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.

Reference output torque, dynamic 11,000 Nm
Output torque Tmax 22,000 Nm

Technical data

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

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