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Liquid Ring

Liquid Ring


LIQUID RING PUMPS

The first liquid ring pumps were developed in the early 1900’s. They are, still today, very popular in the chemical, pharmaceutical, and allied industries, as a result of their unique characteristics.

We provide a wide range ...

  • Up to 38.000 m³/h
  • Standard or custom engineered packages
  • Standard or special materials
  • Single and two stage liquid ring pumps
  • Once-through, partial or total recirculation
  • Engineering, applications and process expertise.
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Standard Platform

We are able to offer a selection of standard products and packages to fit a wide range of requirements. These solutions range from a standard bare-shaft pump, all the way to pre-engineered total recirculation packages that can save the customer time and cost, while at the same time ensuring proven engineered solutions.

Bareshaft Pumps

  • Standard Product
  • HR Series: 7.500 m³/h - 30 mbar
  • LR1A Series: 25.000 m³/h - 30 mbar
  • LR1B Series: 40.000 m³/h - 180 mbar
Bareshaft Pump
Base Mounted Pump

Base Mounted

  • Standard Product
  • Easy installation with universal connections
  • Safe Area 50Hz and 60Hz speed for each model
  • 60 models without Motor / IEC 50 / IEC 60Hz

Standard pre-engineered total recirculation packages

  • Modular - simple installation and operation
  • Single-stage or Two-stage
  • Once through / Partial / Total recovery
  • Universal connections
Recirculation Package

Configured Packages

We offer a selection of standard products and packages to fit a wide range of requirements. These solutions range from a standard bare-shaft pump, all the way to pre-engineered total recirculation packages that can save the customer time and cost, while at the same time ensuring proven engineered solutions.

  • Standard packages
  • Scope modified to suit customer specifications
  • Standard documentation packages available
  • Different package styles, materials and ratings

Engineered to Order

Edwards Custom Engineered Products group (CEP) combines years of experience in process and mechanical design with project management skills, for the supply of individual items or plant, or the execution of projects including installation and commissioning.

  • Complex specification
  • Chemical, Petrochemical, Oil & Gas
  • Hybrid steam ejector, condenser and LRP combinations
  • API681 design and manufacture
  • Pipework and instrumentation to client specification – preferred vendors
  • High level of testing, certification and documentation
  • Aluminium Bronze or Super Duplex SS construction
  • Hybrid design with air ejectors

EDWARDS THE PARTNER OF CHOICE

Edwards is a world leader in the design, technology and manufacture of vacuum equipment with over 95 years’ history and more than 75 years’ manufacturing experience.

Edwards believes in delivering results that bring value to our customers by using our breadth of industry experience to identify and apply solutions to your problems. Using the most innovative and up-to-date modelling techniques, we can optimise the pumping configuration for customers to provide a system design giving the maximum performance in the most reliable and cost-effective way

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Sustainability

From renewable energy, standard recycling programme for all our pumps, to favouring energy efficient products, we strive to reduce our environmental footprint as a company as well as our products and services

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