Prista Trafo A HOSIO

Description and Application

Prista® Trafo A HOSIO insulating oil is formulated from a severely hydrotreated naphtenic oil additized with phenolic type antioxidant. It is designated for use in high voltage electrical equipment such as transformers, circuit breakers (switches) etc., demanding a lubricant with special characteristics as insulating and heat-transfer media. 


   •   Low Sulphur content
   •   Very good heat transfer characteristics 
   •   Maximum resistance to degradation 
   •   Very good low temperature properties
   •   High dielectric strength 
   •   Extremely good oxidation stability