Prista Trafo A

Description and Application

Prista® Trafo A is inhibited transformer oil formulated from highly refined naphthenic type mineral 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 as insulating and heat-transfer media. 


   •   Very good heat transfer characteristics 
   •   Maximum resistance to degradation 
   •   Very good low temperature properties
   •   High dielectric strength 
   •   Very good oxidation stability
   •   Siemens approved