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Locomotive-Specs
Doncaster Works BR 71 – photo 1© trainspo.com
Electric locomotive

Doncaster Works BR 71

Built by Doncaster Works

Top speed
145 km/h
90 mph
Power output
2,010 kW
2,695 hp
Weight
78 t
171,960 lb
Track gauge
1,435 mm
Standard gauge
Years built
1958–1960
24 units
Axle arrangement
Bo'Bo'

Overview of the Doncaster Works BR 71

Discover the BR 71, a distinguished electric locomotive with a powerful presence in British railway history.

Built by Doncaster Works between 1958 and 1960, this Bo'Bo' classification engine played a vital role under British Railways Board.

With a top speed of 145 km/h and a substantial power output of 2010 kW, the BR 71 is engineered for efficient and robust service. Its 1435 mm gauge and 78-ton weight contribute to its stable performance on the tracks.

This electric locomotive operates on a 750 V DC third-rail system, showcasing its advanced technology for the era. Experience the heritage and capability of the BR 71, a true icon of electric traction.

Doncaster Works BR 71 technical specifications

Value
Built byDoncaster Works · 1958–196024 units
Top speed145 km/h90 mph
Power output2,010 kW2,695 hp
Tractive effort195 kN43,838 lbf
Electric systems
  • 750 V DC (3rd rail)
Track gauge1,435 mmStandard gauge4 ft 8½ in
UIC axle arrangementBo'Bo'
Weight78 t171,960 lb

Operators of the Doncaster Works BR 71

Railway companies that have operated the BR 71, with the class designation used by each of them.

OperatorClassCountry
British Railways BoardBR 71United Kingdom

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