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IEC 61620:1998

Current
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 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Language(s)

English - French, Spanish, Castilian

Published date

27-11-1998

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

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.

Committee
TC 10
DevelopmentNote
Also numbered as BS EN 61620. (09/2005) Stability Date: 2019. (10/2012)
DocumentType
Standard
Pages
43
PublisherName
International Electrotechnical Committee
Status
Current

Standards Relationship
NF EN 61620 : 1999 Identical
GOST R IEC 61620 : 2013 Identical
NEN EN IEC 61620 : 1999 Identical
I.S. EN 61620:1999 Identical
PN EN 61620 : 2002 Identical
SN EN 61620 : 1999 Identical
DIN EN 61620 : 1999 Identical
VDE 0370-16 : 1999 Identical
BIS IS 16086 : 2013 Identical
UNE-EN 61620:1999 Identical
CEI EN 61620 : 1999 Identical
EN 61620:1999 Identical

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 IEEE Standard 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 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 δ) 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

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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