Tender For supply installation testing and commissioning Of Hvac System In Dhb Building Usg Examination Area At Kmch Kolkata- 1 Distributionwiring in 1.1 KVsingle core stranded FRPVC insulated & unsheathed copper wire (Make-Glostar / KEI / Havells) in 20mm size PVC rigid conduit FR (Precision make) incl. necy. fittings as required. vide pg no E-14 item no. 1aa) 2 X 4 sqmm + 1 x 2.5 sqmm ( forAC starter, timer) 2 Finishing of the PVC insulated wire ends by socketting with pin/ ring type copper sockets and insulated tapes etc., including supplying sockets, tapes. vide pg no F-5 item no. 9a) 4.0 sqmm 3 b) 2.5 sqmm 4 Supply & Fixing 240 V, 25 A, 3 pin Modular type plugsocket (Brand approved by EIC), without plug top andswitch with 2 Module GI Modular type switch board withtop cover plate flushed in wall and making necy.connections with PVC Cu wire and earth continuity wireetc. vide pg no E-17 item no. 5a 5 Supply & Fixing 240 V,25 A, 3 pin Modular type plug top with indicator (Brand approved by EIC) & necy.Connections. E-17 item no. 5b 6 Supply and installation of 1-Phase timer in double door SPN DB (2+10) way providing incoming and outgoing copper wires and other accessories. The interconnection should be made by 6 sq.mm. copper wires. The box should be painted by powder coated paint.(a) 25A DP MCB -1 No.(b)Digital time switch- 1 No. (c) 2-pole 30A single phase power contactor, - 1 No. (d) Add-on auxiliary contact block(1 NO+1 NC) -1 no(e) 60A capacity 3 way AC/DCEpoxy terminal block.- 1 No. (f) Indicator Lamp (ESBEE make)-2 Nos.(g) Toggle switch,(ON_OFF_ON)- 1 No. (h) Steel Key Lock – 1 No. (Make- L K /ABB) 7 Supply & fixing 250V control starter type OLP 30M, 11-21A range, starter with AC looad display (make-- ultratech/Electron) incl 6 modulemodular box on wall with nut bolts etc as required. . 8 S&F 415V, 3 phase, 50 Hz A.C starter unit in SS enclosure make :-- LK ( Cat. No-- MU-G10H DOL starter) with relay range 32A--100A incl. S&F Analog/digitaltime switch LK make 10 - 240 VAC 1 C/O Base/DIN 25 ON/OFF Each cat no-- 67DDT0 -- 1no, on channel and 2 no cable end box 9 S & F PVCwater proof looping cable box (make -Sintex, size--250X200X105 mm) having hinged type PVC top cover having 4 mm thick rubber gasket lining & earthing terminal etc .The box should comprising of 1 no. din rail for fixing of 415V, 63A, 4P MCB (make-- LK) and 63A 4 way Terminal bar etc. complete with all accessories as per direction of EIC. 10 Supplying and Delivery of following sizes Al. armoured PVC/XLPE cable (make--Havells/Gloster/KEI)as mentioned below : a. 4 core 25 sqmm (from VTPN to AC Outdoor) 11 Laying of cable of following sizeson wall/surface including S & F MS clams with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making hole etc. as necy., mending good damages and painting as mentioned below as to GS:-Vide page no F 1Item no 2a. 4 core 25 sqmm (from VTPN to AC Outdoor) 12 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 :(Vide page no F-5 item no 8b)a. 4 core up to 25sqmm 13 Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below:(Vide page no F-4 item no 7) a. 4 core up to 25 sqmm 14 Part B:- SITC of AC machineSupply and Delivery of 11.0 Tr. capacity Duct able type Split Air Conditioner of rated cooling capacity of 35170 Watts as per IS-8148 test conditions. QCO Approved. 2Nos. Scroll compressor, Air flow-4000 CFM . Rated powersupply-400V-3ph-50Hz. Refrigerant :- R-410A. ( Make: Daikin catno-- FDR130FRV162 and RR65FRY16*2 / Voltas/Carrier 40LC012GC+38LH066GSE*2) 15 Charges for Installation, testing and commisssioning of 2 nos. 11.0 Tr. Capacity Duct able type Coancealed Split Air Conditioner . 16 Charges for lifting 2 nos.11.0 Tr capacity Duct able type Split Air Conditioner on the roof of Building. 17 Copper refrigeration pipe line for liquid and suction with fittings,elbow,bends,supports and brackets (Make : Totaline/ mandeep/ Uniflow)(a) Liquid line (1/2 OD with 0.6 mm thick) 18 (b) Suction line (7/8 OD with 0.6 mm thick) 19 S &F of 9mm thick hollow dia Nitrile insulation incl. raping/ Bube tape (make-- Armacell/ Kflex/ Accoflex)(a) Liquid line (1/2 OD) 20 (b) Suction line (7/8 OD) 21 S&Laying of 3 core 2.5 Sqmm copper cable (make-- Havells/Glostar/ KEI) for power cable 22 S&Laying of 4 core 1.5 copper cable (make-- Havells/Glostar/ KEI) for control cable 23 Supply and Fixing of canvas connection with Machine and duct having zip control for inspection. 