蝴蝶类锥体排气扇(锥体的粉丝)

Cone type exhaust fanOur cone type exhaust fan have the advantage :reasonable cone designing with big air volume ,low noise imported bearing,high strength ,low noise and long service lifeshutter are made of high strength hot-galvanized steel sheet,anti-tioxidant, light weight and no distortionshigh strength dabber aluminium-magnesium alloy wheel.hight strength and long service lifeMirror designed and injection moulding Stainless steel balde,with big air volume,never distortion and broken high efficient and energy-saving motor with ccc certificate ,protection class:IP55,insulation class:F gradeModel specificationsDiameter biades- mmBlades rotational speed- rpmMotor rotational speed- rpmAir flow m/hTotal pressureNoise decibelsImport powerRated voltageHighWidthThickJLF(c)-900(35inch)75063014002200065≤653703809009001050JLF(c)-1100(43inch)100060014003250070≤70750380110011001050JLF(c)-1220(48inch)110046014003800073≤70750380122012201050JLF(c)-1380(54inch)125043914004400080≤701100380138013801050