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Track drive gearboxes for crawler machines, series 700C and 700CK
October 2007
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New improved medium sizes The medium sizes of these acclaimed gearboxes and gearmotors for tracked crawlers now feature a new, improved design offering output torques in the range of 15000 Nm to 60000 Nm.The following sizes feature the new improved design:
707
709
710
The purpose of the design changes was to:
- improve performance
- reduce or retain the same size and improve interchangeability, to make the units more compact and easier to install
- enhance competitiveness
- extend the 700CK series range with Kayaba motors and the following new sizes:707C2K 707C3K
The main design changes compared to the previous models are:
- Fewer components.
- Expansion of the number of planetary gears in the final reduction stage from 4 to 5.
- New, more robust final stage tooth profiles, and more teeth for a wider range of possible ratios.
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