HPB-350

Summary

Product identification

• Model: HPB-350
• Type: Hydraulic Pressure Booster (HPB™)

Operating limits

• Liquid: Seawater, Brackish water, Fresh Water
• Pump Operating Ambient Temp: 33 - 158 °F (0.6 - 70.0 °C)
• Maximum Storage Temp: 185 °F (85.0 °C)
• Minimum Pump-Side Flow: 771 gpm (175 m³/h)
• Maximum Pump-Side Flow: 2003 gpm (455 m³/h)
• Maximum Operating Pressure: 1200 psi (83 bar)
• Nominal Vibration: ≤3.8mm/sec RMS (≤0.15”/sec RMS)
• Nominal Sound: <85 bBA

Feed water

• Filtration Requirement: 20 microns

Product water

• Brine Outlet Pressure: Varies upon design

Mechanical / hydraulic

• Unit Weight (Dry): 300 lbs (136.1 kg)
• Pipe Joints:
  • Feed Inlet/ Outlet: 4” Cut Groove
  • Brine Inlet/ Outlet: 4” Cut Groove
• Bearings:
  • Radial: Sleeve, product lubricated
  • Thrust: Hydrostatic/ hydrodynamic type, Rotor-Flo™ design
• Cooling: Product fluid
• Lubrication: Product fluid
• 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.
• Materials:
  • Rotor: Super Duplex SS S31803 ASTM A276/479
  • Bearings: Non-metallic
  • Casing (Inlet/Discharge): Super Duplex SS ASTM A995-13 6A
  • Fasteners: 316 SS S31600 ASTM A193/A320/F593
  • O-Rings: Buna N®
  • Diffuser: Super Duplex SS S32750 ASTM A890
  • Eye Bolts: 316 SS S31600 ASTM A193/A320/F593
  • Baseplate: Carbon Steel - Painted ASTM A36

Performance

• Maximum Boost Pressure: Contact FEDCO for specific data
• Standard Efficiency: Up to 76%
• Optional High Efficiency Unit: Up to 79%
• Brine/Feed Mixing: None

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

• Foundation: Per FEDCO supporting docs
• Nozzle Loading: Per FEDCO supporting docs
• Pipe Flushing: Per FEDCO supporting docs
• Instrumentation Requirements: Per FEDCO supporting docs
• Membrane Cleaning: Per FEDCO supporting docs
• Check Valve Location: Per FEDCO supporting docs
• Aux Valve Actuator: Manual or FEDCO supply
• Crating/Packaging: Export-Wood
• Protective Covers: Standard
• Export Crating: Standard
• 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. Contractual data must always match the specific OEM PDF revision used for the project.

Official datasheet (PDF)

Lenntech datasheet mirror