OceanSphere
Engines

Hydrophore Unit

medium 2 models total
Pressurized freshwater supply systems for domestic water distribution

2 manufacturers · 2 models

Alfa Laval

1
Alfa Laval Marine Hydrophore Unit
Marine Hydrophore Unit
2-20 m³/h @ 3-5 bar · 5.5 kW · Freshwater · Hydrophore Unit
Medium
Freshwater
Power (kW)
5.5
Type
Hydrophore Unit
Common Failures & Inspection Points
  • Pump seal leakage
  • Pressure switch failure
  • Vessel bladder rupture
  • Check valve stuck
Service: Domestic FW pressure system. Check pressure vessel air charge monthly. Replace bladder if waterlogged. Annual pump service.
Spare Parts: Ersatzteile über Alfa Laval oder zugelassene Vertriebspartner. Lead time: 2-6 Wochen.

Grundfos

1
Hydro MPC Marine
5-50 m³/h @ 4-8 bar · 11.0 kW · Freshwater · Multi-Pump Hydrophore VFD
Medium
Freshwater
Power (kW)
11
Type
Multi-Pump Hydrophore VFD
Common Failures & Inspection Points
  • VFD communication error
  • Pump mechanical seal failure
  • Pressure transducer drift
  • Check valve leakage between pumps
Service: VFD-controlled constant pressure. Multiple pumps for redundancy. Monitor pump alternation. Pressure transducer calibration annually.
Spare Parts: Ersatzteile über Grundfos oder zugelassene Vertriebspartner. Lead time: 2-6 Wochen.