Controller For Roof Mounted AC Package Unit

This Controller for Roof Mounted AC Package Unit of LHB Coaches and Double Decker Coaches is a Microcontroller based unit developed to control the sub-systems  of the RMPU automatically according to the Heating, Ventilation and Air-Conditioning (HVAC) algorithm to provide accurate control thus resulting in  comfort  to  passengers RDSO Specification: RDSO/PE/SPEC/AC/0139-2009 REV.1Approved by RDSO (Research Designs & Standards organization),  Ministry of Railways,Govt. of India.