Screw Vacuum Pumps

Capacities 100 – 360 m3/h

Elmo Rietschle, S-VSI Series, Screw Vacuum PumpsThe S-VSI TWISTER series dry running and contact free screw vacuum pumps not only deliver high efficiency and an end vacuum of less than 0.01 mbar (abs.), but also maximum volume flow at high vacuum.

The screw pitch has a progressive graduation on these models. Maximum tightness is ensured thanks to labyrinth, shaft and piston ring seals. Sealing gas is optional and variable speed is available.

The S-VSI TWISTER series have been designed for general industrial applications that do not involve aggressive gases such as packaging, drying and coating. These screw vacuum pumps are also ideal for vacuum furnaces and solar cell manufacturing.

Key Benefits

  • Environmentally Friendly
    As dry running and contact free screw vacuum pumps, the S series requires no lubrication in the pumping chamber. The result is no contamination and no pollution caused by the pump operation for an environmentally friendly solution.
  • Easy to service
    The S-VSI TWISTER series screw vacuum pumps are easy to service and durable.
  • Low noise level
    Noise and vibration levels are remarkably low with the S-VSI TWISTER series pumps.

Technical Specification

Elmo Rietschle S-VSI Series Screw Vacuum Pumps Technical Specification

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