Military Engineer Services-MES has published Tender For Repair Maint Of Central Package Ac Plants And Connected Works For South Side And Hansa Vihar Under Ge Nw Vasco. Submission Date for this Tender is 15-07-2023. HVAC Tenders in vasco Goa. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 01-Jul-2023 | CORRIGENDUM-1 | Date | 08-07-2023 |
| 2 | 03-Jul-2023 | CORRIGENDUM-2 | Other | 08-07-2023 |
| 3 | 08-Jul-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 15-07-2023 |
| Sl. No. | Item Description |
| 1 | M&L forcleaning of shell and tube water cooled condensersof the A/C plants of followingcapacities afterdismantling the water lines and headers and cleaning with suitable wire brush and washing soda to remove the dirt andwater scaling and refixing the water lines and headers including provision of new gaskets, etc for following AC plants complete all as specified and directed. |
| 2 | (a)3x49.5 TR capacity at ATC AC plant |
| 3 | (b) 3x49.5 TR capacity at ADR AC plant |
| 4 | (c)03x75 TR capacity at Sh Harrier Simulator AC Plant |
| 5 | (e) 02X12.5 TR capacity at AL/AR AC plant |
| 6 | (g) 03X5.5 TR Package unit EW wksp AC plant |
| 7 | Supply and charging compressor oil Servo manufacturedby Indian Oil Corporation or Equivalventapproved make including flushing/cleaning of oil chamber etc complete all as specified and directed. |
| 8 | Supply and fillingRefrigerant gas R-22 /Mafron -22 for AC plant compressor complete all as specified and directed. |
| 9 | Supply and fillingRefrigerant gas R-407 for AC plant compressor Note :- Ifrequired the gas charging of any areas, compressor & capacity of same days otherwise panal recovery as per PS clause complete all as specified and directed. |
| 10 | Supply and fix in repairs ball /roller bearing for pumps and motors of following capacity including taking down old bearing and re installation at site including testing on completion. |
| 11 | (a) Upto10 HP capacity |
| 12 | (b) 12.5 to 15 HP capacity |
| 13 | M&L for servicing monoblock pumps including dismantling and openingthe pump, repair/replacement of defective impeller,replace the worn out bearing impeller,stuffing box, back plates, gland packing mechincal seal and rusted nut, bolts etcassembling property , greasing all movable parts, fixing in position, testing and commissioning all as directed for the following HP pumps. |
| 14 | (a) 3 HP to 5 HP Pump |
| 15 | (b) 7.5 HP to 10 HP Pump |
| 16 | Supply and fixing in repair power assembly expansion valve for 75 TR capacity at Sh Harrier Simulator and TU hanger AC plantas per sample and all as directed by Engineer-in-Charge |
| 17 | Supply and fixing in repair power assembly expansion valve for 49.5 TR capacity at ATC and ADR AC plant as per sample and all as directed by Engineer-in-Charge. |
| 18 | Supply and fixing in repair power assembly expansion valve for 12.5 TR capacity at AL/AR AC plantas per sample and all as directed by Engineer-in-Charge. |
| 19 | Suuply and fix ofV-belt of size B-101 . |
| 20 | All as per item No- 10as above but of size B- 85. |
| 21 | All as per item No- 10 as above but of size B- 99. |
| 22 | All as per item No- 10 as above but of size A- 53 |
| 23 | All as per item No- 10 as above but of size B- 75. |
| 24 | Supply and fix in replacement of High pressure control switch as per existing make and type at site all as specified and directed by Engr-in-charge |
| 25 | Supply and fix in replacement oil pressure control switch as per existing make and type at site all as specified and directed by Engr-in-charge |
| 26 | Supply and fix in replacement low pressure control switch as per existing make and type at site all as specified and directed by Engr-in-charge |
| 27 | Supply and fixing in replacement of power contactor assemblycomplete 63 Amp , 50 KA, 415 V, as per existing complete all as specified and directed. |
| 28 | Supply and fixing power contactorassemblycomplete Lc -1 E 01 as per existing incl repair complete all as specified and directed. |
| 29 | Supply and fixing power contractor assemblycompleteNO and NCas per existing incl repair complete all as specified and directed. |