24 Supply, fabrication, testing and balancing of GSS sheet metal rectangular ducting complete with elbows, supports etc. of following sheet thickness.(a) 22 SWG 25 Supply and fixing of following thickness duly laminated aluminum foil of mat finish closed cell nitrile rubber (Class “O”) insulation on supply air duct after applying suitable adhesive for inside ducts. (acoustic insulation)(make-- Armacell/ Kflex/ Accoflex)(a) 13mm thick 26 (b) 19mm thick (Thermal insulation) 27 Supplying, Fixing,testing and commissioning of fire dampers in supply air duct/main branch and return air path as and where required of required sizes i/c control wiring,the damper shall be motorized and spring return so as to close the damper in the event of power failure automatically and open the same in case of power being restored. The spring return action shall be inbuilt mechanism and not externally mounted. The damper shall also be closed in the event of fire signal complete as required and as per specifications.(vide CPWD DSR 2022 page no-- 52, item-- 16.20) Make - Systemair / Air Enterprise / Premire / Caryaire / Airmastera. Fire Damper 28 b. Actuator 29 Supply & Fixing of perforated GI cable tray with perforation notmore than 17.5% suspended from ceiling incl. S&F GI connector, 6mm dia MS suspender, bolts & nuts, steel fastener etc. as requiredof the following size. Incl. Al painting of MS support With 25x25x3mm angle iron support300x50x1.25mm (18SWG) (for the protection of copper pipe) 30 Supplying, fabrication & fixingM.S u-channel of 6 mm thick of size (75 mm x 40 mm x 40 mm) offor making platform for installation of outdoor unit of 11.0TR concealed/DSU 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 withhorizontalangle of 25 mm x 25 mm x 5 mmand flat (25X5mm)iron and with 1mtr height side railling made of angle and flat with necessary paintingincl. shade arrangement with GI corogated shade (Tata/Jindal) with proper clamping arrangement 31 Cost of cutting the 20 wall for the installation of refrigerant pipe line and mending good the damages to original finish incl. damp proff treatment with water resistant materials so that no water seepage happen though the wall of the woring area as per direction of EIC. 32 Supply of R410A Refrigerant to entire system of 2 Nos Duct able Air Conditioner 33 Supply & delivery 2.0 TR capacity, R407/410/R 32 concealed type Split Air Conditioner of rated cooling capacity of 24000 BTU/hr, with 1 No. Rotary compressor, 1 No. IDU of ratedpower supply - 230V - 1ph-50Hz, 1 No. ODU of rated power supply - 230V, 1ph, 50 Hz, Air-flow/per IDU :- 800cfm, (Make : Daikin / O-General / Carrier) 34 Erection, testing and commissioning charges for the above said 2.0 / 1.5 TR concealed Split / NORMAL SPLIT AC. The Indoor (IDU) & Outdoor (ODU) unit must be supported by structure made of 40 x 40 x 5 mm amgle and tie rod incl. necy. Painting & as per direction & satisfaction of EIC. 35 Copper Refrigeration pipe line for Liquid Line hard drawn Cu piping (1/4 OD with 0.6 mm thick) & Copper Refrigeration pipe line for Suction Line hard drawn Cu piping (5/8 OD with 0.7 mm thick) with necy supports & brackets as per direction of EIC 36 Supply & Fixing of Nitrile Rubber tube insulation (make : Twiga) of 9 mm thick on Suction & Liquid Line Copper Pipe. 37 Control Cabling from Condensing Unit to Control Panel, 4 core 2.5sq.mm. communication Cable (Mk. Glostar/ Havells/KEI) 38 Supply and fixing of Al powder coated continious Grill Make - Systemair / Air Enterprise / Premire / Caryaire / Airmaster 39 Supply & laying PVC Drain Pipewith necy claming arrangement as per direction of EIC (make-- Finolex/ Oriplast/ supreme)a) 25 mm dia 40 b) 32 mm dia 41 Supplying, fabrication & fixing safety cage for installation of outdoor unit of 1.5/2 TR concealed split AC incl. drilling 2 nos holesin each angle including cutting holes into the wall & grouting the same with cement concrete (1:1 ½ :3) etc. fabricated with 3 NOSM.S U - Channel having size of75mm x 40mm x 40mm having thickness of 6mm lengthangle of 25 mm x 25 mm x 5 mm suitable lengthand flat (25X5mm)iron with necessary paintingincl. shade arrangement with corogated PVC shade with proper clamping arrangement 42 (Rate should be quotated including all taxes and duties, GST and considering the value of less cost materials.)
