Rated Voltage(v) 120/220/230Rated Frequency(Hz) 50/60Rated Input Power(W) 600± 8%Rated Current(A) 5.2/2.8/2.7± 8%Max Vacuum Degree(Kpa) 17-5%Wholly closedMax AirFlow(m 3 /min) 2.5-5%Wholly openedMax Out Power(W) 250-5%Max Suction Effciency(%) 36-5%Spark <2Noise(dB) ≤ 96Temperature Rise(K) ≤ 85Class Of Insulation BAverage Life (h) 300Speed(RPM) 32000reference value