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German Reichsbahn class 01
The express locomotives of the class 01 were the first standard locomotives that the Reichsbahn purchased from 1925. These were two-cylinder Pacific locomotives. In contrast to the sister class 03 developed later, it ...
General
| Property | German Reichsbahn class 01 1926 prototypes |
|---|---|
| Built | 1926 |
| Manufacturers | AEG, BMAG, Borsig, Henschel, Hohenzollern, Krupp |
| Wheel arrangement | 4-6-2 (Pacific) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | German Reichsbahn class 01 1926 prototypes |
|---|---|
| Length | 23.05 m |
| Wheelbase | 12.00 m |
| Rigid wheelbase | 4.60 m |
| Service weight | 108.9 t |
| Adhesive weight | 59.2 t |
| Axle load | 20.2 t |
| Water capacity | 30,000 l |
| Fuel capacity | 10 t (coal) |
Boiler
| Property | German Reichsbahn class 01 1926 prototypes |
|---|---|
| Grate area | 4.41 m² |
| Firebox surface | 17 m² |
| Tube heating surface | 220.56 m² |
| Evaporative heating surface | 237.56 m² |
| Superheater surface | 100 m² |
| Total heating surface | 337.6 m² |
Power plant
| Property | German Reichsbahn class 01 1926 prototypes |
|---|---|
| Driver diameter | 2,000 mm |
| Boiler pressure | 16 bar |
| Expansion type | simple expansion |
| Cylinders | two, 600 x 660 mm |
Power
| Property | German Reichsbahn class 01 1926 prototypes |
|---|---|
| Power source | steam |
| Indicated power | 1,648 kW (2,241 PS) |
| Top speed | 120 km/h |
| Starting effort | 161.6 kN |
Calculated values
| Property | German Reichsbahn class 01 1926 prototypes |
|---|---|
| Factor of adhesion | 1 : 3.59 |
| Optimal speed | 63 km/h |
| Power-to-weight ratio | 15.1 kW/t |
| Heating Surface Equivalent | 522.6 m² |
| Cylinder volume/HSE | 1 : 714.22 |
| Adhesive weight/Total | 1 : 1.84 |
| Tractive force/Heating surface | 1 : 10.00 |
| Grate area/Heating surface | 1 : 76.54 |
| Firebox/Tube surface | 1 : 12.97 |
| Total/Superheater | 1 : 2.38 |
