Seawater Reverse Osmosis System MRO-SW

The MRO-SW series of Reverse Osmosis units are designed to process seawater and provide a high quality freshwater supply for a variety of potable, domestic, and industrial uses. The product platform is very flexible for customization and offers a wide range of output capacities (5,000-300,000 GPD). All components are carefully selected for exceptional performance and energy efficiency while maintaining an economical capital price. 

Operating Parameters

  • Operating Pressure: 750-1000 psig
  • Nominal Recovery: 25–40%
  • Operating Temperature: 45–85° F
  • Design Temperature: 60° F
  • Minimum Inlet Pressure: 40 psig
  • Control Circuit: 120 VAC, 1-phase, 60 Hz. 

Materials of Construction

  • Skid Frame: Epoxy-coated carbon steel
  • Membrane Housings: FRP (1000 psig rated)
  • Prefilter Housings: Polypropylene or FRP
  • Low pressure piping: Sch 80 PVC
  • High pressure piping: Duplex Stainless Steel 2205 

Pump & Motor

  • Pump: Duplex Stainless Steel Axial Piston (models 50K and smaller)
  • Pump: Duplex Stainless Steel Multi-Stage Centrifugal (models 75K and larger)
  • Motor: TEFC, 460 VAC, 3-phase, 60 Hz.
  • Energy Recovery Turbocharger (models 75K and larger) 

Standard Features

  • High rejection, TFC membrane elements
  • 5-micron sediment pre-filter housing
  • Allen Bradley MicroLogix 1400 PLC System with PanelView 800 operator interface
  • Ethernet/Modbus PLC communications
  • Prewired motor starter with fused disconnect switch
  • NEMA-4 electrical enclosures
  • UL-508A Listed electrical panels
  • Automatic product water divert valve
  • Product water conductivity transmitter
  • Product and reject flow transmitters
  • 316SS pressure gauges
  • Low inlet pressure switch with alarm
  • High pump discharge pressure switch with alarm 

Optional Equipment Available

  • 380 VAC, 3-phase, 50 Hz power
  • Variable Frequency Drives (VFD) (Standard on models 25K and larger)
  • Membrane clean-in-place (CIP) / Flush system
  • pH/ORP monitors
  • Super duplex stainless steel 2507 high pressure piping
  • All stainless steel skid/frame
  • Atmospheric storage tanks with level control and repressurization pump systems
  • Pretreatment chemical injection systems
  • Multi-media / Activated carbon pre-filters
  • Export crating