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Delaware, Lackawanna & Western classes G-2 to G-9
For commuter trains, the Lackawanna needed a passenger locomotive that would combine the ability to burn culm , what means waste from anthracite mining, with the simplest possible maintenance and high tractive effort....
| Delaware, Lackawanna & Western classes G-2 to G-9Remove | |
|---|---|
| Variant | as built |
| Built | 1901-1911 |
| Manufacturers | ALCO;Baldwin |
| Wheel arrangement | 2B |
| Gauge | 1435 mm |
| Length | |
| Service mass | 68583 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Delaware, Lackawanna & Western classes G-2 to G-9as built |
|---|---|
| Built | 1901-1911 |
| Manufacturers | ALCO, Baldwin |
| Wheel arrangement | 4-4-0 (American) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Delaware, Lackawanna & Western classes G-2 to G-9as built |
|---|---|
| Wheelbase | 7.44 m |
| Total wheelbase | 15.67 m |
| Service mass | 68.6 t |
| Adhesion mass | 45.4 t |
| Total mass | 123 t |
| Rigid wheelbase | 2.59 m |
| Axle load | 22.7 t |
| Water capacity | 18,927 l |
| Fuel capacity | 9.1 t (coal) |
Boiler
| Property | Delaware, Lackawanna & Western classes G-2 to G-9as built |
|---|---|
| Grate area | 8.148 m² |
| Firebox surface | 17.837 m² |
| Tube heating surface | 181.161 m² |
| Evaporative heating surface | 198.999 m² |
| Total heating surface | 199.0 m² |
Power plant
| Property | Delaware, Lackawanna & Western classes G-2 to G-9as built |
|---|---|
| Driver diameter | 1,753 mm |
| Boiler pressure | 12.8 bar |
| Expansion type | simple expansion |
| Cylinders | two, 508 x 660 mm |
Power
| Property | Delaware, Lackawanna & Western classes G-2 to G-9as built |
|---|---|
| Power source | steam |
| Estimated power | 1,119 kW (1,521 PS) |
| Starting effort | 105.4 kN |
Calculated values
| Property | Delaware, Lackawanna & Western classes G-2 to G-9as built |
|---|---|
| Factor of adhesion | 1 : 4.22 |
| Optimal speed | 64 km/h |
| Power-to-weight ratio | 16.3 kW/t |
| Heating Surface Equivalent | 288.2 m² |
| Cylinder volume/HSE | 1 : 928.94 |
| Adhesive weight/Total | 1 : 1.51 |
| Tractive force/Heating surface | 1 : 11.06 |
| Grate area/Heating surface | 1 : 24.42 |
| Firebox/Tube surface | 1 : 10.16 |
