• I.S. EN 60814:1998

    Current The latest, up-to-date edition.

    INSULATING LIQUIDS - OIL-IMPREGNATED PAPER AND PRESSBOARD - DETERMINATION OF WATER BY AUTOMATIC COULOMETRIC KARL FISCHER TITRATION

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-1998

    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 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
    Annex A - Method for sampling of oil-impregnated paper and
              pressboard
    Annex ZA (normative) Normative references to international
             publications with their corresponding European
             publications

    Abstract - (Show below) - (Hide below)

    Specifies methods for the determination of water in insulating liquids and in oil-impregnated cellulosic insulation with coulmetrically generated Karl Fischer reagent.

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    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)

    ISO 595-2:1987 Reusable all-glass or metal-and-glass syringes for medical use Part 2: Design, performance requirements and tests
    IEC 60475:2011 Method of sampling insulating liquids
    IEC 60567:2011 Oil-filled electrical equipment - Sampling of gases and analysis of free and dissolved gases - Guidance
    ISO 595-1:1986 Reusable all-glass or metal-and-glass syringes for medical use Part 1: Dimensions
    EN 60567:2011 OIL-FILLED ELECTRICAL EQUIPMENT - SAMPLING OF GASES AND ANALYSIS OF FREE AND DISSOLVED GASES - GUIDANCE (IEC 60567:2011)
    EN ISO 595-2:1994 REUSABLE ALL-GLASS OR METAL-AND-GLASS SYRINGES FOR MEDICAL USE - PART 2: DESIGN, PERFORMANCE REQUIREMENTS AND TESTS
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