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German Reichsbahn class 22, later class 39[h]10[/h]
To increase the steaming capacity of the class 39 or Prussian P 10, the East German Reichsbahn started a Reko program in 1958. 85 locomotives received a new boiler with combustion chamber and mixing feed water heater....
General
| Property | German Reichsbahn class 22, later class 39[h]10[/h]Remove |
|---|---|
| Built | 1958-1962 |
| Manufacturers | RAW Meiningen |
| Wheel arrangement | 2-8-2 (Mikado) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | German Reichsbahn class 22, later class 39[h]10[/h]Remove |
|---|---|
| Length | 23.70 m |
| Wheelbase | 12.15 m |
| Rigid wheelbase | 6.00 m |
| Total wheelbase | 20.07 m |
| Empty weight | 96.4 t |
| Service weight | 107.5 t |
| Adhesive weight | 74 t |
| Axle load | 18.7 t |
| Total weight | 180.4 t |
| Water capacity | 32,000 l |
| Fuel capacity | 10 t (coal) |
Boiler
| Property | German Reichsbahn class 22, later class 39[h]10[/h]Remove |
|---|---|
| Grate area | 4.23 m² |
| Firebox surface | 21.3 m² |
| Tube heating surface | 185 m² |
| Evaporative heating surface | 206.3 m² |
| Superheater surface | 83.8 m² |
| Total heating surface | 290.1 m² |
Power plant
| Property | German Reichsbahn class 22, later class 39[h]10[/h]Remove |
|---|---|
| Driver diameter | 1,750 mm |
| Boiler pressure | 16 bar |
| Expansion type | simple expansion |
| Cylinders | three, 520 x 660 mm |
Power
| Property | German Reichsbahn class 22, later class 39[h]10[/h]Remove |
|---|---|
| Power source | steam |
| Indicated power | 1,245 kW (1,693 PS) |
| Top speed | 110 km/h |
| Starting effort | 208.0 kN |
Calculated values
| Property | German Reichsbahn class 22, later class 39[h]10[/h]Remove |
|---|---|
| Factor of adhesion | 1 : 3.49 |
| Optimal speed | 37 km/h |
| Power-to-weight ratio | 11.6 kW/t |
| Heating Surface Equivalent | 480.4 m² |
| Cylinder volume/HSE | 1 : 875.30 |
| Adhesive weight/Total | 1 : 1.45 |
| Tractive force/Heating surface | 1 : 14.98 |
| Grate area/Heating surface | 1 : 68.58 |
| Firebox/Tube surface | 1 : 8.69 |
| Total/Superheater | 1 : 2.46 |
