bids are invited for 2.0 toncasset ac - supply of ceiling mountedinverter type 2 tr cassette air conditioner with r410 -a refrigerant gas 4 ways,fan motor should be bldc,comprosser should be twin rotary and machine can work in a single phase main power supply to the out door unit. also there should bethe minimum cop 3.0capable of operation up to 53 deg ambient temperature.sound level should be a minimum of 44 db(a). out door unit fins shoule be corrosion resistance heat exchanger protative coat for the salinity climate, and inverter type hi wall split ac with dual inverter systems. , coper pipe - supply and laying of copper piping for 2 tr cassetteac:supply and laying of copper refrigerant piping (liquid and gas) of size as per manufacturers specifications with 19/20 mm nitrile rubber insulation with all accessories such as bends, elbows, unions, etc., brazing/soldering, clamping/binding with suitable tie knots, providing insulation with suitable material as per latest industry standard etc.with casing capping of suitable size for 2 tr cassette ac. the length of piping provided as standard kit shall be excluded at the time of measurements. piping to be laid properly with clean holes at a slope in the wall using core cutting machines, pvc sleeve lining and packing with cement plaster to prevent any ingress of rain water. , drain pipe - supply and laying of drain pipe for 2 tr cassete ac as per manufacturerss specification.care to be taken to provide sufficient negative gradient for gravity flow of condensate. , cable - supply and laying of control cable between indoor and outdoor unit as per manufacturers recommendation for 2 tr cassete ac , installation - standard installation charges for cassette ac , power supply - main power supply cable to the near to odu , stabilizer - stabilizer for cassette ac 5 kva 230 input total quantity : 1