Vaccum Air Pump

ZJ Vacuum Pumping System Series for Transformers ZJ series Vaccum Air Pumping Unit is mainly used for vacuum drying and vacuum oil-injecting for high voltage electrical transformer as 220KV, 500KV, 800KV, 1000KV. Strong vacuum pumps make working vacuum degree to 10 Pa and limit vacuum degree to 1 Pa. Features 1.Simple configuration and convenient in operation. 2.The fore pump adopts the original vacuum pump imported from Europe, and customer would choose the imported Roots