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Vacuum Pumps
PD Technik Maschinenbau GmbH
RVS 7-21 SG
  • Vacuum up to 33 mbar(a)
  • Pressure up to 2,000 mbar(g)
  • Capacity up to 4,200 m³/h

The RVS/SG series comprises single-stage vacuum liquid ring pumps with their own shaft and bearings. These pumps are driven by a flanged, easily removable standard electric motor using an elastic coupling. The RVS/SG series is available in standard cast iron or stainless steel alloy construction, offering durability and versatility for various applications.


Featuring connections ranging from 1″ to 2 1/2″, the RVS/SG series is compatible with electric motors ranging from 3 kW to 11 kW. These pumps are capable of achieving an absolute suction pressure of up to 33 mbar(a) and can deliver a flow rate of up to 400 m³/h. With their robust design and material options, the RVS/SG series provides reliable performance and efficiency in a wide range of industrial settings.

  1. Fish Processing Industry
  2. Tamato Souce Production
  3. Beverage Industry
  4. Cement Factories
  5. Iron and steel industry
  6. Tanning
  7. Dairy Industry
Technical Data Sheet