bids are invited for supply, installation, testing and commissioning of central ac plant at ietp control room supply of packaged hvac for ietp control room: a. 3 water cooled packaged acs each with 17 tr capacity ( minimum ) - configured as 2 working and 1 stand-by for continuous operation. each package ac unit includes: hermetically sealed multi scroll compressors, water cooled condenser, fan section with blower driven by motor, multi rows cooling coil of copper with aluminum fins etc ) b. cooling tower 80tr capacity along with associated g.i. class b pipes and fittings including necessary instrumentation, bends, tees, reducers and necessary valves and assemblies to be supplied and installed by vendor as per site requirement. cooling water pumps of reputed makes to be supplied for cooling water circuit. c. local control panel for 3 phase supply with all hvac / pumps / accessories local controls and indications. supplied along with associated electrical cables to interconnect the package ac units and pumps., supply, install, commission and handover complete hvac system on turnkey basis. ,