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New South Wales class D50
Over a period from 1896 to 1916, the NSWGR received a total of 280 Consolidations of the class T524, designated D50 from 1924. They were described as a successful combination of the features of American and British lo...
| New South Wales class D50Remove | |
|---|---|
| Variant | superheated |
| Built | 1939 |
| Manufacturers | NSWGR |
| Wheel arrangement | 1D |
| Gauge | 1435 mm |
| Length | |
| Service mass | 72495 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | New South Wales class D50superheated |
|---|---|
| Built | 1939 |
| Manufacturers | NSWGR |
| Wheel arrangement | 2-8-0 (Consolidation) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | New South Wales class D50superheated |
|---|---|
| Wheelbase | 7.01 m |
| Service mass | 72.5 t |
| Adhesion mass | 65.5 t |
| Total mass | 137.5 t |
| Rigid wheelbase | 4.57 m |
| Axle load | 17.6 t |
| Water capacity | 18,003 l |
| Fuel capacity | 13.2 t (coal) |
Boiler
| Property | New South Wales class D50superheated |
|---|---|
| Grate area | 2.669 m² |
| Firebox surface | 16.63 m² |
| Tube heating surface | 146.23 m² |
| Evaporative heating surface | 162.859 m² |
| Superheater surface | 33.817 m² |
| Total heating surface | 196.7 m² |
Power plant
| Property | New South Wales class D50superheated |
|---|---|
| Driver diameter | 1,295 mm |
| Boiler pressure | 11 bar |
| Expansion type | simple expansion |
| Cylinders | two, 559 x 406 mm |
Power
| Property | New South Wales class D50superheated |
|---|---|
| Power source | steam |
| Estimated power | 820 kW (1,115 PS) |
| Starting effort | 91.9 kN |
Calculated values
| Property | New South Wales class D50superheated |
|---|---|
| Factor of adhesion | 1 : 6.99 |
| Optimal speed | 55 km/h |
| Power-to-weight ratio | 11.3 kW/t |
| Heating Surface Equivalent | 313.6 m² |
| Cylinder volume/HSE | 1 : 635.55 |
| Adhesive weight/Total | 1 : 1.11 |
| Tractive force/Heating surface | 1 : 9.75 |
| Grate area/Heating surface | 1 : 73.69 |
| Firebox/Tube surface | 1 : 8.79 |
| Total/Superheater | 1 : 4.82 |
