Laboratory vacuum pump Duo 20 M series

rotary vanehigh-performancelubricated

Low operating costs No maintenance of shaft seals rings Integrated gas ballast and safety valve Duo 20 M, 3-phase motor, PTC, 220–240/380–420 V, 50 Hz | 255–290/440–500 V, 60 Hz Order number: PK D63 105 Dual-stage, high-performance rotary vane pump with a pumping speed up to 24 m3/h With 3-phase motor With temperature sensor (PTC) for optimum motor protection Integrated gas ballast and HV safety valve For all low and medium vacuum applications Magnetically coupled Special feature: Various motor voltages for worldwide employment Other motor voltages available on request Flange (in) DN 25 ISO-KF Flange (out) DN 25 ISO-KF Pumping speed at 50 Hz 20 m³/h | 11.77 cfm | 333.33 l/min Pumping speed at 60 Hz 24 m³/h | 14.13 cfm | 400 l/min Ultimate pressure with gas ballast 4 · 10-3 hPa | 3 · 10-3 Torr | 4 · 10-3 mbar Duo 20 M, 1-phase motor, 100–110 V, 50 Hz | 100–120 V, 60 Hz Order number: PK D63 707 Dual-stage, high-performance rotary vane pump with a pumping speed up to 24 m3/h With Single-phase motor Integrated gas ballast and HV safety valve For all low and medium vacuum applications Magnetically coupled Special feature: Various motor voltages for worldwide employment Duo 20 M, 1-phase motor, 200–230 V, 50 Hz | 200–240 V, 60 Hz Order number: PK D63 712 Dual-stage, high-performance rotary vane pump with a pumping speed up to 24 m3/h With Single-phase motor Integrated gas ballast and HV safety valve For all low and medium vacuum applications Magnetically coupled Special feature: Various motor voltages for worldwide employment