Tender For Rejuvenation Of The Complete Central Ac System I.E. Supply Installation Testing and Commissioning of Ahu, Ducting, Chw Piping, Insulation, Grilles Etc. Including Dismantling And Removal Of Old Central Ac System Due To Proposed Renovation O
Tender Overview
Project Description
Tender for Rejuvenation Of The Complete Central Ac System I.E. Supply Installation Testing and Commissioning of Ahu, Ducting, Chw Piping, Insulation, Grilles Etc. Including Dismantling And Removal Of Old Central Ac System Due To Proposed Renovation Of All Labs At Gr. Floor Acms Building.
BOQ
| Sl. No. | Item Description |
| 1 | DS CS AHU with mixing box |
| 2 | Supply of double skin Horrizontal type Ceiling suspended air handling units (AHU) of panels consisting of pre coated G.I.casing of thickness 0.6 mm outside layer and 0.6 mm inside layer with 48+-2 mm thick injected PUF of density not less than 40 Kg/CuM and i/c 10 mm thick Open cell nitrile acoustic insulation inside Fan section or with 25 mm thick injected PUF of density not less than 40 Kg/CuM and i/c 25 mm thick Open cell nitrile acoustic insulation injected between intermediate & inner skin with 0.6 mm perforated Al./GI inner sheet. of AHU. All frame work shall be thermal break with extruded aluminium profile with thermal barrier. The air handling units shall be complete with mixing chamber box with manually Supply/Return & fresh air aluminium damper, Filter-section with 25 mm thick boxs type synthetic fiber washable pre filter's section (90% down to 10 microns), coil section with 6 Rows (0.5 mm thick) Deep chilled water cooper coil & aluminium fins construction, fan section complete with Forward curved DIDW centrifugal fan, V-belts, drive package, VFD compatible variable speed squirrel cage induction motor, Motor shall be suitable for 415±10% volts, 50 Hz, 3phase AC supply having fire retardent flexible connection, 20 G SS-304 stainless steel drain pan and vibration isolator for fan & motor all complete as per standerd specification. AHU shall be selected for a maximum face velocity of 500 FPM (2.5 MPS), Fan outlet velocity shall not exceed 1800 FPM (9.1 m/s). |
| 3 | 1200 CFM, 6 Rows CS AHU with mixing chamber, SP-30 mm WG |
| 4 | 1500 CFM, 6 Rows CS AHU with mixing chamber, SP-30 mm WG |
| 5 | 1800 CFM, 6 Rows CS AHU with mixing chamber, SP-30 mm WG |
| 6 | 2000 CFM, 6 Rows CS AHU with mixing chamber, SP-30 mm WG |
| 7 | DS CS AHU without mixing box |
| 8 | SITC of double skin Horrizontal type Ceiling suspended air handling units (AHU) of panels consisting of pre coated G.I.casing of thickness 0.6 mm outside layer and 0.6 mm inside layer with 48+-2 mm thick injected PUF of density not less than 40 Kg/CuM and i/c 10 mm thick Open cell nitrile acoustic insulation inside Fan section or with 25 mm thick injected PUF of density not less than 40 Kg/CuM and i/c 25 mm thick Open cell nitrile acoustic insulation injected between intermediate & inner skin with 0.6 mm perforated Al./GI inner sheet. of AHU. All frame work shall be thermal break with extruded aluminium profile with thermal barrier. The air handling units shall be complete with manually supply aluminium damper, Filter-section with 25 mm thick boxs type synthetic fiber washable pre filter's section (90% down to 10 microns), coil section with 6 Rows (0.5 mm thick) Deep chilled water cooper coil & aluminium fins construction, fan section complete with Forward curved DIDW centrifugal fan, V-belts, drive package, VFD compatible variable speed squirrel cage induction motor, Motor shall be suitable for 415±10% volts, 50 Hz, 3phase AC supply having fire retardent flexible connection, 20 G SS-304 stainless steel drain pan and vibration isolator for fan & motor all complete as per standerd specification. AHU shall be selected for a maximum face velocity of 500 FPM (2.5 MPS), Fan outlet velocity shall not exceed 1800 FPM (9.1 m/s). |
| 9 | 1200 CFM, 6 Rows CS AHU W/O mixing chamber, SP-35 mm WG |
| 10 | 1500 CFM, 6 Rows CS AHU W/O mixing chamber, SP-30 mm WG |
| 11 | 1800 CFM, 6 Rows CS AHU W/O mixing chamber, SP-30 mm WG |
| 12 | 2000 CFM, 6 Rows CS AHU W/O mixing chamber, SP-30 mm WG |
| 13 | CHW/CDW Water MS Piping |
| 14 | Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled/condenser water piping plumbing i/c fabrication of bends / elbows, tees, reducers etc) inside the building (with necessary clamps, wooden/puff support, vibration isolators, primer/ enamel paint, fittings but excluding valves, strainers, gauges etc.) as per specifications and as required complete in all respect.Note:- The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes up to 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. |
