British Rail Class 97/6

The British Rail Class 97/6 0-6-0 diesel shunting locomotives were purpose-built for departmental duties by Ruston & Hornsby at Lincoln in 1953 (97650) or 1959 (97651-654). There are minor technical differences between 97650 and the 1959 batch.

British Rail class 97/6
Locomotive 97651 at Pitsford and Brampton station on the Northampton & Lamport Railway.
Power type Diesel-elctric
Builder Ruston & Hornsby
Serial number 312990, 431758–431761
Build date 1952 (1), 1959 (4)
Configuration 0-6-0
UIC classification C
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Wheel diameter 97650: Lua error in Module:Convert at line 452: attempt to index field 'titles' (a nil value).
97651-97654: 3 ft 4 in (1.016 m)
Locomotive weight 97650: 28 long tons (28 t)
97651-97654: 30 long tons (30 t)
Prime mover Ruston 6VPH
Engine RPM range 1,250 rpm (max)
Generator BTH RTB6034
Traction motors BTH RTA5041 (nose-suspended), 1 off
Top speed 20 mph (32 km/h)
Power output 165 hp (123 kW)
Tractive effort 17,000 lbf (75.6 kN)
Locomotive brakes Straight air
Train brakes 97650: none
97651–97654: vacuum
Career British Railways’ Western Region Chief Civil Engineer's department
Number PWM 650–654 later 97650–97654
Axle load class RA 1