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| 1 | WATER COOLED SCREW CHILLING UNITSReplacement of the existing Voltas Make Chillers with new Water cooled screw Chiller with, water chilling machine with capacity as given here under at chilled water inlet/outlet temperature of 12.22°C/6.67°C, (ARI Conditions ) the Chiller must have remote monitoring system operated by OEM. Fouling Factor 0.0176 m2 K/KW and condenser waterinlet/outlettemperatureof32°C/37°C,FoulingFactor 0.0440 m2K/KW,suitableforoperationonrefrigerantR-134aeach comprisingof the following, complete as per specifications and as required.Screw type compressor, semi-hermetic, each with stepless capacity control...Shell and tube, water cooled two pass condenser of M.S.Shell and integrally finned/enhanced surface copper tubes. Shell & tube, flooded two pass evaporator of MS shell and integrally finned/enhanced surface copper tubes. Electronic expansion valve for metering refrigerant liquid from condenser to evaporator. Scope is included along with civil work, foundation work, with lifting - shifting of SCREW Chiller. It includesmotor, starter panel machine mounted, water cooled condenser, insulated Chiller, flow switch at Chiller and condenser, vibration isolators, integral refrigerant piping and wiring, grooved couplings for condenser and cooler water in/out connections, complete charge of refrigerant and oil, accessories as required and called for, automatic and safety controls mounted in central micro-processor based console panel and all mounted on a steel frame complete as per specifications including first charge of refrigerant and oil. Motor shall be suitable for 415±10% 50 cycles. 3 phase AC supply. Scope includes removal of the old Plant with associated low side ancillary and with buyback of the scrap.Minimum COP at design condition must be 5.0 |
| 2 | 120 TR - capacity Selection at Chw In/Out : 12.22/6.67 Degree C and Cond. In/Out 32/37 Degree C |
| 3 | BMS |
| 4 | Supply, installation, testing & commissioning of BMS System Including + Wiring + Programming & Management for Chillers / Pumps / AHUs / Thermostats, Sensors + including field devices, fiber optics, communication cales, suitable PC with graphic card. Also include handover module, training modules and maintenances modules in hard & soft copy. BMS System should have operation point in plant room and monitoring point at two locations. Necessary 2 Nos LAN points will be provided by Assembly team. AllChiller : 3 Nos, Pumps : 6 Nos, Cooling Towers : 3 Nos, AHU : 10 Nos, FCUs : 4 Nos with pumping system should be controlled and monitored by BMS. Scope includes supply of the required configuration PC. It should include cost of the required cable. The UPS required for backup must be provided by vendor Rated Running KW of Single panel : 279 kW+Satnd By Load117.58 KW 1) Chiller ( 2 +1Nos ) :Running Load288 KW+ stand by unit : 144 Kw 2) Condensor Pumps ( 2 + 1Nos ) : Running Load 30KW+ stand by unit : 15 Kw 3) Primary pump ( 2 + 1Nos ): Running Load 20KW+ stand by unit : 10 Kw4) Cooling Towers ( 3 Nos):Running Load 10 KW + stand by unit : 5 Kw 5) AHU\" s( 10 Nos ): Running Load11 Kw each (110Kw).Refer Annexure - A |
| 5 | PUMPS Replacements, supply, installation, testing & commissioning with Single stage speed centrifugal coupled/ monoblock horizontal type pump set with axial suction port and radial discharge port, with EFF1 drive motor, bronze impeller mechanical seal with corrocoat for improvement of efficiency, Inlet & outlet water pressure gauges, three phase TEFC squirrel cage motor with IP55 protection, anchor bolts/fasteners vibrationisolationsprings, rubber isolationbellows, flexible coupling for chilled water circulation having the following duty conditions as per specifications, min Efficiency 70%. Pumps will be insulated as per specifications with 38mm thick K-flex/ Armaflex make, class- 0 fire retardant for 2 hours nitrile rubber Pipe insulation with vapour barrier fiber cloth with starbond 30-36 material as given above and with buyback of the scrap. |
| 6 | Primary chilled water Pumps with flow rate minimum 370 USGPM and pump head minimum 31.51 MTR of water, suitable for the above chillers and available load. The tenderer to verify the flow rate and the head requirement as per site condition prior to quoting to provide optimal functionality of the AC system.Pumps as described above shall be inline with specifications. (2W +1 S) |
