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Kenya-Uganda Railway classes EC4 and EC5
For the requirements of the Second World War, the KUR had seven Garratts of the EC4 class built from 1944, which had a high power despite their light construction. In 1945, the KUR received two more or less identical ...
| Kenya-Uganda Railway classes EC4 and EC5Remove | |
|---|---|
| Variant | |
| Built | 1949 |
| Manufacturers | Beyer, Peacock & Co. |
| Wheel arrangement | (2D1)(1D2) t ga |
| Gauge | 1000 mm |
| Length | |
| Service mass | 149155 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Kenya-Uganda Railway classes EC4 and EC5Remove |
|---|---|
| Built | 1949 |
| Manufacturers | Beyer, Peacock & Co. |
| Wheel arrangement | 4-8-2+2-8-4T (Double Mountain (Garratt)) |
| Gauge | 1,000 mm |
Dimensions and weights
| Property | Kenya-Uganda Railway classes EC4 and EC5Remove |
|---|---|
| Wheelbase | 24.11 m |
| Service mass | 149.2 t |
| Adhesion mass | 89.4 t |
| Axle load | 10.9 t |
| Water capacity | 19,094 l |
| Fuel capacity | 1.3 t (oil) |
Boiler
| Property | Kenya-Uganda Railway classes EC4 and EC5Remove |
|---|---|
| Grate area | 4.534 m² |
| Firebox surface | 15.236 m² |
| Tube heating surface | 162.859 m² |
| Evaporative heating surface | 178.095 m² |
| Superheater surface | 34.374 m² |
| Total heating surface | 212.5 m² |
Power plant
| Property | Kenya-Uganda Railway classes EC4 and EC5Remove |
|---|---|
| Driver diameter | 1,219 mm |
| Boiler pressure | 13.8 bar |
| Expansion type | simple expansion |
| Cylinders | four, 406 x 610 mm |
Power
| Property | Kenya-Uganda Railway classes EC4 and EC5Remove |
|---|---|
| Power source | steam |
| Estimated power | 1,212 kW (1,648 PS) |
| Starting effort | 193.6 kN |
Calculated values
| Property | Kenya-Uganda Railway classes EC4 and EC5Remove |
|---|---|
| Factor of adhesion | 1 : 4.53 |
| Optimal speed | 39 km/h |
| Power-to-weight ratio | 8.1 kW/t |
| Heating Surface Equivalent | 323.0 m² |
| Cylinder volume/HSE | 1 : 979.19 |
| Adhesive weight/Total | 1 : 1.67 |
| Tractive force/Heating surface | 1 : 19.03 |
| Grate area/Heating surface | 1 : 46.86 |
| Firebox/Tube surface | 1 : 10.69 |
| Total/Superheater | 1 : 5.18 |
