supply of ceiling mounted inverter type 4 way cassette air conditioner of capacity 2 tr , supply, installation, testing and commissioning of ceiling mounted inverter type 4 way casse tte air conditioner of capacity 2 tr of rated cooling capacity 24000 btu(min), with 100% copper condenser outdoor unit fan motor should be propeller bldc type, operating voltage 220 vac, 50hz,input power 2.13 kw. high head drain pump should be provided for proper drainage of condensed dew drops generated from evaporation. outdoor unit fins should be corrosion resistance heat exchanger protective coat for the saline climate. warranty on machine should be of 2 years and 10 years on compressor [ warranty period: 24 m onths after the date of delivery ] ]