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Trans-Andes Railway No. 9 and 11
As an alternative to the eight class Z Kitson-Meyer rack locomotives , Maschinenfabrik Esslingen supplied these two locomotives. They had a front bogie with three carrying axles and three rack pinions for the Abt syst...
| Trans-Andes Railway No. 9 and 11Remove | |
|---|---|
| Variant | Standard |
| Built | 1908 |
| Manufacturers | Esslingen |
| Wheel arrangement | 3D zt |
| Gauge | 1000 mm |
| Length | |
| Service mass | 85050 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Trans-Andes Railway No. 9 and 11 Standard Remove |
|---|---|
| Built | 1908 |
| Manufacturers | Esslingen |
| Wheel arrangement | 6-8-0RT |
| Gauge | 1,000 mm |
Dimensions and weights
| Property | Trans-Andes Railway No. 9 and 11 Standard Remove |
|---|---|
| Empty mass | 66.1 t |
| Service mass | 85.1 t |
| Adhesion mass | 50.3 t |
| Rigid wheelbase | 3.50 m |
| Axle load | 12.8 t |
| Water capacity | 8,600 l |
| Fuel capacity | 3.5 t (coal) |
Boiler
| Property | Trans-Andes Railway No. 9 and 11 Standard Remove |
|---|---|
| Grate area | 3.28 m² |
| Firebox surface | 10.705 m² |
| Tube heating surface | 192.093 m² |
| Evaporative heating surface | 202.798 m² |
| Total heating surface | 202.8 m² |
Power plant
| Property | Trans-Andes Railway No. 9 and 11 Standard Remove |
|---|---|
| Driver diameter | 910 mm |
| Boiler pressure | 15 bar |
| Expansion type | compound |
| Cylinders | four, HP: 390 x 500 mm and LP: 540 x 450 mm |
Power
| Property | Trans-Andes Railway No. 9 and 11 Standard Remove |
|---|---|
| Power source | steam |
| Estimated power | 800 kW (1,088 PS) |
| Starting effort | 134.9 kN |
| Starting effort simple | 161.9 kN |
Calculated values
| Property | Trans-Andes Railway No. 9 and 11 Standard Remove |
|---|---|
| Factor of adhesion | 1 : 3.66 |
| Optimal speed | 37 km/h |
| Power-to-weight ratio | 9.4 kW/t |
| Heating Surface Equivalent | 256.3 m² |
| Cylinder volume/HSE | 1 : 868.12 |
| Adhesive weight/Total | 1 : 1.69 |
| Tractive force/Heating surface | 1 : 13.89 |
| Grate area/Heating surface | 1 : 61.83 |
| Firebox/Tube surface | 1 : 17.94 |
