controlgear - Part 103: Switches for rated voltages above 1 kV up to and including 52 kV
    IEC 60947-1:2007+AMD1:2010+AMD2:2014 CSV Low-voltage switchgear and controlgear - Part 1: General rules
    IEC 61643-11:2011 Low-voltage surge protective devices - Part 11: Surge protective devices connected to low-voltage power systems - Requirements and test methods
    IEC 61230:2008 Live working - Portable equipment for earthing or earthing and short-circuiting
    IEC 62271-1:2017 High-voltage switchgear and controlgear - Part 1: Common specifications for alternating current switchgear and controlgear
    IEC 60050-321:1986 International Electrotechnical Vocabulary (IEV) - Part 321: Instrument transformers
    IEC 61083-2:2013 Instruments and software used for measurement in high-voltage and high-current tests - Part 2: Requirements for software for tests with impulse voltages and currents
    IEC 60947-3:2008+AMD1:2012+AMD2:2015 CSV Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units
    IEC 61180-1:1992 High-voltage test techniques for low voltage equipment - Part 1: Definitions, test and procedure requirements
    IEC 60947-2:2016 Low-voltage switchgear and controlgear - Part 2: Circuit-breakers
    IEC 60060-1:2010 High-voltage test techniques - Part 1: General definitions and test requirements
    IEC 61083-1:2001 Instruments and software used for measurement in high-voltage impulse tests - Part 1: Requirements for instruments
    EN 60051-2:1989 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 2: Special requirements for ammeters and voltmeters
    EN 61180-1:1994 High-voltage test techniques for low-voltage equipment - Part 1: Definitions, test and procedure requirements
    IEC 62271-104:2015 High-voltage switchgear and controlgear - Part 104: Alternating current switches for rated voltages higher than 52 kV
    IEC 62271-102:2001+AMD1:2011+AMD2:2013 CSV High-voltage switchgear and controlgear - Part 102: Alternatingcurrent disconnectors and earthing switches
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