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Baden VII d
After decades of procurement of the six-coupled freight locomotive of class VII a (previously X d), the Karlsruhe mechanical engineering company developed the VII d as a successor model. In line with the general trend...
| Baden VII dRemove | |
|---|---|
| Variant | 1893 variant |
| Built | 1893-1902 |
| Manufacturers | MBG Karlsruhe;Maffei;Esslingen |
| Wheel arrangement | C |
| Gauge | 1435 mm |
| Length | 14794 mm |
| Service mass | 43800 kg |
| Top speed | 45 km/h |
| Power | |
| Engine |
General
| Property | Baden VII d1893 variant |
|---|---|
| Built | 1893-1902 |
| Manufacturers | MBG Karlsruhe, Maffei, Esslingen |
| Wheel arrangement | 0-6-0 (Six-coupled) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Baden VII d1893 variant |
|---|---|
| Length | 14.79 m |
| Wheelbase | 3.45 m |
| Empty mass | 38.3 t |
| Service mass | 43.8 t |
| Adhesion mass | 43.8 t |
| Rigid wheelbase | 3.45 m |
| Axle load | 14.6 t |
| Water capacity | 8,000 l |
| Fuel capacity | 4 t (coal) |
Boiler
| Property | Baden VII d1893 variant |
|---|---|
| Grate area | 1.45 m² |
| Firebox surface | 7.52 m² |
| Tube heating surface | 113.7 m² |
| Evaporative heating surface | 121.22 m² |
| Total heating surface | 121.2 m² |
Power plant
| Property | Baden VII d1893 variant |
|---|---|
| Driver diameter | 1,262 mm |
| Boiler pressure | 12 bar |
| Expansion type | compound |
| Cylinders | two, HP: 500 x 635 mm and LP: 700 x 635 mm |
Power
| Property | Baden VII d1893 variant |
|---|---|
| Power source | steam |
| Estimated power | 320 kW (435 PS) |
| Top speed | 45 km/h |
| Starting effort | 85.0 kN |
| Starting effort simple | 102.0 kN |
Calculated values
| Property | Baden VII d1893 variant |
|---|---|
| Factor of adhesion | 1 : 5.06 |
| Optimal speed | 23 km/h |
| Power-to-weight ratio | 7.3 kW/t |
| Heating Surface Equivalent | 158.8 m² |
| Cylinder volume/HSE | 1 : 1,554.40 |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 14.64 |
| Grate area/Heating surface | 1 : 83.60 |
| Firebox/Tube surface | 1 : 15.12 |
