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EN 60814:1997

Current
Current

The latest, up-to-date edition.

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

10-15-1997

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

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

Committee
CLC/SR 10
DevelopmentNote
Supersedes HD 487 (05/2001)
DocumentType
Standard
PublisherName
European Committee for Standards - Electrical
Status
Current
Supersedes

Standards Relationship
NF EN 60814 : 1998 Identical
IEC 60814:1997 Identical
NBN EN 60814 : 1998 Identical
NEN EN IEC 60814 : 1997 Identical
I.S. EN 60814:1998 Identical
PN EN 60814 : 2002 Identical
SN EN 60814 : 1997 Identical
DIN EN 60814 : 1999 Identical
VDE 0370-20 : 1999 Identical
UNE-EN 60814:1999 Identical
BS EN 60814:1998 Identical
CEI EN 60814 : 1998 Identical

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

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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