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London & North Eastern classes V1 and V3
Gresley developed the V1 as a powerful tank locomotive for suburban lines. Its drive consisted of three cylinders cast in one piece. 82 V1 were built between 1930 and 1939, which were initially used in the Glasgow and...
General
| Property | London & North Eastern classes V1 and V3 Remove |
|---|---|
| Built | 1930-1939 |
| Manufacturers | Doncaster |
| Wheel arrangement | 2-6-2T (Prairie) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | London & North Eastern classes V1 and V3 Remove |
|---|---|
| Wheelbase | 9.83 m |
| Service weight | 58 t |
| Axle load | 19.6 t |
| Water capacity | 9,093 l |
| Fuel capacity | 4.1 t (coal) |
Boiler
| Property | London & North Eastern classes V1 and V3 Remove |
|---|---|
| Grate area | 2.044 m² |
| Firebox surface | 11.799 m² |
| Tube heating surface | 111.205 m² |
| Evaporative heating surface | 123.004 m² |
| Superheater surface | 26.384 m² |
| Total heating surface | 149.4 m² |
Power plant
| Property | London & North Eastern classes V1 and V3 Remove |
|---|---|
| Driver diameter | 1,727 mm |
| Boiler pressure | 12.4 bar |
| Expansion type | simple expansion |
| Cylinders | three, 406 x 660 mm |
Power
| Property | London & North Eastern classes V1 and V3 Remove |
|---|---|
| Power source | steam |
| Estimated power | 820 kW (1,115 PS) |
| Starting effort | 99.9 kN |
Calculated values
| Property | London & North Eastern classes V1 and V3 Remove |
|---|---|
| Optimal speed | 50 km/h |
| Power-to-weight ratio | 14.1 kW/t |
| Heating Surface Equivalent | 234.8 m² |
| Cylinder volume/HSE | 1 : 1,094.68 |
| Tractive force/Heating surface | 1 : 13.97 |
| Grate area/Heating surface | 1 : 73.09 |
| Firebox/Tube surface | 1 : 9.42 |
| Total/Superheater | 1 : 4.66 |
