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German Reichsbahn class 50[h]40[/h]
Even before the start of the reconstruction program, the Reichsbahn began procuring new freight locomotives to replace outdated Länderbahn locomotives and worn-out war locomotives. What was required was a locomotive w...
General
| Property | German Reichsbahn class 50[h]40[/h]Remove |
|---|---|
| Built | 1956-1960 |
| Manufacturers | LKM Babelsberg |
| Wheel arrangement | 2-10-0 (Decapod) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | German Reichsbahn class 50[h]40[/h]Remove |
|---|---|
| Length | 22.60 m |
| Wheelbase | 9.20 m |
| Rigid wheelbase | 3.30 m |
| Empty weight | 77.1 t |
| Service weight | 85.9 t |
| Adhesive weight | 73.4 t |
| Axle load | 14.7 t |
| Total weight | 149.4 t |
| Water capacity | 28,000 l |
| Fuel capacity | 10 t (coal) |
Boiler
| Property | German Reichsbahn class 50[h]40[/h]Remove |
|---|---|
| Grate area | 3.71 m² |
| Firebox surface | 17.9 m² |
| Tube heating surface | 141.7 m² |
| Evaporative heating surface | 159.6 m² |
| Superheater surface | 68.5 m² |
| Total heating surface | 228.1 m² |
Power plant
| Property | German Reichsbahn class 50[h]40[/h]Remove |
|---|---|
| Driver diameter | 1,400 mm |
| Boiler pressure | 16 bar |
| Expansion type | simple expansion |
| Cylinders | two, 600 x 660 mm |
Power
| Property | German Reichsbahn class 50[h]40[/h]Remove |
|---|---|
| Power source | steam |
| Indicated power | 1,294 kW (1,759 PS) |
| Top speed | 80 km/h |
| Starting effort | 230.8 kN |
Calculated values
| Property | German Reichsbahn class 50[h]40[/h]Remove |
|---|---|
| Factor of adhesion | 1 : 3.12 |
| Optimal speed | 34 km/h |
| Power-to-weight ratio | 15.1 kW/t |
| Heating Surface Equivalent | 386.1 m² |
| Cylinder volume/HSE | 1 : 966.64 |
| Adhesive weight/Total | 1 : 1.17 |
| Tractive force/Heating surface | 1 : 21.13 |
| Grate area/Heating surface | 1 : 61.48 |
| Firebox/Tube surface | 1 : 7.92 |
| Total/Superheater | 1 : 2.33 |
