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South Australian class H
The class H was a 4-4-0 goods locomotive designed for work on the line between Roseworthy and Burra-Burra that was limited to light axle loads . It used the same boiler as the 2-4-0 of the class C, but had less load o...
General
| Property | South Australian class HRemove |
|---|---|
| Built | 1870-1877 |
| Manufacturers | Robert Stephenson & Co. |
| Wheel arrangement | 4-4-0 (American) |
| Gauge | 1,600 mm (Irish broad gauge) |
Dimensions and weights
| Property | South Australian class HRemove |
|---|---|
| Length | 13.56 m |
| Wheelbase | 5.49 m |
| Rigid wheelbase | 2.29 m |
| Service weight | 26.6 t |
| Adhesive weight | 17.9 t |
| Axle load | 8.9 t |
| Total weight | 44.7 t |
| Water capacity | 4,819 l |
| Fuel capacity | 3.8 t (coal) |
Boiler
| Property | South Australian class HRemove |
|---|---|
| Grate area | 1.18 m² |
| Firebox surface | 6.791 m² |
| Tube heating surface | 72.52 m² |
| Evaporative heating surface | 79.311 m² |
| Total heating surface | 79.3 m² |
Power plant
| Property | South Australian class HRemove |
|---|---|
| Driver diameter | 1,372 mm |
| Boiler pressure | 9 bar |
| Expansion type | simple expansion |
| Cylinders | two, 356 x 508 mm |
Power
| Property | South Australian class HRemove |
|---|---|
| Power source | steam |
| Estimated power | 168 kW (228 PS) |
| Starting effort | 35.7 kN |
Calculated values
| Property | South Australian class HRemove |
|---|---|
| Factor of adhesion | 1 : 4.92 |
| Optimal speed | 29 km/h |
| Power-to-weight ratio | 6.3 kW/t |
| Heating Surface Equivalent | 113.3 m² |
| Cylinder volume/HSE | 1 : 890.86 |
| Adhesive weight/Total | 1 : 1.49 |
| Tractive force/Heating surface | 1 : 9.40 |
| Grate area/Heating surface | 1 : 67.21 |
| Firebox/Tube surface | 1 : 10.68 |
