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Caledonian class 417
One of the Caledonian Railway classes of 2-4-0 goods locomotives with large driving wheels of 6 ft 2 in or 1.880 mm was the class 417. Designed by Benjamin Conner and introduced in 1866, it was a development of the cl...
| Caledonian class 417Remove | |
|---|---|
| Variant | rebuilt by Drummond |
| Built | 1883-1886 |
| Manufacturers | St. Rollox |
| Wheel arrangement | 1B |
| Gauge | 1435 mm |
| Length | |
| Service mass | 36578 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Caledonian class 417rebuilt by Drummond |
|---|---|
| Built | 1883-1886 |
| Manufacturers | St. Rollox |
| Wheel arrangement | 2-4-0 (Porter) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Caledonian class 417rebuilt by Drummond |
|---|---|
| Wheelbase | 4.72 m |
| Service mass | 36.6 t |
| Adhesion mass | 25.5 t |
| Total mass | 65.3 t |
| Rigid wheelbase | 4.72 m |
| Axle load | 15.4 t |
| Water capacity | 8,184 l |
| Fuel capacity | 4.1 t (coal) |
Boiler
| Property | Caledonian class 417rebuilt by Drummond |
|---|---|
| Grate area | 1.579 m² |
| Firebox surface | 9.39 m² |
| Tube heating surface | 87.238 m² |
| Evaporative heating surface | 96.628 m² |
| Total heating surface | 96.6 m² |
Power plant
| Property | Caledonian class 417rebuilt by Drummond |
|---|---|
| Driver diameter | 1,880 mm |
| Boiler pressure | 10.3 bar |
| Expansion type | simple expansion |
| Cylinders | two, 457 x 610 mm |
Power
| Property | Caledonian class 417rebuilt by Drummond |
|---|---|
| Power source | steam |
| Estimated power | 298 kW (405 PS) |
| Starting effort | 59.6 kN |
Calculated values
| Property | Caledonian class 417rebuilt by Drummond |
|---|---|
| Factor of adhesion | 1 : 4.20 |
| Optimal speed | 31 km/h |
| Power-to-weight ratio | 8.1 kW/t |
| Heating Surface Equivalent | 143.6 m² |
| Cylinder volume/HSE | 1 : 1,394.09 |
| Adhesive weight/Total | 1 : 1.43 |
| Tractive force/Heating surface | 1 : 12.88 |
| Grate area/Heating surface | 1 : 61.20 |
| Firebox/Tube surface | 1 : 9.29 |
