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South German Railway Company No. 104 and Alb Valley Railway No. 12s
In 1925, the Zell-Todtnau Railway in the southern Black Forest, operated by the SEG (Süddeutsche Eisenbahn-Gesellschaft), needed a more powerful freight locomotive. They ordered their No. 104 from Hanomag that was bas...
General
| Property | South German Railway Company No. 104 and Alb Valley Railway No. 12sRemove |
|---|---|
| Built | 1925, 1928 |
| Manufacturers | Hanomag |
| Wheel arrangement | 0-6-6-0T (Erie (Mallet)) |
| Gauge | 1,000 mm (Meter gauge) |
Dimensions and weights
| Property | South German Railway Company No. 104 and Alb Valley Railway No. 12sRemove |
|---|---|
| Length | 11.56 m |
| Wheelbase | 7.00 m |
| Rigid wheelbase | 2.50 m |
| Empty weight | 45 t |
| Service weight | 56.5 t |
| Adhesive weight | 56.5 t |
| Axle load | 9 t |
| Water capacity | 6,000 l |
| Fuel capacity | 1.5 t (coal) |
Boiler
| Property | South German Railway Company No. 104 and Alb Valley Railway No. 12sRemove |
|---|---|
| Grate area | 1.85 m² |
| Firebox surface | 7.38 m² |
| Tube heating surface | 73.8 m² |
| Evaporative heating surface | 81.18 m² |
| Total heating surface | 81.2 m² |
Power plant
| Property | South German Railway Company No. 104 and Alb Valley Railway No. 12sRemove |
|---|---|
| Driver diameter | 900 mm |
| Boiler pressure | 14 bar |
| Expansion type | compound |
| Cylinders | four, HP: 400 x 450 mm and LP: 620 x 450 mm |
Power
| Property | South German Railway Company No. 104 and Alb Valley Railway No. 12sRemove |
|---|---|
| Power source | steam |
| Indicated power | 430 kW (585 PS) |
| Top speed | 35 km/h |
| Starting effort | 134.4 kN |
| Starting effort simple | 161.3 kN |
Calculated values
| Property | South German Railway Company No. 104 and Alb Valley Railway No. 12sRemove |
|---|---|
| Factor of adhesion | 1 : 4.12 |
| Optimal speed | 19 km/h |
| Power-to-weight ratio | 7.6 kW/t |
| Heating Surface Equivalent | 118.1 m² |
| Cylinder volume/HSE | 1 : 2,108.36 |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 34.59 |
| Grate area/Heating surface | 1 : 43.88 |
| Firebox/Tube surface | 1 : 10.00 |
