Liquid Ring Vacuum Pumps - LEH
Product Brand
Liquid Ring Vacuum Pumps
About this product

Liquid ring vacuum pumps of the series LEH are single-stage displacement pumps and have a simple but robust construction.

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  • Non-polluting due to nearly isothermal compression
  • Oil-free, as no lubrication is in the working chamber
  • Handling of nearly all gases and vapours
  • Small quantities of entrained liquid can be handled
  • Easy maintenance and reliable operation
  • Low noise and nearly free from vibration
  • Wide choice of material, therefore applicable nearly everywhere
  • Internal service liquid return; adjustable from the outside
  • Protection against cavitation as standard
  • Incorporated dirt drain
  • Incorporated central drain
  • No metallic contact of the rotating parts
  • ATEX 2014/34/EG
  • NACE MR0175 / MR0103
  • NDT acc. ASME
  • Flows to 5150 m³/h (3030 CFM) 
  • Suction pressures to 33 mbara (0.5 psia)
  • Temperatures to 100°C (212 °F)
  • Service liquid max. admissible temperature 60°C (140 °F)

Size Range: From DN125 (5 in) to DN250 (10 in)

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