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French Northern Railway No. 2.311 to 2.380
The numbers 2.311 to 2.380 were 4-4-0T tank locomotives built for light tramways in the territory of the Nord and the Nord-Belge. For their small size, they had a powerful boiler and around 70 percent of their service...
General
| Property | French Northern Railway No. 2.311 to 2.380Remove |
|---|---|
| Built | 1892-1896 |
| Manufacturers | SACM, Franco-Belge, Schneider, Fives-Lille |
| Wheel arrangement | 4-4-0T (American) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | French Northern Railway No. 2.311 to 2.380Remove |
|---|---|
| Length | 9.17 m |
| Wheelbase | 5.53 m |
| Rigid wheelbase | 1.85 m |
| Empty weight | 33.7 t |
| Service weight | 43.4 t |
| Adhesive weight | 30.3 t |
| Axle load | 15.2 t |
| Water capacity | 3,200 l |
| Fuel capacity | 2 t (coal) |
Boiler
| Property | French Northern Railway No. 2.311 to 2.380Remove |
|---|---|
| Grate area | 1.57 m² |
| Firebox surface | 7.8 m² |
| Tube heating surface | 77.24 m² |
| Evaporative heating surface | 85.04 m² |
| Total heating surface | 85.0 m² |
Power plant
| Property | French Northern Railway No. 2.311 to 2.380Remove |
|---|---|
| Driver diameter | 1,664 mm |
| Boiler pressure | 10 bar |
| Expansion type | simple expansion |
| Cylinders | two, 420 x 600 mm |
Power
| Property | French Northern Railway No. 2.311 to 2.380Remove |
|---|---|
| Power source | steam |
| Estimated power | 275 kW (374 PS) |
| Top speed | 80 km/h |
| Starting effort | 54.1 kN |
Calculated values
| Property | French Northern Railway No. 2.311 to 2.380Remove |
|---|---|
| Factor of adhesion | 1 : 5.50 |
| Optimal speed | 31 km/h |
| Power-to-weight ratio | 6.3 kW/t |
| Heating Surface Equivalent | 124.0 m² |
| Cylinder volume/HSE | 1 : 1,340.32 |
| Adhesive weight/Total | 1 : 1.43 |
| Tractive force/Heating surface | 1 : 13.28 |
| Grate area/Heating surface | 1 : 54.17 |
| Firebox/Tube surface | 1 : 9.90 |
