Military Engineer Services-MES has published Tender For Certain Repair And Maintenance / Improvement To Ac Plants, Chillar Condenser Pump Motor And Ahu Alongwith Connected Items At Mil Stn Dappar.. Submission Date for this Tender is 13-06-2023. Air Handling Unit Tenders in dappar Punjab. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 03-Jun-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 06-06-2023 |
| 2 | 06-Jun-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 09-06-2023 |
| 3 | 09-Jun-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 13-06-2023 |
| Sl. No. | Item Description |
| 1 | Removing old unserviceable thermal insulation and supply and insulation of thermal insulation on ducts / chiller pipe line exposed to sun light using closed cell O nitrite rubber elastometric insulation of density 40-55 kg/m3 thermal conductivity of 0.037 W/mk at 20 degree celcius mean temp and MZ 7000 (without any additional vapour barrier) and with chemical treated factory laminated Woven fibre glass cloth with 200+/- 20 gsm to be applied on ducts manufactureds recommended rubber based adhesive in a blend of solvents complete all as specified and as directed. |
| 2 | Descaling of condensor with the help of descaling chemical and nylon brush etcfrom 39 TR capacity of AC plants of any make complete all as specified and as directed. |
| 3 | Cleaning of cooling towerexisting size, water basin and makeup tank with the help of chemical and nylon brush, removing and refixing of PVC finches after washing, cleaning of condenser pipe line ( inlet and outlet) including painting of out side of cooling tower with inlet and outlet pipe line with one coat synthetic enamel paint of colour approved byEngineer in Charge and inside painting of water tank of cooling tower using water proof black japan paint one coat including changing of unserviceable PVC guard, water distibutor, PVC pipe, cooling tower motor etc of 100 TR capacity of the AC plants at different locationscomplete all as specified and as directed. |
| 4 | Servicing of AC plants of 50 TR capacity (01 No working and 01 No standing), safety checking and replacement of burnt outsingle core copper cable with copper lugs servicing micro processor control electric panel pnematric rewiring of controller servicing of all AHU of any CFM cleaning and washing of Filter of AHU of any size / any CFM, cleaning of cooling coil, Greasing of condensor / chiller motor pump and filling Glantory with existing size, if any rubber packing is unserviceable to change new rubber packing and cleaning and washing of syphon, cleaning and washing of cooling coil for using a chemical C-shine (Alkaline coil cleaner and brightener) and testing the unit complete all as specified and as directed. |
| 5 | Removing old unserviceable port Y strainer and material and labour for Y strainer 80mm size of both end flanged including supply and welding flange of size 80 mm two nos complete all as specified and as directed. |
| 6 | Removing old unserviceable port Y strainer and material and labour for Y strainer 65mm size of both end flanged including supply and welding flange of size 65 mm two nos complete all as specified and as directed. |
| 7 | Taking down old unserviceable butter fly valve and material and labour for butter fly valve of size 80 mm with rubber packing complete all as specified and as directed. |
| 8 | Taking down old unserviceable butter fly valve and material and labour for butter fly valve with rubber packing of size 65 mm complete all as specified and as directed. |
| 9 | Taking down old unserviceable butter fly valve and material and labour for butter fly valve of size 50 mm with rubber packing complete all as specified and as directed. |
| 10 | Taking down old unserviceable butter fly valve and material and labour for butter fly valve with rubber packing of size 32 mm complete all as specified and as directed. |
| 11 | Supply, installation, testing and commissioning of Cast Iron manual balancing valves in chilled water and condensed water plumbing and adequately supported as per specifications of size 80 mm complete all as specified and as directed. |
| 12 | Supply, installation, testing and commissioning of Cast Iron manual balancing valves in chilled water and condense water plumbing and adequately supported as per specifications of size 65 mm complete all as specified and as directed. |
| 13 | Supply, installation, testing and commissioning of Cast Iron manual balancing valves in chilled water and condense water plumbing and adequately supported as per specifications of size 50 mm complete all as specified and as directed. |
