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Bavarian S 3/6
The Bavarian S 3/6, later designated as the class 18[h]4-5[/h], was probably one of the best-known express steam locomotives in Germany. Developed by the Munich company Maffei, it was not only procured by the Royal Ba...
| Bavarian S 3/6Remove | |
|---|---|
| Variant | |
| Built | 1923-1924 |
| Manufacturers | Maffei |
| Wheel arrangement | 2C1 |
| Gauge | 1435 mm |
| Length | 21317 mm |
| Service mass | 94000 kg |
| Top speed | 120 km/h |
| Power | |
| Engine |
General
| Property | Bavarian S 3/6Remove |
|---|---|
| Built | 1923-1924 |
| Manufacturers | Maffei |
| Wheel arrangement | 4-6-2 (Pacific) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Bavarian S 3/6Remove |
|---|---|
| Length | 21.32 m |
| Wheelbase | 11.19 m |
| Service mass | 94 t |
| Adhesion mass | 52.7 t |
| Rigid wheelbase | 4.16 m |
| Axle load | 17.9 t |
| Water capacity | 26,200 l |
| Fuel capacity | 9 t (coal) |
Boiler
| Property | Bavarian S 3/6Remove |
|---|---|
| Grate area | 4.53 m² |
| Firebox surface | 14.6 m² |
| Tube heating surface | 197.4 m² |
| Evaporative heating surface | 212 m² |
| Superheater surface | 74.16 m² |
| Total heating surface | 286.2 m² |
Power plant
| Property | Bavarian S 3/6Remove |
|---|---|
| Driver diameter | 1,870 mm |
| Boiler pressure | 16 bar |
| Expansion type | compound |
| Cylinders | four, HP: 425 x 610 mm and LP: 670 x 670 mm |
Power
| Property | Bavarian S 3/6Remove |
|---|---|
| Power source | steam |
| Indicated power | 1,350 kW (1,835 PS) |
| Top speed | 120 km/h |
| Starting effort | 117.3 kN |
| Starting effort simple | 140.8 kN |
Calculated values
| Property | Bavarian S 3/6Remove |
|---|---|
| Factor of adhesion | 1 : 4.41 |
| Optimal speed | 71 km/h |
| Power-to-weight ratio | 14.4 kW/t |
| Heating Surface Equivalent | 433.3 m² |
| Cylinder volume/HSE | 1 : 944.55 |
| Adhesive weight/Total | 1 : 1.78 |
| Tractive force/Heating surface | 1 : 8.56 |
| Grate area/Heating surface | 1 : 63.17 |
| Firebox/Tube surface | 1 : 13.52 |
| Total/Superheater | 1 : 2.86 |
