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Western Australian Government Railways class E (1902)
The class E of 1902 was the first Pacific locomotive of the Western Australian Government Railways. It must not be confused with the class E double Fairlie of 1879 and the class E diesel of 1957. Its origin can be tra...
| Western Australian Government Railways class E (1902)Remove | |
|---|---|
| Variant | as built |
| Built | 1902-1903, 1911 |
| Manufacturers | Nasmyth, Wilson & Co.;Vulcan;North British |
| Wheel arrangement | 2C1 |
| Gauge | 1067 mm |
| Length | |
| Service mass | 52072 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Western Australian Government Railways class E (1902)as built |
|---|---|
| Built | 1902-1903, 1911 |
| Manufacturers | Nasmyth, Wilson & Co., Vulcan, North British |
| Wheel arrangement | 4-6-2 (Pacific) |
| Gauge | 1,067 mm |
Dimensions and weights
| Property | Western Australian Government Railways class E (1902)as built |
|---|---|
| Wheelbase | 8.28 m |
| Total wheelbase | 14.16 m |
| Service mass | 52.1 t |
| Adhesion mass | 38.3 t |
| Total mass | 79.8 t |
| Rigid wheelbase | 3.35 m |
| Axle load | 12.8 t |
| Water capacity | 10,001 l |
| Fuel capacity | 5.1 t (coal) |
Boiler
| Property | Western Australian Government Railways class E (1902)as built |
|---|---|
| Grate area | 1.788 m² |
| Firebox surface | 10.963 m² |
| Tube heating surface | 120.774 m² |
| Evaporative heating surface | 131.737 m² |
| Total heating surface | 131.7 m² |
Power plant
| Property | Western Australian Government Railways class E (1902)as built |
|---|---|
| Driver diameter | 1,372 mm |
| Boiler pressure | 12.4 bar |
| Expansion type | simple expansion |
| Cylinders | two, 432 x 584 mm |
Power
| Property | Western Australian Government Railways class E (1902)as built |
|---|---|
| Power source | steam |
| Estimated power | 559 kW (760 PS) |
| Starting effort | 83.8 kN |
Calculated values
| Property | Western Australian Government Railways class E (1902)as built |
|---|---|
| Factor of adhesion | 1 : 4.49 |
| Optimal speed | 40 km/h |
| Power-to-weight ratio | 10.7 kW/t |
| Heating Surface Equivalent | 186.6 m² |
| Cylinder volume/HSE | 1 : 917.16 |
| Adhesive weight/Total | 1 : 1.36 |
| Tractive force/Heating surface | 1 : 13.28 |
| Grate area/Heating surface | 1 : 73.68 |
| Firebox/Tube surface | 1 : 11.02 |