| 30 | Supply and fixing power contactor assemblycomplete32A as per existingincl repair complete all as specified and directed. |
| 31 | Disconnecting wiring carefully and removing defective auxillary power contactor assemblycomplete and replacing by new one of same make and model , reconneting wiring and testing on completion 400/415 volts complete all as specified and directed. |
| 32 | All as per item No - 22 but same make and model12.5 to 20 amps type 3 NA with 1 NO+NC complete all as specified and directed. |
| 33 | Supply and fixing electronic timer ST 100 (3 to 10 Sec) 240V or as per existing complete all as specified and directed. |
| 34 | Supply and fixing in repair single phasing preventor Relay (Auto / Manual / Remote Reset Adj.preeventor complete all as specified and directed. |
| 35 | Supply and fixingsingle phasing protection Relay 415 VAC, 3 PH 3 W,1 C/O complete all as specified and directed. |
| 36 | Supply and fixing under voltage/overvoltage relay .240 VAC, 3 PH4 W,1 C/O complete all as specified and directed. |
| 37 | Supply & fixing digital type ammeter panel mounting three phase LED type 96 x 96 mm square including taking down old meter. |
| 38 | Supply & fixing digital typervoltmeter panel mounting three phase LED 96 x 96 mm square including taking down old meter. |
| 39 | Supply and fixingcurrent transformer secondary current 5 Amps and primery current up to 60 Amps including taking down old current transformer. |
| 40 | Supply and fixing in repair themometer suitable for condenser water line with suitable housing to mount in pipe line 0 – 100 deg C including taking down old themostat. |
| 41 | Supply and fixing indicator lamp assembly complete LED type suitable for the existing system supply voltage for the existing system supply voltage 230V / 440 V AC including taking down old lamp assembly |
| 42 | Supply and fixing in repair of MCCB3 pole415 volts AC , 100 Amps breaking capcity 16 KA complete all as specified and directed. |
| 43 | Supply and fixing in repair of MCCB3 pole415 volts AC , 125 Amps breaking capcity 25 KA complete all as specified and directed. |
| 44 | Supply and fixing in repair of MCCB3 pole415 volts AC , 200 Amps breaking capcity 25 KA, complete all as specified and directed. |
| 45 | Supply and fixing in repair of MCCB3 pole415 volts AC , 250 Amps breaking capcity 25 KA, complete all as specified and directed. |
| 46 | Supply and fixing in repair of MCBTP40 to 63 Amps 10 KA, complete all as specified and directed. |
| 47 | Supply and fixing in repair of MCBSP06 to 32 Amps 10 KA, complete all as specified and directed. |
| 48 | Dismantling and removing the electric motor,capcity 3 phase 415 Voltsfrom base frame, transporting to workshop checking of winding / leads for any loose connection, varnishing and baking in winding properly after dismantling and then re-assembling proerly transporting back to site re-installation, re-alignment and testing complete all as directed. |
| 49 | (a) Capacity 10 HP |
| 50 | (b) Capacity upto 7.5 HP |
| 51 | Dismantling the unserviceable electric motor any type or of any capacity and transporting to reputed workshop, taking out old and burnt winding wire and rewinding with super enameled copper winding wire of existing gauge andsize with insulating materials, varnishing andbaking etc,re-fixing the same at site andre-alignment,testing and commissioning complete all as directed by Engr-in-Charge |
| 52 | Taking out old and unserviceable PVC fins of cooling tower of anycapacity AC plant and replacing with new one includingsetting complete .Make:Mihir or equivalent |
| 53 | Supply and fixing in reapir fabricated micro filter upto 90 micron made out of GI channel frame overall size 610 mm x 610 mm x 50 mm including nylon micro filter and wire mesh covered front and back all as per sample given including taking down old micro filter |
| 54 | All as per item No 42 above butoverall size 610 mms x 305 mms x 50 mm . |
| 55 | All as per item No 42 above butoverall size 305 mms x 305 mms x 50 mm . |
