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Paris-Orléans No. 5301 to 5490
In 1911, the PO ordered 2-8-2T tank locomotives from SLM in Switzerland for the transport of freight trains, but also passenger trains, on the steep lines in the Massif Central. They were based on a locomotive that ha...
General
| Property | Paris-Orléans No. 5301 to 5490 5381-5410 |
|---|---|
| Built | 1911-1922 |
| Manufacturers | SLM, Fives-Lille, Batignolles-Châtillon, North British, Schneider |
| Wheel arrangement | 2-8-2T (Mikado) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Paris-Orléans No. 5301 to 5490 5381-5410 |
|---|---|
| Length | 13.45 m |
| Wheelbase | 9.70 m |
| Rigid wheelbase | 1.50 m |
| Empty weight | 73.2 t |
| Service weight | 92.6 t |
| Adhesive weight | 67.4 t |
| Axle load | 17.9 t |
| Water capacity | 10,000 l |
| Fuel capacity | 5.5 t (coal) |
Boiler
| Property | Paris-Orléans No. 5301 to 5490 5381-5410 |
|---|---|
| Grate area | 2.73 m² |
| Firebox surface | 14.45 m² |
| Tube heating surface | 172.3 m² |
| Evaporative heating surface | 186.75 m² |
| Superheater surface | 41 m² |
| Total heating surface | 227.8 m² |
Power plant
| Property | Paris-Orléans No. 5301 to 5490 5381-5410 |
|---|---|
| Driver diameter | 1,400 mm |
| Boiler pressure | 13 bar |
| Expansion type | simple expansion |
| Cylinders | two, 600 x 650 mm |
Power
| Property | Paris-Orléans No. 5301 to 5490 5381-5410 |
|---|---|
| Power source | steam |
| Estimated power | 900 kW (1,224 PS) |
| Top speed | 70 km/h |
| Starting effort | 184.7 kN |
Calculated values
| Property | Paris-Orléans No. 5301 to 5490 5381-5410 |
|---|---|
| Factor of adhesion | 1 : 3.58 |
| Optimal speed | 31 km/h |
| Power-to-weight ratio | 9.7 kW/t |
| Heating Surface Equivalent | 341.0 m² |
| Cylinder volume/HSE | 1 : 1,077.91 |
| Adhesive weight/Total | 1 : 1.37 |
| Tractive force/Heating surface | 1 : 16.94 |
| Grate area/Heating surface | 1 : 83.42 |
| Firebox/Tube surface | 1 : 11.92 |
| Total/Superheater | 1 : 4.55 |