| 14 | Supply, fixing, testing and commissioning of80 mm size non-return valve with dual plate of CI body SS plates vulcanized NBR seal flanged end and PN 1.6 pressure rating for chilled / hot water circulation including insulation complete all as specified and as directed. |
| 15 | Supply, fixing, testing and commissioning of65 mm size non-return valve with dual plate of CI body SS plates vulcanized NBR seal flanged end and PN 1.6 pressure rating for chilled / hot water circulation including insulation complete all as specified and as directed. |
| 16 | Supply, fixing, testing and commissioning of50 mm size non-return valve with dual plate of CI body SS plates vulcanized NBR seal flanged end and PN 1.6 pressure rating for chilled / hot water circulation including insulation complete all as specified and as directed. |
| 17 | Taking down old unserviceable water flow switch of any size,supply and fixing testing of water flow switch of suitable size including suitable wiring with control panel complete all as specified and as directed. |
| 18 | Taking down unserviceable / burnt scroll compressor of capacity 20 TR andM & L for scroll compressor of capacity 20 TR suitable for 60 TR (3 x 20 TR)air cooled plant of make voltas including removing of refrigerent empty cylinder R-407 flushing the system with nitrogen gas pressure testing and leak repairing vaccumising the system 700 micron charging the refrigerent R-407c complete all as specified and as directed.Note : Initial charge of refrigerent will be paid seperately. |
| 19 | Taking down unserviceable / burnt scroll compressor of capacity 20 TR and reconditioning of scroll compressor of capacity 20 TR suitable for 60 TR (3 x 20 TR)air cooled plant of make voltas including removing of refrigerent empty cylinder R-407 flushing the system with nitrogen gas pressure testing and leak repairing vaccumising the system mcharging the refrigerent R-407c complete all as specified and as directed.Note : Initial charge of refrigerent will be paid seperately. |
| 20 | Taking down unserviceable / burnt scroll compressor of capacity 13 TR andM & L for scroll compressor of capacity 13 TR suitable for 39 TR (3 x 13 TR)air cooled plant of make voltas including removing of refrigerent empty cylinder R-407 flushing the system with nitrogen gas pressure testing and leak repairing vaccumising the system 700 micron, charging the refrigerent R-407c complete all as specified and as directed.Note : Initial charge of refrigerent will be paid seperately. |
| 21 | Taking down unserviceable liquid line filter drier and material and labour for liquid line filter drier suitable for 13 TR air cooled scroll unit of make voltas including removing of refrigerent empty cylinder R-22 flushing the system with nitrogen gas pressure testing and leak repairing vaccumising the system 700 micron charging the refrigerent of R-407 / R22, complete all as specified and as directed. |
| 22 | Taking down unserviceable liquid line filter drier and material and labour for liquid line filter drier suitable for 20 TR air cooled scroll unit of make voltas including removing of refrigerent empty cylinder R-407cflushing the system with nitrogen gas pressure testing and leak repairing vaccumising the system 700 micron, charging the refrigerent of R-407 / R22, complete all as specified and as directed. |
| 23 | Supply and fix in replacement PLC based control module with digital display of Package / Central type AC unit suitable for 50 TR capacity having start / stop functions, settings option to change the seetings as per requirement complete all as specified and as directed. |
| 24 | Taking down old unserviceable expansion valve 13/20 TR compressor suitable for using 50 TR air cooled centralised AC plant double unit complete all as specified and as directed. |
| 25 | Taking down old unserviceable Air vent valve 15 / 20 mm and supply and fixing testing of air vent valve 15 mm complete all as specified and as directed. |
| 26 | Supply and fix MCB TP 63 Amp 415 volt complete all as specified and as directed. |
| 27 | Supply and fix AC contactor 63 Amp 415 volts complete all as specified and as directed. |
| 28 | Supply and fix AC contactor 40 Amp 415 volts complete all as specified and as directed. |
| 29 | Supply and fix Current Transformer 100/5A Single Phase, freq 50 Hz complete all as specified and as directed. |
| 30 | Supply and fix MCB TP 32 Amp 415 volt complete all as specified and as directed. |
