HSM Multi-Stage Split Case Pump

Horizontal, multi-stage, axially split case pump (BB3)

The HSM pump is a horizontal, multi-stage (2 or 4), axially split case centrifugal pump designed and built acording to the Hydraulic Institute (HI) standard (BB3 type). It is a heavy-duty pump engineered mainly for high pressure applications and is part of the HS/ZW range of split case pumps by Ruhrpumpen which includes the: HSC, HSD, HSL, HSR, and ZW models.

Operation limits

Capacity up to 454 m³/h (2,000 gpm)
Head up to 670 m (2,200 ft)
Maximum Pressure up to 51 bar (740 psi)
Temperature up to 121 °C (250 °F)
Applications High-pressure applications like: boiler feed water, petrochemical, water pipelines, chemical, water cooling and circulating water.
Pump Selection Spare Parts Contact RP Back to Between Bearing Pumps

CHARACTERISTICS AND DESIGN FEATURES
  • Hydraulic Institute (HI) design - BB3 type
  • Two and four stages, axially split case centrifugal pump
  • High efficiency, double volute design
  • Single suction, enclosed impellers
  • Counter clockwise rotation viewed from coupling end
  • Oil lubricated bearings
  • Flanged connections
  • Stuffing box allows for packing or mechanical seal
STANDARD CONSTRUCTION MATERIALS
  • All cast iron
  • Cast iron, bronze fitted
  • Carbon steel, iron fitted
  • Cast iron, 316 SS fitted

Other materials available upon request


Pump curve for RP's axially split case pumps: HSC, HSD, HSL, HSR, HSM, ZW

Ruhrpumpen axially split case pumps performance chart
Axially Split Case Pumps Brochure Download pdf HS/ZW - Axially Split Case Pumps Brochure - EN (1.61 MB)

Other Pumps
HSC - horizontal, axially split case pump HSC Split Case Pump
HSD horizontal split case pump HSD Split Case Pump
HSR pump by Ruhrpumpen single stage horizontal split case pump HSR Split Case Pump
ZW pump - horizontal, single stage, split case pump ZW Horizontal Split Case Pump