| 15 | 25 mm |
| 16 | 32 mm |
| 17 | 40 mm |
| 18 | 50 mm |
| 19 | 65 mm |
| 20 | 80 mm |
| 21 | Supplying, fixing, testing and commissioning of condenser water pipes of following sizes of MS 'C' class along with necessary clamps, vibration isolators and fittings such as bends,tees etc. but excluding valves, strainers, gauges etc. adequately supported on mrigid supports duly painted/buried in ground excavation and refilling etc. as per specification and as required complete in all respect. Note:-The Pipes size 150mm & below shall be M.S. 'C' class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS:3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. And from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. |
| 22 | 100 mm dia |
| 23 | 125 mm dia |
| 24 | 150 mm dia |
| 25 | Only Laying Chilled Water MS Piping |
| 26 | Only Laying /fixing, testing and commissioning of MS Heavy 'C' class pipe ( IS :1239 up 150mm & IS :3589 above 150mm) of following sizes for chilled/ condenser water piping on surface / underground ( including fabrication of bends / elbows, tees, reducers, sockets, unions etc) with wooden / Puff block, masonry support / MS angle-clamp two coats primer/ enamel paint, vibration isolators and fittings as per standard specification complete as required. (Pipe will be provided by the institute free of cost). |
| 27 | 25 mm |
| 28 | 32 mm |
| 29 | 40 mm |
| 30 | 50 mm |
| 31 | 65 mm |
| 32 | 80 mm |
| 33 | 100 mm |
| 34 | Manual Butter Fly Valves |
| 35 | Supplying, fixing, testing and commissioning of following BUTTERFLY VALVE (MANUAL) with C I body SS Disc, Nitrile Rubber Seal & O- Ring PN 16 pressure rating for chilled water/hot eater circulation as specified duly insulated to the same specifications as the connected piping and adequately supported as per specifications. |
| 36 | 150 mm dia |
| 37 | 125 mm dia |
| 38 | 100 mm dia |
| 39 | 80 mm dia |
| 40 | 40 mm dia |
| 41 | Motorized Butter Fly Valves |
| 42 | Supplying, fixing, testing and commissioning of following sizes Motorized Butter fly Valve with CI Body, SS Disc, O - ring and minimum PN-16 pressure rating , conforming to BS 5155, IS 13095, with IP-55 actuator, capable of accepting upto 10V/24V DC /230V AC, and upto 20mA electric signal and providing similar transduced feedback output to control system as required. |
| 43 | 50/40 mm dia |
| 44 | Digital thermostat/Controller |
| 45 | Providing and fixing Digital type thermostat/Controller with control/communication cable for FCUs/AHUs commissioning i/c dismantling old if any etc. complete as reqd. |
| 46 | Thermal (Polystyrene section) Insulation with sand cement plaster |
| 47 | Supplying & fixing insulation on existing MS 'C' class pipe over exposed surface/underground of following sizes with 50 mm thick fire retardant thermocole ( polystyrene) molded pipe section of density 20 kg/cu.m after a thick coat of cold setting adhesive (CPRX compound) wrapping with 500g polythene faced hessian cloth, wire mesh, sand-cement plaster & enamel painting two or more coat to give even shade after applying one coat of ordinary paint etc complete as required. |
| 48 | 40 mm |
| 49 | 50 mm |
| 50 | 65 mm |
| 51 | 80 mm |
| 52 | 100 mm |
| 53 | 125 mm |
| 54 | 150 mm |
| 55 | Thermal (XLPE) Insulation with Al. faced on Pipe |
| 56 | Supplying & fixing, insulation on existing pipe overhead of following sizes 25 mm thick with Aluminium faced XLPE foam pipe section fixing with dent ride and tightening of insulation section PVC tape to be wrapped all around the joints. of insulation etc complete as required. |
| 57 | 25 mm |
| 58 | 32 mm |
| 59 | 40 mm |
| 60 | 50 mm |
| 61 | Thermal protecting layer painting |
| 62 | Providing & fixing of Thermal protecting layer (double coat ) painting over exposed MS/copper pipe insulation outer surface with approved make chemical, shade and glass cloth as per standard specification compete as required. |
| 63 | 25 mm |
| 64 | 32 mm |
| 65 | 40 mm |
| 66 | 50 mm |
| 67 | CPVC Drain Pipe |
| 68 | Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. |
| 69 | 25 mm |
| 70 | 32 mm |
| 71 | 40 mm |
| 72 | 50 mm |
| 73 | Cutting & Dismantling Old defective MS pipe |
| 74 | Cutting and dismantling of damaged and defective MS'C' class pipe of size as mentioned below ( exposed over the surface/ underground ) i/c shifting the same to sectional store or desired location i/c cartage. |
