Military Engineer Services-MES has published Tender For Repairs/Replacement Of Spare Parts And Periodical Maintenance Of 3X21 Tr Central Ac Plant At Inhs Nivarini And 2X45 Central Ac Plant At Apsara At Ins Chilka. Submission Date for this Tender is 27-11-2023. Spare Part Tenders in Khordha Odisha. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 10-Nov-2023 | Date corrigendum | Date | 20-11-2023 |
| 2 | 10-Nov-2023 | BOQ Corrigendum | BOQ | 20-11-2023 |
| 3 | 20-Nov-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 27-11-2023 |
| Sl. No. | Item Description |
| 1 | M&L de- scaling the shell and tube of condensor by circuilating de-scaling chemical applyingfor 2 to 3 hours and including opening the end cover of condensor and cleaning inner tubes manually with the help of nylon / wire brush until complete scale to be removed and flush out with fresh water, reassembling the end cover including replacement of gasket, bolts, nuts etc, as required and commissioning for the following complete all as specified and directed :- |
| 2 | Central type AC plant at Apsara (2 x 45 TR) |
| 3 | Central type AC Plant at INHS NIVARINI (3 x 21 TR) |
| 4 | M&L pumping down the gas of the central AC plant of followingcapacities and including the pressure testing the complete plant by dry nitrogen gas by separating high side and low side, rectifying and sealing the leakage by gas welding /brazing pressure, completely vaccuming the system and re-charging the system with R133a or R 407C gas or as mentioned in the AC plant system, testing and commissioning complete all as specified and directed:- Note :- Supply only nitrogen gas and refrigerant will be measured and paid separately. |
| 5 | Central type AC plant at Apsara (2 x 45 TR) |
| 6 | Central type AC Plant at INHS NIVARINI (3 x 21 TR) |
| 7 | Supply only refrigerant gas R/407C all as per specified and directed. |
| 8 | Supply only nitrogen gas for leak testing of central A/C plant system. |
| 9 | Supply and filling of compressor lubricant at various installation after draining out old Lubricant complete all as specified and directed. Note : (i) Empty canswill be returned to contractor after consumption of Oil. (ii)The oil to be supplied in sealed can. |
| 10 | Supply and replacement of compressor scroll type,11 TR, 380-400 V, 50 hz, 3 Ph suitable for refrigerentR407C, R134a, R507for central AC capacity 3 x 21 TR at INHS Nivarini hermetically sealed type with overload protectorsuitable for existing make complete all as specified and directed. |
| 11 | Supply and replacement of compressor scroll type, 13 TR, 380-400 V, 50 hz, 3 Ph suitable for refrigerentR407C, R134a, R507for Central AC capacity 2 x 45 TR at INHS Nivarini hermetically sealed type with overload protectorsuitable for existing make complete all as specified and directed. |
| 12 | Supply & replacement of pressure gauge of HP / LP / OP of size 4" dia of rating 0-16 Kg/cm2 or 0 - 300 PSI (lb/in2) complete all as specified and directed. |
| 13 | Supply & replacement of temperature guage size 4"dia of rating 0 to 50 degrees complete all as specified and directed. |
| 14 | Supply and replacement of water pressure cut out valve 1 PS - 70 suitable for existing make complete all as specified and directed. |
| 15 | Supply and replacement of LP / HP cut out valves suitable for R - 407 C gas suitable for existing make complete all as specified and directed. |
| 16 | Supply and replacement of oil pressure control switch type MP - 55 suitable for R - 407 C suitable for existing make complete all as specified and directed. |
| 17 | Supply and replacement of solinoid pilot control valve type 10 with two / three coil assembly suitable for existing make complete all as specified and directed. |
| 18 | Dismantling andtaking up unserviceable electric motors of any size / capacity and make from foundations and including after disconnecting electric connections and transportation from site to work shop for carrying out repairs / rewinding of motors as required. re-fixing in position and connectingand testing complete all as specified and directed. |
