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New York Central class U-2
After the first class U-1 switching locomotives with a 0-8-0 wheel arrangement, which were only built in small numbers, New York Central procured a larger number of class U-2 locomotives. These were slightly lighter t...
| New York Central class U-2Remove | |
|---|---|
| Variant | U-2a, b, d, f and h |
| Built | 1916-1918 |
| Manufacturers | ALCO;Lima |
| Wheel arrangement | D |
| Gauge | 1435 mm |
| Length | |
| Service mass | 98883 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | New York Central class U-2U-2a, b, d, f and h |
|---|---|
| Built | 1916-1918 |
| Manufacturers | ALCO, Lima |
| Wheel arrangement | 0-8-0 (Eight-coupled) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | New York Central class U-2U-2a, b, d, f and h |
|---|---|
| Service mass | 98.9 t |
| Adhesion mass | 98.9 t |
| Axle load | 24.7 t |
Boiler
| Property | New York Central class U-2U-2a, b, d, f and h |
|---|---|
| Grate area | 4.645 m² |
| Evaporative heating surface | 212.284 m² |
| Superheater surface | 49.239 m² |
| Total heating surface | 261.5 m² |
Power plant
| Property | New York Central class U-2U-2a, b, d, f and h |
|---|---|
| Driver diameter | 1,473 mm |
| Boiler pressure | 12.8 bar |
| Expansion type | simple expansion |
| Cylinders | two, 597 x 762 mm |
Power
| Property | New York Central class U-2U-2a, b, d, f and h |
|---|---|
| Power source | steam |
| Estimated power | 1,193 kW (1,622 PS) |
| Starting effort | 199.8 kN |
Calculated values
| Property | New York Central class U-2U-2a, b, d, f and h |
|---|---|
| Factor of adhesion | 1 : 4.85 |
| Optimal speed | 37 km/h |
| Power-to-weight ratio | 12.1 kW/t |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 15.96 |
| Grate area/Heating surface | 1 : 56.30 |
| Total/Superheater | 1 : 4.31 |
