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British Rail class 42
For the mountainous routes in Devon and Cornwall, the Western Region decided to purchase lighter diesel-hydraulic locomotives. Since Germany was the leader in this area, the technology of the V 200 of the Bundesbahn w...
| British Rail class 42Remove | |
|---|---|
| Variant | production |
| Built | 1958-1961 |
| Manufacturers | Swindon |
| Wheel arrangement | BB |
| Gauge | 1435 mm |
| Length | 18288 mm |
| Service mass | 79252 kg |
| Top speed | 145 km/h |
| Power | |
| Engine | Bristol Siddeley (Maybach) MD650 |
General
| Property | British Rail class 42production |
|---|---|
| Built | 1958-1961 |
| Manufacturers | Swindon |
| Wheel arrangement | B-B |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | British Rail class 42production |
|---|---|
| Length | 18.29 m |
| Wheelbase | 14.71 m |
| Service mass | 79.3 t |
| Adhesion mass | 79.3 t |
| Axle load | 19.8 t |
Power plant
| Property | British Rail class 42production |
|---|---|
| Engine | Bristol Siddeley (Maybach) MD650 |
| Engine type | 2x V12 diesel |
Power
| Property | British Rail class 42production |
|---|---|
| Power source | diesel-hydraulic |
| Indicated power | 1,693 kW (2,302 PS) |
| Top speed | 145 km/h |
| Starting effort | 214.4 kN |
Calculated values
| Property | British Rail class 42production |
|---|---|
| Factor of adhesion | 1 : 3.63 |
| Power-to-weight ratio | 21.4 kW/t |
| Adhesive weight/Total | 1 : 1.00 |
