The Y class was a class of 18 diesel locomotives built by British Thomson-Houston and Clayton Equipment Company for the Western Australian Government Railways between 1953 and 1955. British Thomson-Houston supplied the electrical control equipment but the mechanical work, assembly and testing was carried out by Clayton Equipment Company at their premises in Hatton, Derbyshire.[1] The locomotives carried separate builders plates for each company.

Western Australian Government Railways
Y1114 at Picton Yard in December 1986
Type and origin
Power typeDiesel-electric
BuilderBritish Thomson-Houston at Clayton Equipment Company
Serial number1011–1028
ModelBritish Thomson-Houston 1850
Build date1953–1955
Total produced18
Specifications
Configuration:
 • AARB-B
 • UICBo-Bo, Bo′Bo'
Gauge1,067 mm (3 ft 6 in)
Length10.02 m (32 ft 10 in)
Loco weight39 t (38 long tons; 43 short tons)
Fuel typeDiesel
Prime moverPaxman 12RPHL
GeneratorBritish Thomson-Houston RTB8844
Traction motorsBritish Thomson-Houston 124PV, 4 of
Performance figures
Power output306 kW (410 hp)
Career
OperatorsWestern Australian Government Railways
Number in class18
NumbersY1101-Y1118
First runNovember 1953
PreservedY1101, Y1102, Y1107, Y1108, Y1114, Y1115, Y1116
Disposition7 preserved, 11 scrapped

They were used as shunters, primarily in Perth and Fremantle although some did haul freight services in the Geraldton and Pinjarra areas.[2]

They were withdrawn by 1990 with seven being preserved:[3][4][5]

  • 1101 at the Railway Museum, Bassendean (as of January 2024)
  • 1102, 1107, 1114, 1115 at the Pemberton Tramway Station (as of August 2023)
  • 1108 at the Boulder Railway Station, Kalgoorlie (as of September 2023)
  • 1116 at the South West Rail & Heritage Centre, Boyanup (as of February 2023)

References

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  1. ^ Gunzburg, Adrian (1968). WAGR Locomotives 1940-1968. Perth: Australian Railway Historical Society W.A. Division, Inc. p. 36.
  2. ^ "Paxman Diesels for the World's Railways (1957)". www.paxmanhistory.org.uk. Retrieved 17 November 2022.
  3. ^ "Y Class". www.pemtram.com.au. Retrieved 17 November 2022.
  4. ^ "Rail Heritage WA Exhibits". www.railheritagewa.org.au. Retrieved 17 November 2022.
  5. ^ "Y class (WA, Diesel)". Railpage. Retrieved 17 November 2022.