PVL10/B and PVL15/B rotary vane vacuum pumps are lubricated with oil recirculation system. They have a nominal capacity (60 Hz) of 7 ACFM and 9.5 ACFM respectively. They are suitable to evacuate closed systems or to operate at a constant vacuum within Technical data and curves according to Pneurop standard 6602 with gas-ballast valve in the following vacuum range: 0.5 to 300 Torr (absolute) and 15 to 650 torr (absolute) respectively.