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Palatinate Railways P 3[h]I[/h]
The P 3[h]I[/h] was an express locomotive whose special features were the unusual combination of inner and outer frames and internal cylinders. The locomotives had the wheel arrangement 4-4-2 and were initially powere...
General
| Property | Palatinate Railways P 3[h]I[/h]Remove |
|---|---|
| Built | 1898-1899, 1904 |
| Manufacturers | Krauss |
| Wheel arrangement | 4-4-2 (Atlantic) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Palatinate Railways P 3[h]I[/h]Remove |
|---|---|
| Length | 19.07 m |
| Wheelbase | 8.70 m |
| Rigid wheelbase | 2.05 m |
| Service weight | 59.6 t |
| Adhesive weight | 30 t |
| Axle load | 15 t |
| Water capacity | 16,000 l |
| Fuel capacity | 6 t (coal) |
Boiler
| Property | Palatinate Railways P 3[h]I[/h]Remove |
|---|---|
| Grate area | 2.81 m² |
| Firebox surface | 10.93 m² |
| Tube heating surface | 180.34 m² |
| Evaporative heating surface | 191.27 m² |
| Total heating surface | 191.3 m² |
Power plant
| Property | Palatinate Railways P 3[h]I[/h]Remove |
|---|---|
| Driver diameter | 1,980 mm |
| Boiler pressure | 13 bar |
| Expansion type | simple expansion |
| Cylinders | two, 490 x 570 mm |
Power
| Property | Palatinate Railways P 3[h]I[/h]Remove |
|---|---|
| Power source | steam |
| Estimated power | 750 kW (1,020 PS) |
| Top speed | 100 km/h |
| Starting effort | 76.4 kN |
Calculated values
| Property | Palatinate Railways P 3[h]I[/h]Remove |
|---|---|
| Factor of adhesion | 1 : 3.85 |
| Optimal speed | 60 km/h |
| Power-to-weight ratio | 12.6 kW/t |
| Heating Surface Equivalent | 245.9 m² |
| Cylinder volume/HSE | 1 : 874.16 |
| Adhesive weight/Total | 1 : 1.99 |
| Tractive force/Heating surface | 1 : 8.34 |
| Grate area/Heating surface | 1 : 68.07 |
| Firebox/Tube surface | 1 : 16.50 |