| 56 | Supply and fix in repairDOL starter suitable for 5HP motor capacity 9 to 14 Ampcomplete with over load relay , single phasing preventer under volt release in existing enclosure etc .complete all as specified and directed. |
| 57 | Supply and fix in repair star delta starter suitable for 10 HP motor capacity 14 to 23 Ampcomplete with over load relay , single phasing preventer under volt releasein existing enclosure etc complete all as specified and directed. |
| 58 | Nitrogen testingfor the following capacity of compressorsincluding condensing unit and gas piping completeas per the manufacturer instructiions and entire satisfaction of the Engineer in Charge. Note :- (i)Nitrozen pressure should be held with out any dropin pressure inside the unit continue for 24 hours. |
| 59 | (a)3x49.5 TR capacity at ATC AC plant |
| 60 | (b) 3x49.5 TR capacity at ADR AC plant |
| 61 | (c)03x75 TR capacity at Sh Harrier Simulator AC Plant |
| 62 | (e) 02X12.5 TR capacity at AL/AR AC plant |
| 63 | (g) 03X5.5 TR Package unit EW wksp AC plant |
| 64 | M & L Preparation of old painted surfaces by removing dust, rust etc and, applying two coats of synthetic enamel paint with spray gun of approved make and colour for cooling tower, condensing pipe line condenser water pumps including all pipe line valves etc. of 5 TR to 25 TR Capacity Plant. |
| 65 | M & L preparation of old painted surfaces by removing dust, rust etc and, applying two coats of synthetic enamel paint with spray gun of approved make and colour for cooling tower, condensing pipe line condenser water pumps including all pipe line valves etc. of 25 TR to 75 TR Capacity Plant. |
| 66 | Supply and fix CT fan (with hub and fan blade) of capacity 75 TR cooling tower all as specified and directed by Engr-in-Charge |
| 67 | Supply and fix CT fan (with hub and fan blade) of capacity upto 50 TRcooling towerall as specified and directed by Engr-in-Charge |
| 68 | Supply and fixing of union 40 mm of water tower all as specified. |
| 69 | Supply and fixing of union 32/25 mmof cooli ng tower all as specified. |
| 70 | Supply and fixing of gate valve 40 mmof cooling tower all as specified. |
| 71 | Supply and fixing of gate valve 32/25 mm of cooling tower all as specified. |
| 72 | S & F in repair chilled water sesor for AC Plants of various capacity |
| 73 | S & F loading/unloading switch assembly for compressor of capacity upto 15 TR |
| 74 | S & F loading/unloading switch assembly for compressor of capacity from 20 TR upto 30 TR. |
| 75 | S & F loading/unloading switch assembly for compressor of capacity from 45 TR upto 75 TR. |
| 76 | S & F pressure gauge for neon gases 0 to 25 kg . |
| 77 | S & F pressure gauge for freon gases 0 to 16 kg . |
| 78 | S & F microprocessor for compressor of capacity from 10 TR to 25 TR |
| 79 | S & F microprocessor for compressor of capacity from 45TR to 75 TR |
| 80 | S & F cooling tower nozzles 1/4"" size |
| 81 | S & F block bearing for air handling unit of any size |
| 82 | S&F in replacement of strip heater 2 KW capacityincluding making electrical connections with main supplycompleteall as specified and as directed. Make – DAAS PASS/BAJAJ |
| 83 | All as per item No 85.00 above but strip heater capacity 3 KW capacity. |
| 84 | M&L for oil diffrential pressure control high pressure and low pressure switch, rewiring of the control and connecting to starter panel complete all as specified and directed by Engr-in-Charge |
| 85 | S&F in replacement of HDPE make up water tank of 1000 litre capacity with air vent, drain, overflow and make up connectionwith PVC High Pressure float valvecompleteall as specified and directed by Engr-in-charge. |
| 86 | M & L for taking out old worn out cladding and supply and rapping glass wool andaluminium cladding to cover the GI tubing 100/80/65 mm bore to avoid heat condution. |
| 87 | S & F in repairs liquid line drier 5/8" x 5/8" all as directed |
| 88 | All as per item No 74.00 above but of in suction side of size 1/2" all as directed |
| 89 | S & F in repairs cooling tower fan blade assy of sixe 24 to 30" (MN 2 model of M/s Mihir Engineers) all as directed |
