kkStB 9

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kkStB 9 / SB 9 / BBÖ 9
kkStB series 9
kkStB series 9
Numbering: kkStB 9.01–38
SB 9 1401–1404
BBÖ 9.01–38
BBÖ 9.401–404
Number: kkStB: 38
SB: 4
BBÖ: 42 (from kkStB and SB)
Manufacturer: StEG , Floridsdorf , BMMF
Year of construction (s): 1898-1903
Retirement: BBÖ: until 1938
Type : 2'C n2v
Length over buffers: 17,871 mm
Length: 11,448 mm (locomotive)
Height: 4,570 mm
Fixed wheelbase: 3,900 mm
Total wheelbase: 8,460 mm
Wheelbase with tender: 14,404 mm
Service mass: 69.1 t
Friction mass: 43.5 t
Top speed: 90 km / h
Driving wheel diameter: 1,820 mm
Impeller diameter front: 1,034 mm
Number of cylinders: 2
HD cylinder diameter: 530 mm
LP cylinder diameter: 810 mm
Piston stroke: 720 mm
Boiler overpressure: 14 atm
Grate area: 3.10 m²
Radiant heating surface: 15.50 m²
Tubular heating surface: 172.00 m²
Tender: 9 , 56 , 156 , 256 , 76 , 86 , 88
Water supply: 16.8 m³
Fuel supply: 6.8 tons of coal

The steam locomotive series kkStB 9 was a fast - Tender Lokomotiv series of kk Austrian National Railways (kkStB) and the Südbahngesellschaft .

Group photo with 9.01 and designer Karl Gölsdorf (2nd from right), probably on the occasion of a test drive
Series 9 locomotive on a makeshift bridge of the Austro-Hungarian Railway Regiment

Karl Gölsdorf designed this express train locomotive for hilly routes , in which he only introduced a few innovations. The locomotive type was the last to use an external frame. The composite machine had the time of their emergence mm one of the largest low-pressure cylinder diameter in Europe, namely the 810th While the controls were external, the internal cylinders and connecting rods made maintenance considerably more difficult. Most noticeable was the large steam collector with a length of 4.4 m on the top of the boiler, which was supposed to hold the large amount of steam required for uphill travel.

Row 9, however, did not deliver the performance that was expected of it. This was mainly due to the internal resistance of the engine.

A total of 38 pieces were delivered by the StEG locomotive factory , the Floridsdorf locomotive factory and the Bohemian-Moravian machine factory.

In 1901, the Südbahngesellschaft purchased four of this series of locomotives from the StEG locomotive factory for use in the Puster Valley .

After the First World War , the kkStB locomotives came to the BBÖ , which rebuilt 19 of them between 1922 and 1928. The converted machines were given the designation 409 . The remaining machines were retired by 1938.

The southern railway machines came to the BBÖ after the southern railway was nationalized in 1923. They were given the designation 9.401–404 and were retired in 1929.

For the sake of completeness, it should be noted that the numbers  9.01–05 at the kkStB had already been assigned to locomotives of the Arlbergbahn . But these were renumbered in 1891 in kkStB 28.01-05.

literature

  • Locomotive types of the kk landesbef. Machine factory in Vienna of the priv. Austro-Hungarian State Railway Company . M. Engel & Sohn, kk Hof-Buchdruckerei und Hof-Lithographie, Vienna 1888.
  • Herbert Dietrich: The Südbahn and its predecessors . Bohmann Verlag, Vienna 1994, ISBN 3-7002-0871-5 .
  • Karl Gölsdorf: Locomotive construction in old Austria 1837–1918 . Slezak publishing house, Vienna 1978, ISBN 3-900134-40-5 .
  • Helmut Griebl, Josef Otto Slezak, Hans Sternhart: BBÖ Lokomotiv-Chronik 1923–1938 . Slezak publishing house, Vienna 1985, ISBN 3-85416-026-7 .
  • Adolf Hofbauer: The 2'C-Naßdampf-Verbund express locomotives of the 9 series - conversion successes with Austrian steam locomotives around 50 years ago . In: Wolfgang Messerschmidt (Ed.): Locomotive magazine . No. 78 . Franckh'sche Verlagshandlung, W. Keller & Co. , 1976, ISSN  0458-1822 , p. 230-240 .
  • Bernhard Schmeiser: Haswell, StEG and Mödling locomotives 1840–1929 (reprint) . Slezak publishing house, Vienna 1992, ISBN 3-85416-159-X .
  • Heribert Schröpfer: Locomotives for Austrian railways - steam locomotives BBÖ and ÖBB . alba, Düsseldorf 1989, ISBN 3-87094-110-3 .
  • Johann Stockklausner: Steam company in old Austria . Slezak Verlag, Vienna 1979, ISBN 3-900134-41-3 .

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