Model: 2RB 810-7AT17 Freq: 50 Hz Airflow: 530 m3/h Pressure: +280 mbar Vacuum: -300 mbar Inlet/Outlet: G 2 1/2 inch Dimension(L*W*H): 477x451x461 mm Stage: Single Stage Power: 5.50 Kw TH.CL: IP55 IN.CL: F or H N.weight: 126 kg Sound: 70 dB(a)