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German Reichsbahn class 85
Since the conversion of the Höllentalbahn to adhesion operation was planned in the 1930s, a powerful tank locomotive with a high adhesive weight was required. This had to be able to haul the same loads as previous rac...
| German Reichsbahn class 85Remove | |
|---|---|
| Variant | Standard |
| Built | 1932-1933 |
| Manufacturers | Henschel |
| Wheel arrangement | 1E1 t |
| Gauge | 1435 mm |
| Length | 16300 mm |
| Service mass | 133600 kg |
| Top speed | 80 km/h |
| Power | |
| Engine |
General
| Property | German Reichsbahn class 85 Standard Remove |
|---|---|
| Built | 1932-1933 |
| Manufacturers | Henschel |
| Wheel arrangement | 2-10-2T (Santa Fé) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | German Reichsbahn class 85 Standard Remove |
|---|---|
| Length | 16.30 m |
| Wheelbase | 12.50 m |
| Empty mass | 107.5 t |
| Service mass | 133.6 t |
| Adhesion mass | 99.7 t |
| Axle load | 20.1 t |
| Water capacity | 14,000 l |
| Fuel capacity | 4.5 t (coal) |
Boiler
| Property | German Reichsbahn class 85 Standard Remove |
|---|---|
| Grate area | 3.55 m² |
| Firebox surface | 15 m² |
| Tube heating surface | 180.31 m² |
| Evaporative heating surface | 195.31 m² |
| Superheater surface | 72.5 m² |
| Total heating surface | 267.8 m² |
Power plant
| Property | German Reichsbahn class 85 Standard Remove |
|---|---|
| Driver diameter | 1,400 mm |
| Boiler pressure | 14 bar |
| Expansion type | simple expansion |
| Cylinders | three, 600 x 660 mm |
Power
| Property | German Reichsbahn class 85 Standard Remove |
|---|---|
| Power source | steam |
| Indicated power | 1,103 kW (1,500 PS) |
| Top speed | 80 km/h |
| Starting effort | 302.9 kN |
Calculated values
| Property | German Reichsbahn class 85 Standard Remove |
|---|---|
| Factor of adhesion | 1 : 3.23 |
| Optimal speed | 23 km/h |
| Power-to-weight ratio | 8.3 kW/t |
| Heating Surface Equivalent | 415.3 m² |
| Cylinder volume/HSE | 1 : 1,347.99 |
| Adhesive weight/Total | 1 : 1.34 |
| Tractive force/Heating surface | 1 : 23.63 |
| Grate area/Heating surface | 1 : 75.44 |
| Firebox/Tube surface | 1 : 12.02 |
| Total/Superheater | 1 : 2.69 |
