SIHI

LEH Series

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

  • Vacuum: 24.7 - 760 Torr
  • Flow: 3,030 CFM
  • This product price is available on request only

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Product details

Dolphin – robust and compact. Ideal for difficult applications.

  • Features & Benefits
    • 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
    Standards
    • ATEX 2014/34/EG
    • NACE MR0175 / MR0103
    • NDT acc. ASME
    Operating Parameters
    • 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)
  • Flow (CFM)3,030
    Pressure (Torr)24.7 – 7600
Description
Features & Benefits
  • 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
Standards
  • ATEX 2014/34/EG
  • NACE MR0175 / MR0103
  • NDT acc. ASME
Operating Parameters
  • 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)
Specifications
Flow (CFM)3,030
Pressure (Torr)24.7 – 7600

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