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Upper-Italian Railway class 1200
For heavy service on mountain lines, the Upper-Italian Railway ordered eight-coupled locomotives from Sigl of Wiener Neustadt in 1872 which were similar to the Südbahn class 35. These replaced six-coupled locomotives ...
| Upper-Italian Railway class 1200Remove | |
|---|---|
| Variant | Standard |
| Built | 1873-1905 |
| Manufacturers | Ansaldo;Breda;Cockerill;Esslingen;Hawthorn-Guppy;Henschel;Maffei;MÁVAG;Miani;Napoli;Pietrarsa;StEG;Wiener Neustadt |
| Wheel arrangement | D |
| Gauge | 1435 mm |
| Length | 16320 mm |
| Service mass | 52700 kg |
| Top speed | 45 km/h |
| Power | |
| Engine |
General
| Property | Upper-Italian Railway class 1200 Standard Remove |
|---|---|
| Built | 1873-1905 |
| Manufacturers | Ansaldo, Breda, Cockerill, Esslingen, Hawthorn-Guppy, Henschel, Maffei, MÁVAG, Miani, Napoli, Pietrarsa, StEG, Wiener Neustadt |
| Wheel arrangement | 0-8-0 (Eight-coupled) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Upper-Italian Railway class 1200 Standard Remove |
|---|---|
| Length | 16.32 m |
| Wheelbase | 4.10 m |
| Total wheelbase | 10.02 m |
| Empty mass | 45.9 t |
| Service mass | 52.7 t |
| Adhesion mass | 52.7 t |
| Total mass | 79.3 t |
| Rigid wheelbase | 4.10 m |
| Axle load | 13.4 t |
| Water capacity | 9,000 l |
| Fuel capacity | 4 t (coal) |
Boiler
| Property | Upper-Italian Railway class 1200 Standard Remove |
|---|---|
| Grate area | 2.15 m² |
| Firebox surface | 10.7 m² |
| Tube heating surface | 163.48 m² |
| Evaporative heating surface | 174.18 m² |
| Total heating surface | 174.2 m² |
Power plant
| Property | Upper-Italian Railway class 1200 Standard Remove |
|---|---|
| Driver diameter | 1,220 mm |
| Boiler pressure | 9 bar |
| Expansion type | simple expansion |
| Cylinders | two, 530 x 610 mm |
Power
| Property | Upper-Italian Railway class 1200 Standard Remove |
|---|---|
| Power source | steam |
| Indicated power | 456 kW (620 PS) |
| Top speed | 45 km/h |
| Starting effort | 107.4 kN |
Calculated values
| Property | Upper-Italian Railway class 1200 Standard Remove |
|---|---|
| Factor of adhesion | 1 : 4.81 |
| Optimal speed | 26 km/h |
| Power-to-weight ratio | 8.7 kW/t |
| Heating Surface Equivalent | 227.7 m² |
| Cylinder volume/HSE | 1 : 1,182.16 |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 12.88 |
| Grate area/Heating surface | 1 : 81.01 |
| Firebox/Tube surface | 1 : 15.28 |
