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LiebherrDeep foundation
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Deep FoundationAttachmentsRotary drivesBA 120

The powerful rotary drive delivers the required torque for common drilling applications such as Kelly, continuous flight auger or full displacement drilling.

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  • Torque - 120 kNm

  • Speed - 54 U/min

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Kelly shock absorber
The standard Kelly shock absorber with springs and hydraulic dampers protects the material and reduces noise emission.
Exchangeable cardan joints
These cardan joints can be exchanged to suit the size of the casing driver.
Exchangeable drive adapters
Exchangeable drive adapters allow for the use of various Kelly bars.
Integrated control system
The rotary drive is completely integrated in the control system of the Liebherr carrier machines. This provides optimum control comfort.
Easy transport and maintenance
Thanks to the short and lightweight design, the rotary drive is extremely efficient as well as user-friendly in terms of transportation and maintenance.
Torque
120 kNm
Speed
54 U/min
Kelly drilling
Kelly drilling belongs to the most common dry rotary drilling methods. Soil and rock material is conveyed to the surface discontinuously with relatively short rotary drilling tools.
Continuous flight auger drilling
The loosened soil material is continuously conveyed to the surface using a continuous auger, the so-called continuous flight auger.

  • Operating weight - 50.0 - 51.6 t

  • Max. torque - 120 kNm

  • Max. crowd force - 200 kN

  • Engine power - 390 kW

  • Pile driving with vibrator slim design, max. pile length - 15.2 m

  • Operating weight - 52.0 t

  • Max. torque - 120 kNm

  • Max. crowd force - 200 kN

  • Engine power - 390 kW

  • Pile driving with vibrator slim design, max. pile length - 17.2 m