FAT 1050 Travel drive

Liebherr offers its customers a series-manufactured range of travel drives that can be used for a wide range of applications. The series includes 11 gearbox sizes from the FAT 325 to the FAT 1600 in two versions - for crawler excavators or for crawler cranes. The coaxial planetary gearboxes are available as three-stage or four-stage units with a mul-titude of different gear ratios ranging from i=59 to i=497. Depending on the application and the underlying load collectives, the maximum dynamic output torque is up to 3,450kNm.
Gallery loading.
Max. output torque of crawler excavator 840,000 Nm
Max. output torque of crawler crane 1,260,000 Nm
Gear transmission ratio 247
Hydraulic motor DMVA 355
Weight 5,000 kg

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Technical data

Max. output torque of crawler excavator 840,000 Nm
Max. output torque of crawler crane 1,260,000 Nm
Gear transmission ratio 247
Hydraulic motor DMVA 355
Number of hydraulic motors 2
Max.displacement Vg max 355 cm³
Min. displacement Vg min 270 cm³
Max. drive speed at Vg min 3,000 rpm
Max. operating pressure 380 bar
Weight 5,000 kg

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As an experienced partner, Liebherr possesses extensive application know-how and expertise. We optimise our components for specific applications. Overview of applications

Biberach production site

At the Biberach production site Liebherr develops and manufactures high-quality components and systems for drive and control technology. Liebherr-Components Biberach GmbH