| 19 | M&L opening up short circuited electricinduction motor / DI / DW air blower motor, 3 phase AC 440 Volts, cutting and removing the burnt stator winding coils and including re-winding the same with super enamelled copper conductor wires of appropriate size as per the existing gauge, cleaning of slots,with necessary insulating materials, varnishing, dryiningfor the following capacities complete all as specified and directed:- |
| 20 | 2 HP |
| 21 | 3 HP |
| 22 | 5 HP |
| 23 | 7.5 HP |
| 24 | 10 HP |
| 25 | S&F terminal connector of motors for the following capacities complete all as specified and directed:- |
| 26 | 2 HP |
| 27 | 3 HP |
| 28 | 5 HP |
| 29 | 7.5 HP |
| 30 | 10 HP |
| 31 | S&F PVC fan blade of motors for the following capacities complete all as specified and directed:- |
| 32 | 2 HP |
| 33 | 3 HP |
| 34 | 5 HP |
| 35 | 7.5 HP |
| 36 | 10 HP |
| 37 | M&L repairs to squirrel cage induction motor shaft by welding / grinding and including polishing to required sizes of motors for the following capacities complete all as specified and directed:- |
| 38 | 2 HP |
| 39 | 3 HP |
| 40 | 5 HP |
| 41 | 7.5 HP |
| 42 | 10 HP |
| 43 | Supply and replacement of pump end ball bearing for the following capacities complete all as specified and directed:- |
| 44 | 2 HP |
| 45 | 3 HP |
| 46 | 5 HP |
| 47 | 7.5 HP |
| 48 | 10 HP |
| 49 | M&L repair & overhauling of monoblock pump set and including taking out impeller, cleaning, descaling & greasing to bearings, replacement of unserviceable parts such as bearings DE & NDE, gland flange,etc, cleaning and varnishing the starter and rotar, winding, heating and drying replacement of burnt terminals of motor assembling in the pump with new packing materials nuts, bolts, washers checking alignmentconnecting all electrical / water connections, checking the vibrations &alignment, RPM, DOR, painting with one coat of synthetic enamel paint after preparing the surfaces, testing the pump set on full load for the following capacities complete all as specified and directed:- |
| 50 | 3 HP |
| 51 | 5 HP |
| 52 | 7.5 HP |
| 53 | M&L servicing of cooling tower of central AC plant by draining water, cleaning the tank by castic soda and including repairing of sprinklers, replacement of frills, repairing the bracket for fixing the frills to CT of capacity, repairing / cleaning the FRP cooling tower of capacity upto 100 ton, top / side covers, removing the fan motor assembly, over hauling the fan motor, water main header pipe, PVC frills (honeycomb), cleaning throughly, replacing of the bearing of fan and reassembled in all respect for smooth functioning for the following capacities complete all as specified and directed:- Note :- Supply only cooling tower frills, sprinklers & fill pack sheetwill be measured and paid separately under relevant items of BOQ. |
| 54 | Central type AC plant at signal centre (3 x 45 TR) |
| 55 | Supply onlyPVC fills complete all as specified and directed |
| 56 | Supply only sprinkler suitable for cooling tower of 100 TR capacity complete all as specified and directed |
| 57 | S&F in repairs of joists of cooling tower, bracings, supports, clamps, straps D-clamps, back plates and MS frames fabricated from structural steel sections such as MS channel, angle iron and flats of suitable size and including necessary nuts, bolts, washers, eye hooks, welding, bending cold or hot drilling holes for bolts in any shape or size, applying two coats of synthetic aluminium paint over a coat of red oxide primer after preparation of steel surface complete all as specified and directed. |
| 58 | S&F in repairs GI tubing, medium grade with all fittings, fixed to wall and ceilings or laid in floors / trenches for the following sizes complete all as specified and directed:- |
| 59 | 20 mm bore |
| 60 | 25 mm bore |
| 61 | 40 mm bore |
| 62 | 50 mm bore |
| 63 | S&F in repairs gun metal gate valve with iron wheel head, screwed both ends for iron pipe and fixed for the following sizes complete all as specified and directed:- |
| 64 | 20 mm bore |
| 65 | 25 mm bore |
| 66 | 40 mm bore |
| 67 | 50 mm bore |
| 68 | 65 mm bore |
| 69 | S&F in repairs butterfly valve of size 100 mm dia with necessary nuts, bolts and other accessories as required complete as specified and directed. |