| 7 | Pumps as described above shall be inline with specifications. (2W +1 S) |
| 8 | Condenser water Pumps - with flow rate minimum 560 USGPM and pump head minimum 26 MTR of water, suitable for the above chillers and available load. The tenderer to verify the flow rate and the head requirement as per site condition prior to quoting to provide optimal functionality of the AC system |
| 9 | Pumps as described above shall be inline with specifications.(2W +1 S) |
| 10 | COOLING TOWER -155 TR (Suitable for above chiller) |
| 11 | Replacements, supply, installation, testing and commissioning of FRP Induced draft counter flow cooling tower; FRP Casing and FRP Basin with makeup including Float valve, PVC fills, Distribution system with PP Nozzles, Axial Flow Direct/Belt drive Fan with PVC Blades & MS HDG Hub driven by IP55 TEFC 720 RPM vertical flange mount motor suitable for 415±10% V, 50 Hz, 3 phase supply; power / control wiring, earthing, drain, make up, quick fill connection and vibration isolation etc and CTI Approved cooling tower. Site location at Goa. The cooling tower should be CTI Approved. Scope is included along with civil work, foundation work, lifting - shifting and with buyback of the old Cooling towers. |
| 12 | AHUReplacements, supply, Installation, testing, commissioning, Along with lifting shifting and civil worksand field performance of DoubleSkinnedSandwichedinsulatedsectionalizedconstructionhaving with 25 mm thick CFC free PUF injected hollow extruded Aluminium profile and vibration isolations The Inner skin should be 0.6 mm thick plain GI & outerskinshouldbe0.6mmthickpre-coatedGIconstruction.AHU comprisingofFansectionwithdoublewidth double inlet centrifugal backward curved Fan with VFD drive IP55/TEFC Fan Motor , Connected with flexible outlet connection,prefiltersectionwith EU4filters,Coolingcoil section with 6R Deep Cooling coils having 13 FPI aluminium fins and copper tubes, Drain & Purge valve, condensate drain pan duly insulated; Rating for the AHUs shall be as under - Motor selection to suit the below capacity for each AHU ratingby AC Vendor and Including UV Certified UVGI Lamp. Scope is included along with civil work, foundation work, lifting - shifting. including buyback of old AHU\"s. The tenderer to verify the external static required based on the actual site condition, however ensuring that the existing ducting is not damaged due to high static. |
| 13 | Floor Mounted 12000 CFM, 65 mmwg AHU with Pre Filter andMERV 13 Filter |
| 14 | Floor Mounted 7000 CFM, 65 mmwg AHU with Pre Filter andMERV 13 Filter |
| 15 | Floor Mounted 10000 CFM, 65 mmwg AHU with Pre Filter andMERV 13 Filter |
| 16 | Floor Mounted 6500 CFM, 65 mmwg AHU with Pre Filter andMERV 13 Filter |
| 17 | Replacements, supply, Installation, testing, commissioning, Along with lifting shifting and civil worksand field performance of SingleSkinned ceiling suspended Fan coil unit,with chilled water Coolingcoil section. Scope is included along with civil work, foundation work, lifting - shifting. including buyback of old FCU\"s |
| 18 | 1000 CFM at 2TR with ESP of 10mmwith Pre Filter |
| 19 | Pressurised Unit and Closed Loop Expansion Tank.100 Litre Chilled water Expansion Tank. 5Kg Pressure rating, Shell MS, Membrane EPDM/Butyl. Internally coated with epoxy paint and insulated. With Double pump (1W+1S), microprocessor based control panel with dry run protection & duty cycling. Air SeperatorCentrifugal Air Separator in CHW water return header, complete with tank insulated flanged inlet & outlet connections, auto air vent at the top, clean-up point at bottom with nipple & ball valve, 80 NB. |
| 20 | Total Part 1 |
| 21 | PART 2 : |
| 22 | Low Side - Chiller System |
| 23 | CONDENSER WATER PIPING Replacement, Supply, installation, testing and commissioning offollowing M.S.\"C\" class PIPING M.S Pipe shall be confirming to IS 1239 & IS 3589.Scope is included along with civil work and buyback of old pipes. Over the ground |
| 24 | 200 MM |
| 25 | 150 MM |
