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Bernese Oberland Railway HG 3/3 No. 1-6
During the construction of the Bernese Oberland Railway (BOB), it was planned to purchase one type of adhesion locomotive for the less steep section and one type of purely rack locomotive for the steeper section. By t...
General
| Property | Bernese Oberland Railway HG 3/3 No. 1-6Remove |
|---|---|
| Built | 1890, 1893 |
| Manufacturers | SLM |
| Wheel arrangement | 0-6-0RT (Six-coupled) |
| Gauge | 1,000 mm (Meter gauge) |
Dimensions and weights
| Property | Bernese Oberland Railway HG 3/3 No. 1-6Remove |
|---|---|
| Length | 7.33 m |
| Wheelbase | 2.70 m |
| Rigid wheelbase | 2.70 m |
| Service weight | 28.5 t |
| Adhesive weight | 28.5 t |
| Water capacity | 2,500 l |
| Fuel capacity | 0.8 t (coal) |
Boiler
| Property | Bernese Oberland Railway HG 3/3 No. 1-6Remove |
|---|---|
| Grate area | 0.92 m² |
| Evaporative heating surface | 61 m² |
| Total heating surface | 61.0 m² |
Power plant
| Property | Bernese Oberland Railway HG 3/3 No. 1-6Remove |
|---|---|
| Driver diameter | 910 mm |
| Boiler pressure | 12 bar |
| Expansion type | simple expansion |
| Cylinders | four, 320 x 450 mm |
Power
| Property | Bernese Oberland Railway HG 3/3 No. 1-6Remove |
|---|---|
| Power source | steam |
| Estimated power | 170 kW (231 PS) |
| Top speed | 30 km/h |
| Starting effort | 103.3 kN |
Calculated values
| Property | Bernese Oberland Railway HG 3/3 No. 1-6Remove |
|---|---|
| Factor of adhesion | 1 : 2.71 |
| Optimal speed | 10 km/h |
| Power-to-weight ratio | 6.0 kW/t |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 35.37 |
| Grate area/Heating surface | 1 : 66.30 |
