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Paris-Orléans No. 265 to 390
After Victor Forquenot had created his first 2-4-2 express locomotives by adding a trailing axle to his 2-4-0, he ordered new locomotives of this wheel arrangement to be built in 1876. They were designed for lines wit...
General
| Property | Paris-Orléans No. 265 to 390Remove |
|---|---|
| Built | 1876-1884 |
| Manufacturers | SACM, Tours, Sharp, Stewart & Co., Saint-Léonard, Carels |
| Wheel arrangement | 2-4-2 (Columbia) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Paris-Orléans No. 265 to 390Remove |
|---|---|
| Wheelbase | 5.70 m |
| Rigid wheelbase | 2.10 m |
| Total wheelbase | 11.30 m |
| Service weight | 42.6 t |
| Adhesive weight | 25.4 t |
| Total weight | 67.6 t |
| Water capacity | 10,000 l |
| Fuel capacity | 3 t (coal) |
Boiler
| Property | Paris-Orléans No. 265 to 390Remove |
|---|---|
| Grate area | 1.62 m² |
| Firebox surface | 10.6 m² |
| Tube heating surface | 132.24 m² |
| Evaporative heating surface | 142.84 m² |
| Total heating surface | 142.8 m² |
Power plant
| Property | Paris-Orléans No. 265 to 390Remove |
|---|---|
| Driver diameter | 2,000 mm |
| Boiler pressure | 9 bar |
| Expansion type | simple expansion |
| Cylinders | two, 440 x 650 mm |
Power
| Property | Paris-Orléans No. 265 to 390Remove |
|---|---|
| Power source | steam |
| Estimated power | 400 kW (544 PS) |
| Starting effort | 48.1 kN |
Calculated values
| Property | Paris-Orléans No. 265 to 390Remove |
|---|---|
| Factor of adhesion | 1 : 5.18 |
| Optimal speed | 51 km/h |
| Power-to-weight ratio | 9.4 kW/t |
| Heating Surface Equivalent | 195.8 m² |
| Cylinder volume/HSE | 1 : 1,009.34 |
| Adhesive weight/Total | 1 : 1.68 |
| Tractive force/Heating surface | 1 : 7.04 |
| Grate area/Heating surface | 1 : 88.17 |
| Firebox/Tube surface | 1 : 12.48 |
