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  • IEC 61620:1998

    Current The latest, up-to-date edition.

    Insulating liquids - Determination of the dielectric dissipation factor by measurement of the conductance and capacitance - Test method

    Available format(s):  Hardcopy, PDF, PDF 3 Users, PDF 5 Users, PDF 9 Users

    Language(s):  English - French, Spanish, Castilian

    Published date:  27-11-1998

    Publisher:  International Electrotechnical Committee

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

    Contents
    Foreword
    Introduction
    Clause
    1. Scope
    2. Normative references
    3. Definitions
    4. Principle of operation
    5. Apparatus
    6. Sampling
    7. Labelling
    8. Procedure
    9. Expression of results
    10. Test report
    11. Precision
    Annex A (normative) Exhaustive cleaning procedure for the test
    cells
    Annex B (normative) Simplified cleaning procedure for test cells
    devoted to only one type of liquid
    Annex C (informative) General considerations on the factors
    influencing the conduction of liquids
    Annex D (informative) Bibliography

    Abstract - (Show below) - (Hide below)

    Describes a method for simultaneous measurement of conductance G and capacitance C enabling the calculation of the dielectric dissipation factor tan delta of insulating liquides. Method applies to both unused insulating liquids and insulating liquids in service in transformers and in other electrical equipment.

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

    Committee TC 10
    Development Note Also numbered as BS EN 61620. (09/2005) Stability Date: 2019. (10/2012)
    Document Type Standard
    Publisher International Electrotechnical Committee
    Status Current

