British Rail Class 74 facts for kids

Quick facts for kids British Rail Class 74
74 003 in BR blue with full yellow ends
Power type	Electro-diesel
Builder	British Railways’ Doncaster Works; rebuilt BR Crewe Works
Build date	1958–1960; Rebuilt 1967–1968
Total production	10 (rebuilt)
Configuration	Bo-Bo
UIC classification	Bo'Bo'
Gauge	4 ft 8 1⁄2 in (1,435 mm)
Wheel diameter	4 ft 0 in (1.219 m)
Locomotive weight	77 long tons (78 t)
Electric system(s)	650–750 V Direct Current
Current collection method	Third rail
Prime mover	Paxman 6YJXL
Traction motors	English Electric 532A, 4 off
Power output	Electric (continuous): 2,300 hp (1,715 kW) Electric (one-hour): 2,552 hp (1,903 kW) Engine: 650 bhp (485 kW)
Tractive effort	Electric: 47,500 lbf (211.3 kN) Diesel: 40,000 lbf (177.9 kN)
Train heating	Electric Train Heating
Train brakes	Vacuum, Air, Electro-Pneumatic
Career	British Railways’ Southern Region
Number	E6101–E6110
Axle load class	Route availability 7
Disposition	All scrapped

British Rail class 74 was an electro-diesel locomotive that operated on the Southern Region of British Railways, rebuilt from redundant Class 71 locomotives in the late 1960s. An electro-diesel locomotive is one that can operate either from an electrical supply, such as overhead lines or an energized third rail, or from an onboard diesel engine.

Images for kids

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  74004 at Waterloo in December 1975.

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  74 002 at Waterloo