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Canadian Pacific class H1 “Royal Hudson”
The 65 class H1a to H1e locomotives were built for use with express and freight trains. Starting with the H1c, they received partial streamlined fairing. After King George VI's train was hauled by an H1d on his visit ...
General
| Property | Canadian Pacific class H1 “Royal Hudson” Remove |
|---|---|
| Built | 1929-1930 |
| Manufacturers | Montreal Locomotive Works |
| Wheel arrangement | 4-6-4 (Hudson) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Canadian Pacific class H1 “Royal Hudson” Remove |
|---|---|
| Wheelbase | 12.04 m |
| Rigid wheelbase | 4.01 m |
| Total wheelbase | 24.54 m |
| Service weight | 159.3 t |
| Adhesive weight | 83.4 t |
| Total weight | 291.7 t |
| Water capacity | 54,510 l |
| Fuel capacity | 19.1 t (coal) |
Boiler
| Property | Canadian Pacific class H1 “Royal Hudson” Remove |
|---|---|
| Grate area | 7.507 m² |
| Firebox surface | 32.702 m² |
| Tube heating surface | 323.489 m² |
| Evaporative heating surface | 356.191 m² |
| Superheater surface | 152.361 m² |
| Total heating surface | 508.6 m² |
Power plant
| Property | Canadian Pacific class H1 “Royal Hudson” Remove |
|---|---|
| Driver diameter | 1,905 mm |
| Boiler pressure | 19 bar |
| Expansion type | simple expansion |
| Cylinders | two, 559 x 762 mm |
Power
| Property | Canadian Pacific class H1 “Royal Hudson” Remove |
|---|---|
| Power source | steam |
| Estimated power | 3,057 kW (4,156 PS) |
| Starting effort | 201.3 kN |
Calculated values
| Property | Canadian Pacific class H1 “Royal Hudson” Remove |
|---|---|
| Factor of adhesion | 1 : 4.06 |
| Optimal speed | 93 km/h |
| Power-to-weight ratio | 19.2 kW/t |
| Heating Surface Equivalent | 824.4 m² |
| Cylinder volume/HSE | 1 : 453.35 |
| Adhesive weight/Total | 1 : 1.91 |
| Tractive force/Heating surface | 1 : 8.27 |
| Grate area/Heating surface | 1 : 67.74 |
| Firebox/Tube surface | 1 : 9.89 |
| Total/Superheater | 1 : 2.34 |
