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Württemberg Tn
To cope with the ever heavier loads of freight trains on branch lines, tank locomotives with five coupled axles were already being used on other railways when the development of the class Tn was started in Württemberg...
| Württemberg TnRemove | |
|---|---|
| Variant | Standard |
| Built | 1921-1922 |
| Manufacturers | Esslingen |
| Wheel arrangement | E t |
| Gauge | 1435 mm |
| Length | 11030 mm |
| Service mass | 64350 kg |
| Top speed | 50 km/h |
| Power | |
| Engine |
General
| Property | Württemberg Tn Standard Remove |
|---|---|
| Built | 1921-1922 |
| Manufacturers | Esslingen |
| Wheel arrangement | 0-10-0T (Ten-coupled) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Württemberg Tn Standard Remove |
|---|---|
| Length | 11.03 m |
| Wheelbase | 5.16 m |
| Empty mass | 48.3 t |
| Service mass | 64.4 t |
| Adhesion mass | 64.4 t |
| Rigid wheelbase | 2.58 m |
| Axle load | 13 t |
| Water capacity | 8,000 l |
| Fuel capacity | 3 t (coal) |
Boiler
| Property | Württemberg Tn Standard Remove |
|---|---|
| Grate area | 1.97 m² |
| Firebox surface | 10.48 m² |
| Tube heating surface | 95.75 m² |
| Evaporative heating surface | 106.23 m² |
| Superheater surface | 57.2 m² |
| Total heating surface | 163.4 m² |
Power plant
| Property | Württemberg Tn Standard Remove |
|---|---|
| Driver diameter | 1,150 mm |
| Boiler pressure | 13 bar |
| Expansion type | simple expansion |
| Cylinders | two, 500 x 560 mm |
Power
| Property | Württemberg Tn Standard Remove |
|---|---|
| Power source | steam |
| Indicated power | 566 kW (770 PS) |
| Top speed | 50 km/h |
| Starting effort | 134.5 kN |
Calculated values
| Property | Württemberg Tn Standard Remove |
|---|---|
| Factor of adhesion | 1 : 4.69 |
| Optimal speed | 26 km/h |
| Power-to-weight ratio | 8.8 kW/t |
| Heating Surface Equivalent | 273.0 m² |
| Cylinder volume/HSE | 1 : 805.45 |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 17.19 |
| Grate area/Heating surface | 1 : 82.96 |
| Firebox/Tube surface | 1 : 9.14 |
| Total/Superheater | 1 : 1.86 |
