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Jamaican Government Railway No. 21 and 22
In 1894, Rhode Island built two 2-6-4T passenger tank locomotives for the Jamaican Government Railway. They were a follow-up of No. 18 that had the wheel arrangement 2-4-4T. While No. 18 had two cylinders with simple ...
| Jamaican Government Railway No. 21 and 22Remove | |
|---|---|
| Variant | Standard |
| Built | 1894 |
| Manufacturers | Rhode Island |
| Wheel arrangement | 1C2 t |
| Gauge | 1435 mm |
| Length | |
| Service mass | |
| Top speed | |
| Power | |
| Engine |
General
| Property | Jamaican Government Railway No. 21 and 22 Standard Remove |
|---|---|
| Built | 1894 |
| Manufacturers | Rhode Island |
| Wheel arrangement | 2-6-4T |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Jamaican Government Railway No. 21 and 22 Standard Remove |
|---|---|
| Wheelbase | 9.14 m |
| Adhesion mass | 37.6 t |
| Total mass | 58.7 t |
| Rigid wheelbase | 3.96 m |
| Water capacity | 8,956 l |
| Fuel capacity | 2.7 t (coal) |
Boiler
| Property | Jamaican Government Railway No. 21 and 22 Standard Remove |
|---|---|
| Grate area | 1.635 m² |
| Firebox surface | 9.848 m² |
| Tube heating surface | 77.853 m² |
| Evaporative heating surface | 87.701 m² |
| Total heating surface | 87.7 m² |
Power plant
| Property | Jamaican Government Railway No. 21 and 22 Standard Remove |
|---|---|
| Driver diameter | 1,270 mm |
| Boiler pressure | 12.4 bar |
| Cylinders | two, HP: 457 x 610 mm and LP: 711 x 610 mm |
Power
| Property | Jamaican Government Railway No. 21 and 22 Standard Remove |
|---|---|
| Estimated power | 298 kW (405 PS) |
Calculated values
| Property | Jamaican Government Railway No. 21 and 22 Standard Remove |
|---|---|
| Optimal speed | 24 km/h |
| Power-to-weight ratio | 5.1 kW/t |
| Heating Surface Equivalent | 136.9 m² |
| Cylinder volume/HSE | 1 : 1,615.03 |
| Grate area/Heating surface | 1 : 53.64 |
| Firebox/Tube surface | 1 : 7.91 |
