RENFE Class 251

The RENFE Class 251 is a class of electric locomotives operated by Renfe in Spain. They are based on the JNR Class EF66 operated in Japan.[1]

RENFE Class 251
A Class 251 hauling a freight train in January 2016
Type and origin Power type Electric Builder Mitsubishi Heavy Industries, CAF, MACOSA Electrical equipment: Mitsubishi Electric, Westinghouse Build date 1982 Total produced 30
Specifications Configuration: ​  • AAR B-B-B Gauge 1,668 mm (5 ft 5 ^21⁄32 in) Length 20.7 m (67 ft 11 in) Loco weight 138 t Electric system/s 3000 V DC overhead catenary Current pickup(s) Pantograph
Performance figures Maximum speed 100 km/h (60 mph) 160 km/h (100 mph) Power output 4,650 kW (6,236 hp)
Career Operators Renfe Class Serie 251 de Renfe Numbers 251.001–251.030 Disposition Spain

Technical specifications

The locomotives have a B-B-B wheel arrangement,[2] and are equipped with monomotor bogies, which have switchable gear ratios.[1] Their maximum axle load is 23 tonnes.[3]

History

The locomotives were introduced in 1982. A total of 30 locomotives have been built.[1] They are mainly used on freight services.[3]

• 
  Japanese Class EF66, from which the Class 251 is derived

References

Footnotes

1. Johnston, Howard; Harris, Ken (2005). Jane's Train Recognition Guide. HarperCollins. p. 344. ISBN 978-0-06-081895-1.
2. Harris, Ken, ed. (2005). Jane's World Railways 2005-2006 (47th ed.). Jane's Information Group. p. 415. ISBN 0 7106 2710 6.
3. Ross, David; et al. (2007). The Encyclopedia of Trains & Locomotives (Paperback ed.). Amber Books. p. 476. ISBN 978-1-905704-45-3.

Further reading

• "Locomotoras eléctricas 250 y 251" [Electric locomotives 250 and 251] (PDF). Vía Libre (in Spanish). Fundación de los Ferrocarriles Españoles. June 2005. pp. 107–114. Archived from the original (PDF) on 2007-09-27.