bids are invited for sitc of window ac and buyback - supplying , installation, testing and commissioning of window type air conditioners complete with copper power cable upto 3 mtr, wireless remote, suitable for working between 180 to 260v with low & high voltage cutoff and 50hz ,1 phase ac supply capable of performing, cooling, dehumidification, air circulation, r 32 or r 410a or r 407b green refrigerant with scroll or rotary compressor with min 5 year original equipment manufacturer oem warranty both compressor and printed circuit board pcb, antifreeze thermostat on the coil as a safety feature,complete with fixing including t&p & labour etc as required complete in all respect as specified of following capacity. sound level of up to 50db inside the room is acceptable. the unit shall be in confirmation with is 1391 part i 2023 and cpwd specification. the system shall be able to deliver 100 percent of the rated capacity upto 42 degree c. the system shall be able to operate up to 50 degree c out door ambient temperature. buy back of old ac units on wherein whereas basis. , sitc of hi wall split systems and buyback - supplying , installation, testing and commissioning of air cooled hi wall split type air conditioners complete withindoor unit idu, out door unit odu, surface or concealed copper refrigerant piping with insulation closed cell elastomeric nitrile rubber tubular pipe section upto 3 mtr idu to odu , copper power cable upto 3.5 mtr idu to odu ic drain pipe r 32 or r 410 or r 407 green refrigerant,wireless remote control, suitable for working between 180 to 260v with low & high voltage cutoff and 50 hz ,1 phase ac supply capable of performing cooling, dehumidification, air circulation of following capacity with scroll or rotary compressor. the system shall be able to deliver 100 percent of the rated capacity upto 42 degree c. min 5 year original equipment manufacturer oem warranty both compressor and printed circuit board pcb. must comply electrical cable is 6