IEC 61620:1998 

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


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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.

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Additional information

Publication typeInternational Standard
Publication date1998-11-27
Available language(s)English/French, Spanish
TC/SCTC 10 - Fluids for electrotechnical applicationsrss
ICS17.220.99 - Other standards related to electricity and magnetism
29.040.01 - Insulating fluids in general
Stability date  2024
File size143 KB

The following test report forms are related:

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