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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 | series d and e |
| Built | 1912 |
| Manufacturers | Maffei |
| Wheel arrangement | 2C1 |
| Gauge | 1435 mm |
| Length | 22095 mm |
| Service mass | 88500 kg |
| Top speed | 120 km/h |
| Power | |
| Engine |
General
| Property | Bavarian S 3/6series d and e |
|---|---|
| Built | 1912 |
| Manufacturers | Maffei |
| Wheel arrangement | 4-6-2 (Pacific) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Bavarian S 3/6series d and e |
|---|---|
| Length | 22.10 m |
| Length loco | 13.92 m |
| Wheelbase | 11.42 m |
| Empty mass | 80.5 t |
| Service mass | 88.5 t |
| Adhesion mass | 49 t |
| Rigid wheelbase | 4.16 m |
| Axle load | 16.4 t |
| Water capacity | 32,500 l |
| Fuel capacity | 10 t (coal) |
Boiler
| Property | Bavarian S 3/6series d and e |
|---|---|
| Grate area | 4.53 m² |
| Firebox surface | 14.62 m² |
| Tube heating surface | 203.8 m² |
| Evaporative heating surface | 218.42 m² |
| Superheater surface | 50 m² |
| Total heating surface | 268.4 m² |
Power plant
| Property | Bavarian S 3/6series d and e |
|---|---|
| Driver diameter | 2,000 mm |
| Boiler pressure | 15 bar |
| Expansion type | compound |
| Cylinders | four, HP: 425 x 610 mm and LP: 670 x 670 mm |
Power
| Property | Bavarian S 3/6series d and e |
|---|---|
| Power source | steam |
| Indicated power | 1,300 kW (1,768 PS) |
| Top speed | 120 km/h |
| Starting effort | 102.8 kN |
| Starting effort simple | 123.4 kN |
Calculated values
| Property | Bavarian S 3/6series d and e |
|---|---|
| Factor of adhesion | 1 : 4.68 |
| Optimal speed | 77 km/h |
| Power-to-weight ratio | 14.7 kW/t |
| Heating Surface Equivalent | 391.5 m² |
| Cylinder volume/HSE | 1 : 1,045.39 |
| Adhesive weight/Total | 1 : 1.81 |
| Tractive force/Heating surface | 1 : 8.00 |
| Grate area/Heating surface | 1 : 59.25 |
| Firebox/Tube surface | 1 : 13.94 |
| Total/Superheater | 1 : 4.37 |
