WAP-4, the red beast of Indian Railways, is one of the successful electric traction locomotive in passenger train sector. Total of 778 WAP-4s were built by CLW till 2015. Out of which 773 WAP-4 are still in active duty. WAP-4 was mainly built for hauling 24-26 coaches at a speed of 110 Km/h even though the max speed of WAP-4 is 140 km/h . WAP- .. More |