| 75 | 20 mm to 100 mm dia. |
| 76 | 125 mm to 200 mm dia |
| 77 | Cutting & Dismantling CDW/CHW pipe line |
| 78 | Cutting & dismantling of condenser / chilled water pipe line with grinder/welding machine/gas cutter for drain out the water from supply and return pipe line and making good after leakage repairing i/c re-filling of water in pipe line size from 20 mm to 400 mm dia including isolation of defective pipeline, valve operation, testing & commissioning etc as required. |
| 79 | 20 mm to 100 mm dia. |
| 80 | 125 mm to 200 mm dia |
| 81 | Drain out water from supply & return pipe line |
| 82 | Drain out with drain valves the water from supply & return pipe line and making good including isolation of defective pipeline, valve operation, re-filling of water in pipe line ,testing & commissioning complete as required. |
| 83 | 20 mm to 100 mm dia. |
| 84 | 125 mm to 400 mm dia |
| 85 | Industrial pressure gauges.. |
| 86 | Providing and fixing in position industrial type pressure gauges with gun metal / brass valves complete etc. as required. |
| 87 | Servicing, descaling of existing AHU |
| 88 | Servicing, cleaning, discaling, overhauling, lubricating, testing and re-commissioning of AHU floor mounted/ ceiling suspended/ LLD blower cooling coils & filters including with proper chemicals, soap etc and neutralizing the same complete as required |
| 89 | AHU 2501 CFM to 6000 CFM/4-6 R cooling coil. |
| 90 | Dismantling & removing Old defective AHU |
| 91 | Dismantling & removing of Air handling unit (Floor/ceiling type) with associated parts and disconnecting from CHW line & ducting etc. complete as reqd. |
| 92 | AHU 2501 CFM to 6000 CFM/4-6 R cooling coil. |
| 93 | AHU 6001 CFM to 12000 CFM/LLD blower 3, 4-6 R coil. |
| 94 | GI Ducting |
| 95 | Supply, installation, balancing and commissioning of fabricated at site/Factory fabricated GSS sheet metal rectangular/round/Ovel 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. |
| 96 | 0.63 mm (24 g) |
| 97 | 0.80 mm (22 g) |
| 98 | Supply Air Grill |
| 99 | Supplying & fixing of powder coated extruded aluminium Supply Air Grills with aluminium volume control dampers as per specifications. |
| 100 | Return Air Grill |
| 101 | Supplying & fixing of powder coated extruded aluminium Return Air Grills with lowers but without aluminium volume control dampers as reqd |
| 102 | Dismantling old & Defective GI Duct |
| 103 | Dismantling and removing of existing old ducts of any size, i/c removing of hangers , flanges , damper, diffuser, grill and depositing in the sectional store complete as reqd. |
| 104 | Thermal (XLPE) Insulation with Al. faced on Duct |
| 105 | Providing & fixing of thermal insulation with aluminium foil faced XLPE Class 'O' insulation sheet of following thickness on existing surface of pipe/duct with dendrite/adhesive etc. The joints shall be sealed with 50 mm wide and self adhesive PVC/Aluminium tape complete as required. |
| 106 | 13 mm |
| 107 | Accoustic open cell Nitrile (Accosound) on Duct |
| 108 | P & F of acoustic insulation with open cell Nitrile rubber sheet(Accosound) super silence of following thickness, on existing surface with adhesive i/c nut, bolt washer as req on duct.etc. complete as required. |
| 109 | 10 mm |
| 110 | fire retardant double cloth canvass on Duct |
| 111 | Supply & fixing of fire retardant double cloth canvass made (up to 300 mm vide) with heavy clothes and suitable frame with G.I washer, nuts & bolts in suitable size. i/c jointing both sides with suitable gaskets complete as reqd. |
| 112 | SS ball valve |
| 113 | Providing & fixing of SS ball valve of following size with compatible to proportioning Copper/MS pipe i/c all necessary accessories, support /hangers, including old dismantling if any complete as reqd. |
| 114 | 20 mm |
| 115 | 25 mm |
| 116 | Brass Air-Vent |
| 117 | Providing & fixing of Brass Air-Vent of following size with compatible Copper/MS pipe i/c all necessary accessories & dismantling old if any complete as reqd. |
| 118 | 25 mm |
| 119 | Single Phase Plug top |
| 120 | Providing and fixing of Single Phase Plug top ISI Marked for AC (FCU) unit etc i/c dismantling old plug top if any complete as required. (Make:- Anchor or Equivalent) |
| 121 | 3 pin- 6 Amp. |
| 122 | 3 pin- 16 Amp. |
| 123 | Rain forced fibber flexible/soft PVC pipe |
| 124 | Providing, laying & fixing of rain forced fibber flexible/soft PVC pipe of size given below etc. complete as reqd. |
