Voltage 230 V Frequency 50 Hz Nominal Power 1800 W (2.41 Hp) Normal Operation 1530 W (2.05 Hp) Vacuum 36 kPa Air Flow 48 dm3/s Air Power 670 W (0.90 Hp) Efficency 40 % Number of Stages 1 Fan Diameter 120 mm Insulation Type Basic Insulation Class I.Cl.H Life Time 490 h Direction of Rotation / Speciality PHILIPS 1761