| 70 | S&F in repairsY- typeflanged ends strainer of size 100 mm made up of cast iron body and bronze plugISI markedPN - 1.6 and including SS screen and check nut and fixed with new carbon steel bolts, nuts, studs and gasketof steam jointing sheetcomplete all as specified and directed |
| 71 | S&F in repairsliquid line hermetic filter drier of 5/8 inches size for AC plant suitable for existing make complete all as specified and directed. |
| 72 | M&L carrying out the chemical servicing of the air handling units & cooling coils by applying the non-aciditic scale removing agent to the fins area of the cooling coil, copper tubes, remove the complete scale deposit across the coil, flushing through and complete blowing out the dirt, cleaning the fan impellers, filter section, fan section and complete cleaning of filters, tightening of all bolts & nuts, renew the rusted bolts & nuts checking the alignment of the drive set and electrical connection to light point inside AHU, replaceing the burn out bulb and testing & commissioning the air handling units of AC plant for the following capacities complete all as specified and directed:- |
| 73 | AHU unit of 40000 CFM |
| 74 | AHU unit of 3000 CFM |
| 75 | Supply and replacement of "V" beltfor powertransmission for the following sizes complete all as specified and directed:- |
| 76 | A 27 |
| 77 | B-2580/B-110 |
| 78 | Supply and replacement of thermostatic expansion valvesuitable for existing make complete all as specified and directed. |
| 79 | Supply and replacement of bimetal thermal over load relay (relay range suitable for MNX9 to 40 contactor)complete all as specified and directed. |
| 80 | Supply and replacement of electronic timer (for time delay) suitable for 240V / 360V / 415VHZsuitable for 3-10 seconds from panel board complete all as specified and directed. |
| 81 | Supply and replacement of copper tube pipe 1/4 inches suitable for gauge and cutout connection purpose complete all as specified and directed. |
| 82 | Supply and replacement of flare nut brass 1/4 inche suitable for gauge and cutout connection purpose complete all as specified and as directed. NOTE:The quoted rate is deemed to be included for cutting and flaring of copper pipe. |
| 83 | Supply and replacement of copper tube pipe 5/8 inches suitable for gauge and cutout connection purpose complete all as specified and directed. |
| 84 | Supply and replacement of flare nut brass 5/8 inches suitable for gauge and cutout connection purpose complete all as specified and as directed. NOTE:The quoted rate is deemed to be included for cutting and flaring of copper pipe. |
| 85 | Supply and replacement of MCCB 50HZ, 415 V adjustable type and including necessary cable lugs & wire etc, for the following sizescomplete all as specified and directed :- |
| 86 | 250 - 320 Amps, 4 Pole, 50 KA |
| 87 | 200 - 250 Amps, 4 pole, 36 KA |
| 88 | 100 -125 Amps, 4 pole, 30 KA |
| 89 | 63 - 80 Amps, 4 pole, 30 KA, |
| 90 | Supply and replacement of digital type ammeter 3 Phase, input voltage measurement range 50-520 VAC, 96 x 96 mm square flush mounted case of class 1.0complete allas specified and directed |
| 91 | Supply and replacement of digital type voltmeter, 3 Phase, 0 - 500 V, 96 x 96 mm square flush mounted case of class 1.0complete all as specified and directed |
| 92 | Supply and replacement of spreader terminals for MCCB of 50 HZ, 415 V, 4 Pole adjustable type complete all as specified and directed |
| 93 | Supply and replacement of MCB of 50HZ, 415 V, 10 KA, TP 25 to 63 Amp, curve C, adjustable type and including necessary cable lugs & wire etc, complete all as specified and directed. |
| 94 | Supply and replacement of HRC fuse of 125 amps capacity, size A4 complete all specified and directed. |
| 95 | Supply and replacement of 3 pole air break power contactor auxiliary MNX9 AC3= 9 A, 415 V main supply 240 V, control supply, 50 HZ for 1.1 x 2 KW fan motor complete all as specified and directed. |
| 96 | Supply and replacement of 3 pole air break power contactor auxiliary MNX32 AC1 = 55A, AC3=32A, 415 V main supply, 240V control supply, 50 HZ for 15 KW / 20 HP compressor motor complete all as specified and directed. |
| 97 | Supply and replacement of 3 pole air break power contactor auxiliary MNX22 AC1 = 32A, AC3=22 A, 415 V main supply, 240V control supply, 50 HZ for 15 KW / 20 HP compressor motor complete all as specified and directed. |
