British Rail Class 90

British Rail Class 90
British Rail Class 90/0, no. 90017 at Norwich
Type and origin
Power typeElectric
BuilderBREL Crewe Works
Build date1987–1990
Total produced50
Specifications
Configuration:
​
 • WhyteBo-Bo
 • UICBo'Bo'
Gauge1,435 mm (4 ft 8 1⁄2 in) standard gauge
Loco weight84.5 tonnes (83.2 long tons; 93.1 short tons)
Electric system/s25 kV AC
MU workingTDM system
Train heatingElectric Train Heating
Loco brakeAir, Rheostatic
Train brakesAir
Performance figures
Top speed75–110 mph (121–177 km/h)
Career
Railroad(s)British Rail
Number90001–90050
Axle load classRoute 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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