Dear Sir,The details of the AC Units for rail coaches are as under:a. Capacity: 5 Ton to 7 Ton each unit.b. Design: Roof Mounted placed on two ends of each coach for one unit, for example the 5 Ton will be split into two units each may be 2.5 ton at two ends of the coach for equal distribution of the cold air.c. Intial requirement: 12 Units which will gradually increase to more.d. Offer: To be submitted in US $ per unit in C & F Chittagong, Bangladesh.The approximate diagram is attached for your ready reference please.Thank and regardsCountry:Bangladesh