The HEP oil purifier mainly used for filtering insulating oil to remove water gas and mechanical admixture in above 110/220/500kv electric transmission and transformation equipment.The it can improve the intensity of resisting high pressure and oil quality.Finally it keeps the safe operation of HV electric equipments.HEP oil purifier is used for filtering oil of transformer,capacitor,mutual inductor. The main parts are oil-feed pump import or export filter strainer,vacuum degassing chamber,heater,pipeline,electric cabinet,electric control system,rain cover(stainless steel and aluminum composite panel). Products unique characters 1.Transformer add oil and re-paint 2.Transformer deaerate,dehydrate and remove dirty 3.Transformer do drying process circularly 4.Transformer vacuumize and vacuum add oil Flow rate (L/min) 20/50/100/150/200 ultimate vacuum(Pa) 5 normal operation of the vacuum degree(Pa)