Rated Voltage(v) 220/230Rated Frequency(HZ) 50Rated Input Power(W) 1400± 8%Rated Current(A) 6.6/6.3± 8%Max Vacuum Degree(Kpa) 27-5%wholly closedMax AirFlow(m 3 /min) 3.5-5% wholly openedMax Out Power(W) 450-5%Max Suction Effciency(%) 35-5%Spark <2Noise(dB) ≤ 98Temperature Rise(K) ≤ 85Class Of Insulation BAverage Life (h) 500Speed(RPM) 32000