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Great Eastern class 140
The locomotives numbered 140 to 149 were designed by Massey Bromley and delivered by Hawthorn, Leslie & Co. in 1880 and 1881. They were 0-4-4T tank locomotives intended for branch lines where the class E10 with the sa...
| Great Eastern class 140Remove | |
|---|---|
| Variant | as built |
| Built | 1880-1881 |
| Manufacturers | Hawthorn, Leslie & Co. |
| Wheel arrangement | B2 t |
| Gauge | |
| Length | |
| Service mass | 43042 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Great Eastern class 140as built |
|---|---|
| Built | 1880-1881 |
| Manufacturers | Hawthorn, Leslie & Co. |
| Wheel arrangement | 0-4-4T (Forney) |
Dimensions and weights
| Property | Great Eastern class 140as built |
|---|---|
| Wheelbase | 5.82 m |
| Service mass | 43 t |
| Adhesion mass | 27.8 t |
| Rigid wheelbase | 2.08 m |
| Water capacity | 4,440 l |
Boiler
| Property | Great Eastern class 140as built |
|---|---|
| Grate area | 1.291 m² |
| Firebox surface | 7.86 m² |
| Tube heating surface | 79.637 m² |
| Evaporative heating surface | 87.496 m² |
| Total heating surface | 87.5 m² |
Power plant
| Property | Great Eastern class 140as built |
|---|---|
| Driver diameter | 1,626 mm |
| Boiler pressure | 9.7 bar |
| Expansion type | simple expansion |
| Cylinders | two, 406 x 559 mm |
Power
| Property | Great Eastern class 140as built |
|---|---|
| Power source | steam |
| Estimated power | 242 kW (329 PS) |
| Starting effort | 46.6 kN |
Calculated values
| Property | Great Eastern class 140as built |
|---|---|
| Factor of adhesion | 1 : 5.86 |
| Optimal speed | 32 km/h |
| Power-to-weight ratio | 5.6 kW/t |
| Heating Surface Equivalent | 126.8 m² |
| Cylinder volume/HSE | 1 : 1,143.34 |
| Adhesive weight/Total | 1 : 1.55 |
| Tractive force/Heating surface | 1 : 11.12 |
| Grate area/Heating surface | 1 : 67.77 |
| Firebox/Tube surface | 1 : 10.13 |
