Providing Air conditioners for the SCADA Control room in the ground floor of MLDC Block in TNEB Head quarters complex

Supply and installation of 2.0 ton, 3 star, Non-inverter models split model single phase 230V 50 Hz AC supply operated high wall mounting AC unit with standard length of copper tube between IDU&ODU, mounting and supporting arrangements for IDU&ODU as per the site conditions. (Cooling and condenser coils in outdoor and indoor unit should be in copper only). Make : Carrier / Daikin / Equivalent .

Supply and laying of 5/8” and 3/8” copper pipe with insulation (Extra beyond 3 metres supplied with AC unit) for 2.0 ton Split Model AC

Supply and fixing of 20A DP plug and socket in sheet enclosure with 32A DP MCB in Surface with wall with earthconnection (For AC Plug)

Supply and installation of wall mounted precision type cooling units suitable for critical technology/ equipment room, with operating voltage of 415V, Frequency (50Hz), 3 Phase, Net cooling Capacity: 2 tr, high sensible heat ratio (SHR> 0.9), air flow (1900 CMH) . Each unit shall facilitate installation in small areas shall feature robust design to run 24 x 7 , auto restart function, monitoring with unit to unit communication and ease of service. the indoor unit shall comprise of metallic body construction , Evaporator Coil type : Hydrophilic coated fin-tube, Condenser coil type : Air cooled: Hydrophilic coated fin tube, Compressor type : Fixed Scroll, washable filters, expansion valves, R407C refrigerant, microprocessor controller, G 4 filter suction and discharge piping, internal power and control wiring HP/LP cutouts , power and control contractors Rs 485 card for monitoring and other electrical & safety accessories. Outdoor cabinet consist of compressor, fan with single phase motor and condenser, Controller for : Auto sequencing for 3 units should be done for load sharing , alarm generation, remote monitoring feautres, corded remote,Inclusive of Nitrogen pressure testing , vaccumisation, commissioning , lifting, shifting, positioning of units Charges., Charges for Sequencing of the PAC units with required N/W switch and cabling, towards charging of refrigerant gas R407c in the high performance precision equipment cooling split AC unit, Charges for Supply and laying of 5 C x 2.5 sqmm PVC insulated, overall sheathed 1.1KV grade copper conductor armoured cable for power cable between isolator to indoor units & IDU to ODU along with necessary supports clamps etc., Charges for Supply and laying of 6 C x 1.5 Sqmm PVC insulated , overall sheathed 1.1KV grade copper conductor armoured cable for control cable between IDU to ODU along with necessary supports clamps etc., Charges for Supply and erection of condensate drain pipe made out of hard pvc pipe, water "U " trap pipe supports, clamps including nitrite rubber insulation, Charges for IDU & ODU Stand., Supply and laying of 4C x 6 Sq.mm Copper armoured cable with end termination, Supply and fixing of 32 Amps Industrial plug and socket along with 32 Amps 4 Pole MCB. Make & Model of AC: Vertiv SRC / Equivalent

Supply and laying of Inter connection superior quality copper piping between indoor & outdoor unit of suitable sizing for the precision AC. Copper will be dul insulated in a nitrile rubber both (suction & discharge line)

Supply and run of 4 of 4.0 Sq.mm (56/0.3) PVC insulated multistrand Cu.conductor of 1100V Grade in suitable Rigid PVC pipe on wall and ceiling with continuous earth wire connection of 1 of 2.5 Sq.mm (36/0.3) PVC insulated multistrand Cu.conductor of 1100V Grade.

GST for bidders within TamilNadu Note : Bidders within Tamil Nadu shall enter values separately for SGST and CGST and shall enter the value as "Zero" for IGST.

GST for bidders outside TamilNadu Note: Bidders outside Tamil Nadu shall enter value only for IGST and shall enter the value as "Zero" for SGST and CGST .