| 26 | Pre Insulated (Polyurethane Foam insulation with HDPE) Buried Line including buyback of old line. Replacements, supply, installation, testing and commissioning offollowing M.S.\"C\" class PRE-INSULATED CHILLED WATER PIPING with machine injected Polyurethane Foam insulation having 50mm thickness, Density of 36-40 KG/m3, Thermal Conductivity is 0.026 w/m.K with HDPE Casing. M.S Pipe shall be confirming to IS 1239 & IS 3589.Up to 300mm HDPE Thickness should be minimum 2mm, From 350mm and above HDPE Thickness Should be minimum 3mm and including civil work of installation, covering works and maintenances excess of line. Underground 200 MM |
| 27 | CHILLED WATER PIPING WITH PRE -INSULATION (Polyurethane Foam insulation with Aluminium Cladding) External Line Replacements, supply, installation, testing and commissioning offollowing M.S.\"C\" class PRE-INSULATED CHILLED WATER PIPING with machine injected Polyurethane Foam insulation having 50mm thickness for 125mm dia and 30mm insulation thickness for 25mm dia. Density of 36-40 KG/m3, Thermal Conductivity is 0.026 w/m.K with Cladding of 24 SWG Spiral Al Sheet. M.S Pipe shall be confirming to IS 1239 & IS 3589.Scope is included along with civil work, dismantling of existing Pipes. Including buyback of old line. Over the ground |
| 28 | Dia 200 mm |
| 29 | Dia 125 mm |
| 30 | Butterfly Valves - Replacements and SITC of CI Butterfly valves with , flanges, nuts, bolts and neoprene gasket etc. NOTE: We have consider 5Kg/Sq. cm Pressure Rating. (Including buyback of the scrap). |
| 31 | Dia 200 mm for main header in/Out |
| 32 | Dia 150 mm |
| 33 | Ball ValvesReplacements and supply, installation, testing & commissioning of following sizes of BALL valves with threaded ends. Valve should be suitable for 5 kg/Sq.cm. Pressure.(Including buyback of the scrap). |
| 34 | Dia 32 mm |
| 35 | Dia 15 mm |
| 36 | CHECK VALVES (NRV)Replacements and supply, installation, testing & commissioning of following sizes of check valves (dual plate) with matching flanges, bolts, supports etc.(Including buyback of the scrap). |
| 37 | Dia 150 mm |
| 38 | Y -STRAINER Replacements and supply, installation, testing & commissioning of following sizes of Y- strainer with matching flanges, bolts, supports etc.(Including buyback of the scrap). |
| 39 | Dia 150 mm |
| 40 | Auto Air Vent ValvesProviding and fitting Auto Vent Valves. |
| 41 | 25mm Auto Air Vent with Ball valves |
| 42 | Refurbishment of Chiller Room along with HVAC Cabin Setup and 2 TR Split AC (Refer Annexure - C) |
| 43 | Expansion BellowsSupply, installation, testing & commissioning of following sizes of Exposition below with matching flanges, bolts, supports etc. |
| 44 | Dia 150 mm |
| 45 | POT - Stainer for cooling tower Replacements and supply, installation, testing & commissioning of following sizes of pot Stainer with matching flanges, bolts, supports etc.(Including buyback of the scrap). |
| 46 | Dia 200 mm |
| 47 | Butterfly Valves along with Insulation as per thementioned thickness in piping along with 26 G Cladding - Replacements and SITC of CI Butterfly valves with , flanges, nuts, bolts and neoprene gasket etc.NOTE: We have consider 5kg./Sq. cm Pressure Rating (Including buyback of the scrap). |
| 48 | Dia 200 mm |
| 49 | Dia 125 mm |
| 50 | Ball Valvesalong with Insulation as per thementioned thickness in piping along with 26 G Cladding - Replacements and supply, installation, testing & commissioning of following sizes of BALL valves with threaded ends. Valve should be suitable for 5 kg/Sq.cm. Pressure (Including buyback of the scrap). |
| 51 | Dia 40 mm |
| 52 | Dia 32 mm |
| 53 | CHECK VALVESalong with Insulation as per thementioned thickness in piping along with 26 Gg Cladding -Replacements and supply, installation, testing & commissioning of following sizes of check valves (dual plate) with matching flanges, bolts, supports etc.(Including buyback of the scrap). |
| 54 | Dia 125 mm |
| 55 | Y -STRAINERalong with Insulation as per thementioned thickness in piping along with 26 Gg Cladding -Replacements and supply, installation, testing & commissioning of following sizes of Y- strainer with matching flanges, bolts, supports etc.(Including buyback of the scrap). |
| 56 | Dia 200 mm |
| 57 | Dia 125 mm |
| 58 | Balancing Valve |
| 59 | Replacements and supply, installation, testing & commissioning of following sizes of Balancing Valve with threaded ends. Valve should be suitable for 5 kg/Sq.cm. Pressure.(Including buyback of the scrap). |
| 60 | Dia 125 MM |
| 61 | Auto Air Vent Valves Providing and fitting Auto Vent Valves. |
