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| 1 | Preventive & Comprehensive maintenance of chiller unit of central A/C plant (HVAC) of capacity 4 x 110 TR with screw type liquid water cooled chillers and electrical operated AHU - 16 Nos of various capacity through M/S Blue-Star company) (OEM) / authorized dealer of OEM including repair / maintenance of comprising / connected equipments of HVAC Plant and replacing any type of unsv spares/parts i.e micro processed unit control modules of plant, screw type compressor, evaporator, electronical expansion valve, water cooled condenser with integral sub cooler, oil cooler, oil piping, oil filter, refrigerant filters, semi synthetic type 1 RTHB refrigeration oil, refrigeration oil lubricant ISO-68 polyester, RTHD (Recommended by the OEM / authorized dealer of OEM), pressure switch, solenoid switch ,driers, humidify heaters, thermostatic valves, check valves, balancing valve temperature gauge, water pressure gauge, water flow switch, low pressure control, high pressure control, industrial thermostat, and automatic control valves, charging of refrigerant gas (as per OEM recommendation) as and when required including rectification of leakage copper tubes (suction and discharge line) by brazing of copper tubing for smooth functioning of central AC Plant to maintain desired temperature inside of room area 21 degree centigrade including repair/maintenance of comprising/connected equipments of HP side overalling / servicing of condenser/cooling unit by decaling of coil by opening of cooling coil, circulating acid / suitable chemical for removing all foreign material gathered in the coil, cleaning of all filters including replacing connected unserviceable parts dismantling and refixing the same on its original position, complete all as specified and as directed. Note for item No 1:-1. Comprehensive maintenance includes main equipments of plant viz chiller unit, evaporator unit including control panel station and checking the functioning of allied control equipments . Descaling of condenser / evaporator unit by chemical cleaning as per OEM instructions.2. Replacing of defective/worn out parts with new or repaired parts for compressor / thermostat / cutouts based.3. Descaling of condenser/chemical cleaning as per OEM recommendation.4. Replenishing refrigerant gas and compressor oil as per OEM recommendation.and checking of compressor for proper working. 5.Annual pumping down and restarting as and when required.6. Checking of Microprocessor control panel, control boards, transducers of packaged chillers/condensing unit for their correctness and replacing other allied parts including software upgradation. |
| 2 | Preventive & comprehensive maintenance of complete chiller unit of central A/C plant (HVAC) of capacity 2 x 100 TR (make- Daikin Model - No- PFS1101DBRY) with screw type liquid water cooled chillers and electrical operated AHU - 4 Nos of various capacity through OEM / authorized dealer of OEM including repair/maintenance of comprising/connected equipments of HVAC Plant and replacing any type of unsv spares/parts i.e micro processed unit control modules of plant, screw type compressor, evaporator, electronical expansion valve, water cooled condenser with integral sub cooler, oil cooler, oil piping, oil filter, refrigerant filters, semi synthetic type 1 RTHB refrigeration oil, refrigeration oil lubricant ISO-68 polyester, RTHD (Recommended by the OEM / authorized dealer of OEM), pressure switch, solenoid switch ,driers, humidity heaters, hot water generator (50 KW) ,thermostatic valves, check valves, balancing valve temperature gauge, water pressure gauge, water flow switch, low pressure control, high pressure control, industrial thermostat, and automatic control valves, charging of refrigent gas as and when required including rectifying of leakage copper tubes (suction and discharge line) by brazing of copper tubing for smooth functioning of central AC Plant to maintain desired temperature inside room area 21 degree centigrade including repair/maintenance of comprising/connected equipments of HP side overalling / servicing of condenser/cooling unit by descaling of coil by opening of cooling coil, circulating acid / suitable chemical for removing all foreign material gathered in the coil, cleaning of all filters including replacing connected unserviceable parts dismantling and refixing the same on its original position, complete all as specified and directed. Note for item No 2:-1. Comprehensive maintenance includeS main equipments of plant viz chiller unit evaporator unit, including control panel station and checking the functioning of alliedcontrols equipments .Inspection of all safety controls and adjust as per OEM . Descaling of condenser / evaporator unit by chemical cleaning as per OEM instructions.2. Replacing of defective/worn out parts with new or repaired parts for compressor/thermostat/cutouts based.3. Descaling of condenser/chemical cleaning as per OEM recommendation.4. Replenishing/topup refrigerant gas and compressor oil as per OEM recommendation.5. Checking of Microprocessor control panel, control boards, transducers of packaged chillers/condensing unit for their correctness and replacing other allied parts including software upgradation. |
