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German Reichsbahn class 05
In addition to the tank locomotives of the class 61, the need for more powerful express locomotives was also recognized in order to be able to transport regular, heavier express trains at higher speeds. A tender follo...
| German Reichsbahn class 05Remove | |
|---|---|
| Variant | |
| Built | 1935 |
| Manufacturers | Borsig |
| Wheel arrangement | 2C2 |
| Gauge | 1435 mm |
| Length | 26265 mm |
| Service mass | 126700 kg |
| Top speed | 175 km/h |
| Power | |
| Engine |
General
| Property | German Reichsbahn class 05Remove |
|---|---|
| Built | 1935 |
| Manufacturers | Borsig |
| Wheel arrangement | 4-6-4 (Hudson) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | German Reichsbahn class 05Remove |
|---|---|
| Length | 26.27 m |
| Wheelbase | 13.90 m |
| Total wheelbase | 5.10 m |
| Empty mass | 114.8 t |
| Service mass | 126.7 t |
| Adhesion mass | 56.4 t |
| Rigid wheelbase | 22.07 m |
| Axle load | 18.8 t |
| Water capacity | 37,000 l |
| Fuel capacity | 10 t (coal) |
Boiler
| Property | German Reichsbahn class 05Remove |
|---|---|
| Grate area | 4.71 m² |
| Firebox surface | 18.5 m² |
| Tube heating surface | 237.5 m² |
| Evaporative heating surface | 256 m² |
| Superheater surface | 90 m² |
| Total heating surface | 346.0 m² |
Power plant
| Property | German Reichsbahn class 05Remove |
|---|---|
| Driver diameter | 2,300 mm |
| Boiler pressure | 20 bar |
| Expansion type | simple expansion |
| Cylinders | three, 450 x 660 mm |
Power
| Property | German Reichsbahn class 05Remove |
|---|---|
| Power source | steam |
| Indicated power | 2,500 kW (3,399 PS) |
| Top speed | 175 km/h |
| Starting effort | 148.2 kN |
Calculated values
| Property | German Reichsbahn class 05Remove |
|---|---|
| Factor of adhesion | 1 : 3.73 |
| Optimal speed | 103 km/h |
| Power-to-weight ratio | 19.7 kW/t |
| Heating Surface Equivalent | 528.5 m² |
| Cylinder volume/HSE | 1 : 595.85 |
| Adhesive weight/Total | 1 : 2.25 |
| Tractive force/Heating surface | 1 : 8.94 |
| Grate area/Heating surface | 1 : 73.46 |
| Firebox/Tube surface | 1 : 12.84 |
| Total/Superheater | 1 : 2.84 |
