• NBN EN 62271-109 : 2009 AMD 1 2013

    Current The latest, up-to-date edition.


    Available format(s): 


    Published date:  12-01-2013

    Publisher:  Belgian Standards

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

    1 General
       1.1 Scope
       1.2 Normative references
    2 Normal and special service conditions
    3 Terms and definitions
       3.1 General terms
       3.2 Assemblies
       3.3 Parts of assemblies
       3.4 Switching devices
       3.5 Parts of by-pass switches
       3.6 Operation
       3.7 Characteristic quantities
       3.8 Definitions related to series capacitor banks
       3.9 Index of definitions
    4 Ratings
       4.1 Rated voltage (U[r])
       4.2 Rated insulation level
       4.3 Rated frequency (f[r])
       4.4 Rated normal current (I[r]) and temperature rise
       4.5 Rated short-time withstand current (I[k])
       4.6 Rated peak withstand current (I[p])
       4.7 Rated duration of short circuit (t[k])
       4.8 Rated supply voltage of closing and opening
             devices and of auxiliary and control circuits (U[a])
       4.9 Rated supply frequency of closing and opening
             devices and auxiliary circuits
       4.10 Rated pressures of compressed gas supply for
             insulation, operation and/or by-passing and
       4.101 Rated operating sequence
       4.102 Rated by-pass making current (IBP)
       4.104 Rated reinsertion voltage (UINS)
       4.105 Rated time quantities
       4.106 Number of mechanical operations
    5 Design and construction
       5.1 Requirements for liquids in by-pass switches
       5.2 Requirements for gases in by-pass switches
       5.3 Earthing of by-pass switches
       5.4 Auxiliary equipment
       5.5 Dependent power operation
       5.6 Stored energy operation
       5.7 Independent manual operation
       5.8 Operation of releases
       5.9 Low- and high-pressure interlocking devices
       5.10 Nameplates
       5.11 Interlocking devices
       5.12 Position indication
       5.13 Degrees of protection by enclosures
       5.14 Creepage distances
       5.15 Gas and vacuum tightness
       5.16 Liquid tightness
       5.17 Flammability
       5.18 Electromagnetic compatibility
       5.101 Requirements for simultaneity within a pole
       5.102 General requirement for operation
       5.103 Pressure limits of fluids for operation
       5.104 Vent outlets
    6 Type tests
       6.1 General
       6.2 Dielectric tests
       6.3 Radio interference voltage (r.i.v.) tests
       6.4 Measurement of the resistance of the main circuit
       6.5 Temperature-rise tests
       6.6 Short-time withstand current and peak withstand
             current tests
       6.7 Verification of the degree of protection
       6.8 Tightness tests
       6.9 Electromagnetic compatibility (EMC) tests
       6.101 Mechanical and environmental tests
       6.102 Miscellaneous provisions for by-pass making and
             insertion tests
       6.103 Invalid tests
       6.104 Sequence of the tests
       6.105 By-pass making current test-duty
       6.106 Insertion current test-duty
       6.107 Criteria to pass the test duties
    7 Routine tests
       7.1 Dielectric test on the main circuit
       7.2 Dielectric test on auxiliary and control circuits
       7.3 Measurement of the resistance of the main circuit
       7.4 Tightness test
       7.5 Design and visual checks
       7.101 Mechanical operating tests
    8 Guide to the selection of by-pass switches for service
    9 Information to be given with enquiries, tenders and
       9.101 Information to be given with enquiries and orders
       9.102 Information to be given with tenders
    10 Rules for transport, storage, installation, operation
       and maintenance
       10.1 Conditions during transport, storage and
       10.2 Installation
       10.3 Operation
       10.4 Maintenance
    11 Safety
    Annex A (normative) Tolerances on test quantities during
            type tests
    Annex B (normative) Records and reports of type tests
    Annex C (informative) List of symbols and abbreviations
    Annex D (informative) Examples of by-pass switch ratings
    Annex E (informative) By-pass switches used as the primary
            by-passing devices
    Annex F (informative) Explanatory note regarding transient
            recovery voltage during reinsertion
    Annex ZA (normative) Normative references to international
             publications with their corresponding European

    Abstract - (Show below) - (Hide below)

    Applies to a.c. series capacitor by-pass switches designed for outdoor installation and for operation at frequencies of 50 Hz and 60 Hz on systems having voltages above 52 kV.

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

    Document Type Standard
    Publisher Belgian Standards
    Status Current
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