| 3 | Special note for item Ser No. 1 & 2:1. The cost of spares and labour for any minor or major repairs of chiller plants as and when required (as recommended by the OEMs / authorized dealer of OEM during inspection/analysis report) shall be provided by the contractor at no extra cost and rate for the same are deemed to be included in the unit rates of item as above.2. Charging of refrigerant gas and and compressor oil in chiller plant shall be arranged by the contractor or as per terms and condition of OEMs / authorized dealer of OEM.3. The contractor is liable to maintain 21centigrade temperature (plus/minus 2 degree C) and 50% relative humidity (plus/minus 5%) in side of rooms.4. Contractor is required to enter in to \"Level-3\" MOU with respective OEM / authorized dealer of OEM . The contractor shall submit Coppy of MoU to GE for his approval berore commencement of work. The service Engineer from original OEM (s) will visit the A/C plant minimum one time in a month and will submit inspection report to the GE. Necessary repair action will be taken immediately if/as required and periodical maintenance of plant will be carried out by contactor as per technical instructions OEM.5. In case of any minor fault in the machineries of Central AC plant due to which the plant is put off more than 12 hours the following penalties shall be recovered from the contractor. |
| 4 | 6. Rs. 10000/- per day will be recovered from the contractor for non rectification of defect/replacement of any unserviceable spares after 12 hours from lodging of complaint telephonically or verbally.7. Thereafter Rs. 10000/- will be added every day till rectification of fault/replacement of unserviceable spares as directed.8. In case of any major fault in the machineries of Central AC plant due to which the plant is put off more than 48 hours the following penalties shall be recovered from the contractor :-9. Rs. 10000/-per day will be recovered from the contractor for non rectification of defect/replacement of any unserviceable spares after 48 hours from lodging of complaint telephonically or verbally.10. Thereafter Rs. 10000/- will be added every day till rectification of fault/replacement of unserviceable spares as directed.11. Before quoting the tender contractor should visit complete site and check servicility of equipments/machinery. Any defects/unservicibility found during contractor visit, contractor should consider the rates to rectify defects and put all parts and machinery in working condition through OEM authorized dealer of OEM. The quoted rates are inclusive of all and no extra amount admissible in this regards. |
| 5 | Supply and lay in replacement of M Spipes heavy grade 40 mm dia conforming to IS 1239 Part-1 (2004) andIS: 13589 including fittings like elbows, tees, flanges, tapers, nuts bolts, gaskets etc.including welding, cutting, and grindingworks, laidin trenches, or fixing in wall, ceiling andfloor complete and making good the disturbed surfaceand painting with twocoats of existing coloursynthetic enamel paintover a coat of anticorrosive paint anddisconnected/dismantaling and taking out of rusty/damaged MS pipes complete all as specified and as directed (Excavation and earth work if required ,same shall be measured separately under relevant item of schedule A) |
| 6 | All as per item No 3 above but of size 80 mm dia |
| 7 | All as per item No 3 above but of size 100 mm dia |
| 8 | All as per item No 3 above but of size 125 mm dia |
| 9 | All as per item No 3 above but of size 150 mm dia |
| 10 | All as per item No 3 above but of size 250 mm dia |
| 11 | Supply and fixing in replacement ofButterfly Valve mannuly operated250 mm dia including necessary flanges/fittings, complete all as specified and directed. |
| 12 | All as per item No 4.00 above but of size 150mm dia |
| 13 | All as per item No 4.00 above but of size 125mm dia |
| 14 | All as per item No 4.00 above but of size 100 mm dia |
| 15 | All as per item No 4.00 above but of size80 mm dia |
| 16 | All as per item No 4.00 above but of size65 mm dia |
| 17 | Taking down and supply and fixing in replacement variable frequency control device from existing HVAC panel boardsuituable for 10 HP three phase 415 volt chiller pump unit including testing commissioning all as specfied. |
