Prussian G 5.1
| Company type | Steam locomotive |
|---|---|
| Industry | Rail transport |
| Founded | 1892 |
| Defunct | 1930 (withdrawn from Deutsche Reichsbahn service) |
| Headquarters | Kingdom of Prussia (later Germany) |
| Products | Freight steam locomotives |
Template:Infobox locomotive The Prussian Class G 5.1 locomotives were the earliest 2-6-0 freight steam engines introduced in Europe. Originating from the Prussian state railways, these engines evolved from the earlier Prussian G 4 design, with a total of 264 units commissioned across Kingdom of Prussia between 1892 and 1902. Featuring a twin-cylinder setup, the G 5.1 was engineered to increase the velocity of freight services on principal routes while addressing the demand for more powerful machinery to haul heavier loads. Equipped with a compressed air brake, these locomotives were assigned not only to expedited freight trains (Eilgüterzugdienst) but also to passenger services, thanks to their notable maximum speed of 65 km/h. The design incorporated inside Allan valve gear and utilized carrying wheels based on the Adams axle system. They operated with tender types classified as pr 3 T 12.[1]' In Prussian service, these engines were renumbered in 1905 within the range of 4001 to 4150.
Following the conclusion of the First World War, the Deutsche Reichsbahn acquired 169 G 5.1 locomotives, assigning them to class 54.0-1 under the DRG renumbering plan for steam locomotives. By 1925, only 71 units had been formally renumbered into the sequence 54 001—54 071. This class was completely withdrawn from service by 1930.[1]
After World War I, the Polish State Railways took possession of 28 of these engines, initially maintaining their original Prussian numbering before reclassifying them as Ti1 with numbers 1–28 in 1925.[1] During the Third Silesian Uprising, at least three locomotives—numbers 4003, 4160, and 4185—were armored for use on Polish armored trains; once returned to civilian operations, their armor was removed and they were reclassified as G5.3 (Ti3 post-1925). It is uncertain whether the latter two were actually G 5.1 models.[1] The retirement process began in 1936, leaving only six operational by 1939. Of these remaining units, three were seized by German forces and incorporated into Reichsbahn service as 54 601–603.[1] Notably, only one locomotive—54 601 (formerly Ti1-15, originally Danzig 4002, produced by Schichau w/n 1113/1900)—was returned to Poland on September 29, 1955, and was promptly scrapped.[2]
In Belgium, twenty-eight G 5.1 locomotives were integrated into the Belgian State Railways fleet as Type 75. Two units had been retired by 1921, and only nine received new numbers during the renumbering in 1925; all were decommissioned by 1929.Template:Sfnb Additionally, seven engines were transferred to France's Administration des chemins de fer d'Alsace et de Lorraine (AL), where they were classified as G 5.1 and numbered 3994—4000. Before AL merged into the SNCF in 1938, these locomotives passed on to the William Luxembourg Railway (fr).
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References
Further reading
- 2-6-0 locomotives
- Locomotives of Prussia
- Railway locomotives introduced in 1892
- Standard-gauge locomotives of Germany
- 1′C n2 locomotives
- Freight locomotives
- Berliner locomotives
- AG Vulcan Stettin locomotives
- Hanomag locomotives
- Henschel locomotives
- Schichau-Werke locomotives
- Humboldt locomotives
- Arnold Jung locomotives