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London, Brighton & South Coast class A1 “Terrier”
For commuter traffic in the south and southeast of London, William Stroudley developed the class A1, of which a total of 50 were built between 1872 and 1880. The tank locomotives with an 0-6-0T wheel arrangement had s...
| London, Brighton & South Coast class A1 “Terrier”Remove | |
|---|---|
| Variant | as built |
| Built | 1872-1880 |
| Manufacturers | Brighton |
| Wheel arrangement | C t |
| Gauge | 1435 mm |
| Length | 7938 mm |
| Service mass | 27945 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | London, Brighton & South Coast class A1 “Terrier”as built |
|---|---|
| Built | 1872-1880 |
| Manufacturers | Brighton |
| Wheel arrangement | 0-6-0T (Six-coupled) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | London, Brighton & South Coast class A1 “Terrier”as built |
|---|---|
| Length | 7.94 m |
| Wheelbase | 3.66 m |
| Service mass | 27.9 t |
| Adhesion mass | 27.9 t |
| Rigid wheelbase | 3.66 m |
| Water capacity | 2,271 l |
Boiler
| Property | London, Brighton & South Coast class A1 “Terrier”as built |
|---|---|
| Grate area | 0.929 m² |
| Firebox surface | 5.11 m² |
| Tube heating surface | 49.053 m² |
| Evaporative heating surface | 54.163 m² |
| Total heating surface | 54.2 m² |
Power plant
| Property | London, Brighton & South Coast class A1 “Terrier”as built |
|---|---|
| Driver diameter | 1,219 mm |
| Boiler pressure | 9.7 bar |
| Expansion type | simple expansion |
| Cylinders | two, 305 x 508 mm |
Power
| Property | London, Brighton & South Coast class A1 “Terrier”as built |
|---|---|
| Power source | steam |
| Estimated power | 164 kW (223 PS) |
| Starting effort | 31.8 kN |
Calculated values
| Property | London, Brighton & South Coast class A1 “Terrier”as built |
|---|---|
| Factor of adhesion | 1 : 8.63 |
| Optimal speed | 32 km/h |
| Power-to-weight ratio | 5.9 kW/t |
| Heating Surface Equivalent | 79.7 m² |
| Cylinder volume/HSE | 1 : 930.00 |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 12.25 |
| Grate area/Heating surface | 1 : 58.30 |
| Firebox/Tube surface | 1 : 9.60 |
