The RVS series are robust and heavy duty liquid ring vacuum pumps, available as single stage pump block model, suitable to compress gas and vapours in industrial processes.

  • Vacuum up to 33 mbar(a)
  • Pressure up to 2,000 mbar(g)
  • Capacity up to 4,200 m³/h


The main features

  • RVS series is able to pump gases and vapours
  • Nearly isothermal compression of gases
  • No lubricant in contact with pumped gas
  • The service liquid can be separated from the gas in a liquid separator and can be recirculated either partially or entirely, after a proper cooling.
  • Safe operation and minimum maintenance
  • Reduced noise and vibration




KRVS units cover pump sizes from RVS 7 to RVS 60.