Parameters/models:YDC03 Tolerance Value Rated voltage(V:220/230/240/100/110/120 Rated frequency(Hz) 50/60 ��br />Rated input power(w): 800±10% Max vacuum degree(KPa): 18.5 -5% Max air flow(m3/min): ��.4 -8% Temperature rise(K): <85 <85 / Noise(dB): 90 92 / Spark:��class of insulation: B B / Max suction efficiency(%): 36.5 -10%