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Imperial Russian Railways series Л (L)
The Л (L) was the only Pacific tender locomotive in Russia. It was built by Putilov for the Vladikavkas Railway that needed a more powerful express locomotive for their line between Rostov and Vladikavkas. Designed by...
| Imperial Russian Railways series Л (L)Remove | |
|---|---|
| Variant | Standard |
| Built | 1914-1918, 1923-1926 |
| Manufacturers | Putilov |
| Wheel arrangement | 2C1 |
| Gauge | 1520 mm |
| Length | 22543 mm |
| Service mass | 96700 kg |
| Top speed | 120 km/h |
| Power | |
| Engine |
General
| Property | Imperial Russian Railways series Л (L) Standard Remove |
|---|---|
| Built | 1914-1918, 1923-1926 |
| Manufacturers | Putilov |
| Wheel arrangement | 4-6-2 (Pacific) |
| Gauge | 1,520 mm |
Dimensions and weights
| Property | Imperial Russian Railways series Л (L) Standard Remove |
|---|---|
| Length | 22.54 m |
| Length loco | 14.00 m |
| Wheelbase | 11.51 m |
| Empty mass | 85.6 t |
| Service mass | 96.7 t |
| Adhesion mass | 51.9 t |
| Total mass | 162.2 t |
| Rigid wheelbase | 3.96 m |
| Axle load | 17.3 t |
| Water capacity | 28,000 l |
| Fuel capacity | 18,000 l (oil) |
Boiler
| Property | Imperial Russian Railways series Л (L) Standard Remove |
|---|---|
| Grate area | 4.65 m² |
| Firebox surface | 17.6 m² |
| Tube heating surface | 252 m² |
| Evaporative heating surface | 269.6 m² |
| Superheater surface | 85.5 m² |
| Total heating surface | 355.1 m² |
Power plant
| Property | Imperial Russian Railways series Л (L) Standard Remove |
|---|---|
| Driver diameter | 1,840 mm |
| Boiler pressure | 12 bar |
| Expansion type | simple expansion |
| Cylinders | four, 460 x 650 mm |
Power
| Property | Imperial Russian Railways series Л (L) Standard Remove |
|---|---|
| Power source | steam |
| Estimated power | 1,400 kW (1,903 PS) |
| Top speed | 120 km/h |
| Starting effort | 152.5 kN |
Calculated values
| Property | Imperial Russian Railways series Л (L) Standard Remove |
|---|---|
| Factor of adhesion | 1 : 3.34 |
| Optimal speed | 56 km/h |
| Power-to-weight ratio | 14.5 kW/t |
| Heating Surface Equivalent | 528.6 m² |
| Cylinder volume/HSE | 1 : 817.43 |
| Adhesive weight/Total | 1 : 1.86 |
| Tractive force/Heating surface | 1 : 8.97 |
| Grate area/Heating surface | 1 : 76.37 |
| Firebox/Tube surface | 1 : 14.32 |
| Total/Superheater | 1 : 3.15 |
