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Florida East Coast class 401
Of the three classes of 4-8-2 locomotives the Florida East Coast had procured in the twenties, the class 401 was the biggest in numbers with 52 delivered by ALCO-Schenectady between 1924 and 1926. Although they were l...
General
| Property | Florida East Coast class 401Remove |
|---|---|
| Built | 1924-1926 |
| Manufacturers | ALCO |
| Wheel arrangement | 4-8-2 (Mountain) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Florida East Coast class 401Remove |
|---|---|
| Wheelbase | 12.85 m |
| Rigid wheelbase | 5.97 m |
| Total wheelbase | 23.47 m |
| Service weight | 148.3 t |
| Adhesive weight | 98.4 t |
| Axle load | 24.8 t |
| Total weight | 239.3 t |
| Water capacity | 37,854 l |
| Fuel capacity | 15,142 l (oil) |
Boiler
| Property | Florida East Coast class 401Remove |
|---|---|
| Grate area | 6.203 m² |
| Firebox surface | 33.91 m² |
| Tube heating surface | 324.418 m² |
| Evaporative heating surface | 358.327 m² |
| Superheater surface | 92.717 m² |
| Total heating surface | 451.0 m² |
Power plant
| Property | Florida East Coast class 401Remove |
|---|---|
| Driver diameter | 1,854 mm |
| Boiler pressure | 13.8 bar |
| Expansion type | simple expansion |
| Cylinders | two, 660 x 711 mm |
Power
| Property | Florida East Coast class 401Remove |
|---|---|
| Power source | steam |
| Estimated power | 2,386 kW (3,244 PS) |
| Starting effort | 196.1 kN |
Calculated values
| Property | Florida East Coast class 401Remove |
|---|---|
| Factor of adhesion | 1 : 4.92 |
| Optimal speed | 74 km/h |
| Power-to-weight ratio | 16.1 kW/t |
| Heating Surface Equivalent | 713.3 m² |
| Cylinder volume/HSE | 1 : 683.04 |
| Adhesive weight/Total | 1 : 1.51 |
| Tractive force/Heating surface | 1 : 9.08 |
| Grate area/Heating surface | 1 : 72.71 |
| Firebox/Tube surface | 1 : 9.57 |
| Total/Superheater | 1 : 3.86 |
