• NF EN 60814 : 1998

    Current The latest, up-to-date edition.

    ANALYSIS TECHNIQUES FOR SYSTEM RELIABILITY - PROCEDURE FOR FAILURE MODE AND EFFECTS ANALYSIS (FMEA)

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    Published date:  12-01-2013

    Publisher:  Association Francaise de Normalisation

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

    1 General
        1.1 Scope
        1.2 Normative references
    2 Direct titration for low viscosity liquids
        2.1 Field of application
        2.2 Chemistry
        2.3 Apparatus
        2.4 Reagents and auxiliary materials
        2.5 Preparation of the apparatus
        2.6 Sampling methods
        2.7 Procedure
        2.8 Calculation of the result
        2.9 Report
        2.10 Precision
    3 Evaporative stripping method for high viscosity liquids
        3.1 Field of application
        3.2 Outline of the method
        3.3 Apparatus and reagents
        3.4 Procedure
        3.5 Calculation of water content
        3.6 Report
    4 Determination of water in oil-impregnated paper and
        pressboard
        4.1 Field of application
        4.2 Determination of water after previous extraction
              with methanol
        4.3 Determination by direct titration
        4.4 Evaporative stripping method
    Figures
    1 Block diagram of automatic titrator
    2 Suitable titration vessel assembly
    3 Block diagram of automatic titrator and evaporation
        stripping unit
    4 Evaporator glass vessel with heater
    5 Methanol container and extraction tube
    Annexes
    A Method for sampling of oil-impregnated paper and
        pressboard
    ZA (normative) Normative references to international
        publications with their corresponding European
        publications

    Abstract - (Show below) - (Hide below)

    Covers procedures for determining water content of insulating liquids and in oil-impregnated cellulosic insulation with coulometrically generated Karl Fischer reagent.

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

    Development Note SUPERSEDES NFC 27-228
    Document Type Standard
    Publisher Association Francaise de Normalisation
    Status Current
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    NF EN 50375 : 2002 TESTING METHODOLOGY FOR WIPERS USED IN ELECTRICAL INSULATING OIL
    NF EN 60450 : 2004 AMD 1 2007 MEASUREMENT OF THE AVERAGE VISCOMETRIC DEGREE OF POLYMERIZATION OF NEW AND AGED CELLULOSIC ELECTRICALLY INSULATING MATERIALS
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