| 98 | Supply and replacement of water flow sensor / switch WFS 6000 max pressure 150 PSI, max temp - 100 degree, 1"" NPT,15 A 250 Vcomplete all as specified and directed. |
| 99 | Supply and replacement of GI factory fabricated rectangular ducts 22 gauge with MS frame structure and including necessary supports using thread roads and anchor bolts, air collars, vanes for the air conditioned areas complete all as specified and directed. |
| 100 | Supply and replacement of thermal insulation on the sheet metal duct with AL foil faced Class "O" 25 mm thick closed cell nitrile rubber 75 mm thick TF polystrene covering with sand cement plaster complete allas specified and directed |
| 101 | Supply and replacement of thermal insulation on the sheet metal duct with 75 mm thick TF polystrene covering with sand cement plastercomplete all as specified and directed |
| 102 | Supply and replacement of HEPA filter of suitable size 965 x 508 x 70 mm of efficiency 99.997% down to 0.3 microns or higher efficiency all units tested byDOP (dispersed oil paticulate ) / POA ( Poly Alpha Olefin) tests all as per existing sample for hospital operation theatre complete all as specified and directed. |
| 103 | Supply and replacement of HEPA filter of suitable size 610 X 1220 X 70 mm of efficiency 99.997% down to 0.3 microns or higher efficiency all units tested byDOP( Dispersed Oil Paticulate ) / POA ( Poly Alpha Olefin) tests all as per existing sample for hospital operation theatre all complete as specified and directed. |
| 104 | Supply and replacement of air filter of size 610 x 610 x 48 mm, G4 grade, box type, 10 micron rating and capacity 2000 CFMfor 2 x 45 TR capacity central AC plant suitable for existing complete all as specified and directed. |
| 105 | Supply and replacement of air filter of size 610 x 305 x 48 mm, G4 grade, box type, 10 micron rating and capacity 2000 CFMfor 2 x45 TR capacity central AC plant suitable for existing complete all as specified and directed. |
| 106 | M&L repair / servicing of air curtain unit single phase 230 V 50 HZ, 150 W, velocity 14 m / sec for prevention of dust and conditioned air losses complete all as specified and directed |
| 107 | Supply and replacement of display control unit microprocessor based computer control functioning unit, LCD with touch functionality, 415 main voltage, 3 phase, AC supply, calliberating and programming to operate the HVAC system under desired temperature and pressure and including providing smooth operation to the system along with all necessary wiring etc, complete all as specified and directed. |
| 108 | Supply and replacement of display control unit microprocessor based computer control functioning unit, LCD with touch functionality, 415 main voltage, 3 phase, AC supply, calliberating and programming to operate the AC plantand including providing smooth operation to the system along with all necessary wiring etc, complete all as specified and directed. |
| 109 | Supply and replacement of RYB LED indicator bulb, 240 V AC, complete all as specifeid and directed. |
| 110 | Supply and replacement of push button start / stop type 240V AC supply complete all as specified and directed. |
| 111 | M&L painting to compressor, condensor, compressor motor, condensor water pump, AHU motor, cooling tower with fan and motor as per existing colors, applying one coat of synthetic enamel paint and including preparation of all exposed surfaces from ground level to bottom of the dome complete all as specified and directed (Signal centre 3 x 45 TR) Note :- The quoted rate is deemed to be included for necessary tools, tackles, swings, scaffolding and safety accessories etc, required for completion of the work. |
| 112 | M&L painting tocompressor, condensor , compressor motor, condensor water pump, AHU motor andcondensor external unit with fan and motor-03 Nos. and connected GI / MS Pipe line as per existing colors, applying one coat of synthetic enamel paint and including preparation of all exposed surfaces from ground level to bottom of the dome complete all as specified and directed. (Signal centre 3 x 21 TR) |
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