SITC of VRF air conditioning system of 80 HP 2 x 22 HP 2 x 18 HP and associated works including the buyback of existing VRF system in 3rd floor New Core lab building Ph 3 at IIT Kanpur

SECTION - 'A'

OUTDOOR UNITS

Supply, installation, testing and commissioning of air cooled Variable refrigerant volume /Variable refrigerant flow air conditioning system suitable for cooling and heating by using all inverter driven scroll compressors of Blue Star make with inter connection of the existing Blue Star Make indoor units. Outdoor units with individual controller and with all fittings and accessories etc complete in all respect as required . Installation shall include unloading, lifting and shifting of all machines and all associated material to roof top, all type of field wiring, power wiring and control wiring to out door units, between out door and existing indoor units , power wiring from main DB to all outdoor units and as per site requirement complete with all minor civil work as required as per given specifications and having following items: Supply of (Cooling & Heating), with Single scroll inverter compressors, to be able to work till 56 degree centigrade, and work with flexible to operate even under extreme low load condition i.e less than 20 % . It should come with special pre- coated fins, panel, corrosion resistant & hydrophilic treatment coated condenser, electrical & microprocessor panel, isolating valves, factory gas charged for proper functioning of the units, full charge of refrigerant gas (R-410a), having following approximate capacities. with the criteria of non stop cooling up-to -10 to 56 degree Centigrade. Refrigerant cooled inverter drive. ODU should be top discharge only, Capacity as listed below.

ODU 22HP (nominal or higher capacity)

ODU 18HP (nominal or higher capacity)

INDOOR UNITS

Supply, Installation, testing and commissioning of Cassette Type Indoor units equipped with, pre-filter, fan section with suitable static fan, multispeed motor, coil section with DX coil, outer cabinet, drain pan, drain pump, , unit should include insulation, pipe connections, variable evaporative temperature control and with cordless remote etc. of various capacities as per specifications and drawings.Make - Blue Star)

Cassette Type Indoor Units - 2TR

Supplying, Installation, Testing and Commissioning of Y/T/Multi Joints. Joints shall be of same Original Equipment Manufacturer (OEM) make as of ODUs and IDUs

Y- joints for refrigerant piping (pair). Outdoor Multi Joint