1 Subject Content and Application Scope
This standard specifies the technical conditions of extra-high voltage transformer oil that is refined from petroleum fractions and confected by adding antioxidant, alkyl benzene or anti-gas component, and also is with good insulation, oxidation stability, air resistance and cooling property.
The products specified in this standard are applicable to the 500 kV transformer and the electric equipment with similar requirements.
This product shall be divided into two grades, i.e. 25 and 45, according to low temperature property.
2 Normative References
1 Subject Content and Application Scope
2 Normative References
3 Technical Requirements
4 Marking, Packaging, Transportation and Storage
5 Sampling
Additional Information
