Military Engineer Services-MES has published Tender For Repair / Maintenance Of Various Chiller Units Of Centralised Ac Plants Of Make Voltas In Naval Station, Bheemunipatnam. Submission Date for this Tender is 07-06-2024. HVAC Tenders in Visakhapatanam Andhra Pradesh. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 21-May-2024 | DATE CORRIGENDUM | Date | 07-06-2024 |
| 2 | 28-May-2024 | BOQ Corrigendum | BOQ | 07-06-2024 |
| FileName | File Description | File Size |
| aec81dc2-f24e-48bb-ad48-966c74120755.html | Tender Notice | 0 KB |
| BOQ_730983.xls | Tender Document | 0 KB |
| TENDER.pdf | Tender Document | 0 KB |
| Tendernotice_1.pdf | Tender Document | 0 KB |
| Sl. No. | Item Description |
| 1 | M&L repair and overhauling to reciprocating compressorcapacity of 1 X 30 TR AC plant Compressor Model 5H40 of make : Voltas, at Club Preparation labour Charge only for Overhauling and servicing of Compressor opening of both end covers, cylinder Head, cylinders connecting rod crank shaft, oil pump, side cover, cylinder head, cylinder connecting rod crank shaft, oil pump, side covers etc,inspecting the parts for serviceability and replacement only unserviceable worn out parts in the compressor, cleaning the system with nitrogen gas for leak detection after flushing out the system vacumization and including compressor panel in all respect, refixing the same in its original position andre-connecting all disconnected lines etc, in serviceable and operational condition complete all as per manufacturers instruction and as directed by Engr-in- charge. |
| 2 | Note: (i) The rate quoted shall be deemed to include for necessary, T&P, MS Nuts, MS Bolts, MS washers, gaskets, etc, to put into AC Plant and Panels in serviceable condition, testing and commissioning complete all as directed by the Engr-in-charge. (ii) New spare parts required for replacing oldparts shall be measured and paid separately against ‘Supply only’ under item No 1.01 to 1.22 here-in-after, labour rate quoted shall be deemed to have been inclusive of such items. |
| 3 | (iii) Any minor spares / parts /accessories not covered in the Schedule "A" Partbut required for completion of job shall be provided by the contractor and the rate quoted shall be deemed to have been inclusive of such items. (iv) Servicing of control wiring in the system/ panel operating parameter microprocesor, motherboard, communication, control board, etc, is deemed to be included in the rate, (v) Servicing shall be carried out through authorisedagency only and test report shall be submitted in duplicate. |
| 4 | Supply only crank shaftcompresor model No- 5H40. |
| 5 | Supply only Piston |
| 6 | Supply only suction valve reeds. |
| 7 | Supply only Discharge valve reeds |
| 8 | Supply only Oil regulating Valve |
| 9 | Supply only Liners |
| 10 | Supply only Suction/Discharge valve springs. |
| 11 | Supply onlyshaft sealO ring (inner & outer) |
| 12 | Supply only shaft seal .compresor model No -5H40, |
| 13 | Supply only Main bearing |
| 14 | Supply only connecting Rod bearing. |
| 15 | Supply only oil and LP Transduser |
| 16 | Supply only pressure Transduser. |
| 17 | Supply only Contactor 55 Amp 415 V |
| 18 | Supply only MVPDrange 5-30 A aux supply 230 V AC |
| 19 | Supply only solenoid valve coil 230 V 50 HZ |
| 20 | Supply only piston ring set consisting of 03 nos. |
| 21 | Supply only gaskit packing set |
| 22 | Supply only compressor oil CompressorModel No-5H40. |
| 23 | Supply only Refrigerants gas R-22. |
| 24 | Supply only drier core |
| 25 | Supply only Panel display UnitModel: WCUR0400MNT . |
| 26 | M&L carrying out completethe rectification ofpackage Air conditioning unit capacity of 1 X 7.5 TR AC plant. Make : VoltasAWSNAD compressor in all respect, in serviceable and operational condation complete all as per manufactureres instruction andas directed by Engr-in- charge. |
| 27 | Note: (i) The rate quoted shall be deemed to include for necessaryT&P, MS Nuts, MS Bolts, MS washers, gaskets etc to put into AC Plant and Panels in serviceable condition, testing and commissioning complete all as directed by the Engr-in-charge. (ii) New spare parts required for replacing old parts shall be measured and paid separately against ‘Supply only’ under item No 2.03 to 2.04 here-in-after, labour rate quoted shall be deemed to have been inclusive of such items. |
