Renfe Class 250

The Renfe Class 250 was a class of electric locomotives operated by Renfe in Spain, built by Krauss Maffei and CAF, with Brown, Boveri electrical equipment.^[1]

Renfe Class 250
Locomotive 250 004 in November 2008
Type and origin Power type Electric Builder Krauss Maffei, CAF Electrical equipment: BBC Build date 1982–1988 Total produced 40 (35 + 5)
Specifications Configuration: ​  • AAR C-C  • UIC C'C' Gauge 1,668 mm (5 ft 5+21⁄32 in) Bogies monomotor, pivot-less, axlebox guidance by Watt's linkages Wheel diameter 1250 mm (new) Wheelbase 3600 mm (bogie), 13800 mm (locomotive) Length 20.0 m (65 ft 7 in) Width 3.13 m (10 ft 3 in) Height 3.82 m (12 ft 6 in) carbody roof 4.29 m (14 ft 1 in) roof hatches, with pantos down Frame type outside, fully sprung Axle load 20,67 t, 21,67 t Loco weight 124 t, 130 t Electric system/s 3000 V DC overhead catenary Current pickup Pantograph Traction motors 2x series-wound, twin-armature, bogie-mounted "6 EDO 8146" Transmission gears (monomotor bogies, changeable transmission at standstill) with BBC rubber-sprung, tubular-shaft, resilient cardan drives Train heating electric Loco brake pneumatic, electric Train brakes pneumatic
Performance figures Maximum speed 100 km/h (60 mph) 160 km/h (100 mph) Power output 4,600 kW (6,169 hp) (cont.) 4,940 kW (6,625 hp) (one-hour) Tractive effort 410 kN / 256 kN (starting) 316 kN / 197 kN (cont.) Brakeforce 251 kN @ 13...58 km/h 157 kN @ 21...93 km/h (electric)
Career Operators Renfe Class Serie 250 de Renfe Numbers 250 001–250 035 250 601–250 605 Disposition Spain

Variants

The fleet consisted of 35 Class 250 locomotives, numbered 250 001–035, and five Class 250.6 locomotives, numbered 250 601–605, which are equipped with chopper control.^[2]

• 
  250 601 in July 1987

Technical specifications

The locomotives have a C'C' UIC wheel arrangement,^[3] and are equipped with monomotor bogies, which have switchable gear ratios.^[2] Their maximum axle load is 22 tonnes.^[1]

History

The locomotives were introduced in 1982. A total of 40 locomotives have been built. They were mainly used on freight services by Renfe's Cargas freight and Transporte Combinado intermodal divisions.^[2]