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  • DOLPHIN LG 1910/2680 A , Liquid Ring Vacuum Pump , Busch Vacuum Solutions

DOLPHIN LG 1910/2680 A

Liquid ring vacuum pumps

Our Largest Liquid Ring Vacuum Pumps


Proven technology, reliable operation, extremely high vapor and particle tolerance, specially designed for challenging environments like mining, power plants, sugar production, pulp and paper industry, steel production etc.

High performance

High-capacity, high pumping speeds


Modular design, choice of cast iron (EN-GJL-200) housing with ductile cast iron impeller or all 316 grade corrosion-free stainless steel material, operating fluids other than water possible, operation as compressor possible

Technical specifications

Markets & applications

Electric power generation
  • Geothermal gas extraction
  • Flue gas desulphurization (FGD)
  • Condenser air extraction
Oil and gas industry
  • Mud drying
  • Vent gas recovery
  • Mud transfer
  • Liquid packaging
  • Drying


  • Motorized pumpsets, with gearbox or V-belt drive system, mounted on sturdy steel base frames
  • Partial or total recirculation systems
  • Cavitation protection
  • Gas ejector
  • Non-return valves
  • Vacuum relief valves