tender for replacement of old hvac equipments of guest c wings at iiser pune -supply, installation, testing & commissioning of modular type variable refrigerant flow/variable refrigerant volume air cooled outdoor units suitable for coolinghaving 100% hermetically sealed inverter type twin rotary/scroll compressor(s),microprocessor based controller, top discharge type condensing unit(s), with r410-a refrigerant or equivalent, vibration isolators with suitable foundation etc. complete as required. to have better efficiency condenser fan shall be capable tooperate at different speed with respect to load. the unit shall deliver the rated capacity and in confirmation as per is 18728:2024 and cpwd specifications andwork even at 50°c ambient temperature without tripping. the system shall be able to deliver 100% of the rated capacity upto 39 degree celcius.the unit shall besuitable to work on 400v +/- 10%, 3 phase, 50hz ac power supply. the unit shall be filled with first charge of the refrigerant and ready for use as required. thecondenser should be coated with a hydrophilic film to prevent water accumulation on the surface of the heat exchanger, enhance water dispersion, and reduce therisk of degradation, thereby improving overall performance and durability. supply, installation, testing & commissioning of modular type variable refrigerant flow/variable refrigerant volume air cooled outdoor units suitable for coolinghaving 100% hermetically sealed inverter type twin rotary/scroll compressor(s), microprocessor based controller, top discharge type condensing unit(s), with r410-a refrigerant or equivalent, vibration isolators with suitable foundation etc. complete as required. to have better efficiency condenser fan shall be capable tooperate at different speed with respect to load. the unit shall deliver the rated capacity and in confirmation as per is 18728:2024 and cpwd specifications andwork even at 50°c ambient temperature without tripping. the system shall be able to deliver 100% of the rated capacity upto 39 degree celcius.the unit shall besuitable to work on 400v +/- 10%, 3 phase, 50hz ac power supply. the unit shall be filled with first charge of the refrigerant and ready for use as required. thecondenser should be coated with a hydrophilic film to prevent water accumulation on the surface of the heat exchanger, enhance water dispersion, and reduce therisk of degradation, thereby improving overall performance and durability.