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  • EN 60814:1997

    Current The latest, up-to-date edition.

    Insulating liquids - Oil-impregnated paper and pressboard - Determination of water by automatic coulometric Karl Fischer titration

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    Language(s): 

    Published date:  15-10-1997

    Publisher:  European Committee for Standards - Electrical

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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)

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

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

    Committee CLC/SR 10
    Development Note Supersedes HD 487 (05/2001)
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Current
    Supersedes

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

    BS EN 60836:2015 Specifications for unused silicone insulating liquids for electrotechnical purposes
    CEI EN 61099 : 2011 INSULATING LIQUIDS - SPECIFICATIONS FOR UNUSED SYNTHETIC ORGANIC ESTERS FOR ELECTRICAL PURPOSES
    S.R. CLC/TR 50503:2010 GUIDELINES FOR THE INVENTORY CONTROL, MANAGEMENT, DECONTAMINATION AND/OR DISPOSAL OF ELECTRICAL EQUIPMENT AND INSULATING LIQUIDS CONTAINING PCBS
    EN 62701:2014 Fluids for electrotechnical applications - Recycled mineral insulating oils for transformers and switchgears
    EN 61099:2010 Insulating liquids - Specifications for unused synthetic organic esters for electrical purposes
    BS EN 61099:2010 Insulating liquids. Specifications for unused synthetic organic esters for electrical purposes
    I.S. EN 60422:2013 MINERAL INSULATING OILS IN ELECTRICAL EQUIPMENT - SUPERVISION AND MAINTENANCE GUIDANCE (IEC 60422:2013 (EQV))
    CEI EN 62770 : 2014 FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - UNUSED NATURAL ESTERS FOR TRANSFORMERS AND SIMILAR ELECTRICAL EQUIPMENT
    06/30159746 DC : 0 BS EN 50503 - FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - STANDARD FOR THE INVENTORY CONTROL, MANAGEMENT, DECONTAMINATION AND/OR DISPOSAL OF ELECTRICAL EQUIPMENT AND INSULATING LIQUIDS CONTAINING PCBS
    BS EN 62770:2014 Fluids for electrotechnical applications. Unused natural esters for transformers and similar electrical equipment
    BS EN 60296:2012 Fluids for electrotechnical applications. Unused mineral insulating oils for transformers and switchgear
    I.S. EN 60455-2:2015 RESIN BASED REACTIVE COMPOUNDS USED FOR ELECTRICAL INSULATION - PART 2: METHODS OF TEST
    I.S. EN 50375:2002 TESTING METHODOLOGY FOR WIPERS USED IN ELECTRICAL INSULATING OIL
    I.S. EN 62701:2014 FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - RECYCLED MINERAL INSULATING OILS FOR TRANSFORMERS AND SWITCHGEARS
    I.S. EN 60450:2004 MEASUREMENT OF THE AVERAGE VISCOMETRIC DEGREE OF POLYMERIZATION OF NEW AND AGED CELLULOSIC ELECTRICALLY INSULATING MATERIALS
    CEI EN 60296 : 2013 FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - UNUSED MINERAL INSULATING OILS FOR TRANSFORMERS AND SWITCHGEAR
    EN 60296:2012 Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
    UNE-EN 60836:2015 Specifications for unused silicone insulating liquids for electrotechnical purposes
    BS EN 50375:2002 Testing methodology for wipers used in electrical insulating oil
    BS EN 60079-6:2007 Explosive atmospheres Equipment protected by oil immersion \'o\'
    I.S. EN 62770:2014 FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - UNUSED NATURAL ESTERS FOR TRANSFORMERS AND SIMILAR ELECTRICAL EQUIPMENT
    CEI EN 50375 : 2003 TESTING METHODOLOGY FOR WIPERS USED IN ELECTRICAL INSULATING OIL
    UNE-EN 60079-6:2016 Explosive atmospheres - Part 6: Equipment protection by liquid immersion "o"
    UNE-EN 60296:2012 Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
    UNE-EN 60422:2013 Mineral insulating oils in electrical equipment - Supervision and maintenance guidance
    UNE-EN 62770:2014 Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment
    BS EN 60422:2013 Mineral insulating oils in electrical equipment. Supervision and maintenance guidance
    BS EN 60450:2004 Measurement of the average viscometric degree of polymerization of new and aged cellulosic electrically insulating materials
    BS EN 60455-2:2015 Resin based reactive compounds used for electrical insulation Methods of test
    CEI EN 60079-6 : 2016 EXPLOSIVE ATMOSPHERES - PART 6: EQUIPMENT PROTECTION BY LIQUID IMMERSION 'O'
    CLC/TR 50503 : 2010 Guidelines for the inventory control, management, decontamination and/or disposal of electrical equipment and insulating liquids containing PCBs
    UNE-EN 61099:2011 Insulating liquids - Specifications for unused synthetic organic esters for electrical purposes
    I.S. EN 60296:2012 FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - UNUSED MINERAL INSULATING OILS FOR TRANSFORMERS AND SWITCHGEAR (IEC 60296:2012 (EQV))
    I.S. EN 60079-6:2015 EXPLOSIVE ATMOSPHERES - PART 6: EQUIPMENT PROTECTION BY LIQUID IMMERSION 'O'
    I.S. EN 60836:2015 SPECIFICATIONS FOR UNUSED SILICONE INSULATING LIQUIDS FOR ELECTROTECHNICAL PURPOSES
    I.S. EN 61099:2010 INSULATING LIQUIDS - SPECIFICATIONS FOR UNUSED SYNTHETIC ORGANIC ESTERS FOR ELECTRICAL PURPOSES
    EN 50375:2002 Testing methodology for wipers used in electrical insulating oil
    EN 62770:2014 Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment
    EN 60450:2004/A1:2007 MEASUREMENT OF THE AVERAGE VISCOMETRIC DEGREE OF POLYMERIZATION OF NEW AND AGED CELLULOSIC ELECTRICALLY INSULATING MATERIALS
    EN 60836:2015 Specifications for unused silicone insulating liquids for electrotechnical purposes
    EN 60079-6:2015 Explosive atmospheres - Part 6: Equipment protection by liquid immersion "o"
    EN 60455-2:2015 Resin based reactive compounds used for electrical insulation - Part 2: Methods of test
    EN 60422:2013 Mineral insulating oils in electrical equipment - Supervision and maintenance guidance

    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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