British Rail Class 502

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British Rail Class 502
In service1940-1980
ManufacturerLMS Derby Works
Operator(s)LMS and British Railways
Specifications
Car length66 ft 6 in
Width9 ft 5 in
Maximum speed70 mph (110 km/h)
Weight41 tons
Power output4 x 235 hp traction motors
total 940 hp (701 kW)
Electric system(s)630 volt dc 3rd rail
Track gaugestandard gauge

The British Rail Class 502 was a type of electric multiple unit originally built by the London Midland and Scottish Railway at their Derby Works workshop. Introduced in 1940 and withdrawn by 1980, they spent the whole of their working lives on the electrified railway lines of north Liverpool.