L3M (L3MF / L3MG)

Technical Specifications

Flow rate ≤ 300 m³/h

Pressure ≤ 80 bar

Liquid temperature ≤ +280 °C

Viscosity ≤ 10 000 cSt

Drive type electric,hydraulic,diesel

Installation horizontal,vertical,submersible

Materials (wetted) Grey / nodular cast iron to cast steel (cast design); carbon steel to stainless steel (welded design) / Case-hardened steel 1.7139, nitrided (single bar stock)

Seal type Single shaft seal; magnetic drive (sealless) available

Price

On request

Leistritz L3MF / L3MG three-screw, single-volute, self-priming positive displacement pumps for medium-pressure duty, suitable for non-abrasive lubricating fluids. Flow rate up to 120 m³/h (MF) or 300 m³/h (MG), differential pressure up to 80 bar, viscosity up to 10,000 cSt, pumping temperature up to 280 °C. Interchangeable casing insert (MG) for easy maintenance, axially balanced rotors, single shaft seal; magnetic drive and semi-submersible designs available.

Key technical parameters

Flow rate: up to 300 m³/h (MG; MF up to 120 m³/h)
Differential pressure: up to 80 bar
Fluid temperature: up to 280 °C
Viscosity: up to 10,000 cSt
Design: three screw, single volute, self-priming; interchangeable casing insert (MG)
Installation: Horizontal, vertical or semi-submersible
Drive: Electric motor, hydraulic motor or combustion engine
Seal: single shaft seal; magnetic drive available

Media handled

Liquids: Lubricating oil, Fuel oil, Diesel, Oil (mineral)
Media properties: Low viscosity, High viscosity

Applications and industries

Blending, charging and cooling / circulating
Export, transfer and loading / unloading
Fuel oil, diesel and main lube oil
Hydraulic systems and foam injection

Oil & gas

Marine & offshore

Chemical

Petrochemical

Power generation

Industrial processes

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