... Description 9-19 series high-pressure Ventilating fan,Ventilating fan:Volume:824~820000m3/h,Pressure:3500Pa~15000Pa,Power:1.5~320KW,Voltage:380V/440V ... /Others,50Hz/60Hz 9-19,9-26 high-pressure centrifugal fan, commonly ... widely used for transportation of materials, and non-corrosive air, not spontaneous, non-viscous substances gas. Medium temperature not more ...