| 28 | (iii) Any minor spares / parts /accessories not covered in the Schedule "A" Part but required for completion of job shall be provided by the contractor and the rate quoted shall be deemed to have been inclusive of such items. (iv)Servicingof control wiring in the system/ panel operatig parameter microprocesor, motherboard communication, control board, etc, is deemed to be included in the rate. (v) Servicing shall be carried out through OEM /authorisedAgency only and test report shall be submitted in duplicate. |
| 29 | Supply onlyPackage Unit display Unit Model : DPUWSC55 |
| 30 | Supply MPD range 5 to 30 amps aux supply 13 VAC Make -Soft Hard. |
| 31 | M&L for carrying out completethe rectification of compressors, condensers and evaporator system capacity of 1 X 35 TR AC Plant. Make : Voltas, Model No. WCDSO24DMN P 206 NAD including panel, condenser, evaporator recommissioning Re- assemblingthe compressor in all respect, refixing the same in its original position and re-connecting all disconnected lines including brazing expansion valve, liquid and discharge line, Condenser tube and Evaporator arresting Leak test and fitted dummy bullet, pressure test, nitrogen test, Vacuuming etc, in serviceable and operational condition complete all as per manufacturers instruction and as directed by Engr-in-charge. |
| 32 | Note: (i) The rate quoted shall be deemed to include for necessaryT&P, MS Nuts, MS Bolts, MS washers, gasketsetc to put into AC Plant and Panels in serviceable condition, testing and commissioning complete all as directed by the Engr-in-charge. (ii) New spare parts required for replacing oldpartsshall be measured and paid separately against‘Supply only’ under item No 3.03 to 3.09 here-in-after, labour rate quoted shall be deemed to have been inclusive of such items. |
| 33 | (iii) Any minor spares / parts /accessories not covered in the Schedule "A" Partbut required for completion of job shall be provided by the contractor and the rate quoted shall be deemed to have been inclusive of such items. (iv) Servicingof control wiring in the system/ panel operating parameter microprocesor, motherboard communication, control board etc, is deemed to be included in the rate. (v) Servicing shall be carried out through OEM /authorisedAgency only and test report shall be submitted in duplicate |
| 34 | Supplyonly contactor Model No - 3TF46 coil voltage 415 V 50 HZSutaible for Existngpanel. |
| 35 | Supply only Aux cont block Model No-3TX4010-2A for mounting on Contactor. |
| 36 | Supply MPD range 5 to 30 amps aux supply 13 VAC . |
| 37 | Supply only MCB 3 polecapacity 40 amps 10kA415 V. |
| 38 | Supply only Display units and Programmable Control Board [PCB] suitable for Central AC Plant including testing complete all as specified and as directed. Compressor unit Model no WCDSO24DMN. |
| 39 | Supply only drier core filter. |
| 40 | Supply Expansion valvesutaible for model WCDSO24DMN . |
| 41 | M&L for carrying out complete the rectification of compressors, condensers and evaportor system capacity of 1 X 39 TR, Make : Voltas Model no WCUR0400MNTinMARCOS including brazining expansion valve, liquid and discharge line, Condenser tube and Evaporator arresting Leak test and fitted dummy bullet, pressure test, nitrogen test, Vacuuming etc, in serviceable and operational condition complete all as manufacturers instruction and as directed by Engr-in-charge. |
| 42 | Note: (i) The rate quoted shall be deemed to include for necessary T&P, MS Nuts, MS Bolts, MS washers, gaskets etc to put into AC Plant and Panels in serviceable condition, testing and commissioning complete all as directed by the Engr-in-charge. (ii) New spare parts required for replacing old parts shall be measured and paid separately against ‘Supply only’ under item No 4.03 to 4.11 here-in-after, labour rate quoted shall be deemed to have been inclusive of such items. |
| 43 | (iii) Any minor spares / parts /accessories not covered in the Schedule "A" Part but required for completion of job shall be provided by the contractor and the rate quoted shall be deemed to have been inclusive of such items. (iv) Servicing of control wiring in the system/ panel operating parameter microprocessor, motherboard communication, control board, transducers etc, is deemed to be included in the rate. (v) Servicing shall be carried outthrough OEM/authorisedagency only and test report shall be submitted in duplicate. |
