replacement of old worn out split acs with energy saving acs at dip old sectt . , delhi . , supplying , installation , testing & commissioning of invertor type ac unit of following capacity suitable for operation on 220v + 10% single phase 50 hz hv ac supply complete with energy efficient compressor type of refregent r32/410 , copper condenser ref . pipe , indoor & outdoor unit , complete in all respect & with cordless remote , refregent pipings & necessary 5 core flexible copper wire of suitable rating/size upto 3 mtr length and pvc drain piping up to suitable place/ location i/c connection etc , as reqd . ( i/c buy back of dismantle material ) . 2 . 0 tr split type ac unit ( 7000 watts ) , dismantling of old worn compressor from wtac/split ac and installation of new compressor of emerson or similar make i/c brazing copper refrigerant piping , pressure testing , flushing , dehydration , vaccumising of the unit replacement of required copper pipe , filter etc . i/c testing & commissioning etc complete as reqd . i ) 2 . 0 tr capacity ( 7000 watts )