Dismantling of existing old outlived air-conditioners and SITC of

Amount

WORK -1(at 2nd floor WCD) Supply, installation, testing, and commissioning of 8.5 TR Inverter air-cooled Ductable split AC unit with microprocessor based controller suitable for working on R410A refrigerant complete with first charge of the refrigerant after nitrogen leak testing, vacuumisation testing and oil charging, suitable for operation on 415 V ± 10%, 3 phase, 50 Hz AC power supply complete with all component, controls, interlocks, electrical accessories, having filtration arrangement with EU2 washable courace filter having efficiency of 90 % down to 20 microns etc. as per, air cooled condenser unit etc. and as per specification and terms and conditions attached. The unit shall deliver the rated capacity at AHRI Conditions and should able to work even at 50°C ambient .

Supply, Installation, testing and commissioning including vaccumiazation and Nitrogen testing of following nominal sizes of soft/hard drawn copper refrigerant piping, complete with fittings, with suitable adjustable ring type hanger supports, jointing/brazing including accessories, insulated with XPLE Class-O tubular insulation/with Class-O closed cell elasto metric nitrile rubber tubular sleeves sections of specified thickness as given below for Suction and Liquid lines, all accessories as per specifications etc. as required : (a) 28.6mm OD (Hard drawn) with tube thickness1.2mm with19mm thick insulation

12.7mm OD with tube thickness 1.2mm with 19mm thick insulation

Supplying , Laying & fixing of 6 core x 2.5 sq.mm copper conductor PVC insulated and sheathed for control wiring etc. complete as required.

Providing and fixing of fire retardant nonporous double layer flexible connection for connecting indoor unit of 8.5 TR ductable split AC unit with existing sheet ducting i/c flange, nut/bolts etc. complete as required

Dismantling of existing 8.5 TR capacity Ductable AC Unit complete with all accessories, piping, cabling i/c Indoor & out door unit, disconnection of indoor unit from existing ducting, making good the damages etc. and stacking the same at a location/store within the building premises as directed by the Engineer-in-charge required.

SITC of PVC 32 mm (NS) (Minimum 15 kg/sq.cm pressure rated) drain water piping complete with insulation over the pipe with 9 mm thickness Nitrile rubber, adhesive etc., PVC fittings such as elbows, tees, reducers, sockets etc., supports, jointing, adhesive and any other item required to make the system complete.

Fabricating, Supply & fixing MS Angle frame of suitable size for mounting the outdoor unit of 8.5 TR capacity ductable split AC unit including painting etc. complete as required.

Supply, installation, balancing and commissioning of fabricated at site GSS sheet metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete as required as per specifications. (a)Thickness 22 G (0.63 mm) sheet

Supplying and fixing of acoustic lining of supply air duct and plenum with 25 mm thick resin bonded glass wool having density of 32 kg/m³, with 25 mm × 25 mm G.I. section of 1.25 mm thick, at 600 mm center to center covered with reinforced plastic tissue paper and 0.5 mm thick perforated aluminum sheet fixed to inside surface of ducts with cadmium plated nuts, bolts, stick pins, CPRX compound etc. complete as required and as per specifications.

Supplying and fixing of 9mm thickness duly laminated aluminum foil of mat finish closed cell Nitrile rubber (Class “O”) insulation on existing duct after applying suitable adhesive for Nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self adhesive nitrile rubber tape insulation complete as per specifications and as required.

Supplying & fixing of powder coated extruded aluminum Supply Air Grills with aluminum volume control dampers as per specification

Supplying & fixing of powder coated extruded aluminum Return Air Grills with louvers but without volume control dampers complete as required.

Supply, installation, testing and commissioning of GI volume control duct damper complete with neoprene rubber gaskets, nuts, bolts, screws linkages, flanges etc. as per specifications

WORK 2- (at 1st floor WCD) Supply, installation, testing, and commissioning of 8.5 TR Inverter air-cooled Ductable split AC unit with microprocessor based controller suitable for working on R410A refrigerant complete with first charge of the refrigerant after nitrogen leak testing, vaccumisation testing and oil charging, suitable for operation on on 415 V ± 10%, 3 phase, 50 Hz AC power supply complete with all component, controls, interlocks, electrical accessories, having filtration arrangement with EU2 washable courace filter having efficiency of 90 % down to 20 microns etc. as per, air cooled condenser unit etc. and as per specification and terms and conditions attached. The unit shall deliver the rated capacity at AHRI Conditions and should able to work even at 50°C ambient.

Supply, Installation, testing and commissioning including vaccumiazation and Nitrogen testing of following nominal sizes of soft/hard drawn copper refrigerant piping, complete with fittings, with suitable adjustable ring type hanger supports, jointing/brazing including accessories, insulated with XPLE Class-O tubular insulation/with Class-O closed cell elastometric nitrile rubber tubular sleeves sections of specified thickness as given below for Suction and Liquid lines, all accessories as per specifications etc. as required : (a) 28.6mm OD (Hard drawn) with tube thickness 1.2mm with19mm thick insulation

12.7mm OD with tube thickness1.2mm with19mm thick insulation

9.5 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation

15.86 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation

Supplying , Laying & fixing of 6 core x 2.5 sq.mm copper conductor PVC insulated and sheathed for control wiring etc. complete as required.

