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Great Indian Peninsula class D/4
The class D/4 of the Great Indian Peninsula Railway was a 4-6-0 locomotive for passenger and mail service with a driver diameter of 74 inches. Essentially, it was a superheated version of the BESA HP standard design. ...
General
| Property | Great Indian Peninsula class D/4Remove |
|---|---|
| Built | 1912 |
| Manufacturers | Vulcan Foundry |
| Wheel arrangement | 4-6-0 (Ten-wheeler) |
| Gauge | 1,676 mm (Indian broad gauge) |
Dimensions and weights
| Property | Great Indian Peninsula class D/4Remove |
|---|---|
| Wheelbase | 8.31 m |
| Rigid wheelbase | 4.34 m |
| Total wheelbase | 15.75 m |
| Service weight | 72.1 t |
| Adhesive weight | 52.3 t |
| Axle load | 17.5 t |
| Total weight | 119.4 t |
| Water capacity | 18,185 l |
| Fuel capacity | 8.1 t (coal) |
Boiler
| Property | Great Indian Peninsula class D/4Remove |
|---|---|
| Grate area | 2.973 m² |
| Firebox surface | 14.121 m² |
| Tube heating surface | 134.431 m² |
| Evaporative heating surface | 148.552 m² |
| Superheater surface | 37.812 m² |
| Total heating surface | 186.4 m² |
Power plant
| Property | Great Indian Peninsula class D/4Remove |
|---|---|
| Driver diameter | 1,880 mm |
| Boiler pressure | 11 bar |
| Expansion type | simple expansion |
| Cylinders | two, 521 x 660 mm |
Power
| Property | Great Indian Peninsula class D/4Remove |
|---|---|
| Power source | steam |
| Estimated power | 858 kW (1,167 PS) |
| Starting effort | 89.3 kN |
Calculated values
| Property | Great Indian Peninsula class D/4Remove |
|---|---|
| Factor of adhesion | 1 : 5.75 |
| Optimal speed | 60 km/h |
| Power-to-weight ratio | 11.9 kW/t |
| Heating Surface Equivalent | 294.8 m² |
| Cylinder volume/HSE | 1 : 954.12 |
| Adhesive weight/Total | 1 : 1.38 |
| Tractive force/Heating surface | 1 : 10.01 |
| Grate area/Heating surface | 1 : 62.69 |
| Firebox/Tube surface | 1 : 9.52 |
| Total/Superheater | 1 : 3.93 |
