bids are invited for supply of 7tr hpac units - sub head isupply ofprecision pac units, supply of microprocessor based air cooled type super low noise 7 tr sensible coolingcapacity top or bottom discharge type as per requirementprecisionairconditioningunitworkingonr407c/r410arefrigerantand capable of delivering minimum 3850 cfm comprising of indoor and outdoor units as detailed below with all components i/c humidifier and heater, controls, provided with bms connectivity and interlocking, electrical accessories, refrigerant piping within unit, initial charge of refrigrent and oil, serrated rubber pads, filters having 95 percentage efficiency down to 5 microns including sequential control and run hour equalization etc, as per detailed specifications attached. noterates of refrigerant pipe to be quoted separately in sh iii , itcpackage ac unit and condensers - sub head iiitc ofprecision pac units, installation, testing and commissioning of the above package ac unit and condensers including providingpowder coated ms stand forindoor unit and corrosion treated and paintedframe for condensers, minor civil works like cutting / grouting, making good the damages, 25mmx5mm gi earth strip between indoor and outdoor unit, providing necessary scaffolding, pressure testing, vaccumising, gas charging etc. complete as required. , providing and fixing 40mm dia cpvs pipe - sub head iiimiscellaneous items, providing and fixing 40 mm dia. nominal bore frls, hms high mechanical stress, cpvc pipe from outlet socket of hpac unit complete with cpvc fittings and clamps including cutting and making good the walls etc. complete as required. , sitc of 15.86 mm dia od refrigerant pipe - supply, installation, testing and commissioning including vaccumiazation and nitrogen testing of following nominal sizes of hard drawn copper refrigerant piping for pac system, complete with fittings, with suitable adjustable ring type hanger supports, jointing/brazing including accessories, insulated with xple c