Providing and fixing of fire retardant nonporous double layer flexible connection for connecting indoor unit of 8.5 TR ductable split AC unit with existing sheet ducting i/c flange, nut/bolts etc. complete as required

Dismantling of existing 8.5 TR capacity Ductable AC Unit complete with all accessories, piping, cabling i/c Indoor & out door unit, disconnection of indoor unit from existing ducting, making good the damages etc. and stacking the same at a location/store within the building premises as directed by the Engineer-in-charge required.

SITC of PVC 32 mm (NS) (Minimum 15 kg/sq.cm pressure rated) drain water piping complete with insulation over the pipe with 9 mm thickness Nitrile rubber, adhesive etc., PVC fittings such as elbows, tees, reducers, sockets etc., supports, jointing, adhesive and any other item required to make the system complete.

Fabricating, Supply & fixing MS Angle frame of suitable size for mounting the outdoor unit of 8.5 TR capacity ductable split AC unit including painting etc. complete as required.

Supply, installation, balancing and commissioning of fabricated at site GSS sheet metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete as required as per specifications (a) Thickness 22 G (0.63 mm) sheet

Supplying and fixing of acoustic lining of supply air duct and plenum with 25 mm thick resin bonded glass wool having density of 32 kg/m³, with 25 mm × 25 mm G.I. section of 1.25 mm thick, at 600 mm center to center covered with reinforced plastic tissue paper and 0.5 mm thick perforated aluminum sheet fixed to inside surface of ducts with cadmium plated nuts, bolts, stick pins, CPRX compound etc. complete as required and as per specifications.

Supplying and fixing of 9mm thickness duly laminated aluminum foil of mat finish closed cell Nitrile rubber (Class “O”) insulation on existing duct after applying suitable adhesive for Nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self adhesive nitrile rubber tape insulation complete as per specifications and as required.

Supply, installation, testing and commissioning of GI volume control duct damper complete with neoprene rubber gaskets, nuts, bolts, screws linkages, flanges etc., as per specifications

Supply, installation, testing and commissioning of 2 TR capacity 4-way flow 5 star rated inverter Cassette Type split Air Conditioner unit having rated cooling capacity of 7.1 KW (24000 Btu/Hr.), ISEER 5.2 W/W complete with ceiling mounted indoor unit, cordless remote controller, out door unit with energy efficient hermetically sealed compressor, copper coil condensing unit etc. complete with all standard feature and accessories suitable for operation on single phase 230 V ± 10%, 50Hz single phase AC supply complete, as required.

Supplying, Laying and fixing 4 x 2.5 sq.mm PVC insulated PVC sheathed copper conductor armored cable etc. complete as required.

Providing and fixing 25 mm dia PVC pipe complete with all PVC fittings such as Tee/Elbow/Nipple, sealing compound etc. i/c insulation over the pipe with 9 mm thickness Nitrile rubber, adhesive etc. complete as required.

Supply, installation, testing and commissioning of wall mounted three star rated inverter split Air Conditioner unit of 2 TR capacity having cooling capacity of not less than 24000 BTU/Hr. with microprocessor controlled indoor unit, cordless remote controller, out door unit with energy efficient hermetically sealed rotary compressor, copper coil condensing unit etc., suitable for operation on single phase 220/230 V 50Hz AC supply, complete with necessary copper piping with insulation (up to 3 meter length), cabling etc. complete as required at site.

Supply, installation, testing and commissioning of wall mounted three star rated inverter split Air Conditioner unit of 1.5 TR capacity having cooling capacity of not less than 18000 BTU/Hr. with microprocessor controlled indoor unit, cordless remote controller, out door unit with energy efficient hermetically sealed rotary compressor, copper coil condensing unit etc., suitable for operation on single phase 220/230 V 50Hz AC supply, complete with necessary copper piping with insulation (up to 3 meter length), cabling etc. complete as required at site.

S/F frame of suitable size for mounting 2TR/1.5 TR capacity condensing unit of split AC unit i/c fastners etc. complete as required.

Supplying and laying of extra copper refrigerant piping with insulation suitable size for 2 TR/1.5 TR capacity wall mounted split AC unit etc. complete as required.

Repairing of the existing 1.5TR/2TR split AC units i/c replacement of the following defective items, testing etc. complete as required. a) Condenser / Blower fan motor

b) 36-55 MFD starting capacitor

c) PCB repair

Supplying and filling of the refrigerant gas in the existing 1.5Tr/2TR split AC units i/c leak testing with nitrogen, vaccumization, repairing the leakage etc. complete as required.

Servicing & overhauling of 1.5 TR/ 2TR capacity split type AC units with the help of soap water including cleaning the dirt/ dust with cloth/ brush and opening the top & side covers of the unit & cleaning/washing of the Condenser coil i/c oiling/greasing of blower/condenser fan motor etc. complete as reqd.

Dismantling of existing of 1.5/ 2.0 TR capacity split type AC units from the existing location, including Indoor, outdoor unit and piping, disconnecting from the supply and placing the AC at desired location in the building as per directions of engineer in charge etc complete as reqd.

ITC of 1.5/ 2.0 TR capacity Split type AC unit including, fixing of indoor and outdoor unit, connecting copper piping, drain pipe , brazing, & electrical connections etc. complete as reqd.

xaveint solutech