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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 G3g, h and j |
|---|---|
| Built | 1942-1945, 1948 |
| Manufacturers | Canadian Locomotive Co., Montreal Locomotive Works |
| Wheel arrangement | 4-6-2 (Pacific) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Canadian Pacific class G3 G3g, h and j |
|---|---|
| Wheelbase | 10.67 m |
| Rigid wheelbase | 4.01 m |
| Service weight | 146.5 t |
| Adhesive weight | 90.5 t |
| Total weight | 235.8 t |
Boiler
| Property | Canadian Pacific class G3 G3g, h and j |
|---|---|
| Grate area | 6.039 m² |
| Firebox surface | 27.035 m² |
| Tube heating surface | 268.026 m² |
| Evaporative heating surface | 295.06 m² |
| Superheater surface | 137.032 m² |
| Total heating surface | 432.1 m² |
Power plant
| Property | Canadian Pacific class G3 G3g, h and j |
|---|---|
| Driver diameter | 1,905 mm |
| Boiler pressure | 19 bar |
| Cylinders | two, 559 x 762 mm |
Power
| Property | Canadian Pacific class G3 G3g, h and j |
|---|---|
| Estimated power | 2,759 kW (3,751 PS) |
Calculated values
| Property | Canadian Pacific class G3 G3g, h and j |
|---|---|
| Optimal speed | 84 km/h |
| Power-to-weight ratio | 18.8 kW/t |
| Heating Surface Equivalent | 704.3 m² |
| Cylinder volume/HSE | 1 : 530.68 |
| Adhesive weight/Total | 1 : 1.62 |
| Grate area/Heating surface | 1 : 71.55 |
| Firebox/Tube surface | 1 : 9.91 |
| Total/Superheater | 1 : 2.15 |
