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British Rail class 31 and Brush Traction type 2
The life of the class 31 actually began as the class 30, also known as the Brush Type 2. These locomotives used from October 1957 had six axles with four powered axles, fitted with a Mirlees JVS12T with 1,250 or 1,365...
| British Rail class 31 and Brush Traction type 2Remove | |
|---|---|
| Variant | as built |
| Built | 1957-1962 |
| Manufacturers | Brush Traction |
| Wheel arrangement | (A1A)(A1A) |
| Gauge | 1435 mm |
| Length | 17297 mm |
| Service mass | 108409 kg |
| Top speed | 129 km/h |
| Power | |
| Engine | Mirrlees JVS12T |
General
| Property | British Rail class 31 and Brush Traction type 2as built |
|---|---|
| Built | 1957-1962 |
| Manufacturers | Brush Traction |
| Wheel arrangement | A1A-A1A |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | British Rail class 31 and Brush Traction type 2as built |
|---|---|
| Length | 17.30 m |
| Wheelbase | 13.06 m |
| Service mass | 108.4 t |
| Adhesion mass | 74 t |
| Axle load | 18.5 t |
Power plant
| Property | British Rail class 31 and Brush Traction type 2as built |
|---|---|
| Engine | Mirrlees JVS12T |
| Engine type | V12 diesel |
Power
| Property | British Rail class 31 and Brush Traction type 2as built |
|---|---|
| Power source | diesel-electric |
| Indicated power | 932 kW (1,267 PS) |
| Top speed | 129 km/h |
| Starting effort | 159.7 kN |
Calculated values
| Property | British Rail class 31 and Brush Traction type 2as built |
|---|---|
| Factor of adhesion | 1 : 4.54 |
| Power-to-weight ratio | 8.6 kW/t |
| Adhesive weight/Total | 1 : 1.47 |
