Modification and Renovation of Electrical Installation works from Ground Floor to 7th Floor at Haj Tower, Kaikhali, Kolkata-700052- SITC of Split Air Conditioning System-3rd call.

Amount

Supply, installation, testing and commissioning of Split type AC machine having Cooling capacity range (5.2 KW-5.3 KW) with fixed speed rotary compressor, refrigerant gas R32/R410 BEE star rating-3 (ERR range 3.5 to 3.99), air flow range CFM (560- 600), both condenser and cooling coils made of copper tube connecting cord with plug top including MS bracket confirming to IS 1391(Part-I & Part-II) with all amendments(Make- Mitsubishi Electric/Mitsubishi Heavy/Daikin/ OGeneral/ Carrier/ Voltas/ Hitachi / Blue star/LG/Panasonic) Allcoation: Book Stack Room1 - 1 No Book Stack Room2 - 1 No Binding Room- 1 No Digital Room - 2 Nos Librerian Cabin - 1 No Office - 2 Nos Issuing Counter - 1 No Smart Class Room2 - 1 No 5 nos Bed room at 2nd floor- 5 Nos

Supply, installation, testing and commissioning of Split type AC machine having Cooling capacity range (6.6 KW-7.0 KW) with fixed speed rotary compressor, refrigerant gas R32/R410 BEE star rating-3 (ERR range 3.5 to 3.99), air flow range CFM (780- 850), both condenser and cooling coils made of copper tube connecting cord with plug top including MS bracketconfirming to IS 1391(Part-I & Part-II) with all amendments . (Make-Mitsubishi Electric/Mitsubishi Heavy/Daikin/ O-General / Carrier/ Voltas/ Hitachi / Blue star/LG/Panasonic) Allocation: Smart Class Room1- 6 Nos Smart Class Room2 - 3 Nos Conference Room- 3 Nos Server Room - 2 Nos Reading Hall - 7 Nos

SITC including vaccumiazation and Nitrogen of testing of following nominal size of soft/hard drawn copper refrigerent piping for AC system, complete with fittings, with adjustable ring type hanger supports, jointing/brazing including accessories, insulated with XLPE class O tubular insulation/with Class-0 closed cell elastometric nitrile rubber tubular sleeves sections of specified thickness as given below for suction and liquid ines, all accessories as per specification etc. as required. 1/4'' (6.4 mm) dia (soft drawn) Cu. Pipes (As per standard BS864 or ANSIB 16.22) incl. 19 mm thick insulation.

5/8'' (15.88 mm) dia (soft drawn) Cu. Pipes (As per standard BS864 or ANSIB 16.22) incl. 19 mm thick insulation.

Supply & fixing of 3 core 2.5 sq mm Cu cable for inter connecting the indoor & outdoor units. (Make : Polycab/KEI/Finolex)

Control Cabling from Condensing Unit to Control Panel 4 Core 1.5 sq. mm. Communication Cable for Split AC, as directed by EIC. (Make : Polycab/KEI/Finolex)

Supply & laying PVC Drain pipe 25 mm dia with 6mm thick Nitrile Rubber insulation. (Suprime/Oriplast)

Supplying, fabrication & fixing s. M.S u-channel of 6 mm thick of size (75 mm x 40 mm x 40 mm) for making Base Frame/platform for installation of outdoor unit of above mentioned AC machines incl. drilling 2 nos holes in each channel, cutting holes into the wall & grouting the same with cement concrete (1:1 ½ :3) etc. fabricated with horizontal angle of 25 mm x 25 mm x 6 mm and supporting angle of 50mm x50mm x 6mm in each platform in the outer edge for transmitting the load centrally through 2 nos (50 mm x50mm x6 mm) angle inserted into the existing wall incl. fiber sheet shade as per Direction of E.I.C. The entire structure must be safe to carry out maintenance of ODU, as per Direction of E.I.C. (Total weight for 36 nos. AC outdoor units is- 1860 KG. For this load, calculated weight for steel structure is 3720 KG)

Supply & fixing of 3'X3' 19 mm thick waterproof wooden ply on wall by iron screw arrangement and mending good the damages as per direction of EIC. Note: N.B: (a) The Agency must procure the materials from the Manufacturer / OEM or from their authorized sales channel so that the standard warranty / support of the Manufacturer / OEM becomes applicable to the products to be delivered and installed by them. (b) Documents that authenticates such procurement from the Manufacturer / OEM or from their authorized sales channel and standard warranty / support should be sent from the e-mail of the Manufacturer / OEM / authorized sales channel to the e-mail of Engineer-in-Charge and hard copy of it to be submitted during execution of work / submission of bill. (c) If any refurbished material is supplied and installed, penal action will be taken as per existing rules. (d) Rates are inclusive of all taxes and duties including GST & LWC.

NATIONAL AIRCON (BID ID -6077208)