| | | 型号Model | RD-3 | RD-6 | RD-8 | 电源Voltage(V/Hz) | 220V/50Hz | 抽气速率Bleed(L/S) | | 7.2 | 12 | 14.4 | CFM | 4.2 | 7 | 8.5 | 极限压力Max.pressure | Pa | | 1 | Microns | 6 | 7.5 | 功率Power | 1/2HP | 1/2HP | 3/5HP | 接口尺寸Caliber dimension | 3/4''-16UNF 7/16''-20UNF | 用油量(mL)Oilconsumption | 500 | 700 | 800 | 外型尺寸Dimension(cm) | 40×14×24 | 44×14×24 | 46×14×24 | 重量(kg)Weight | 17 | 19 | 20 | | | |