Description
Sulzer Centrifugal Vertically suspended pumps SJD-API vertically suspended process pump -Vertically suspended pumps to boost your production
Key Technical Specifications:
| Capacities | Up to 5’000 m3/h / 22’000 US gpm |
| Heads | Up to 900 m / 3’000 ft |
| Pressures | Up to 78 bar / 1’130 psi |
| Temperatures | Up to 205 °C / 400 °F |
| Discharge sizes | Up to 600 mm / 24 inches |
| Maximum speed of rotation | Up to 3’600 rpm |
Why Choose Sulzer SJD-API?
The SJD-API is a robust , vertically suspended multistage pump designed to meet the rigorous demands of API 610 (latest edition). Built for heavy-duty process services in the oil & gas , petrochemical , and power industries, it’s the go-to solution where reliability , efficiency , and API compliance are non-negotiable.
Key Technical Specs
Pump Type: Vertical , can-mounted , multistage centrifugal
Standard: API 610 compliant (VS6 type)
Design: Diffuser-style stages in a barrel (can) casing
Materials: Custom metallurgy for aggressive fluids
Bearings: Sleeve or rolling – element with forced lubrication if needed
What Makes It Stand Out
Meets API 610 requirements for critical service
Engineered for excellent NPSH performance
Compact vertical footprint—ideal for space-constrained layouts
Tailored hydraulics for high-pressure , low-flow conditions
Reduced vibration and noise for long service life
Typical Applications
Boiler feedwater systems
Hydrocarbon transfer in refineries
Condensate services in power generation
Offshore topside and onshore process units
Water injection or produced water services
Extra Features
Flexible nozzle orientations to match plant piping
Reliable shaft alignment system
Easy disassembly for internal maintenance
Heavy – duty thrust bearing assembly above-motor
Available with instrumentation and seal plan options (API 682)