| 125 | 25 mm |
| 126 | Making wall opening for pipe/duct |
| 127 | Making wall opening up to 750 mm dia/Suitable in any type / thick of wall for pipe/duct etc and re-closing the opening with brick, sand, cement and plaster up to 20 mm i/c re-painting as per existing design/shape complete as required. |
| 128 | Un-armoured Copper power/control cable |
| 129 | Providing, laying, testing, and commissioning of following size Un-armoured XLPE insulated Copper conductor power/control cable of following size on surface/recessed complete as required. |
| 130 | 3 Core x 1.5 Sq mm |
| 131 | 4 Core x 2.5 Sq mm |
| 132 | PVC conduit along with accessories |
| 133 | Supplying and fixing of following sizes of medium class PVC conduit along with accessories in surface/recess including cutting the wall and making good the same in case of recessed conduit as required. |
| 134 | 20 mm |
| 135 | Casing-capping & flexible conduit |
| 136 | Supply and installation UPVC mini trunking (casing-capping) & flexible conduit of following size white-system with independent cover- without central part etc as reqd |
| 137 | Flexi Conduit 20 mm |
| 138 | UPVC trunking 20mm x 12mm |
| 139 | Structural steel work |
| 140 | Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. |
| 141 | VFD with sensor |
| 142 | Supply, Installation, Testing and Commissioning of variable frequency drives for the above mentions Air Handling Unit. Variable frequency drives shall be provided with necessary sensors, transmitters and complete with control wiring in all respect as required and as per specs. The drives shall be suitable for the following motor rating. VFDs shall be housed in VFD Panels. |
| 143 | 1.5 KW (FC-51/iC2-30) Danfoss or equivalent. |
| 144 | HI - WALL SPLIT SYSTEMS |
| 145 | 32.2 Supplying , Installation, Testing and Commissioning of Air Cooled Hi Wall split type Air conditioners complete with Indoor unit(IDU), Out door unit (ODU), surface / concealed copper Refrigerant piping with insulation (closed cell elastomeric nitrile rubber tubular pipe section) upto 3 Mtr (IDU to ODU), copper power cable upto 3.5 Mtr (IDU to ODU) i/c drain pipe R-32/R-410/ R-407 Green Refrigerant, wireless Remote control, suitable for working between 180-260V with low & high voltage cutoff and 50 hz ,1 phase AC supply capable of performing cooling, dehumidification, air circulation of following capacity with Scroll / rotary circulation of following capacity with Scroll / rotary circulation of following capacity with Scroll / rotary compressor. The system shall be able to deliver 100% of the rated capacity upto 42 0C. Min 5 year Original Equipment Manufacturer (OEM) warranty both compressor and Printed Circuit Board (PCB). Must comply : Electrical cable IS 694 or IS 9968 temperature sensing control IS /International Electrotechnical Commission (IEC) 60730,hermetic compressor IS 10617, heat exchanger IS 11329,capacitor IS 2993 and motor IS 12615. Complete as per CPWD specification and IS : 1391 Part II 2023. The system shall be able to operate up to 50 0C (out door ambient temperature). |
| 146 | 2.0 TR with 5 Star BEE Rating Inverter Type - Cooling only |
| 147 | Additional Refrigerant Piping |
| 148 | Providing & fixing of additional refrigrant copper piping suitable for suction & discharge line i/c brazzing, vaccumizing, additional refrigerant R-32/ R410a topup as required with 9/13 mm XLPE/Nitrile insulationwith PVC tape on surface/ recessed with clamps, screws etc from indoor to outdoor units as per standard specification complete as required. |
| 149 | 6.4 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm |
| 150 | 15.86 mm dia (OD) (soft drawn) with tube thickness 1.2 mm |
| 151 | DLP 105 x 50 mm |
| 152 | Supply & Installation of DLP trunking 105 x 50 mm without cover and partition/accessories etc. |
| 153 | Supply & Installation of flexible cover 85 mm for DLP trunking 105 x 50 mm etc. |
| 154 | Supply & Installation of internal Angle of 105 x 50 mm DLP |
| 155 | Supply & Installation of External Angle of 105 x 50 mm DLP |
| 156 | MS Stand with canopy |
| 157 | Providing & fixing of suitable size and type iron Stand made of 32x5 mm MS angle base for ODU mounting i/c 25x3 mm angle frame with fibre/ Aluminimum sheet canopy duly painted with VI Pad, Nut-bolt, washers etc for outdoor unit complete as required. Please Enable Macros to View BoQ information |
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