... VFD is mainly used to improve the properties of
insulation oil. It can remove trace water, gas, particulate matters ... has
insulation system. VFD series specialize in purifying branded
oil, insulating
oil of high voltage and super high voltage
transformer. Additionally ... ) available. Thanks and regards. Sophia Zheng Sino-NSH
Oil Purifier Manufacture Co. Ltd. E-mail:
[email protected] ...