VFD-Double-Stage High-Efficiency Vacuum Insulation Oil Purifier Application VFD series is mainly used to improve the properties of insulation oil. It can remove trace water, gas, particulate matters etc. from the insulating oil effectively and rapidly so as to boost performance of transformers, circuit breakers, mutual inductors, cable and capacitors which has insulation system. VFD series specialize in purifying branded oil, insulating oil of high voltage and super high voltage transformer. Additionally, it is suitable for treating low viscosity lubrication oil. Brief Introduction Sino-NSH Oil Purifier Manufacture Co., Ltd is a high-tech Company which is engaged in researching, developing and manufacturing lubrication purification equipment. NSH oil purification equipment series are extensively used in the fields of electric power, petroleum, natural gas, mechanical manufacture, steel, metallurgy, railway, aviation etc. which consume lubrication oil. Product Catalogue Insulation Oil Series VFD Double-Stage High-Efficiency Vacuum Insulation Oil Purifier VFD-A Double-Stage Vacuum Insulation Oil Automation Purifier VFD-R Double-Stage Vacuum Insulation Oil Regeneration Purifier VFD-T Double-Stage Vacuum Insulation Oil Purifier with Tester Turbine Oil series TF Turbine Oil Purifier TF-A Turbine Oil Automation Purifier TF-R Turbine Oil Regeneration Purifier Lubrication Oil series LV Lubrication Oil Purifier LV-A Lubrication Oil Automation Purifier LV-R Lubrication Oil Regeneration Purifier Gas Engine Oil Regeneration System GER Series