Common Rail System 11.2

Liebherr has developed the Common Rail System 11.2 system for engines with a total output of 120kW up to a maximum of 1,000kW. The second generation is available as a side-feed version as well as a top-feed installation. This means customers will have a suitable system for all normal engine geometries and installation spaces.

System pressure 250 - 2,200 bar
Number of injections 5
Rate shape ramp / square
Emission standards EPA Tier 4f / EPA Tier 4i / EU Stage IV / Euro V / Euro VI
Areas of application Building construction and civil engineering / Agriculture and forestry / Decentral energy systems / Maritime applications

Technical data

System pressure 250 - 2,200 bar
Engine power range to 120 - 1,000 kW
Number of injections 5
Rate shape ramp / square
Hydraulic flow rate 600 - 2,200 ml / 30sec
Nozzle diameter 7 / 9 mm
Max. injection quantity 700 mm³
Max. injection quantity 600 milligram
Max. pump speed 4,000 min-1
Max. hydraulic flow (pump) 300 l/h
Displacement 1.5 - 3.0 l / cyl
Engine power / displacement to 70 kW/cyl.
Emission standards EPA Tier 4f / EPA Tier 4i / EU Stage IV / Euro V / Euro VI
Control leakage / injector <40 ml/min at 2.200 bar
Injector configuration side feed / top feed
Engine control unit ECU 3 / ECU 2HD
Areas of application Building construction and civil engineering / Agriculture and forestry / Decentral energy systems / Maritime applications

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