2. Getting involved
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  4. DKE
NA 022

DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE

About DKE Projects Drafts Publications Documents withdrawn without replacement National committees European committees International committees

DIN EN IEC 62770 ; VDE 0370-70:2025-05 [CURRENT] references following documents:

Document number Edition Title
IEC 61039 2025-02 Classification of insulating liquids More 
IEC 61099 2010-08 Insulating liquids - Specifications for unused synthetic organic esters for electrical purposes More 
IEC 61868 1998-11 Mineral insulating oils - Determination of kinematic viscosity at very low temperatures More 
IEC 62975 2021-01 Natural esters - Guidelines for maintenance and use in electrical equipment More 
IEC 63012 2019-05 Insulating liquids - Unused modified or blended esters for electrotechnical applications More 
IEEE C 57.147 2018 IEEE Guide for Acceptance and Maintenance of Natural Ester Insulating Liquid in Transformers More