Performanceimpeller diameter:230~1010mm Speed of mainshaft:720, 960, 1450, 2900rpm Pressure range:30~330pa Flow range:300~50000cmh Structureblade:axial Drivetrain:direct drivetraincan assign Lubrication:oil bath lubricationcan assign System configuration Motor: dec, dasu, tecocan assign Impeller:steel Case:steel Air damper:cold rolled sheet Main shaft:steel Bearing:asahi Bearing housing:aluminum Foundation bolt:galvanized screw