| 90 | S & F in repairs water line strainer 2 1/2" dia size with GI flange including necessary joint arrangement complete at NDT Ejection Bay AC plants all as directed |
| 91 | S & F in repairs condensor monoblock water pump set 3 HP 3 phase capacity with suitable head and discharge ammunator store including necessary PCC foundation work and electric/ water connection complete all as directed. |
| 92 | Supply only Pressure Gauge 0 x 300psi (100mm) all as directed |
| 93 | M & L for replacement of tarpaulim canvas cloth connecting the air outlet and main duct of AHU as per existing size and thickness inclusing provision of chain with Zip for taking Wet/ Dry Bulb reading, angle iron complete, including taking out unserviceable as directed |
| 94 | S & F in repairs Thermal over load relay 2.5 to 9 Amp Make L/T |
| 95 | Dismantling carefully and removing of old U/S compressor"s sealed unit of 5.5Ton capacity from package type Air conditioner and supply anf fix new sealed unit of 5.5 Ton capacity complete with all standeard accessoriesa as lper exisitingAC plant. Note:- Sealed unit shall be purchased from authorised dealers/agents |
| 96 | Rewiring of all electrical controls inclsuing Micro- processor, electric contractor, supply and fix in replacement of auxiliay contractor for one of central AC plantlpackage type AC plant of any capacity all as directed |
| 97 | S & F in repiars of Thermostatic Expansion Valve assembly complete Model : MVE -7 suitable for gas F-22 of all as directed |
| 98 | S & F in repairsThermostatic Expansion Valve assembly complete Model : MVE-5 siuitable for gas F-22 of all as directed |
| 99 | Dismanting of damaged cooling coil of 5TR to 20 TR AC plantcapacity and repairing of coling coil to distributor and nrow paralleled 5/16 size and from distributor to expansion valve and room expansion value to compressor suction line with 11/8" size of coopwer pipe including following items :- (a) Expansion value 5 TR-02 Nos (b) Distributor -02Nos (c) Filter drier 5/8x5/8-02 Nos (d) Hand shut off value 5/8"-02Nos |
| 100 | All as per item No 83 above but20 TR to 75 TR AC plant . |
| 101 | S & F in repairs DOL starter MK-1 complete with over load relay, SPP under volt release etc all as directed. |
| 102 | S & F in reapairs DOL starter suitable for 5HP TO 10HP motor MK-1 complete with over load relay, single phasing preventer under volt release etc all as directed. |
| 103 | Supply and fix Starter box suitable for 5.5 TR package type unit including suitable accessories like power contactor three phase, 415 volts, MCBs, connector single preventer over load reley, control wiring with arrangement of auto/mannual control ON/OFF switch and including sheet metal enclosure of 2 mm thick CRCA sheet of adequate size with powder coated for enclosing with necessary fixing arrangements in AC plant unit by providing nuts, bolts, washers etc complete all as specified and directed by Engr-in-charge. |
| 104 | Supply and fix pipe MS ERW steel including all specialheavy duty duly welded with 16 mm thick MS flange and drilled for fixing 16 mm dia bolt & nuts washer including rubber gasket etc all as specified and directedof following sizes :- |
| 105 | (a)100 mm dia |
| 106 | (b)80 mm dia |
| 107 | (c)50/63 mm dia |
| 108 | (d)32/40 mm dia |
| 109 | Charges for attending break down of AC plant of 5 TR to 25 TR capacity by only auth OEM rep / team for fault finding incl attending repairsas and when required such as No start condition of AC plant and repairing, starting the AC plant till smooth running and setting up the alighnment/required paramenters of all major parts such as fan belt, compressor, gas charge, cooling tower, power contactor, starter, MCCBs, Micro processor based control panel, pumps etc as required in ground/as ordered by EIC all as directed.(The payment for the above shall be made to Contractors after submitting the original invoice only) |
| 110 | Ditto all as per item No 89 here in before but of AC plant capacity 25 TR to 75 TR. |
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