Russian locomotive class A

The Russian locomotive class A was a series of Russian steam locomotives from the early 20th century, among the most powerful produced in the country at that time, with a top speed of 115 kilometers per hour.[1]

Russian locomotive class A
Ab 132, which had been converted to a class B in 1912.
Type and origin
Power typeSteam
BuilderKolomna Locomotive Works
Hanomag
Henschel & Son
Sormovo Works
Voroshilovgrad Locomotive Works
Kharkov Locomotive Factory
Build date1892, 1894-1907
Total produced533
Specifications
Configuration:
 • Whyte4-6-0
Gauge1,524 mm (5 ft)
Leading dia.1,030 mm (3 ft 5 in)
Driver dia.1,830 mm (6 ft 0 in)
Length10.437 m (34 ft 2.9 in)
Axle load13.8–14 t (13.6–13.8 long tons; 15.2–15.4 short tons)
Empty weight58 t (57 long tons; 64 short tons)
Service weight60.3 t (59.3 long tons; 66.5 short tons)
63.5 t (62.5 long tons; 70.0 short tons)
Firebox:
 • Grate area1.85 m2 (2,870 sq in)
CylindersTwo, outside
Cylinder size500 mm × 710 mm (20 in × 28 in)
or 500 mm × 730 mm (20 in × 29 in)
Performance figures
Maximum speed115 km/h (71 mph)
Career
OperatorsRussian Imperial Railways
Soviet Railways

One example, shown here, was the Ab type, with a Schmidt superheater, with the number between the couplers indicates Ab 132, produced at the Briansk locomotive factory in 1909.[1]

References

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  1. ^ a b "Steam Engine "Kompaund" with a Schmidt Super-Heater". World Digital Library. Library of Congress. Retrieved January 9, 2019.