supply of supply of roof mounted ac package unitsupply of roof mounted ac package unit,supply of roof mounted ac package unit (rmpu) type-i for lhb eog coaches in coach set, consisting of rmpu with r407c refrigerant-02 nos. to the rdso specification no. rdso/pe/spec/a c/0061-2005 rev. 1 or latest and microprocessor controller unit-01 no. as per rdso specification no. rdso/pe/spec/ac/0139-2009 rev. 1 or latest, type -1 complete with accessories as per scope of sup ply as envisaged in the rdso specification with supply of bellows set consisting of 01 no. supply air b ellow, 02 nos fresh air bellows & 02 nos. return air bellows ducts made of meta aramid / para arami d fabric with silicon rubber coating on both sides for lhb eog/hog type ac coaches as per rdso spe cification no. rdso/pe/spec/ac/0197-2020.(rev-0) or latest .scope of supply as per clause no. 2 of th e above specification. one coach set is 02 nos roof mounted ac package units. [ warranty period: 30 months after the date of delivery ] ]