industrial axial fan 1,CCC,CE 2,220v,50Hz,Dia:250mm/9.8in 3,Obtained China National Patent. 4,Sucking and blowing industrial axial ... flow fan or be used in the occasion where the Oil, smoke, dust is serious, such as kitchen, toilet, mineral&industrial factory ... poles3,E-- Single-phase motor,D--three-phase motor4,Fan diameter:400—fan diameter is 400mm 220V 50HzYWF2E-250 0.53A 135w ...