COBRA - Dry screw vacuum pumps
COBRA DS 180/0600/1000/2000/3000 B
high reliability
low cost of ownership
improved serviceability
advanced pump monitoring
450 m³/h (50 Hz)
540 m³/h (60 Hz)
0,01 hPa (mbar)
http://www.buschsvg.com/products/cobra/cobra-ds/info/