British Rail Class 24

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An unidentified Class 24 at Mossend yard in September 1976.

Class 24, no. 24081, departing Cheltenham Racecourse on 24th August 2004. This locomotive is preserved on the Gloucestershire Warwickshire Railway.

Class 24, no. 24061 (Depatmental 97201), at Coalville Open day 1st September 1985. This locomotive is preserved on the North Yorkshire Moors Railway.

The British Rail Class 24 diesel locomotives, also known as the Sulzer Type 2, were built from 1958-1961. 151 of these locomotives were built at Derby, Crewe and Darlington, the first twenty of which were ordered as part of the 1955 British Rail modernisation plan. This class was used as the basis for the development of the Class 25 locomotives.

The final locomotive, no. 24081, was withdrawn from Crewe depot in 1980.

[edit] Technical details

• Introduced: 1958
• Weight:
  • D5000-D5093, 75 tons
  • D5094-D5150, 72 tons 17 cwt
• Engine: Sulzer 6LDA28 of 1,160 bhp at 750 rpm
• Transmission: Electric, four 213 hp BTH traction motors
• Maximum tractive effort: 40,000 lb
• Driving wheel diameter: 3ft 9in
• Coupling code: Blue star (electro-pneumatic)
• Train heating (where fitted): Steam generator

[edit] Preservation

Four locomotives have been preserved.

[edit] Sources

Ian Allan ABC of British Railways Locomotives, summer 1966 edition

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