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Nickel Plate Road classes S to S-3
The C&O T-1 class with the 2-10-4 wheel arrangement was developed from the Erie 2-8-4. Lima reduced this again by one driving axle and thus created the class S of the NKP. In the years between 1934 and 1949, a total o...
| Nickel Plate Road classes S to S-3Remove | |
|---|---|
| Variant | |
| Built | 1934, 1942-1943 |
| Manufacturers | ALCO;Lima |
| Wheel arrangement | 1D2 |
| Gauge | 1435 mm |
| Length | 30701 mm |
| Service mass | 194365 kg |
| Top speed | 113 km/h |
| Power | |
| Engine |
General
| Property | Nickel Plate Road classes S to S-3Remove |
|---|---|
| Built | 1934, 1942-1943 |
| Manufacturers | ALCO, Lima |
| Wheel arrangement | 2-8-4 (Berkshire) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Nickel Plate Road classes S to S-3Remove |
|---|---|
| Length | 30.70 m |
| Wheelbase | 12.80 m |
| Total wheelbase | 26.73 m |
| Service mass | 194.4 t |
| Adhesion mass | 113.9 t |
| Total mass | 355.8 t |
| Rigid wheelbase | 5.56 m |
| Axle load | 28.5 t |
| Water capacity | 83,279 l |
| Fuel capacity | 20 t (coal) |
Boiler
| Property | Nickel Plate Road classes S to S-3Remove |
|---|---|
| Grate area | 8.389 m² |
| Firebox surface | 42.735 m² |
| Tube heating surface | 400.784 m² |
| Evaporative heating surface | 443.52 m² |
| Superheater surface | 185.156 m² |
| Total heating surface | 628.7 m² |
Power plant
| Property | Nickel Plate Road classes S to S-3Remove |
|---|---|
| Driver diameter | 1,753 mm |
| Boiler pressure | 16.9 bar |
| Expansion type | simple expansion |
| Cylinders | two, 635 x 864 mm |
Power
| Property | Nickel Plate Road classes S to S-3Remove |
|---|---|
| Power source | steam |
| Indicated power | 3,356 kW (4,563 PS) |
| Top speed | 113 km/h |
| Starting effort | 285.3 kN |
Calculated values
| Property | Nickel Plate Road classes S to S-3Remove |
|---|---|
| Factor of adhesion | 1 : 3.92 |
| Optimal speed | 72 km/h |
| Power-to-weight ratio | 17.3 kW/t |
| Heating Surface Equivalent | 1,027.5 m² |
| Cylinder volume/HSE | 1 : 532.35 |
| Adhesive weight/Total | 1 : 1.71 |
| Tractive force/Heating surface | 1 : 9.48 |
| Grate area/Heating surface | 1 : 74.94 |
| Firebox/Tube surface | 1 : 9.38 |
| Total/Superheater | 1 : 2.40 |
