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Bavarian Gt 2x4/4
Around 1910 it had become clear that the existing locomotives were no longer able to haul heavy freight trains over the Bavarian ramps at sufficient speed. Despite two pusher locomotives, trains could often hardly go ...
| Bavarian Gt 2x4/4Remove | |
|---|---|
| Variant | 1925 rebuild |
| Built | 1925-1926 |
| Manufacturers | Maffei |
| Wheel arrangement | DD t ma |
| Gauge | 1435 mm |
| Length | 17701 mm |
| Service mass | 132300 kg |
| Top speed | 50 km/h |
| Power | |
| Engine |
General
| Property | Bavarian Gt 2x4/41925 rebuild |
|---|---|
| Built | 1925-1926 |
| Manufacturers | Maffei |
| Wheel arrangement | 0-8-8-0T |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Bavarian Gt 2x4/41925 rebuild |
|---|---|
| Length | 17.70 m |
| Wheelbase | 12.20 m |
| Empty mass | 106.5 t |
| Service mass | 132.3 t |
| Adhesion mass | 132.3 t |
| Rigid wheelbase | 4.50 m |
| Axle load | 16.7 t |
| Water capacity | 11,000 l |
| Fuel capacity | 4.5 t (coal) |
Boiler
| Property | Bavarian Gt 2x4/41925 rebuild |
|---|---|
| Grate area | 4.25 m² |
| Firebox surface | 14.65 m² |
| Tube heating surface | 200.43 m² |
| Evaporative heating surface | 215.08 m² |
| Superheater surface | 65.37 m² |
| Total heating surface | 280.5 m² |
Power plant
| Property | Bavarian Gt 2x4/41925 rebuild |
|---|---|
| Driver diameter | 1,216 mm |
| Boiler pressure | 15 bar |
| Expansion type | compound |
| Cylinders | four, HP: 600 x 640 mm and LP: 800 x 640 mm |
Power
| Property | Bavarian Gt 2x4/41925 rebuild |
|---|---|
| Power source | steam |
| Estimated power | 1,100 kW (1,496 PS) |
| Top speed | 50 km/h |
| Starting effort | 309.2 kN |
| Starting effort simple | 371.1 kN |
Calculated values
| Property | Bavarian Gt 2x4/41925 rebuild |
|---|---|
| Factor of adhesion | 1 : 4.20 |
| Optimal speed | 23 km/h |
| Power-to-weight ratio | 8.3 kW/t |
| Heating Surface Equivalent | 419.1 m² |
| Cylinder volume/HSE | 1 : 1,631.26 |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 23.03 |
| Grate area/Heating surface | 1 : 65.99 |
| Firebox/Tube surface | 1 : 13.68 |
| Total/Superheater | 1 : 3.29 |