| 44 | Supply only power contactor 3TS35 AC-3 415 V 50 Hz . |
| 45 | Supply only Transformer 13 V AC 50 HZ . |
| 46 | Supply only MPD 230 V AC50 HZ . |
| 47 | Supply only Expansion valve sutaible for compressor model no-WCUR0400MNT. |
| 48 | Supply only MCB 3 pole Capacity 40amps 415 V AC 50 HZ. |
| 49 | Supply only auxiliary contactblock existing model. |
| 50 | Supply only contactor MNX9 as existing Model. |
| 51 | Supply only LP differential pressure switch . |
| 52 | Supply only Display units, Expansion Boards and Programmable Control Board [PCB] suitable for Central AC Plantincluding testing complete all as specified anddirected. Compressor model no-WCUR0400MNT. |
| 53 | M&L for carrying out complete the rectification of compressors, condensers and evaporator system capacity of 1 x 50 TR AC at Hanger 11. Make: Voltas. Unit Model No - WCDS048DMN2X2 including panel recommissioning Re-assembling the compressor in all respect, refixing the same in its original position and re-connecting all disconnected lines including Leak test, pressure, nitrogen test, Vacuuming etc, in serviceable and operational condition complete all as per manufacturers instruction and as directed by Engr-in-Charge. |
| 54 | Note: (i) The rate quoted shall be deemed to include for necessaryT&P, MS Nuts, MS Bolts, MS washers, gaskets drier core filteretc to put into AC Plant and Panels in serviceable condition, testing and commissioning complete all as directed by the Engr-in-charge. (ii) New spare parts required for replacing old parts shall be measured and paid separately against‘Supply only’ under item No 5.03 to 5.08 here-in-after, labour rate quoted shall be deemed to have been inclusive of such items. |
| 55 | (iii) Any minor spares / parts /accessories not covered in the Schedule "A" Partbut required for completion of job shall be provided by the contractor and the rate quoted shall be deemed to have been inclusive of such items. (iv) Servicing of control wiring in the system/ panel operating parameter microprocessor, motherboard communication, control board, transducers etc, is deemed to be included in the rate. (v) Servicing shall be carried out through OEM /authorisedAgency only and test report shall be submitted in duplicate |
| 56 | Supply only Temp sensor. |
| 57 | Supply only flow switch. |
| 58 | Supply only Expansion valve (ETS 250) . |
| 59 | Supply only flow switch cable . |
| 60 | Supply only Refrigerants gas R-134a |
| 61 | Supply contactor 3 pole 3RT5044 as existing panel. |
| 62 | M&L for carrying out complete the rectification of compressors, condensers and evaporator system capacity of 1 X 50 TR. Make : Voltas Model No. WCDS048DMN2x2 in Hanger 10 including condenser and chiller leakage arresting fitted in dummy bullet, panel recommissioning Re-assembling the compressor in all respect, refixing the same in its original position and re-connecting all disconnected lines including Leak test, pressure, nitrogen test, Vacuuming etc, in serviceable and operational condition complete all as manufacturers instruction and as directed by Engr-in- charge. |
| 63 | Note: (i) The rate quoted shall be deemed to include for necessary T&P, MS Nuts, MS Bolts, MS washers, gaskets drier core filter etc to put into AC Plant and Panels in serviceable condition, testing and commissioning complete all as directed by the Engr-in-charge. (ii) New spare parts required for replacing old parts shall be measured and paid separately against ‘Supply only’ under item No 6.03 to 6.08 here-in-after, labour rate quoted shall be deemed to have been inclusive of such items. |
| 64 | (iii) Any minor spares/parts/accessories not covered in the Schedule "A" Part but required for completion of job shall be provided by the contractor and the rate quoted shall be deemed to have been inclusive of such items. (iv) Servicingof control wiring in the system/ panel operating parameter microprocesor, motherboard communication, control board, transducers etc, is deemed to be included in the rate (v) Servicing shall be carried outthroughauthorisedAgency only and test report shall be submitted in duplicate. |
| 65 | Supply only Contactor 45 amp AC3 ,415 V,50 Hz Model no -3TF46. |
