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French State Railway 141 P
The 141 P was designed shortly after the founding of the SNCF as a powerful, fast mixed-traffic locomotive that was desperately needed. It was based on the PLM Mikados No. 1 to 680, but had been considerably reworked ...
General
| Property | French State Railway 141 PRemove |
|---|---|
| Built | 1942-1952 |
| Manufacturers | Homécourt, Schneider, Franco-Belge, Blanc-Missero, Batignolles-Châtillon, Fives-Lille, SACM |
| Wheel arrangement | 2-8-2 (Mikado) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | French State Railway 141 PRemove |
|---|---|
| Length | 23.72 m |
| Length loco | 13.78 m |
| Empty weight | 95.9 t |
| Service weight | 111.7 t |
| Adhesive weight | 75.6 t |
| Axle load | 18.9 t |
| Total weight | 196.5 t |
| Water capacity | 34,000 l |
| Fuel capacity | 12 t (coal) |
Boiler
| Property | French State Railway 141 PRemove |
|---|---|
| Grate area | 4.28 m² |
| Firebox surface | 15.71 m² |
| Tube heating surface | 186.8 m² |
| Evaporative heating surface | 202.51 m² |
| Superheater surface | 97.03 m² |
| Total heating surface | 299.5 m² |
Power plant
| Property | French State Railway 141 PRemove |
|---|---|
| Driver diameter | 1,650 mm |
| Boiler pressure | 20 bar |
| Expansion type | compound |
| Cylinders | four, HP: 410 x 700 mm and LP: 640 x 700 mm |
Power
| Property | French State Railway 141 PRemove |
|---|---|
| Power source | steam |
| Indicated power | 2,868 kW (3,899 PS) |
| Top speed | 105 km/h |
| Starting effort | 171.9 kN |
| Starting effort simple | 206.3 kN |
Calculated values
| Property | French State Railway 141 PRemove |
|---|---|
| Factor of adhesion | 1 : 4.31 |
| Optimal speed | 101 km/h |
| Power-to-weight ratio | 25.7 kW/t |
| Heating Surface Equivalent | 475.1 m² |
| Cylinder volume/HSE | 1 : 862.99 |
| Adhesive weight/Total | 1 : 1.48 |
| Tractive force/Heating surface | 1 : 11.99 |
| Grate area/Heating surface | 1 : 69.99 |
| Firebox/Tube surface | 1 : 11.89 |
| Total/Superheater | 1 : 2.09 |
