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London, Brighton & South Coast classes B2, B2s and B3
The London, Brighton & South Coast Railway had relatively light express trains on the London to Portsmouth line, which were still pulled by Singles in the early 1890s. Since these had reached their limits, Robert Bill...
General
| Property | London, Brighton & South Coast classes B2, B2s and B3 rebuilt B2x |
|---|---|
| Built | 1907-1916 |
| Manufacturers | Brighton |
| Wheel arrangement | 4-4-0 (American) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | London, Brighton & South Coast classes B2, B2s and B3 rebuilt B2x |
|---|---|
| Wheelbase | 5.35 m |
| Rigid wheelbase | 2.67 m |
| Service weight | 47.6 t |
| Adhesive weight | 31.3 t |
| Axle load | 17.1 t |
| Total weight | 74.7 t |
| Water capacity | 11,818 l |
| Fuel capacity | 4.1 t (coal) |
Boiler
| Property | London, Brighton & South Coast classes B2, B2s and B3 rebuilt B2x |
|---|---|
| Grate area | 1.732 m² |
| Firebox surface | 9.408 m² |
| Tube heating surface | 109.972 m² |
| Evaporative heating surface | 119.381 m² |
| Total heating surface | 119.4 m² |
Power plant
| Property | London, Brighton & South Coast classes B2, B2s and B3 rebuilt B2x |
|---|---|
| Driver diameter | 2,057 mm |
| Boiler pressure | 11.7 bar |
| Expansion type | simple expansion |
| Cylinders | two, 457 x 660 mm |
Power
| Property | London, Brighton & South Coast classes B2, B2s and B3 rebuilt B2x |
|---|---|
| Power source | steam |
| Estimated power | 503 kW (684 PS) |
| Starting effort | 66.8 kN |
Calculated values
| Property | London, Brighton & South Coast classes B2, B2s and B3 rebuilt B2x |
|---|---|
| Factor of adhesion | 1 : 4.59 |
| Optimal speed | 47 km/h |
| Power-to-weight ratio | 10.6 kW/t |
| Heating Surface Equivalent | 166.4 m² |
| Cylinder volume/HSE | 1 : 1,302.97 |
| Adhesive weight/Total | 1 : 1.52 |
| Tractive force/Heating surface | 1 : 11.69 |
| Grate area/Heating surface | 1 : 68.93 |
| Firebox/Tube surface | 1 : 11.69 |
