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South Eastern & Chatham classes D und D1
The class D express locomotives were among Wainwright's first designs for the SE&CR. They were colorfully decorated to attract more public attention. They were built by different manufacturers, from 1905 also with Bel...
| South Eastern & Chatham classes D und D1Remove | |
|---|---|
| Variant | rebuilt D1 |
| Built | 1921-1927 |
| Manufacturers | Ashford |
| Wheel arrangement | 2B |
| Gauge | 1435 mm |
| Length | |
| Service mass | 53343 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | South Eastern & Chatham classes D und D1rebuilt D1 |
|---|---|
| Built | 1921-1927 |
| Manufacturers | Ashford |
| Wheel arrangement | 4-4-0 (American) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | South Eastern & Chatham classes D und D1rebuilt D1 |
|---|---|
| Wheelbase | 6.20 m |
| Total wheelbase | 13.77 m |
| Service mass | 53.3 t |
| Adhesion mass | 34 t |
| Total mass | 93 t |
| Rigid wheelbase | 3.05 m |
| Water capacity | 15,683 l |
| Fuel capacity | 4.1 t (coal) |
Boiler
| Property | South Eastern & Chatham classes D und D1rebuilt D1 |
|---|---|
| Grate area | 2.23 m² |
| Firebox surface | 11.811 m² |
| Tube heating surface | 106.825 m² |
| Evaporative heating surface | 118.635 m² |
| Superheater surface | 21.182 m² |
| Total heating surface | 139.8 m² |
Power plant
| Property | South Eastern & Chatham classes D und D1rebuilt D1 |
|---|---|
| Driver diameter | 2,032 mm |
| Boiler pressure | 12.4 bar |
| Expansion type | simple expansion |
| Cylinders | two, 483 x 660 mm |
Power
| Property | South Eastern & Chatham classes D und D1rebuilt D1 |
|---|---|
| Power source | steam |
| Estimated power | 783 kW (1,065 PS) |
| Starting effort | 79.9 kN |
Calculated values
| Property | South Eastern & Chatham classes D und D1rebuilt D1 |
|---|---|
| Factor of adhesion | 1 : 4.18 |
| Optimal speed | 60 km/h |
| Power-to-weight ratio | 14.7 kW/t |
| Heating Surface Equivalent | 220.1 m² |
| Cylinder volume/HSE | 1 : 1,097.92 |
| Adhesive weight/Total | 1 : 1.57 |
| Tractive force/Heating surface | 1 : 11.93 |
| Grate area/Heating surface | 1 : 62.70 |
| Firebox/Tube surface | 1 : 9.04 |
| Total/Superheater | 1 : 5.60 |
