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Pennsylvania classes E6 and E6s
Based on the E3 class Atlantic, Alfred W. Gibbs developed the E6, which had a significantly larger boiler with similar overall dimensions. The heating surface of this boiler was about 36 percent larger than the E3, ma...
| Pennsylvania classes E6 and E6sRemove | |
|---|---|
| Variant | |
| Built | 1914 |
| Manufacturers | Altoona |
| Wheel arrangement | 2B1 |
| Gauge | 1435 mm |
| Length | |
| Service mass | 110495 kg |
| Top speed | 185 km/h |
| Power | |
| Engine |
General
| Property | Pennsylvania classes E6 and E6sRemove |
|---|---|
| Built | 1914 |
| Manufacturers | Altoona |
| Wheel arrangement | 4-4-2 (Atlantic) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Pennsylvania classes E6 and E6sRemove |
|---|---|
| Wheelbase | 9.03 m |
| Total wheelbase | 19.20 m |
| Service mass | 110.5 t |
| Adhesion mass | 61.7 t |
| Total mass | 187.2 t |
| Rigid wheelbase | 2.29 m |
| Axle load | 30.8 t |
| Water capacity | 28,012 l |
| Fuel capacity | 12.2 t (coal) |
Boiler
| Property | Pennsylvania classes E6 and E6sRemove |
|---|---|
| Grate area | 5.122 m² |
| Firebox surface | 20.253 m² |
| Tube heating surface | 248.795 m² |
| Evaporative heating surface | 269.047 m² |
| Superheater surface | 56.95 m² |
| Total heating surface | 326.0 m² |
Power plant
| Property | Pennsylvania classes E6 and E6sRemove |
|---|---|
| Driver diameter | 2,032 mm |
| Boiler pressure | 14.1 bar |
| Expansion type | simple expansion |
| Cylinders | two, 559 x 660 mm |
Power
| Property | Pennsylvania classes E6 and E6sRemove |
|---|---|
| Power source | steam |
| Indicated power | 1,864 kW (2,534 PS) |
| Top speed | 185 km/h |
| Starting effort | 121.9 kN |
Calculated values
| Property | Pennsylvania classes E6 and E6sRemove |
|---|---|
| Factor of adhesion | 1 : 4.96 |
| Optimal speed | 93 km/h |
| Power-to-weight ratio | 16.9 kW/t |
| Heating Surface Equivalent | 484.2 m² |
| Cylinder volume/HSE | 1 : 668.96 |
| Adhesive weight/Total | 1 : 1.79 |
| Tractive force/Heating surface | 1 : 7.81 |
| Grate area/Heating surface | 1 : 63.65 |
| Firebox/Tube surface | 1 : 12.28 |
| Total/Superheater | 1 : 4.72 |
