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Great Western Railway Caesar class
Today, more than 100 GWR broad gauge freight locomotives, which originally belonged to different classes, are called the Caesar class. They all had the 0-6-0 wheel arrangement and were designed by Daniel Gooch and bui...
General
| Property | Great Western Railway Caesar class Pyracmon |
|---|---|
| Built | 1847-1849 |
| Manufacturers | Swindon |
| Wheel arrangement | 0-6-0 (Six-coupled) |
| Gauge | 2,140 mm (GWR broad gauge) |
Dimensions and weights
| Property | Great Western Railway Caesar class Pyracmon |
|---|---|
| Wheelbase | 4.67 m |
| Rigid wheelbase | 4.67 m |
| Service weight | 28.6 t |
| Adhesive weight | 28.6 t |
| Axle load | 10.3 t |
Boiler
| Property | Great Western Railway Caesar class Pyracmon |
|---|---|
| Grate area | 1.713 m² |
| Firebox surface | 11.272 m² |
| Tube heating surface | 115.355 m² |
| Evaporative heating surface | 126.627 m² |
| Total heating surface | 126.6 m² |
Power plant
| Property | Great Western Railway Caesar class Pyracmon |
|---|---|
| Driver diameter | 1,524 mm |
| Boiler pressure | 7.9 bar |
| Expansion type | simple expansion |
| Cylinders | two, 406 x 610 mm |
Power
| Property | Great Western Railway Caesar class Pyracmon |
|---|---|
| Power source | steam |
| Estimated power | 298 kW (405 PS) |
| Starting effort | 44.5 kN |
Calculated values
| Property | Great Western Railway Caesar class Pyracmon |
|---|---|
| Factor of adhesion | 1 : 6.30 |
| Optimal speed | 40 km/h |
| Power-to-weight ratio | 10.4 kW/t |
| Heating Surface Equivalent | 183.0 m² |
| Cylinder volume/HSE | 1 : 864.28 |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 7.34 |
| Grate area/Heating surface | 1 : 73.92 |
| Firebox/Tube surface | 1 : 10.23 |