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

    09/30213528 DC : 0 BS EN 60296 - FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - UNUSED MINERAL INSULATING OIL FOR TRANSFORMERS AND SWITCHGEAR
    I.S. EN 60247:2004 INSULATING LIQUIDS - MEASUREMENT OF RELATIVE PERMITTIVITY, DIELECTRIC DISSIPATION FACTOR (TAN DELTA) AND D.C. RESISTIVITY
    CEI EN 61099 : 2011 INSULATING LIQUIDS - SPECIFICATIONS FOR UNUSED SYNTHETIC ORGANIC ESTERS FOR ELECTRICAL PURPOSES
    DD IEC/TS 62332-1:2011 Electrical insulation systems (EIS). Thermal evaluation of combined liquid and solid components General requirements
    IEC TS 62332-2:2014 Electrical insulation systems (EIS) - Thermal evaluation of combined liquid and solid components - Part 2: Simplified test
    IEEE 1277 : 2010 GENERAL REQUIREMENTS AND TEST CODE FOR DRY-TYPE AND OIL-IMMERSED SMOOTHING REACTORS FOR DC POWER TRANSMISSION
    I.S. EN 60296:2012 FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - UNUSED MINERAL INSULATING OILS FOR TRANSFORMERS AND SWITCHGEAR (IEC 60296:2012 (EQV))
    IEC 60296 REDLINE : 4.0 FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - UNUSED MINERAL INSULATING OILS FOR TRANSFORMERS AND SWITCHGEAR
    UNE-EN ISO 3381:2011 Railway applications - Acoustics - Measurement of noise inside railbound vehicles (ISO 3381:2005)
    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
    OVE EN IEC 60296:2023 01 01 Fluids for electrotechnical applications - Mineral insulating oils for electrical equipment
    BS EN 61099:2010 Insulating liquids. Specifications for unused synthetic organic esters for electrical purposes
    PD IEC/TS 62332-3:2016 ELECTRICAL INSULATION SYSTEMS (EIS) - THERMAL EVALUATION OF COMBINED LIQUID AND SOLID COMPONENTS - PART 3: HERMETIC MOTOR-COMPRESSORS
    12/30257150 DC : 0 BS EN 62770 - FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - UNUSED NATURAL ESTERS LIQUIDS FOR TRANSFORMERS AND SIMILAR ELECTRICAL EQUIPMENT
    I.S. EN 1793-5:2016 ROAD TRAFFIC NOISE REDUCING DEVICES - TEST METHOD FOR DETERMINING THE ACOUSTIC PERFORMANCE - PART 5: INTRINSIC CHARACTERISTICS - IN SITU VALUES OF SOUND REFLECTION UNDER DIRECT SOUND FIELD CONDITIONS
    BIS IS 16081 : 2013 INSULATING LIQUIDS - SPECIFICATIONS FOR UNUSED SYNTHETIC ORGANIC ESTERS FOR ELECTRICAL PURPOSES
    IEC TS 62332-1:2011 Electrical insulation systems (EIS) - Thermal evaluation of combined liquid and solid components - Part 1: General requirements
    IEC TS 62332-3:2016 Electrical insulation systems (EIS) - Thermal evaluation of combined liquid and solid components - Part 3: Hermetic motor-compressors
    CEI EN 62770 : 2014 FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - UNUSED NATURAL ESTERS FOR TRANSFORMERS AND SIMILAR ELECTRICAL EQUIPMENT
    BS EN 62770:2014 Fluids for electrotechnical applications. Unused natural esters for transformers and similar electrical equipment
    08/30195180 DC : DRAFT DEC 2008 BS EN 61099 - SPECIFICATION FOR UNUSED SYNTHETIC ORGANIC ESTERS FOR ELECTRICAL PURPOSES
    BS EN 60296:2012 FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - UNUSED MINERAL INSULATING OILS FOR TRANSFORMERS AND SWITCHGEAR
    I.S. EN 62701:2014 FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - RECYCLED MINERAL INSULATING OILS FOR TRANSFORMERS AND SWITCHGEARS
    NF EN 61099 : 2011 INSULATING LIQUIDS - SPECIFICATION FOR UNUSED SYNTHETIC ORGANIC ESTERS FOR ELECTRICAL PURPOSES
    EN 1793-5:2016 Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - In situ values of sound reflection under direct sound field conditions
    CEI EN 60296 : 2013 FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - UNUSED MINERAL INSULATING OILS FOR TRANSFORMERS AND SWITCHGEAR
    IEC 62770:2013 Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment
    EN 60296:2012 Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
    11/30235371 DC : 0 BS EN 62701 - FLUIDS FOR ELECTRO TECHNICAL APPLICATIONS - RECYCLED MINERAL INSULATING OILS FOR TRANSFORMERS AND SWITCHGEARS
    PD IEC/TS 62332-2:2014 Electrical insulation systems (EIS). Thermal evaluation of combined liquid and solid components Simplified test
    NF EN 60247 : 2004 INSULATING LIQUIDS - MEASUREMENT OF RELATIVE PERMITTIVITY, DIELECTRIC DISSIPATION FACTOR (TAN DELTA) AND D.C. RESISTIVITY
    I.S. EN 62770:2014 FLUIDS FOR ELECTROTECHNICAL APPLICATIONS - UNUSED NATURAL ESTERS FOR TRANSFORMERS AND SIMILAR ELECTRICAL EQUIPMENT
    UNE-EN 1793-5:2016 Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - In situ values of sound reflection under direct sound field conditions
    IEC 61099:2010 Insulating liquids - Specifications for unused synthetic organic esters for electrical purposes
    IEC 60247:2004 Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan d) and d.c. resistivity
    UNE-EN 60296:2012 Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
    UNE-EN 62770:2014 Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment
    03/100225 DC : DRAFT FEB 2003 IEC 60836 ED.2 - SPECIFICATIONS FOR UNUSED SILICONE INSULATING LIQUIDS FOR ELECTROTECHNICAL PURPOSES
    BS EN 60247:2004 INSULATING LIQUIDS - MEASUREMENT OF RELATIVE PERMITTIVITY, DIELECTRIC DISSIPATION FACTOR (TAN DELTA) AND D.C. RESISTIVITY
    CEI EN 60247 : 2004 INSULATING LIQUIDS - MEASUREMENT OF RELATIVE PERMITTIVITY, DIELECTRIC DISSIPATION FACTOR (TAN DELTA) AND D.C. RESISTIVITY
    ISO 7240-25:2010 Fire detection and fire alarm systems — Part 25: Components using radio transmission paths
    BS EN 1793-5:2016 Road traffic noise reducing devices. Test method for determining the acoustic performance Intrinsic characteristics. In situ values of sound reflection under direct sound field conditions
    UNE-EN 61099:2011 Insulating liquids - Specifications for unused synthetic organic esters for electrical purposes
    I.S. EN 61099:2010 INSULATING LIQUIDS - SPECIFICATIONS FOR UNUSED SYNTHETIC ORGANIC ESTERS FOR ELECTRICAL PURPOSES
    IEC 60296:2012 RLV Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
    EN 62770:2014 Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment
    EN 60247:2004 Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan d) and d.c. resistivity

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results Part 1: General principles and definitions
    ISO 5725-3:1994 Accuracy (trueness and precision) of measurement methods and results Part 3: Intermediate measures of the precision of a standard measurement method
    IEC 60475:2011 Method of sampling insulating liquids
    ISO 5725-4:1994 Accuracy (trueness and precision) of measurement methods and results Part 4: Basic methods for the determination of the trueness of a standard measurement method
    ISO 5725-2:1994 Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
    IEC 60247:2004 Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan d) and d.c. resistivity
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