DESMI DSL Centrifugal Pump

High-Capacity, Double-Suction Pump for Various Applications

The DESMI DSL is a single-stage, double-suction, vertical centrifugal pump. With a high flow capacity and efficient design, it is ideal for district heating, cooling, seawater circulation, and marine applications. The pump’s inlet and outlet are aligned to provide smooth flow, making it a reliable choice for high-demand systems.

Applications:

• District heating and cooling
• Seawater circulation
• Water transport and circulation
• Cooling towers and chillers
• Scrubbers (flue gas cleaning)
• Aquaculture (main pump or intake water pumps)

Marine Industry: The DESMI DSL pump is also excellent for ballast and cooling water pumping in marine environments, ensuring reliable performance for a range of tasks.

Key Features:

• High Flow Capacity: Up to 6,200 m³/h (27,300 US gpm) with a maximum head of 140 m (460 ft)
• Efficient Design: Double-suction, closed impeller with advanced curved blades for better efficiency and lower NPSH values
• Durable Build: Pump casings made from high-quality ductile cast iron or NiAlBz (for seawater applications)
• Robust Construction: Bearings and mechanical shaft seals at both top and bottom for trouble-free continuous operation
• Easy Maintenance: Equipped with a spacer coupling, allowing easy removal of parts without dismantling the motor or piping
• Optional Add-ons: Can be fitted with a priming pump or an ejector pump for enhanced performance
• Energy Efficiency: Optional internal coating of the pump casing and impeller to reduce friction and increase energy savings
• ATEX Approved: Suitable for hazardous environments

Technical Specifications:

• Nominal Diameter (DN): 150 to 500
• Flow Rate:
  • 50 Hz: Up to 6,200 m³/h (27,300 US gpm)
  • 60 Hz: Up to 7,400 m³/h (32,600 US gpm)
• Head: Up to 140 m (460 ft)
• Pressure: Up to 25 bar (360 psi)
• Temperature: Up to 150°C (284°F)
• Motor: Available in standard and explosion-proof (EX) versions
• VFD: Bulkhead or wall-mounted options

Designed for Efficiency and Reliability

The DESMI DSL pump is designed to offer high performance and low maintenance, making it a perfect fit for demanding industries. Its compact design allows it to be installed in tight spaces, and its reliable operation reduces downtime.