Description
Sulzer Centrifugal Between bearing pumps CP volute style barrel pump -Expertly designed pumps for oil and refineries
Key Technical Specifications:
| Capacities | Up to 1,000 m3/h / 4,400 US gpm |
| Heads | Up to 7,000 m / 23,000 ft |
| Pressures | Up to 425 bar / 6,250 psi |
| Temperatures | -50°C to 425°C / -46°F to 800°F |
| Discharge sizes | 80 to 250 mm / 3 to 10 inches |
| Maximum speed of rotation | 7,200 rpm |
Why Choose Sulzer CP Barrel Pump?
The Sulzer CP is a robust , volute-style barrel pump designed for high-pressure , high-temperature applications where performance , safety , and reliability are non-negotiable. Its advanced volute hydraulics combined with the protective barrel casing make it ideal for extreme-duty service in refineries and petrochemical plants. With proven API 610 (BB5) compliance , the CP pump ensures long-term efficiency , mechanical integrity , and operational security.
Key Technical Specifications
Pump Type: Between-bearings , single or multistage barrel pump (BB5)
Hydraulics: Volute-style with radial or mixed-flow impellers
Casing: High-pressure barrel type , radially split
Design Standards: API 610 (BB5) , ISO 13709
Materials:
– Casing: Forged alloy steel or stainless
– Impellers: High-alloy stainless , duplex steel , or custom metallurgy
Bearings: Sleeve and tilting pad thrust bearings , forced-lubricated
Sealing Options: Dual mechanical seals (API Plan 52 , 53 , or 54 systems)
Design & Functionality
Volute hydraulics ensure uniform pressure distribution and low radial loads
Barrel casing provides safe containment under extreme operating pressure
Customizable multistage configurations for high head delivery
Modular rotor assembly simplifies inspection and maintenance
Designed for ease of alignment and thermal stability
Optional thrust balancing and wear ring systems for high-efficiency operation
Typical Applications
High-pressure boiler feedwater in power plants and utilities
Hydrocracking and catalytic reforming units
Pipeline injection and chemical feed in oil and gas
Feed or transfer in high-temperature, high-pressure chemical processes
Applications with limited NPSH and critical reliability demands
Additional Features
Barrel design improves safety and mechanical seal protection
Volute layout minimizes shaft deflection and vibration
Enhanced thermal capability for hot or reactive fluids
High efficiency even under partial load conditions
Compatible with extensive API auxiliary systems and seal plans
When extreme conditions demand unwavering reliability , the Sulzer CP barrel pump rises to the challenge. Combining volute hydraulic excellence with barrel-type pressure containment , it delivers consistent , high-performance fluid handling in the most critical industrial environments. Built for precision , trusted under pressure.
