HPB-20 Ultra

Summary

Product identification

• Model: HPB-20 Ultra
• Product Line: Ultra Hydraulic Pressure Booster (HPB Ultra™)
• Application: For Reverse Osmosis Desalination

Operating limits

• Pump Operating Ambient Temp: 33 - 158 °F (0.6 - 70.0 °C)
• Maximum Storage Temp: 185 °F (85.0 °C)
• Minimum Pump-Side Flow: 44 gpm (10 m³/h)
• Maximum Pump-Side Flow: 144.5 gpm (26 m³/h)
• Maximum Operating Pressure: 1800 psi (124 bar)
• Nominal Vibration: ≤3.8mm/sec RMS (≤0.15”/sec RMS)
• Nominal Sound: <85 dBA
• Filtration Requirement: 20 microns

Feed water

• Liquid: Seawater, Brackish water, Fresh Water

Product water

• Brine Outlet Pressure: Varies upon design
• Brine/Feed Mixing: None

Mechanical / hydraulic

• Weight:
  • Unit Weight (Dry): 17.73 lbs (8.04 kg)
• Hydraulic Design:
  • Turbine: Impeller and turbine vanes are custom designed and machined for optimal efficiency at design conditions.
  • Pump: Impeller vanes and diffuser ring are built to customer specifications.
  • Brine Control: Integral variable area auxiliary nozzle.
• Performance:
  • Maximum Boost Pressure: Contact FEDCO for specific data
  • Efficiency (Transfer): Up to 62%
• Fittings:
  • Pipe Joints:
    • Feed Inlet/ Outlet: 1.25” Cut Groove
    • Brine Inlet/ Outlet: 1” Cut Groove
• Bearings:
  • Radial: Sleeve, product lubricated
  • Thrust: Hydrostatic/ hydrodynamic type, Rotor-Flo™ design
• Cooling: Product fluid
• Lubrication: Product fluid
• Materials:
  • Rotor: Super Duplex SS S32750 ASTM A276/479
  • Bearings: Non-metallic
  • Casing (Inlet/Discharge): Zeron SS - Powder Coated ASTM A995-13 6A (Powder coating (RAL 6018) standard. Raw casting optional.)
  • Fasteners: 316 SS S31600 ASTM A193/A320/F593
  • O-Rings: Buna N®
  • Diffuser: Super Duplex SS S32750 ASTM A276/479
  • Baseplate: One-piece High Density Polymer
• Testing and Inspection:
  • Performance Test: Standard
  • Hydrostatic Test: Standard
  • Rotor Balance Certificate: Standard
  • Visual/ Dimension Check: Optional
  • Witness Test: Optional
  • Certified Test Data: Optional
  • Material Certificates: Optional
• Miscellaneous:
  • Aux Valve Actuator: Manual or FEDCO supply
  • Packaging/Crating:
    • Protective Covers: Standard
    • Export Crating: Standard (Material: Export-Wood)
    • Additional Shipping Options: Available per customer requirements

Disclaimer: This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions from the official OEM PDF datasheet. Contractual data must always match the specific OEM PDF revision used for the project.

Official datasheet (PDF)

Lenntech datasheet mirror