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Bavarian B XI
Shortly after the express locomotives of type X were put into service, it was noticed that the power could not be further increased while maintaining the 2-4-0 wheel arrangement. For this reason, a new locomotive was ...
General
| Property | Bavarian B XI No. 1201-1239 |
|---|---|
| Built | 1892-1893 |
| Manufacturers | Maffei, Krauss |
| Wheel arrangement | 4-4-0 (American) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Bavarian B XI No. 1201-1239 |
|---|---|
| Length | 15.98 m |
| Wheelbase | 6.67 m |
| Rigid wheelbase | 2.55 m |
| Service weight | 50.4 t |
| Adhesive weight | 28.5 t |
| Axle load | 14.3 t |
| Total weight | 86.4 t |
| Water capacity | 14,500 l |
| Fuel capacity | 6 t (coal) |
Boiler
| Property | Bavarian B XI No. 1201-1239 |
|---|---|
| Grate area | 2.24 m² |
| Evaporative heating surface | 116.2 m² |
| Total heating surface | 116.2 m² |
Power plant
| Property | Bavarian B XI No. 1201-1239 |
|---|---|
| Driver diameter | 1,870 mm |
| Boiler pressure | 12 bar |
| Expansion type | compound |
| Cylinders | two, 430 x 610 mm |
Power
| Property | Bavarian B XI No. 1201-1239 |
|---|---|
| Power source | steam |
| Estimated power | 450 kW (612 PS) |
| Top speed | 90 km/h |
| Starting effort | 61.5 kN |
| Starting effort simple | 73.8 kN |
Calculated values
| Property | Bavarian B XI No. 1201-1239 |
|---|---|
| Factor of adhesion | 1 : 4.54 |
| Optimal speed | 45 km/h |
| Power-to-weight ratio | 8.9 kW/t |
| Adhesive weight/Total | 1 : 1.77 |
| Tractive force/Heating surface | 1 : 11.06 |
| Grate area/Heating surface | 1 : 51.88 |
