Alstom 311.1

Built by GEC Alsthom, Siemens

Top speed

80 km/h

50 mph

Power output

794 kW

1,065 hp

Weight

80 t

176,370 lb

Length

14.2 m

46 ft 7 in

Track gauge

1,668 mm

Iberian gauge

Years built

1989–1991

61 units

Overview of the Alstom 311.1

Discover the robust 311.1 diesel locomotive, a testament to Spanish railway engineering. Built by GEC Alsthom and Siemens between 1989 and 1991, this powerful machine weighs 80 tons and boasts an impressive 794 kW power output.

With a top speed of 80 km/h and a tractive effort of 255 kN, the 311.1 has been a workhorse for Administrador de Infraestructuras Ferroviarias (ADIF) and Renfe Operadora in Spain. Its 1668 mm gauge and Bo'Bo' UIC axle configuration ensure excellent stability and performance.

Measuring 14.2 meters in length, 2.9 meters in width, and 4.25 meters in height, this locomotive exemplifies durability and efficiency, making it a notable addition to any rail enthusiast's collection.

Alstom 311.1 technical specifications

	Value	Imperial / US
Series	GA DE900
Built by	GEC Alsthom, Siemens · 1989–199161 units
Top speed	80 km/h50 mph	50 mph
Power output	794 kW1,065 hp	1,065 hp
Tractive effort	255 kN57,326 lbf	57,326 lbf
Track gauge	1,668 mmIberian gauge5 ft 5⅝ in	5 ft 5⅝ in
UIC axle arrangement	Bo'Bo'
Length	14.2 m46 ft 7 in	46 ft 7 in
Width	2.9 m9 ft 6 in	9 ft 6 in
Height	4.25 m13 ft 11 in	13 ft 11 in
Weight	80 t176,370 lb	176,370 lb