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New Haven class Y-3
The New Haven operated a total of 35 of the original USRA 0-8-0 design. All were built by ALCO-Schenectady, 15 in 1920 and 1923 directly for the New Haven and 20 in 1922 originally for the Central New England. The spe...
General
| Property | New Haven class Y-3Remove |
|---|---|
| Built | 1920-1923 |
| Manufacturers | ALCO |
| Wheel arrangement | 0-8-0 (Eight-coupled) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | New Haven class Y-3Remove |
|---|---|
| Length | 21.33 m |
| Wheelbase | 4.57 m |
| Rigid wheelbase | 4.57 m |
| Total wheelbase | 16.17 m |
| Service weight | 99.3 t |
| Adhesive weight | 99.3 t |
| Axle load | 25.9 t |
| Total weight | 172.8 t |
| Water capacity | 33,122 l |
| Fuel capacity | 11.8 t (coal) |
Boiler
| Property | New Haven class Y-3Remove |
|---|---|
| Grate area | 4.366 m² |
| Firebox surface | 18.952 m² |
| Tube heating surface | 233.558 m² |
| Evaporative heating surface | 252.511 m² |
| Superheater surface | 60.573 m² |
| Total heating surface | 313.1 m² |
Power plant
| Property | New Haven class Y-3Remove |
|---|---|
| Driver diameter | 1,295 mm |
| Boiler pressure | 13.1 bar |
| Expansion type | simple expansion |
| Cylinders | two, 635 x 711 mm |
Power
| Property | New Haven class Y-3Remove |
|---|---|
| Power source | steam |
| Estimated power | 1,100 kW (1,496 PS) |
| Starting effort | 246.5 kN |
Calculated values
| Property | New Haven class Y-3Remove |
|---|---|
| Factor of adhesion | 1 : 3.95 |
| Optimal speed | 27 km/h |
| Power-to-weight ratio | 11.1 kW/t |
| Heating Surface Equivalent | 468.4 m² |
| Cylinder volume/HSE | 1 : 961.67 |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 16.44 |
| Grate area/Heating surface | 1 : 71.71 |
| Firebox/Tube surface | 1 : 12.32 |
| Total/Superheater | 1 : 4.17 |
