Dynamometer testing of a Ferodo 'S' type automotive retarder (TM-PBS-138)

A survey of commercially available retarders was carried out in 1985 to see which ones might be suitable for braking a very "nigh speed train. It had already been proposed that a retarder could be mounted on the bogie and driven via an axle mounted gearbox. The Ferodo oil-immersed multi-plate...