The first of six 13-car diesel-electric multiple-units which India's Integral Coach factory is building for Sri Lanka Railways was unveiled in Chennai on November 12.Each unit will have two driving power cars with an 1 800 hp engine, IGBT converters, three-phase transmission and also four economy class seats. There are two driving trailer cars in each set each with 60 economy class seats, plus two air-conditioned chair cars with 52 rotatable seats and infotainment systems. Two business class chair cars have 64 unidirectional bucket seats equivalent to first class in suburban trains, and the five economy class coaches with 90 cushioned bench seats are equivalent to suburban second class.
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