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Canadian Pacific class G3
After the First World War, the Canadian Pacific realized that a significantly more powerful Pacific was needed for the new, six-axle heavyweight passenger cars. Chief engineer William H. Winterrowd then developed the ...
General
| Property | Canadian Pacific class G3 G3e and f |
|---|---|
| Built | 1938, 1940 |
| Manufacturers | Canadian Locomotive Co. |
| Wheel arrangement | 4-6-2 (Pacific) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Canadian Pacific class G3 G3e and f |
|---|---|
| Wheelbase | 10.67 m |
| Rigid wheelbase | 4.01 m |
| Service weight | 145.6 t |
| Adhesive weight | 89.8 t |
| Total weight | 246.3 t |
Boiler
| Property | Canadian Pacific class G3 G3e and f |
|---|---|
| Grate area | 6.039 m² |
| Firebox surface | 27.035 m² |
| Tube heating surface | 297.94 m² |
| Evaporative heating surface | 324.975 m² |
| Superheater surface | 136.846 m² |
| Total heating surface | 461.8 m² |
Power plant
| Property | Canadian Pacific class G3 G3e and f |
|---|---|
| Driver diameter | 1,905 mm |
| Boiler pressure | 19 bar |
| Cylinders | two, 559 x 762 mm |
Power
| Property | Canadian Pacific class G3 G3e and f |
|---|---|
| Estimated power | 2,834 kW (3,853 PS) |
Calculated values
| Property | Canadian Pacific class G3 G3e and f |
|---|---|
| Optimal speed | 87 km/h |
| Power-to-weight ratio | 19.5 kW/t |
| Heating Surface Equivalent | 733.8 m² |
| Cylinder volume/HSE | 1 : 509.31 |
| Adhesive weight/Total | 1 : 1.62 |
| Grate area/Heating surface | 1 : 76.47 |
| Firebox/Tube surface | 1 : 11.02 |
| Total/Superheater | 1 : 2.37 |
