Phase: Three. Stage: Three. Power: 7.50 (kw). AirFlow: 170 (m3/h). Vacuum: -730 (mBar). Pressure: 1040 (mBar). Sound: 72 (Db). Weight: 85 (kg). Voltage: 345-415△(v). Dimensions(L*W*H): 710*442*457 (mm).