| 66 | SupplyOnly expansion valve suitable for existing, Compressor Model no WCDS048DMN2x2. |
| 67 | Supply onlyElectrical panel controller. Compresor Model : WCDS048DMN2X2 |
| 68 | Supply onlyMVPD and Temprature sensor . |
| 69 | Supplu only catch all filter |
| 70 | Supply only MCB 3 pole 32 amps 415V 50 HZ |
| 71 | M&L forcompleterectification of compressors, condensers and evapator system capacity of1 X 60 TR Make : VoltasModel : WCDR060RMN Hanger C- 01including panel recommissioning, Re-assemblingthe compressor in all respect, refixing the same in its original position and re-connecting all disconnected lines, Leak test, pressure, nitrogen test, Vaccuming etc, in serviceable and operational condition complete all as manufacturers instruction and as directed by Engr-in- charge. |
| 72 | Note: (i) The rate quoted shall be deemed to include for necessaryT&P,MS Nuts, MS Bolts,MS washers ,gaskets etc to put into AC Plant and Panels in serviceable condition,testing and commissioning complete all as directed by the Engr-in-charge. (ii).New spare parts required for replacing oldpartsshall be measured and paid separately against‘ Supply only’ under item No 7.03 to 7.07 here-in-after, labourrate quoted shall be deemed to have been inclusive of such items. |
| 73 | (iii) Any minor spares / parts /accessories not covered in the Schedule "A" Partbut required for completion of job shall be provided by the contractor and the rate quoted shall be deemed to have been inclusive of such items. (iv) Servicingof control wiring in the system/ panel operating parameter microprocesor, motherboard communication, control board, transducers etc, is deemed to be included in the rate. (v) Servicing shall be carried out through OEM /authorisedAgency only and test report shall be submitted in duplicate |
| 74 | Supply Electrical panel controller Compressor unit Model no WCDR060RMN. |
| 75 | Supplyonly contactor Model No 3TF49 coil voltage 230/415 V 50 HZ Sutaible for existing model . |
| 76 | Supply only Expansion valve Sutaible for Existing Compressor unit. Model : WCDR060RMN. |
| 77 | Supply only MVPD Range 30-220 amps, aux supply 230V AC as existing panel. |
| 78 | Supply only Power Contactor 3 pole AC3, 25 Amps MNX 25 as existing panel. |
| 79 | Supply and filling Compressor Oil sutaible for Compressor unit model No. WCDR060RMN . |
| 80 | Supply and charging refrigerant Gas R 22 all as specified and as directed. |
| 81 | Supply and charging refrigerant Gas R 407 all as specified and as directed. |
| 82 | Supply and replacement of pressure gauge (0-5 kg /sq cm) chiller / condenser water line complete all as specified and directed. |
| 83 | Supply and replacement of thermometer of range 0 to 100°F for condenser / Chiller inlet/ outlet pipe complete all as specified and directed. |
| 84 | Supply and replacement of single Phase Preventor, 415 Volts, Type VSP-2complete all as specified and directed. |
| 85 | Supply and replacement ofV-Type Belt suitable for power transmission complete all as specified and directed. |
| 86 | Supply and replacement of Y type strainer 100 mm dia including all accessories, packing, nuts and bolts complete all as specified and directed |
| 87 | All as per Sl. Item No. 15 above but 80 mm dia |
| 88 | Supply and replacement of 50 mm dia butterfly valve and including replacement of bolts, nuts, washers and rubber gaskets complete all as specified and directed. |
| 89 | All as per Sl. Item No. 17 above but 80 mm dia |
| 90 | All as per Sl. Item No. 17 above but 100 mm dia |
| 91 | All as per Sl. Item No. 17 above but 125 mm dia |
| 92 | Supply and replacement of panel board LED indicator lamp complete all as specified and directed. |
| 93 | M&L for taking down the burnout / defectivescroll type compressor Capacity 12.5 TRunit and repair the factory through OEM replacement of unserviceable worn out parts in the compressor, cleaning the system, compressor winding, compressor oil, terminal blockrefixing the same in its original position andre-connecting all disconnected lines welding /copper brazing etc, in serviceable and operational condition all as manufacturers instruction and as directed by Engr-in- charge. Compressor Model no SM18534 RC Note :- (i) Leak test, Vaccuming and Refrigerant gas shall be measured separately under relevant items. (ii) Compressor shall have warranty of six months and the contractor is responsible for the maintenance of compressor during that period. (iii) The quoted rate is deemed to be include fortesting and commissioning carried out through OEM. |