| 31 | Supply and fix MCB SP 6 to 32 Amp 415 volt complete all as specified and as directed. |
| 32 | Providing and fixing in position the industrial type pressure gauges complete all as specified and as directed. |
| 33 | Supply and fix pressure transducer 16/18 bar suitable for 50 TR air cooled central type AC plants complete all as specified and as directed. |
| 34 | Supply and fix pressure transducer 30/40 bar suitable for 50 TR air cooled central type AC plants complete all as specified and as directed |
| 35 | Supply and fix Chilled water sensor complete all as specified and as directed. |
| 36 | Supply and fix over load relay 9 to 15 amp complete all as specified and as directed. |
| 37 | Supply and fix over load relay 6 to 10 amp complete all as specified and as directed. |
| 38 | Supply and fix line phase failure switch 440 v complete all as specified and as directed. |
| 39 | Supply and fixhigh pressure switch (HP switch) upto 260 PSI NO and 190 PSI NC including removing of refrigerent empty cylinder and checking of pressure testing leak testing vaccume the system of 700 micron charging the refrigerent in the system complete all as specified and as directed. |
| 40 | Supply and fix low pressure switch (LP switch) upto 25 PSI NO and 45 PSI NC including removing of refrigerent empty cylinder and checking of pressure testing leak testing vaccume the system of 700 micron charging the refrigerent in the system complete all as specified and as directed. |
| 41 | Disconnecting, dismantling the defective three phase induction motor 415 volts 50 Hz of any RPM for motor of capacity 15 HP and rewinding with super enamelled copper wire of best quality of existing size / gauge and weight including replacement of insulation material, varnish bearing connection plate and all other petty items required to make the motor in functional and reassembling the motor including installation commissioning and testing on full load all as specified and as directed. |
| 42 | All as per item No. 41.00 here-in before but of capacity 10 HP complete all as specified and as directed. |
| 43 | All as per item No. 41.00 here-in before but of capacity 2 HP complete all as specified and as directed. |
| 44 | Disconnecting, dismantling of centrifugal monoblock pump set of 7.5 HP capacity of any RPM and dismantling and replacement ofdefective parts such as impeller nut, glant, impeller key, gland packing water deflector bush bearings sleeve, gasket, volute stud and nuts suction and delivery flange and stud and nuts and all other petty items required to make the pumpset in functional and reassembling the pumpset including installation commissioning and testing all as specified and as directed. |
| 45 | All as per item No. 44.00 here-in before but of capacity 2 HP complete all as specified and as directed. |
| 46 | Material and labour for replacement of terminal connecting plate suitable for 7.5 HP/5 HP/3HP/2HP of monoblock pumpset complete all as specified and as directed. |
| 47 | Supply and fixing air cooling unit as per existing size and capacity 250 CFM of copper piping with aluminium finches complete all as specified and as directed. |
| 48 | Material and labour for fanbelt any size of suitable model for using of AHU motor, chiller unit, complete all as specified and as directed. |
| 49 | Supply and charging of Refrigerent R-407 C in sealed container of 45 Kg complete all as specified and as directed. |
| 50 | Supply and charging of Refrigerent R-22 in sealed container of 45 Kg complete all as specified and as directed. |
| 51 | Preparation of old painted surface of MS / CI pipesinlet / out let and applying a coast ofsynthetic enamel paint as per colour code given by the depttcomplete all as specified and as directed. |
| 52 | Supply, laying and testing MS pipes (ERW steel) including cutting bending and welding as per site requirement and specials with flanged and drilled ends, jointing materials like nuts, bolts and gasket etc of nominal dia 80 mm as per IS 3589 (1981) thickness 6.0 mm fixed in replacement of existing unserviceable, by cutting road and footpath and making surface good as previous complete all as specified and as directed. |
| 53 | Supply, laying and testing MS pipes (ERW steel) including cutting bending and welding as per site requirement and specials with flanged and drilled ends, jointing materials like nuts, bolts and gasket etc of nominal dia 65 mm as per IS 3589 (1981) thickness 6.0 mm fixed in replacement of existing unserviceable, by cutting road and footpath and making surface good as previous complete all as specified and as directed. |
