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Illinois Central class 2900
In 1921, Lima ordered 100 2-10-2 locomotives from Lima which were numbered 2901 to 3000 and which they called “Centrals” instead of “Santa Fes”. While the first seven 2-10-2 built four years earlier by Schenectady had...
General
| Property | Illinois Central class 2900 as built |
|---|---|
| Built | 1921, 1923 |
| Manufacturers | Lima |
| Wheel arrangement | 2-10-2 (Santa Fé) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Illinois Central class 2900 as built |
|---|---|
| Wheelbase | 12.95 m |
| Rigid wheelbase | 6.81 m |
| Total wheelbase | 25.25 m |
| Empty weight | 152.4 t |
| Service weight | 173.3 t |
| Adhesive weight | 134.5 t |
| Total weight | 267.9 t |
| Water capacity | 45,425 l |
| Fuel capacity | 14.5 t (coal) |
Boiler
| Property | Illinois Central class 2900 as built |
|---|---|
| Grate area | 8.203 m² |
| Firebox surface | 48.124 m² |
| Tube heating surface | 439.246 m² |
| Evaporative heating surface | 487.37 m² |
| Superheater surface | 119.381 m² |
| Total heating surface | 606.8 m² |
Power plant
| Property | Illinois Central class 2900 as built |
|---|---|
| Driver diameter | 1,600 mm |
| Boiler pressure | 13.1 bar |
| Expansion type | simple expansion |
| Cylinders | two, 762 x 813 mm |
Power
| Property | Illinois Central class 2900 as built |
|---|---|
| Power source | steam |
| Estimated power | 2,759 kW (3,751 PS) |
| Starting effort | 328.4 kN |
Calculated values
| Property | Illinois Central class 2900 as built |
|---|---|
| Factor of adhesion | 1 : 4.02 |
| Optimal speed | 51 km/h |
| Power-to-weight ratio | 15.9 kW/t |
| Heating Surface Equivalent | 966.8 m² |
| Cylinder volume/HSE | 1 : 766.83 |
| Adhesive weight/Total | 1 : 1.29 |
| Tractive force/Heating surface | 1 : 11.30 |
| Grate area/Heating surface | 1 : 73.97 |
| Firebox/Tube surface | 1 : 9.13 |
| Total/Superheater | 1 : 4.08 |
