Description
Sulzer Centrifugal Between bearing pumps MBN high-pressure stage casing pumps -Multi-purpose solutions for all high-pressure needs
Key Technical Specifications:
| Capacities | Up to 700 m3/h / 3,080 US gpm |
| Heads | Up to 900 m / 2,950 ft |
| Pressures | Up to 100 bar / 1,450 psi |
| Temperatures | Up to 180°C / 355°F |
| Discharge sizes | Up to 150 mm / 6 inches |
Why Choose Sulzer MBN High-Pressure Stage Casing Pumps?
The Sulzer MBN pump series is built for demanding high-pressure applications that require robust construction , efficient performance , and long operating life. With a ring-section design and radial split casing , the MBN excels in flexible multi-stage operation , making it ideal for power generation , desalination , and industrial water systems. Compact , efficient , and engineered to API 610 or ISO 5199 standards , it’s a versatile solution where reliability matters most.
Key Technical Specifications
Pump Type: Multistage centrifugal pump , between bearings
Design: Radially split , ring-section casing with horizontal or vertical installation
Impeller: Enclosed radial impellers , dynamically balanced
Seal Options: Single or double mechanical seals , API plans available
Bearings: Grease or oil-lubricated antifriction or sleeve bearings
Design & Functionality
Modular stage design enables tailored hydraulic coverage and optimized head per stage
Axial thrust is balanced by opposed impeller arrangement or balance disc
Rigid rotor with low vibration and high stability during transient loads
Compact horizontal or vertical execution for space-constrained installations
Service-friendly design allows quick disassembly for inspection and overhaul
Typical Applications
Boiler feedwater for industrial or small-scale power plants
Reverse osmosis (RO) systems in desalination plants
High-pressure water supply for irrigation or process industries
Condensate extraction and transfer duties in thermal cycles
General high-pressure utility services in refineries and chemical plants
Additional Features
Hydraulic efficiency optimized with CFD design and test-validated performance
Optional instrumentation ports for temperature and pressure monitoring
Balance device options for high-pressure axial thrust compensation
Sealing configurations for hazardous or environmentally sensitive fluids
Available in multiple metallurgies including stainless steel , duplex , or super duplex
