The Ee 922 is a class of 21 electric shunting locomotives built since 2009 by Stadler Rail for Swiss Federal Railways. The locomotives are based on Stadler's BUTLER family of shunting locomotives.[1]

SBB Ee 922
Ee 922 seen at Zürich Hauptbahnhof shortly after delivery.
Type and origin
Power typeElectric
BuilderStadler Rail
Build date2009–2010
Total produced21
Specifications
Configuration:
  Whyte4wOE
  UICBo
Gauge1,435 mm (4 ft 8+12 in)
Wheel diameter1100 mm[1]
Wheelbase4000 mm[1]
Length8800 mm[1]
Width3100 mm[1]
Height4306 mm[1]
Loco weight44 tonnes (43.3 long tons; 48.5 short tons)
Electric system/s15 kV  16.7 Hz AC and 25 kV 50 Hz AC, both supplied by overhead line
Current pickupPantograph
Traction motorsTSA TMF 61-55-6[2]
Gear ratio1 : 5.95 (Gmeinder GGT240S/595)[3]
Performance figures
Maximum speed100 km/h (62 mph)
Power output612 kW (821 hp)
Tractive effort120 kN (27,000 lbf)[1]
Career
OperatorsSwiss Federal Railways
Numbers922 001 – 922 021
DeliveredFrom July 2009

Ordered in 2007, the units were delivered from 2009 to 2010. The locomotives are used for shunting passenger stock at terminus stations across Switzerland.[4]

See also

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References

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  1. 1 2 3 4 5 6 7 Stadler Bussnang AG. "ELEKTRISCHE ZWEIFREQUENZ-RANGIERLOK BUTLER Schweizerische Bundesbahnen SBB, Schweiz" (PDF) (in German). Archived from the original (PDF) on 2017-05-27. Retrieved 2026-04-23.
  2. Traktionssysteme Austria GmbH. "Stadler Rail Ee922 Locomotive for SBB (Schweizerische Bundesbahnen)". TSA. Archived from the original on 2026-04-23. Retrieved 2026-04-23.
  3. "Radsatzgetriebe für Lokomotive". Gmeinder. Archived from the original on 2024-11-21. Retrieved 2024-11-21.
  4. "Stadler Ee 922". Railcolor.net. Retrieved 26 September 2009.