Number of heads / stages : 4 / 4
Max. pumping speed at 50/60 Hz : 2.2 / 2.4 m3/h
Max. pumping speed at 50/60 Hz : 1.3 / 1.4 cfm
Ultimate vacuum (abs.) : 0.5 / 0.4 mbar/torr
Ambient temperature range (operation) : 10 - 40 °C
Ambient temperature range (storage) : -10 - 60 °C
Max. back pressure (abs.) : 1.1 bar
Inlet connection : Small flange KF DN 16
Outlet connection : Silencer / G1/4"
Rated motor power : 0.25 kW
Rated motor speed at 50/60 Hz : 1500/1800 min-1
Degree of protection : IP 40
Dimensions (L x W x H) : 325 x 239 x 198 mm
Weight : 16.4 kg
Noise level at 50 Hz : 50 dBA
NRTL certification : Canada and the USA
ATEX conformity (only 230V) : II 3/- G IIC T3 X Internal Atm.