| 62 | 25 mm Auto Air Vent with Ball valves |
| 63 | SITC of Pressure gauges & ThermometersNecessary pressure gauges and thermometers 4\" Dial type. |
| 64 | Pressure gauges Range 0-10 Kg/CM2 |
| 65 | Thermometers , Range 0-50 deg C |
| 66 | 3 Way Modulating Valves for AHUs/FCUs communicating with compatible thermostat/ BMS along with Insulation as per thementioned thickness in piping along with 26 G Cladding - |
| 67 | Supply, installation, testing & commissioning of 3 - Way Modulating Valve For AHUs/FCUs. |
| 68 | POT - Stainer along with Insulation as per thementioned thickness in piping along with 26 G Cladding - Replacements and supply, installation, testing & commissioning of following sizes of pot Stainer with matching flanges, bolts, supports etc.(Including buyback of the scrap). |
| 69 | Dia 200 mm |
| 70 | (ONSITE FABRICATED DUCTS AS PER “SMACNA” STANDARDS & SPECIFICTIONS ) Supply, Fabrication, installation and testingAlong with lifting shifting and civil works of sheet metal duct, galvanised steel construction Volume Control dampers within ducts, Power coated aluminium section grills in accordance with the approved shop drawings and as required by the specifications. |
| 71 | 24 G ducting |
| 72 | 22 G ducting |
| 73 | 20 G ducting |
| 74 | Supply, fabrication, installation and testing the Flexible connections constructed of fire resistance flexibledoublecanvas sleeve asper the approved shop drawings. |
| 75 | THERMAL INSULATIONDUCT INSULATION Supply and Application of nitrile rubber thermal insulation of ducting using closed cell elastomeric insulation with adhesive, longitudinal & transverse joints sealed with adhesive to form proper bonding.NOTE: We have consider class- O |
| 76 | 13 mm thick |
| 77 | ACOUSTIC INSULATION Supplyand Application acoustic insulation of ducting using open cell elastomeric insulation with adhesive, longitudinal & transverse joints sealed with adhesive in neat & clean manner. |
| 78 | 10 mm Thick |
| 79 | Supply, installation, testing & commissioning ofHVAC Plant panel including auto switch over to DG, along with required logic, new cabling for palnt room (which suitable for chiller, pumps, cooling tower, AHU), DG Panel and Uninstallation of Existing system along with civil works hooter for malfunction alert.Rated Running KW of Single panel : 279 kW+Satnd By Load117.58 KW 1) Chiller ( 2 +1Nos ) :Running Load288 KW+ stand by unit : 144 Kw 2) Condensor Pumps ( 2 + 1Nos ) : Running Load 30KW+ stand by unit : 15 Kw 3) Primary pump ( 2 + 1Nos ): Running Load 20KW+ stand by unit : 10 Kw4) Cooling Towers ( 3 Nos):Running Load 10 KW + stand by unit : 5 Kw 5) AHU\" s( 10 Nos ): Running Load11 Kw each (110Kw).Refer Annexure B (Including buyback of the scrap).And Cabeling from Main Panel to Chiller/ Pump/ Cooling Tower/ AHU Above Kw mentioned is estimated, however the tenderer to caliberate & design as per site requirement so that the AC system is optimally functional. |
| 80 | SUPPLY AND LAYING OF CABLES WITH ACCESORRIES |
| 81 | 3 Core 120 sqmm Aluminium Armoured Cable |
| 82 | 4 Core 4 sqmm Copper Armoured Cable |
| 83 | 4 Core 6 sqmm Copper Armoured Cable |
| 84 | 4 Core 10 sqmm Copper Armoured Cable |
| 85 | Providing and fixing perforated hot dip galvanized 0.65 micron Cable Tray - 8 inch |
| 86 | Screws for hanging and supports |
| 87 | Providing and laying bare Copper wire 8 SWG |
| 88 | Supply,Installation,Testing ,commissioning and balancing of powder coated Aluminium, Air Jet Nozzles with collar damper with insulation. Outer Dia 450 mm, |
| 89 | Round Spot Diffuser(Jet Nozzle) - 450 mm dia |
| 90 | Duct Modifications |
| 91 | Plenum Box |
| 92 | Civil work |
| 93 | Plenum Support Stand - MS |
| 94 | VDC with Fire Dampers |
| 95 | Robotic duct cleaning for existing ducts to improve Indoor Air Quality |
| 96 | TOTAL PART 2 |
| 97 | Part 3: CAMC & OPERATION |
| 98 | ALL- INCLUSIVE COMPREHENSIVE MAINTAINANCE AND OPERATION |
| 99 | All-inclusive comprehensive maintenance for the period of 4 years beyond the warranty period. |
| 100 | Year 1 |
| 101 | Year 2 |
| 102 | Year 3 |
| 103 | Year 4 |
| 104 | Year 5 |
| 105 | TOTAL |
| 106 | Operation with one Engineer and one HVAC mechanic at site at GLAC during assembly session/s and during important occasions for 5 years. |
| 107 | Year 1 |
| 108 | Year 2 |
| 109 | Year 3 |
| 110 | Year 4 |
| 111 | Year 5 |
