Data from M. A Mallet, " The Development of the Compound System in Locomotives," The Railroad and Engineering Journal, Vol LXV, No 5 (May 1891), pp. 202-204.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | unknown |
| Locobase ID | 11451 |
| Railroad | Departmental |
| Country | France |
| Whyte | 0-4-4-0T |
| Number in Class | 1 |
| Road Numbers | |
| Gauge | Metre |
| Number Built | 1 |
| Builder | Belfort |
| Year | 1887 |
| Valve Gear | various |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | 6.23 / 1.90 |
| Engine Wheelbase (ft / m) | 20.34 / 6.20 |
| Ratio of driving wheelbase to overall engine wheelbase | 0.31 |
| Overall Wheelbase (engine & tender) (ft / m) | 20.34 / 6.20 |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
| Weight on Drivers (lbs / kg) | 54,013 / 24,500 |
| Engine Weight (lbs / kg) | 54,013 / 24,500 |
| Tender Loaded Weight (lbs / kg) | |
| Total Engine and Tender Weight (lbs / kg) | |
| Tender Water Capacity (gals / ML) | 792 / 3 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 23 / 11.50 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 35.40 / 900 |
| Boiler Pressure (psi / kPa) | 169.70 / 1170 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 9.84" x 18.11" / 250x460 |
| Low Pressure Cylinders (dia x stroke) (in / mm) | 14.96" x 18.11" / 380x460 |
| Tractive Effort (lbs / kg) | 9975 / 4524.59 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 5.41 |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | |
| Flues (number - dia) (in / mm) | |
| Flue/Tube length (ft / m) | |
| Firebox Area (sq ft / m2) | 45.19 / 4.20 |
| Grate Area (sq ft / m2) | 8.61 / 0.80 |
| Evaporative Heating Surface (sq ft / m2) | 351 / 32.60 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 351 / 32.60 |
| Evaporative Heating Surface/Cylinder Volume | 220.20 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 1461 |
| Same as above plus superheater percentage | 1461 |
| Same as above but substitute firebox area for grate area | 7669 |
| Power L1 | 1568 |
| Power MT | 256.00 |