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Victorian Railways class A[h]2[/h]
With the class A[h]2[/h], the Victorian Railways introduced the first class of steam locomotives from 1907, which they had developed themselves and which were also built in their own workshops. The first series of 125...
| Victorian Railways class A[h]2[/h]Remove | |
|---|---|
| Variant | rebuilt oil-fired |
| Built | ab 1946 |
| Manufacturers | Newport;Ballarat North;Bendigo |
| Wheel arrangement | 2C |
| Gauge | 1600 mm |
| Length | 19298 mm |
| Service mass | 74172 kg |
| Top speed | 113 km/h |
| Power | |
| Engine |
General
| Property | Victorian Railways class A[h]2[/h]rebuilt oil-fired |
|---|---|
| Built | ab 1946 |
| Manufacturers | Newport, Ballarat North, Bendigo |
| Wheel arrangement | 4-6-0 (Ten-wheeler) |
| Gauge | 1,600 mm |
Dimensions and weights
| Property | Victorian Railways class A[h]2[/h]rebuilt oil-fired |
|---|---|
| Length | 19.30 m |
| Wheelbase | 8.13 m |
| Total wheelbase | 19.38 m |
| Service mass | 74.2 t |
| Adhesion mass | 54.9 t |
| Total mass | 117.9 t |
| Rigid wheelbase | 4.06 m |
| Axle load | 18.3 t |
| Water capacity | 21,365 l |
| Fuel capacity | 6,818 l (oil) |
Boiler
| Property | Victorian Railways class A[h]2[/h]rebuilt oil-fired |
|---|---|
| Grate area | 2.973 m² |
| Firebox surface | 16.072 m² |
| Tube heating surface | 158.121 m² |
| Evaporative heating surface | 174.193 m² |
| Superheater surface | 34.839 m² |
| Total heating surface | 209.0 m² |
Power plant
| Property | Victorian Railways class A[h]2[/h]rebuilt oil-fired |
|---|---|
| Driver diameter | 1,854 mm |
| Boiler pressure | 12.8 bar |
| Expansion type | simple expansion |
| Cylinders | two, 559 x 660 mm |
Power
| Property | Victorian Railways class A[h]2[/h]rebuilt oil-fired |
|---|---|
| Power source | steam |
| Estimated power | 1,193 kW (1,622 PS) |
| Top speed | 113 km/h |
| Starting effort | 120.6 kN |
Calculated values
| Property | Victorian Railways class A[h]2[/h]rebuilt oil-fired |
|---|---|
| Factor of adhesion | 1 : 4.46 |
| Optimal speed | 61 km/h |
| Power-to-weight ratio | 16.1 kW/t |
| Heating Surface Equivalent | 324.2 m² |
| Cylinder volume/HSE | 1 : 999.05 |
| Adhesive weight/Total | 1 : 1.35 |
| Tractive force/Heating surface | 1 : 12.05 |
| Grate area/Heating surface | 1 : 70.31 |
| Firebox/Tube surface | 1 : 9.84 |
| Total/Superheater | 1 : 5.00 |
