PKP series OKl27
| PKP series OKl27 | |
|---|---|
 |
|
| Number: | 122 |
| Manufacturer: | Cegielski , Poznań |
| Year of construction (s): | 1928-33 |
| Axis formula : | 1'C1'-h2t |
| Gauge : | 1435 mm ( standard gauge ) |
| Length over buffers: | 12,863 mm |
| Total wheelbase: | 9,000 mm |
| Empty mass: | 67.7 t |
| Service mass: | 85.1 t |
| Top speed: | 80 km / h |
| Indexed performance : | 930 hp (684 kW) |
| Starting tractive effort: | 103 kN |
| Driving wheel diameter: | 1,500 mm |
| Impeller diameter: | 860 mm |
| Control type : | Heusinger |
| Number of cylinders: | 2 |
| Cylinder diameter: | 540 mm |
| Piston stroke: | 630 mm |
| Boiler overpressure: | 14 bar |
| Grate area: | 2.6 m 2 |
| Superheater area : | 45.2 m² |
| Evaporation heating surface: | 127.7 m² |
| Water supply: | 10 m³ |
| Fuel supply: | 4.0 tons of coal |
The PKP series OKl27 was a tank locomotive of the Polish State Railways (PKP) for suburban traffic with the wheel arrangement 1'C1 '(" Prairie ").
The OKl27 series was the first PKP locomotive series designed and manufactured entirely in Poland. In Cegielski in Poznań ( Posen ) in this series were built between 1928-1933 122 locomotives. At the time of delivery, the OKl27 was the heaviest 1C1 tank locomotive in Europe.
The following locomotives have been preserved in a museum:
- OKl27-10: in Skierniewice as a non-operational museum locomotive
- OKl27-26: in the Warsaw Railway Museum as a non-operational museum locomotive
- OKl27-27: in Gdynia - Grabówek as a monument locomotive
- OKl27-41: in the Chabówka Museum Depot
See also
literature
- Thomas Estler: Locomotives of the Polish State Railways PKP since 1945 . 1st edition. transpress, Stuttgart 2013, ISBN 978-3-613-71466-3 , pp. 12 .
- AE Durrant: The Steam Locomotives of Eastern Europe . David & Charles, Newton Abbot 1966.
Web links
Commons : PKP series OKl27 - collection of pictures, videos and audio files
- Tomasz Galka: OKl27. In: locomotives.com.pl. Retrieved March 4, 2019 .