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British Rail class 90
To replace their ageing electric locomotives of classes 81 to 85 from the early sixties, British Railways ordered a new mixed traffic locomotive in the eighties. The design ultimately selected for production was a fou...
General
| Property | British Rail class 90Remove |
|---|---|
| Built | 1987-1990 |
| Manufacturers | BREL |
| Wheel arrangement | B-B |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | British Rail class 90Remove |
|---|---|
| Length | 18.75 m |
| Wheelbase | 13.26 m |
| Rigid wheelbase | 3.28 m |
| Service weight | 84.5 t |
| Adhesive weight | 84.5 t |
| Axle load | 21.1 t |
Power
| Property | British Rail class 90Remove |
|---|---|
| Power source | electric - AC |
| Electric systems | 25.000 V 50 Hz |
| Continuous power | 3,729 kW (5,070 PS) |
| Top speed | 177 km/h |
| Starting effort | 258.0 kN |
Calculated values
| Property | British Rail class 90Remove |
|---|---|
| Factor of adhesion | 1 : 3.21 |
| Power-to-weight ratio | 44.1 kW/t |
| Adhesive weight/Total | 1 : 1.00 |
