Indian Railways locomotive class WAM-2/3

The Indian locomotive class WAM- 2/3 was a class of 25 kV AC electric locomotives that was imported from Japan in the 1960s for Indian Railways. The model name stands for broad gauge (W), AC Current (A), Mixed traffic (M) locomotive, 2nd generation (2). A total of 38 WAM-2/3 locomotives were built by The Japanese Group (a consortium of Mitsubishi, Hitachi and Toshiba) between 1960 and 1964. They entered service in 1960.

WAM-2/3
Drawing of the locomotive.
Type and origin
Power typeElectric
BuilderMitsubishi, Toshiba, Hitachi
Build date1960–1964
Total produced38 (36 WAM-2 + 2 WAM-3)
Specifications
Configuration:
​
 • AARB-B
 • UICBo-Bo
Gauge5 ft 6 in (1,676 mm)
Bogies2 axle bogies with fabricated frame and swing bolster, axle hung traction motors
Wheel diameterNew:1,120 mm (3 ft 8 in)
Half worn: 1,092 mm (3 ft 7 in)
Full worn: 1,064 mm (3 ft 6 in)
Length14.600 m (47 ft 10+13⁄16 in)
Width3.152 m (10 ft 4+3⁄32 in)
Height4.165 m (13 ft 7+31⁄32 in)
Axle load19,000 kg (42,000 lb)
Loco weight76,000 kg (168,000 lb)
Electric system/s25 kV 50 Hz AC AC Overhead
Current pickup(s)pantograph
Traction motorsMitsubishi MB 3045-A (745hp, 725V, 815A, 1000 rpm, weight 2200kg).
Loco brakeAir
Train brakesvacuum train brakes.
Performance figures
Maximum speed120 km/h (75 mph)
Power outputMAX:2910HP Continuous: 2,790 hp (2,081 kW)
Tractive effortStarting : 25,240 kgf (247.5 kN; 55,600 lbf)
Career
OperatorsIndian Railways
Numbers20300-20335(WAM-2) 20336 & 20337(WAM-3)
LocaleER-SER-NER-NR
DispositionRetired

The WAM-2/3 served both passenger and freight trains for over 40 years. As of January 2020, all locomotives have been withdrawn from service and were scrapped.

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.