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New York Central classes J-1 to J-3 “Hudson”
The New York Central operated a number of major express trains from New York City, which ran at high speeds mostly in the lowlands and enjoyed increasing popularity. These were primarily the “20th Century Limited” to ...
| New York Central classes J-1 to J-3 “Hudson”Remove | |
|---|---|
| Variant | |
| Built | 1927-1931 |
| Manufacturers | ALCO |
| Wheel arrangement | 2C2 |
| Gauge | 1435 mm |
| Length | 29626 mm |
| Service mass | 163203 kg |
| Top speed | 177 km/h |
| Power | |
| Engine |
General
| Property | New York Central classes J-1 to J-3 “Hudson”Remove |
|---|---|
| Built | 1927-1931 |
| Manufacturers | ALCO |
| Wheel arrangement | 4-6-4 (Hudson) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | New York Central classes J-1 to J-3 “Hudson”Remove |
|---|---|
| Length | 29.63 m |
| Wheelbase | 12.29 m |
| Service mass | 163.2 t |
| Adhesion mass | 85.7 t |
| Total mass | 306.7 t |
| Rigid wheelbase | 4.27 m |
| Axle load | 28.6 t |
| Water capacity | 52,996 l |
| Fuel capacity | 25.4 t (coal) |
Boiler
| Property | New York Central classes J-1 to J-3 “Hudson”Remove |
|---|---|
| Grate area | 7.572 m² |
| Firebox surface | 26.106 m² |
| Tube heating surface | 390.472 m² |
| Evaporative heating surface | 416.578 m² |
| Superheater surface | 181.254 m² |
| Total heating surface | 597.8 m² |
Power plant
| Property | New York Central classes J-1 to J-3 “Hudson”Remove |
|---|---|
| Driver diameter | 2,007 mm |
| Boiler pressure | 15.5 bar |
| Expansion type | simple expansion |
| Cylinders | two, 635 x 711 mm |
Power
| Property | New York Central classes J-1 to J-3 “Hudson”Remove |
|---|---|
| Power source | steam |
| Estimated power | 2,983 kW (4,056 PS) |
| Top speed | 177 km/h |
| Starting effort | 188.5 kN |
| Starting effort booster | 48.486 kN |
Calculated values
| Property | New York Central classes J-1 to J-3 “Hudson”Remove |
|---|---|
| Factor of adhesion | 1 : 4.46 |
| Optimal speed | 97 km/h |
| Power-to-weight ratio | 18.3 kW/t |
| Heating Surface Equivalent | 909.6 m² |
| Cylinder volume/HSE | 1 : 495.22 |
| Adhesive weight/Total | 1 : 1.90 |
| Tractive force/Heating surface | 1 : 6.58 |
| Grate area/Heating surface | 1 : 78.95 |
| Firebox/Tube surface | 1 : 14.96 |
| Total/Superheater | 1 : 2.30 |
