VSP Chem Sump Pump

Sump Pump for Chemicals and Corrosive Substances

VSP Chem Sump Pump for Corrosive Substances by RP
VSP Chem Sump Pump for Corrosive Substances by RP
VSP Chem Sump Pump for Corrosive Substances by RP
The VSP Chem is a chemical sump pump with a semi-open impeller, designed for corrosive wet pit applications. API design is available upon request.

Operation limits

Capacity up to 2,317 m³/h (10,200 gpm)
Head up to 160 m (525 ft)
Maximum Pressure up to 40 bar (580 psi)
Temperature 0 °C to 205 °C (32 °F to 400 °F)
Sump Depth up to 6.1 m (20 ft)
Applications Special for Chemicals and Corrosive Substances, Hydrocarbon Processing, Chemical Processing.


Ruhrpumpen manufactures a total of 19 standard sizes of the VSP Chemical Sump Pump. However, any other size and material can be manufactured according to customer requirements.

  • Designed to meet Hydraulic Institute standards
  • API 610 latest edition (VS4 type) compliant build available (with optional design features)
  • Single stage, vertical centrifugal pump
  • Cast iron or cast steel motor support assembly
  • 316SS or Alloy 20 column and discharge pipe
  • Line shaft (316SS or Alloy 20)
  • 316SS or Alloy 20 balanced, low NPSH semi-open impeller
  • Bearing housing with bronze guide bearings (optional materials available)
  • Many optional mechanical seal types available
  • Labyrinth oil seal at bearing housing (optional design)
  • Grease lubricated thrust bearing (standard) or oil lubricated thrust bearing (optional)
  • Steam jacket
  • Column bearings
  • Level measuring instruments and controls