Please update your browser.

It looks like you are using an old version of the Microsoft Edge browser. To get the best experience with the Busch website, please update your browser.

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

DOLPHIN LG 1910/2680 A

Liquid ring

Our Largest Liquid Ring Vacuum Pumps


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

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
Biogas handling
  • Upgrading - pressure swing adsorption
Electric power generation
  • Condenser air extraction
  • Geothermal gas extraction
  • Flue gas desulphurization (FGP)
Food processing
  • Pneumatic conveying
  • Sterilizing
  • Powder processing
  • Vacuum cooling
  • Pasteurizing
  • Freeze drying
Oil and gas industry
  • Mud drying
  • Mud transfer
  • Vent gas recovery
  • Liquid packaging
  • Cartoning machines
  • Drying
  • Impregnation
  • Partial or total recirculation systems
  • Cavitation protection
  • Gas ejector
  • Non-return valves
  • Vacuum relief valves
Design options
  • ATEX