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French Eastern Railway series 11, 11S and 11S bis No. 3501 to 3890
The locomotives of the Est with the numbers 3501 to 3890 are considered the most important French 4-6-0 passenger locomotives. They were sorted into power class 11 by the Est. These 390 locomotives were developed from...
General
| Property | French Eastern Railway series 11, 11S and 11S bis No. 3501 to 3890 series 11S, 11S bis 3691-3890 |
|---|---|
| Built | 1901-1912 |
| Manufacturers | Bâtignolles-Châtillon, Blanc-Misseron, Est, Fives-Lille, Franco-Belge, Hartmann, Henschel, Maffei, SACM, Schneider |
| Wheel arrangement | 4-6-0 (Ten-wheeler) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | French Eastern Railway series 11, 11S and 11S bis No. 3501 to 3890 series 11S, 11S bis 3691-3890 |
|---|---|
| Length | 18.84 m |
| Length loco | 11.21 m |
| Wheelbase | 8.15 m |
| Rigid wheelbase | 4.15 m |
| Empty weight | 71.6 t |
| Service weight | 78 t |
| Adhesive weight | 53.1 t |
| Axle load | 17.7 t |
| Water capacity | 22,000 l |
| Fuel capacity | 8 t (coal) |
Boiler
| Property | French Eastern Railway series 11, 11S and 11S bis No. 3501 to 3890 series 11S, 11S bis 3691-3890 |
|---|---|
| Grate area | 3.16 m² |
| Firebox surface | 16.23 m² |
| Tube heating surface | 142.63 m² |
| Evaporative heating surface | 158.86 m² |
| Superheater surface | 37.25 m² |
| Total heating surface | 196.1 m² |
Power plant
| Property | French Eastern Railway series 11, 11S and 11S bis No. 3501 to 3890 series 11S, 11S bis 3691-3890 |
|---|---|
| Driver diameter | 1,750 mm |
| Boiler pressure | 16 bar |
| Expansion type | compound |
| Cylinders | four, HP: 370 x 640 mm and LP: 550 x 640 mm |
Power
| Property | French Eastern Railway series 11, 11S and 11S bis No. 3501 to 3890 series 11S, 11S bis 3691-3890 |
|---|---|
| Power source | steam |
| Estimated power | 1,200 kW (1,632 PS) |
| Top speed | 110 km/h |
| Starting effort | 93.8 kN |
| Starting effort simple | 112.5 kN |
Calculated values
| Property | French Eastern Railway series 11, 11S and 11S bis No. 3501 to 3890 series 11S, 11S bis 3691-3890 |
|---|---|
| Factor of adhesion | 1 : 5.56 |
| Optimal speed | 79 km/h |
| Power-to-weight ratio | 15.4 kW/t |
| Heating Surface Equivalent | 314.5 m² |
| Cylinder volume/HSE | 1 : 921.05 |
| Adhesive weight/Total | 1 : 1.47 |
| Tractive force/Heating surface | 1 : 9.98 |
| Grate area/Heating surface | 1 : 62.06 |
| Firebox/Tube surface | 1 : 8.79 |
| Total/Superheater | 1 : 4.26 |
