Description
Sulzer Centrifugal Between bearing pumps MSN-RO axial split multistage membrane feed pump -Deliver optimum performance in a challenging environment
Key Technical Specifications:
| Capacities | Up to 1’450 m3/h / up to 7’680 USgpm |
| Heads | Up to 840 m / 2’940 ft. |
| Pressures | Up to 100 bar / 1’450 psi |
| Temperatures | Up to 50ºC / 122ºF |
| Discharge sizes | Up to 200 mm / up to 8 in. |
Why Choose Sulzer MSN-RO Axially Split Multistage Pump?
The Sulzer MSN-RO is a high-efficiency , axially split , multistage centrifugal pump specifically designed for membrane feed applications in large-scale reverse osmosis (RO) desalination systems. With its advanced hydraulic design , corrosion-resistant materials , and optimized performance envelope , the MSN-RO ensures consistent high-pressure
Key Technical Specifications
Pump Type: Between-bearings , axially split , multistage centrifugal pump
Impeller Type: Closed impellers with precision-matched stages
Casing Design: Horizontally split for easy internal access and maintenance
Compliance: API 610 (BB3) adapted for desalination requirements
Materials of Construction:
– Casing: Super duplex stainless steel for superior corrosion resistance
– Impellers: Super duplex or high-grade duplex stainless steel
– Shaft: Duplex stainless steel with wear-resistant sleeves
Bearings: Sleeve and tilting-pad bearings with forced lubrication system
Sealing System: Engineered mechanical seals compatible with high-salinity water
Design & Functionality
Developed for continuous operation in high-pressure RO membrane systems
Compact and robust axially split design minimizes downtime during inspection
Stage-by-stage hydraulic optimization ensures smooth , vibration-free operation
Corrosion-resistant internals designed for aggressive seawater and brine
Easily integrates into RO skids due to flexible nozzle and baseplate configuration
Low NPSHr impeller options improve suction performance and system reliability
Typical Applications
Seawater reverse osmosis (SWRO) membrane feed systems
Municipal and industrial desalination plants
Brackish water treatment and high-salinity water processes
Offshore platform utility water production
Energy recovery loop integration in RO skids
Additional Features
Energy-efficient hydraulics reduce power consumption and operating cost
Modular design simplifies overhaul and spares management
Corrosion-resistant materials minimize maintenance in saltwater environments
Low-vibration construction increases seal and bearing life
Designed for 24/7 reliability in critical infrastructure
