DAT 250 Slewing drive

With its slewing drives, Liebherr offers its customers a series-produced product range that covers many different application areas. Available are eight gearbox sizes from the DAT 200 to the DAT 600. The coaxial planetary gearboxes are available as three-stage or four-stage units with a multitude of different gear ratios ranging from i=20 to i=1,500. The maximum dynamic torque is 142,000Nm.
Gallery loading.
Reference output torque, dynamic 11,000 Nm
Output torque Tmax 22,000 Nm

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Reference output torque, dynamic 11,000 Nm
Output torque Tmax 22,000 Nm
Gear transmission ratio (three-stage model) 1:67 - 1:250
Areas of application Industry
Diameter of centering seat 230 mm
External diameter 282 mm
Pitch circle diameter 258 mm
Housing diameter 228 mm
Number of bolts 24
Diameter of bolts 14.0 mm
Installation depth 180 mm
Installation dimension 70 mm
Height of centering seat 19 mm
Gearbox height 316 mm
Flange height 55 mm
Number of teeth (output pinion) 11
Gear module of output pinion 14
Height of output pinion 105 mm
Weight (three-stage model) 117 kg

Slewing bearings

For over 70 years Liebherr has been manufacturing top-quality large diameter slewing bearings. Depending on requirements, various dimensions are available. Product portfolio Large diameter bearings

Contact

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.

Downloads

In the download area you find an overview of all brochures and datasheets for the various Liebherr components. Downloads

Swivelling drives

Liebherr develops special swivelling drives for applications which are exposed to high dynamic loading during the rotating movement (e.g. excavator). Swivelling drives