Land defence

TN15E+ Tracked Vehicle Transmission

David Brown Santasalo's TN15E+ transmission has been developed specifically for tracked vehicle applications such as the Alvis CVRT (Scorpion) range.

Walks the walk, talks the torque.

Combining reliability and flexibility, the TN15E+ transmission brings ultimate assurance to mission critical defence vehicles. These gear systems are suitable for vehicle applications up to 250 bhp, available with mechanical hydraulic or electrohydraulic semi-automatic control systems.

- The introduction of dieselisation and new materials throughout the transmission has helped in increasing the original TN15P from 195bhp up to 235bhp, with vehicle weight increased from 9 tonnes to 13 tonnes.
- - Option for electrohydraulic, fully automatic control system
  - Remote mounted cross drive unit with a centrifugal clutch input
  - TN15E+ is rated 250 bhp at 2800 rpm
  - Seven forward gears and seven reverse gears with an overall ratio speed of 19.40
  - Epicyclic change speed section
  - Centrifugal input clutch
- - Rating - 235bhp at 2400rpm
  - Configuration - Offset cross drive manual or fully automatic
  - Speeds - 7 forward, 7 reverse
  - Arrangement - Three speed compound epicyclic gear set with low and high ranges.
  - Arrangement - Manual or automatic gear selection
  - Overall ratio speed - 19.4