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Norfolk Railway No. 3 to 5
These three locomotives with five and a half foot driving wheels were delivered to the Norfolk Railway by Stephenson in 1844. They had an inside frame and outside cylinders. Numbers 3 and 5 were already sold in 1849. ...
| Norfolk Railway No. 3 to 5Remove | |
|---|---|
| Variant | Standard |
| Built | 1844 |
| Manufacturers | Robert Stephenson & Co. |
| Wheel arrangement | 1A1 |
| Gauge | 1435 mm |
| Length | |
| Service mass | 21337 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Norfolk Railway No. 3 to 5 Standard Remove |
|---|---|
| Built | 1844 |
| Manufacturers | Robert Stephenson & Co. |
| Wheel arrangement | 2-2-2 (Jenny Lind) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Norfolk Railway No. 3 to 5 Standard Remove |
|---|---|
| Wheelbase | 3.15 m |
| Service mass | 21.3 t |
| Adhesion mass | 10.2 t |
| Rigid wheelbase | 3.15 m |
Boiler
| Property | Norfolk Railway No. 3 to 5 Standard Remove |
|---|---|
| Grate area | 0.836 m² |
| Firebox surface | 4.738 m² |
| Tube heating surface | 62.505 m² |
| Evaporative heating surface | 67.243 m² |
| Total heating surface | 67.2 m² |
Power plant
| Property | Norfolk Railway No. 3 to 5 Standard Remove |
|---|---|
| Driver diameter | 1,676 mm |
| Boiler pressure | 6.9 bar |
| Expansion type | simple expansion |
| Cylinders | two, 356 x 559 mm |
Power
| Property | Norfolk Railway No. 3 to 5 Standard Remove |
|---|---|
| Power source | steam |
| Estimated power | 89 kW (121 PS) |
| Starting effort | 24.7 kN |
Calculated values
| Property | Norfolk Railway No. 3 to 5 Standard Remove |
|---|---|
| Factor of adhesion | 1 : 4.04 |
| Optimal speed | 23 km/h |
| Power-to-weight ratio | 4.2 kW/t |
| Heating Surface Equivalent | 90.9 m² |
| Cylinder volume/HSE | 1 : 1,220.61 |
| Adhesive weight/Total | 1 : 2.10 |
| Tractive force/Heating surface | 1 : 7.67 |
| Grate area/Heating surface | 1 : 80.43 |
| Firebox/Tube surface | 1 : 13.19 |
