Common Rail high pressure pump LP11.6

The LP11.6 Common Rail high pressure pump is designed for large diesel engines, which are primarily used in the mining industry, in marine and rail applications, but also in stationary applications. With a compact and lightweight design combined, variable connection options and directions of rotation, the pump offers engine manufacturers maximum flexibility in engine architecture. The service life of the rugged high pressure pump is independent of the quality of the fuel thanks to its oil lubrication.
System pressure 100 - 2,200 bar
Flow rate 970 l/h
Max. speed 5,000 rpm
Lubrication oil
Service life off-highway 15,000 h

System pressure 100 - 2,200 bar
Flow rate 970 l/h
Rated speed 4,500 rpm
Max. speed 5,000 rpm
Drive concept Eccentric roller
Number of plungers 6
Lubrication oil
Weight 60 kg
Service life off-highway 15,000 h
Oil in fuel <0.02 g/kWh
PCV electrically controlled with mechanical overpressure safety
VCV volume control valve currentless open
Feed pump Mechanical (G-rotor)
Mean torque at max. system pressure and max. flow rate 160 Nm
Ambient temperature -30 to 125 °C
Vibration specification ISO 10816-6 / VDI 3838
Filtration specification min. 99.2% efficiency @ 4 µm (ISO 19438) - along service life
Fuel specification Purity class 12/9/6 (ISO 4406)

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Advantages of combustion engines

Combustion engines by Liebherr are distinguished by their high level of performance. They also impress with efficient fuel consumption. Impressive combustion engines

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Please contact us – we will answer your questions and put together an individual offer for you. If you need a component as a spare part for your Liebherr machine, please contact your local service partner.