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German Federal Railway class 66
The class 66 tank locomotive was developed as one of the last new-build steam locomotives of the Bundesbahn, of which only two were built in 1955. In its basic design, it corresponded to the class 65, but was smaller ...
| German Federal Railway class 66Remove | |
|---|---|
| Variant | Standard |
| Built | 1955 |
| Manufacturers | Henschel |
| Wheel arrangement | 1C2 t |
| Gauge | 1435 mm |
| Length | 14750 mm |
| Service mass | 93900 kg |
| Top speed | 100 km/h |
| Power | |
| Engine |
General
| Property | German Federal Railway class 66 Standard Remove |
|---|---|
| Built | 1955 |
| Manufacturers | Henschel |
| Wheel arrangement | 2-6-4T (Adriatic) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | German Federal Railway class 66 Standard Remove |
|---|---|
| Length | 14.75 m |
| Wheelbase | 11.05 m |
| Empty mass | 69.8 t |
| Service mass | 93.9 t |
| Adhesion mass | 47.1 t |
| Rigid wheelbase | 3.70 m |
| Axle load | 15.8 t |
| Water capacity | 14,000 l |
| Fuel capacity | 5 t (coal) |
Boiler
| Property | German Federal Railway class 66 Standard Remove |
|---|---|
| Grate area | 1.96 m² |
| Firebox surface | 11.4 m² |
| Tube heating surface | 76.07 m² |
| Evaporative heating surface | 87.47 m² |
| Superheater surface | 45.13 m² |
| Total heating surface | 132.6 m² |
Power plant
| Property | German Federal Railway class 66 Standard Remove |
|---|---|
| Driver diameter | 1,600 mm |
| Boiler pressure | 16 bar |
| Expansion type | simple expansion |
| Cylinders | two, 470 x 660 mm |
Power
| Property | German Federal Railway class 66 Standard Remove |
|---|---|
| Power source | steam |
| Indicated power | 861 kW (1,171 PS) |
| Top speed | 100 km/h |
| Starting effort | 123.9 kN |
Calculated values
| Property | German Federal Railway class 66 Standard Remove |
|---|---|
| Factor of adhesion | 1 : 3.73 |
| Optimal speed | 42 km/h |
| Power-to-weight ratio | 9.2 kW/t |
| Heating Surface Equivalent | 234.7 m² |
| Cylinder volume/HSE | 1 : 975.64 |
| Adhesive weight/Total | 1 : 1.99 |
| Tractive force/Heating surface | 1 : 19.52 |
| Grate area/Heating surface | 1 : 67.65 |
| Firebox/Tube surface | 1 : 6.67 |
| Total/Superheater | 1 : 1.94 |
