British Rail Class 15 facts for kids

Quick facts for kids BTH Type 1 British Rail Class 15
Sole surviving Class 15 no D8233 seen at Baron Street Loco Shed, East Lancashire Railway, February 2006
Power type	Diesel-electric
Builder	British Thomson-Houston at Clayton Equipment Company
Build date	1957–1961
Total production	44
Configuration	Bo-Bo
UIC classification	Bo'Bo'
Gauge	4 ft 8 1⁄2 in (1,435 mm)
Wheel diameter	3 ft 3+1⁄2 in (1.003 m)
Minimum curve	3.5 chains (70 m)
Wheelbase	31 ft 0 in (9.45 m)
Length	42 ft 0 in (12.80 m)
Width	9 ft 2 in (2.79 m)
Height	12 ft 6 in (3.81 m)
Locomotive weight	69 long tons (70.1 t)
Fuel capacity	400 imp gal (1,800 L; 480 US gal)
Prime mover	Paxman 16YHXL
Generator	BTH RTB10858
Traction motors	BTH 137AZ, 4 off
Transmission	DC generator, DC traction motors
Multiple working	★ Blue Star
Top speed	60 mph (97 km/h)
Power output	Engine: 800 hp (597 kW) At rail: 627 hp (468 kW)
Tractive effort	Maximum: 37,500 lbf (166.8 kN)
Locomotive brakeforce	31 long tons-force (310 kN)
Train brakes	Vacuum
Career	British Railways
Number	D8200–D8243
Axle load class	RA 4
Retired	1968–1971

The British Rail Class 15 diesel locomotives, also known as the BTH Type 1, were designed by British Thomson-Houston, and built by the Yorkshire Engine Company and the Clayton Equipment Company, between 1957 and 1961.

Images for kids

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  D8241 at East Finchley with Local goods train, 1962.

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  DB968001 (formerly D8233) at Colchester in 1980.

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  Sole surviving Class 15 no D8233 seen at Baron Street Loco Shed, East Lancashire Railway, February 2006