| 54 | Supply, laying and testing MS pipes (ERW steel) including cutting bending and welding as per site requirement and specials with flanged and drilled ends, jointing materials like nuts, bolts and gasket etc of nominal dia 50 mm as per IS 3589 (1981) thickness 6.0 mm fixed in replacement of existing unserviceable, by cutting road and footpath and making surface good as previous complete all as specified and as directed. |
| 55 | Supply, laying and testing MS pipes (ERW steel) including cutting bending and welding as per site requirement and specials with flanged and drilled ends, jointing materials like nuts, bolts and gasket etc of nominal dia 32 mm as per IS 3589 (1981) thickness 6.0 mm fixed in replacement of existing unserviceable, by cutting road and footpath and making surface good as previous complete all as specified and as directed. |
| 56 | Supply and fix in replacement damper actuator suitable for 25TR AHU complete all as specified and as directed. |
| 57 | Providing and fixing in position the mercury-in-glass industrial type thermpmeters complete all as specified and as directed. |
| 58 | Material and labour for control wiring of hot water generator panel 55 KW / 63 KW alongwith all necessary connections complete all as specified and as directed. |
| 59 | Supply and fix in replacement step controller microprocessor based multistage electronic progressive staging sequencer with thermistor sensor to control the unit in stages with relay output 8A for hot water generator 55 KW / 63 KW complete all as specified and as directed. |
| 60 | Supply and fix in replacement control module for hot water generator 55 KW / 63 KW with water level indicator, system health status indicator, terminals for BMS-remote signal and control status complete all as specified and as directed. |
| 61 | Supply and fix DOL starter for 5.5 / 3.5 KW motor complete all as specified and as directed. |
| 62 | Removing old unserviceable PVC finches supply and laying of PVC finches of size 300mm x 200mm x 150mm complete all as specified and as directed. |
| 63 | Taking up condenser / evaporator from AC plant and transporting to condenser manufacture workshop and removing old unserviceable copper tube from condenser and supply, fixing testing and commissioning copper tube cell forexisting size and capacity and nos of copper cell for condenser suitable for 39 TR water cooled scroll unit complete all as specified and as directed.Note : Warranty of condenser defect liability period is minimum two years after completion of contract. |
| 64 | Supply and installation testing and commissioning of electric rod heater of 6.12 KW for hot water generator complete all as specified and as directed. |
| 65 | Material and labour for replacement of sprinkler of 100 TR cooling tower including all necessary connections all as specified and as directed. |
| 66 | Taking out unserviceable servo auto manual voltage stabiliser and transporting at work shop, opening of Voltage stabiliser of capacity 200/250KVAand repair / replacement of unserviceable spare parts such as PCB/servo card, voltmeter 500v : 96mm-02Nos, 300V:72mm-03Nos, Three phase control panel - 01 No, Carbon bruses - 12 Nos, Variac coil 200 Amps, control transformer (CT) - 02 Nos, reinstalling at its original position after repair, servicing and testingcomplete all as specified and as directed. |
| 67 | Taking down old unservicable anti freeze thermostat suitable to 39/50Rplant capacity and supply, fixing and testing of anti freeze thermostat of suitable size including suitable wiring with controler panel complete all as specified and directed |
| 68 | Taking down old unservicable heating strips and supply and fixing of heating strip suitable to 13/20 TR compresser with all necessary connections complete all as specified and directed |
| 69 | Material and labour for rewinding of main transformer auto/manual servo voltage stabilizer of 200/250KVA capacity with super enamel copper winding wire of existing grade and size including replacement of allied insulation material of appropriate insulation class. Assebling, connecting and testing complete all as specified and as directed. |
| 70 | Material and labour for cleaning of voltage stabilizer body with cleaning agent carefully of capaciity 200/250KVA installed on platform and painting two coats of synethtic enamel paint of approved makes completeall as specified and as directed. |
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