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  • SN EN 60383-2 : 1995

    Current The latest, up-to-date edition.
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    INSULATORS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE ABOVE 1000 V - PART 2: INSULATOR STRINGS AND INSULATOR SETS FOR A.C. SYSTEMS - DEFINITIONS, TEST METHODS AND ACCEPTANCE CRITERIA

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    Language(s): 

    Published date:  12-01-2013

    Publisher:  Swiss Standards

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

    SECTION 1: GENERAL
    1 Scope
    2 Normative references
    3 Definitions
        3.1 Insulator string
        3.2 Insulator set
        3.3 Flash-over
        3.4 Dry lightning impulse withstand voltage
        3.5 50% dry lightning impulse flash-over voltage
        3.6 Wet power-frequency withstand voltage
        3.7 Wet power-frequency flash-over voltage
        3.8 Wet switching impulse withstand voltage
        3.9 50% Wet switching impulse flash-over voltage
    4 Electrical values which characterize an insulator or
        an insulator set
    SECTION 2: TEST PROCEDURES FOR ELECTRICAL TESTS
    5 General requirements for high voltage tests
    6 Standard atmosphere conditions and correction factors
        for electrical tests
        6.1 Standard reference atmosphere
        6.2 Correction factors for atmosphere conditions
    7 Artificial rain parameters for wet tests
    8 Mounting arrangements for electrical tests
    9 Lightning impulse voltage tests
    10 Wet power-frequency voltage tests
    11 Wet switching impulse voltage tests
    12 Methods of mounting
        12.1 Standard mounting arrangement of an insulator
              string or insulator set when switching impulse
              tests are not required
        12.2 Standard mounting arrangement of an insulator
              string or insulator set when switching impulse
              tests are required
        12.3 Mounting arrangement reproducing service
              conditions
    Annex A (informative) List of normative documents given
            for information
    Annex ZA (normative) Other international publications
             quoted in this standard with the references of
             the relevant European publications

    Abstract - (Show below) - (Hide below)

    Prescribes standard electrical test procedures and acceptance criteria to verify the defined characteristics of insulator strings and insulator sets. Also applies to insulator strings and insulator sets for use on d.c. overhead electric traction lines.

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    Document Type Standard
    Publisher Swiss Standards
    Status Current
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