British Rail Class 90

British Rail Class 90
British Rail Class 90/0, no. 90017 at Norwich
Type and origin Power type Electric Builder BREL Crewe Works Build date 1987–1990 Total produced 50
Specifications Configuration: ​  • Whyte Bo-Bo  • UIC Bo'Bo' Gauge 1,435 mm (4 ft 8 1⁄2 in) standard gauge Loco weight 84.5 tonnes (83.2 long tons; 93.1 short tons) Electric system/s 25 kV AC MU working TDM system Train heating Electric Train Heating Loco brake Air, Rheostatic Train brakes Air
Performance figures Top speed 75–110 mph (121–177 km/h)
Career Railroad(s) British Rail Number 90001–90050 Axle load class Route availability

The British Rail Class 90 electric locomotives are electric locomotives that were built by BREL at Crewe from 1987-1990. Each locomotive weighs 84.5 tonnes and has a top speed of 110 mph (180 km/h). They operate from 25 kV AC overhead wires and produce 5,000 bhp (3,700 kW). The class is employed on both express passenger services and heavy freight trains.

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