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German Federal Railway class 65
The second tank locomotive within the new construction program of the Bundesbahn was a locomotive with the 2-8-4T wheel arrangement, which was intended for passenger and freight trains on shorter distances within urba...
| German Federal Railway class 65Remove | |
|---|---|
| Variant | Standard |
| Built | 1951, 1955-1956 |
| Manufacturers | Krauss-Maffei |
| Wheel arrangement | 1D2 t |
| Gauge | 1435 mm |
| Length | 15475 mm |
| Service mass | 107600 kg |
| Top speed | 85 km/h |
| Power | |
| Engine |
General
| Property | German Federal Railway class 65 Standard Remove |
|---|---|
| Built | 1951, 1955-1956 |
| Manufacturers | Krauss-Maffei |
| Wheel arrangement | 2-8-4T (Berkshire) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | German Federal Railway class 65 Standard Remove |
|---|---|
| Length | 15.48 m |
| Wheelbase | 11.97 m |
| Empty mass | 81.2 t |
| Service mass | 107.6 t |
| Adhesion mass | 67.6 t |
| Rigid wheelbase | 5.25 m |
| Axle load | 16.9 t |
| Water capacity | 14,300 l |
| Fuel capacity | 4.8 t (coal) |
Boiler
| Property | German Federal Railway class 65 Standard Remove |
|---|---|
| Grate area | 2.67 m² |
| Firebox surface | 14.8 m² |
| Tube heating surface | 125.13 m² |
| Evaporative heating surface | 139.93 m² |
| Superheater surface | 62.9 m² |
| Total heating surface | 202.8 m² |
Power plant
| Property | German Federal Railway class 65 Standard Remove |
|---|---|
| Driver diameter | 1,500 mm |
| Boiler pressure | 14 bar |
| Expansion type | simple expansion |
| Cylinders | two, 570 x 660 mm |
Power
| Property | German Federal Railway class 65 Standard Remove |
|---|---|
| Power source | steam |
| Indicated power | 1,090 kW (1,482 PS) |
| Top speed | 85 km/h |
| Starting effort | 170.1 kN |
Calculated values
| Property | German Federal Railway class 65 Standard Remove |
|---|---|
| Factor of adhesion | 1 : 3.90 |
| Optimal speed | 39 km/h |
| Power-to-weight ratio | 10.1 kW/t |
| Heating Surface Equivalent | 339.7 m² |
| Cylinder volume/HSE | 1 : 991.47 |
| Adhesive weight/Total | 1 : 1.59 |
| Tractive force/Heating surface | 1 : 17.52 |
| Grate area/Heating surface | 1 : 75.97 |
| Firebox/Tube surface | 1 : 8.45 |
| Total/Superheater | 1 : 2.22 |
