supply installation testing and commissioning Of Air Conditioning And Electrical Installation Work At Sncu Of Abinash Dutta Maternity Home Under R.G.Kar Electrical Section-Ii- 1 Part A: Air ConditionerSITC of Microprocessor based air cooled 11TR ceiling suspended ductable type Split Air Conditioner having nominal cooling capacity of 132000 BTU/hr +/- 500. at ISI condition suitable for operation on 400V, + 5% - 50 Hz. - 3PhAC supply. Each unit consist of 2no.Scroll compressor Make : Copeland/Hitachi/Tecomsh with Single/Outdoor Unit & 1 nos.ofIndoor Unit with R-410A Refrigerant, 8mm External Static Pressure , COP: 3.63, Air flow 4400CFM+ +/-500 CFM,Designed up to 52⁰C .(Make: Hitachi/ Daikin/Voltas) 2 Supply & delivery 2 TR capacity concealed (R410a) type Split Air Conditioner (Wireless HAT) of rated cooling capacity of 24000 BTU/hr. with 1Nos.Rotary compressor, 1nos. IDU of rated power supply-230V-1ph-50Hz. , 1no. ODU of rated power supply-230V-1ph-50Hz. Air-flow/per IDU:- 800CFM. ( Make: Hitachi/Daikin/O-General/Bluestar) 3 Installation , testing & commissioning of 1.5/2.0 Tr.Air Conditioner both indoor/outdoor unit incl. S&F of 40x40x5mm MS angle iron frame for installation of ODU and sealing the holes in wall create during the copper pipe connection between the IDU & ODU by proper sand -- cement plastering and painting (both inside and outside) to match up with the original finish mending good the damages. 4 Installation , testing & commissioning of 11 Tr.Air Conditioner both indoor/outdoor unit incl. S&F of 50x50x6mm MS angle iron frame for installation of ODU and sealing the holes in wall create during the copper pipe connection between the IDU & ODU by proper sand -- cement plastering and painting (both inside and outside) to match up with the original finish mending good the damages. 5 Supply & laying ofGauge Copper Pipe(OEM make)for suction & liquid line with wraping insulation tape and mending the holes & damages as directed by EIC. i)gauge copper pipe1/2 1mm thick for liquid line (As per standard ASTMB-280,EN-12735 ) with tube thickness 0.6 mm incl. 13 mm for liquid(make: Ryoku/Nippon) with bracketsas( per direction of E.I.C.) for 11 Tr Ductable Split air Conditioner 6 ii)gauge copper pipe 7/8 0.7 mm thick for suction(As per standard ASTMB-280,EN-12735 ) with tube thickness 0.9 mm incl. 19 mm for liquid(make: Ryoku/Nippon) with bracketsas( per direction of E.I.C.) for 11 Tr Ductable Split air Conditioner 7 iii) gauge copper pipe 5/8 0.7mm thick for suction line(As per standard ASTMB-280,EN-12735 ) with tube thickness 0.6 mm incl. 13 mm for liquid(make: Ryoku/Nippon) 8 iv) copper pipe 1/4 0.6mm thick for liquid line (As per standard BS864 or ANSIB 16.22) incl.13mm thick insulation.(make: Ryoku/Nippon) 9 S& F of a 32 mm dia uPVC drain pipe ((Make. Oriplast /Supreme) needs to be attached for extending drain pipe line from the indoor unit of the Ductable/split machine/attached tray in case of window machines to direct the flow of condensate water to the existing nearest rain water pipe or sewerage pipe connected to the building including S& F of PVC Elbow(32 mm dia ), PVC Tee (25 mm dia), PVC Socket (32 mm dia), 3/4 inch dia PVC drain pipe, PVC China clip, adhesives( PVC M-Seal) as per the requirement.[NS] 10 S& F of a 25 mm dia uPVC drain pipe ((Make. Oriplast /Supreme) needs to be attached for extending drain pipe line from the indoor unit of the Ductable/split machine/attached tray in case of window machines to direct the flow of condensate water to the existing nearest rain water pipe or sewerage pipe connected to the building including S& F of PVC Elbow(25 mm dia ), PVC Tee (25 mm dia), PVC Socket (25 mm dia), 3/4 inch dia PVC drain pipe, PVC China clip, adhesives( PVC M-Seal) as per the requirement.[NS] 11 Supply & laying 4core 2.5 sq. mm. PVC insulated & unarmoured copper wire(Make- Finolex/Havells/KEI) for 1.5/2.0 Tr. Air conditionermachine (make: Ryoku/Nippon) 12 Supply & fixing of fire retardant nonporous double layer flexible connection (CANVAS) between each indoor unit and duct as per direction of E.I.C. 13 Charges for covering the Indoor Unit suspended from the ceiling incl makingtrap door arrangement with 3 mm thick ACP board(M- Aludecor/Protap Bond/HexBond/Alstone)complete with inkages, levers, fitings.support all accessories for IDU maintenance ad per direction of EIC. The inside face of the ACP should be covered with 13 mm thick nitrile rubber 14 Supply, Fitting & Balancing of Aluminium powder coated Supply air diffusers/grilleswith GI enamel painted oppose blade volume control dampers(with VCD). Supply air grilles shall have duel adjustable louvers .Brand Approve by as directed by EIC.Make - Systemair / Premire / Caryaire / Airmaster 15 S & I of VI pad for outdoor unit. 16 ACP DROP CELLING :-Supply & Erection of aluminium composit panels (ACP). Interior grade of thickness 3.00 mm comprising of protective flim, polyester coating. Finally service as per manufacture specification finished withaluminium screw and silicon sealent complete in all respect including all incidental charges etc. as per direction . The colour is Off White colour ACP Combinationas per direction ofEIC.