IEC TR 63025:2021

Insulating liquids - Quantitative determination of methanol and ethanol in insulating liquids

IEC 62975:2021

Natural esters - Guidelines for maintenance and use in electrical equipment

IEC 60296:2020

Fluids for electrotechnical applications – Mineral insulating oils for electrical equipment

IEC 63012:2019

Insulating liquids - Unused modified or blended esters for electrotechnical applications

IEC 60480:2019

Specifications for the re-use of sulphur hexafluoride (SF₆) and its mixtures in electrical equipment

IEC 62961:2018

Insulating liquids - Test methods for the determination of interfacial tension of insulating liquids - Determination with the ring method

IEC 60156:2018 RLV

Insulating liquids - Determination of the breakdown voltage at power frequency - Test method

IEC 60156:2018

Insulating liquids - Determination of the breakdown voltage at power frequency - Test method

IEC 60376:2018

Specification of technical grade sulphur hexafluoride (SF₆) and complementary gases to be used in its mixtures for use in electrical equipment

IEC TR 62697-3:2018

Test methods for quantitative determination of corrosive sulfur compounds in unused and used insulating liquids - Part 3: Test method for quantitative determination of elemental sulfur

IEC TR 62697-2:2018

Test methods for quantitative determination of corrosive sulfur compounds in unused and used insulating liquids - Part 2: Test method for quantitative determination of total corrosive sulfur (TCS)

IEC 61125:2018

Insulating liquids - Test methods for oxidation stability - Test method for evaluating the oxidation stability of insulating liquids in the delivered state

IEC 60599:2015

Mineral oil-filled electrical equipment in service - Guidance on the interpretation of dissolved and free gases analysis

IEC 60599:2015 RLV

Mineral oil-filled electrical equipment in service - Guidance on the interpretation of dissolved and free gases analysis

IEC 60836:2015

Specifications for unused silicone insulating liquids for electrotechnical purposes

IEC TR 62874:2015

Guidance on the interpretation of carbon dioxide and 2-furfuraldehyde as markers of paper thermal degradation in insulating mineral oil

IEC 62021-3:2014

Insulating liquids - Determination of acidity - Part 3: Test methods for non-mineral insulating oils

IEC 60422:2013/COR1:2013

Corrigendum 1 - Mineral insulating oils in electrical equipment - Supervision and maintenance guidance

IEC 62770:2013

Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment

IEC 60422:2013

Mineral insulating oils in electrical equipment - Supervision and maintenance guidance