| 94 | Servicing sunction and discharge valveof compressor including replacing of teflon sheet washer and neoprene ring etc complete all as directed. |
| 95 | M&L carrying out the leak test for the chiller any type system by extracting the existing available gas from the system to seperate cylinder storing and pressurising the complete system with dry nitrogen and check the leak rectification of leaks by brazzing /welding at the leak points / replacing by damaged valve gland package /gasket etc and after rectification of all leak pressure testing complete system after releasing the dry nitrogen and charging the refrigerent gas, desire pressure to system testing and comissioning the plant checking all control for the following complete all as specified and directed by Engr-in-charge:- |
| 96 | Note:- i) Once the gas charged in it, it should hold in the system to minimum six month and in case of any leakage from the system the contractor has to charge the gas upto required level on free of cost and no exra cost on this account shall be claimed. ii) Refrigerant gas shall be measured and paid seperately under relevent item as supply only. |
| 97 | 12.5 TRCapacity |
| 98 | 25 TR Capacity |
| 99 | 30 TR Capacity |
| 100 | 35 TR Capacity |
| 101 | 50 TR Capacity |
| 102 | Carrying out attending to break down of central type AC plant of any capacity by only authorised OEM (M/S VOLTAS)rep/team for fault finding and including attending repairs as and when required such as no start condition of AC plant and repairing, starting, the operating parameter of the chillers checking any vibration, functioning microprocessor, flow switch calibration, HP/LP cut out switch, oil pump and oil heater the AC plant till smooth running and setting up therequired parameter of all minor parts such as compressor microprocessor based central AC plant, general repair smooth and trouble free operation of plant to the entire satisfaction of user /dep. Attending break down inspection service report duly mentioning the date of inspection signature of service engineer, Engineer-in-Charge shall be submitted for claming payment, as required in ground as ordered by Engr-in-charge. |
| 103 | M&L carrying out painting with one coat of synthetic enamel paint to central type AC plant and including compressor, condenser, chiller, refrigeration line condenser water line, pump, motor foundation frame valve etc, as per the existing colour code for the following complete all as specified and directed by Engr - in - Charge :- Note :- 1. Painting should be done with existing colour code. 2. Quoted rate shall deemed to be included for preparation of old painted surface and applying one coat of zinc chrome primer over rusted portion all as directed. |
| 104 | 3X 25 TR Capacity |
| 105 | 3X30 TR Capacity |
| 106 | 3X 35 TR Capacity |
| 107 | 3X50 TR Capacity |
| 108 | 3X60 TR Capacity |
| 109 | M&L carrying out the descaling of the shell & tube condensers by isolation of each condenser by providing of dummy plate for inlet & outlet connection and seperation of condenser from water circulation without disturbing the operation of the AC plant, carrying out the descaling by circulation of the diluted scale removing agent organic compound type chemical of RA III / chemtex Brand at the appropriate ratio depend upon as recommended by manufacturer and the scale deposit inside copper tube by forced circulation and opening the end covers, mechanical brushing the copper tubes with nylon brushes of various size to remove complete scale, de-greasing with caustic soda solution and flushing out with fresh water, refixing all disconnected pipes lines, end covers with new rubber gasket and opening water line valves and checking of water leakages, apply grease to all M S bolts & nuts and put the condensers of the following capacities in operational complete all as specified and directed ;- |
| 110 | 25 TR Capacity |
| 111 | 30 TR Capacity |
| 112 | 35 TR Capacity |
| 113 | 50 TR Capacity |
| 114 | 60 TR Capacity |
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