( Make-Aludecor/Urobond or as directed by EIC) 17 The structure should be made of 1.5x1, 16 SWG aluminium Angel . The grid (4x3) of aluminium preperation in such way that it rest the ACP ducting .iii)Suspension :-Suspension is done from celling with 6mm/8mm dia 10 long GI threaded rod .the GI rod is fixed at ceiling with clamp & Flush nut. At least 8 gapping inbetween them Pasting of 9 mm thick Nitrile rubeer thermal insulation with adhesive on ACP ducting cum ceiling . The insulating ruber containing thin aluminium foil on it at other side.(M- Aludecor/Protap Bond/HexBond/Alstone) 18 Supply, Installation, balancing and commissioning of fabricated at site Aluminium sheet metal ducting complete with neoprene rubber gaskets, elbows, splitter dampers, venes, hangers, support etc as per approved drawings and specification of following sheet complete as required (Make- Tata steel/ Sail/ Jindal) A) 24 SWG 19 B) 22 SWG 20 Duct tharmal insulation by supplying and fixing of following thickness dully laminated aluminium 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 50mm wide and 3mm thick self adhesive nitrile rubber tape insulation complete as specification and as reqired.13mm thick nitrille rubber 21 Duct Inside Acoustic insulation by supplying and fixing of following thickness open cell Nitrile rubber (Class O ) insulation on existing duct after applying suitable adhesive for Nitrile rubber.10mm Open cell nirille rubber for acoustic 22 Supply & Fixing of22 G GI aerofoil blades type Non Return Dampers complete with linkages, levers, fittings, supports, all accessoriesany other item required to make the system complete as per direction of E.I.C.(Make: Air Kolkata/Primier) 23 Supplying, fabrication & fixing3 Nos. M.S u-channel of 6 mm thick of size (75 mm x 40 mm x 40 mm) of 1m length for making Base Frame for installation of outdoor unit upto 16.5 Tr split AC incl. drilling 2 nos holesin each channel including cutting holes into the wall & grouting the same with cement concrete (1:1 ½ :3) etc. fabricated with 2 Nos. horizontal angle of 50 mm x 50 mm x 6 mm incl. fiber sheet shadeas per Direction of E.I.C. incl. Cutting of Grill of a window (if needed) and mending good the damages by making door like arrangement for permanent access to ODUs. 24 Part B: Electrical Installation WorkDismantling the existing Electrical Installation and Old and defunct AC machines with Cos own tools and tackles and manpower.and store it to the hospital store within 1.6 KM 25 Supplying and Laying of following sizes Al armoured PVC/XLPE cable surface on wall / on wall by clamp (Havells/Glostar/KEI/Currency) with 2X10 SWG GI wire as per direction of EICi)4 core 16 sqmm 26 Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry ofXLPE/PVC armoured cables as below :i)4 core 16 sqmm 27 Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials :i)4 core 16 sqmm 28 Distributionwiring in 1.1 KVsingle core stranded FRPVC insulated & unsheathed copper wire (make-Finolex/Havells/KEI/Currency) in 20mm size PVC rigid conduit FR (Precision make) incl. necy. fittings as requiredi)2 x 2.5 sqmm + 1 x 1.5sqmm (for Power plug & Com. board) 29 Supply and fixing waterproofPVC loop box comprising with 32A 4 pole MCB and suitable size power connector.Make: Hensel/Legrand/Syntax 30 Supply and fixing of 3 phase Timer mini control panel on wall comprising of i) 415 V AC, 63A 4 Pole Power contractor,(4 NO),- 2 nos ii) Digital Timer24 hour C capacity, 230 V AC Supply, iii) 415 V, 63 A,4 POLE MCB C-type,- 2 nos iv)AC toggle switch for Auto & manual mode v) 415 V, 63 A, 3 way terminal vi) 15 A, 8 way phase & natural bar to be mount on DIN rail with necessary inter connection with 1.5 (control & sq. mm cu flexible 16 sq. mm(power) wire (finolex/havels/kei) including ferrule marking & socketing with in the 16 way SPNDB MCB Enclosure Box Material Legrand & LT 31 S&F 1-Ph. AC timer controller in 12-way SPN DB with 1no front open hinged type door for providing incomming and outgoing copper wires and other accessories. The box having following accessories: a) 25 DP MCB-1no. b) Clock type analog time switch -1no.c) Three pole40A power contacter with 250V, Magnetic coil - 1no.d) 60A capacity 3Way AC/DC terminal block-1no.e) LED Indicator lamp with pilot fuse -2no. f) MCB changeover switch- 1no.g) Allen key lock-1no. (Make- L & T/ ABB) 32 Supply & Fixing 240 V, 25 A, Modular type starter (Brand approved by EIC) with 25A Modular switch type DP MCB (CCurve) and 4 Module GI Modular type switch board with 4 Module top cover plate flushed in wall incl. S&F switch board and cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc. 33 Supply & Fixing 240 V, 25 A, 3 pin Modular type plug socket (Brand approved by EIC), without plug top and switch with 2 Module GI Modular type switch board with top cover plate flushed in wall and making necy. connections with PVC Cu wire and earth continuity wire etc. 34 (Rate should be quotated including all taxes and duties, GST and considering the value of less cost materials.)