| 18 | Taking down and supply and fixing in replacement motorized valveof size 125 mmmedium type IP-16electrically operating actuator including necessary flanges/ fitting after fixing, testing commissioning complete all as specified and directed. |
| 19 | Supply and fixing in replacement ofbalancing Valve 150 mm dia(ISI marked) manuallyoperated for condenser/chiller line inlet /outlet pipe line includingreplacement of necessary flanges,fittings and insulation materials as per site requirements, complete all as specified and directed. |
| 20 | All as per item No 7.00 above but of size 125 mm dia |
| 21 | All as per item No 7.00 above but of size 80 mm dia |
| 22 | Supplying and fixing in replacement of Y strainer 150 mm dia(ISI marked)for condensor/chiller line inlet /outlet pipe line includingreplacement of necessary flanges,fittings and insulation materials as per site requirements,complete all as specified and directed |
| 23 | All as per item No 8.00 above but of size 125 mm dia |
| 24 | Supply and fixing in replacement of NRV Valve 150mm dia(ISI marked) for condensor/chiller line inlet /outlet pipe line includingreplacement of necessary flanges,fittings and insulation materials as per site requirements,complete all as specified and directed |
| 25 | All as per item No 9.00 above but of size 125 mm dia |
| 26 | Material and labourfor insulation of M.S Pipe 150 mm diawith PUF slab insulation 40 mm thick of density 36 Kg/Cum with and including applying bituminuous compound andGI cladding with 26 gauge GI sheet including taking down unserviceable insulation,complete all as specified and directed. |
| 27 | All as per item No 10.00 above but of size 125 mm dia |
| 28 | All as per item No 10.00 above but of size 100 mm dia |
| 29 | All as per item No 10.00 above but of size 80 mm dia |
| 30 | M&L for taking down existing diffuser/grill from duct and cleaning, washing with detergent mixed with hot water to remove all dirt, dust, foreign materialsand after cleaning refixing the same inposition, complete all as specified and directed. |
| 31 | Material and labour for robotic cleaning of existing duct through high power vaccume cleaner,high pressure compressor air using special nozzle, brush,scrubblers, \"HEPA AIR\" equipment & technology i.e fixing/showing for inspection of duct before and after cleaning of duct complete including removing and refixing of existing grill/diffuser for cleaning, complete all as specified and directed. |
| 32 | Supply and fixing in replacment of louver faced ceiling diffusers surfaces/recessed mountedwith aluminium white finishwith neck size 6 and panel size 24 x 24 inches, complete all as specified and directed. |
| 33 | Taking down and supply and fixing in replacment of fresh air vent /grillof size( 2ft x 1ft )for HVAC systemduly power coated aluminiumwhitefinishfixed on ceiling/wall surfacesand making goodto the disturbed surface , complete all as specified and directed.(Note:- T&P andfixing materials required for fixing/removingof items shall be included in the quoted rate) |
| 34 | Supplying and fixing in replacement industrial pressure guage 100mm dia dial type, complete all as specified and directed |
| 35 | M&L for servicing and cleaning of AHUs capacityup to 13000 CFM by taking out thefilters (any type ) from AHUs for cleaning grills,coil/mesh withchemical cleaningcleaning of blower assembly ,watertubes with air pressure to sweep up all thedust particles and ensure thoroughout flow of air over the cooling coil complete all as specified and directed for any capacity of AHU and refixing the air filter after cleaning complete all as specified. |
| 36 | M&Lfor repairing/ servicingAHU Fan Motor of capacity5 HP/ 5.5 HP AHU fan motor opening themotor, cutting & removing old and burnt windingwire, rewinding the motor with new super enameled copper winding of size & discription to match with existing including insulating materials, varnishing, drying, replacement of both driven end & non driven end bearings and base plate,reassembling, refixing in same position & connecting including testing and commissioning complete all as specified & directed. (Note :-fabrication work for taking down of motor from main AHU shaftand after repair refixing of motorin same position is part of the scope of work and cost of the sameis deemed to be included in the quoted rate) |
| 37 | All as per item No 17.00 above but of motor capacity 7.5 HP AHU fan motor |
| 38 | All as per item No 17.00 above but of motor capacity 10 HP AHU fan motor |
| 39 | M&L for taking out Cooling towerMotor5 HP capacity (Kirlosker/CG or as per existing model )opening themotor, cutting & removing old and burnt windingwire, rewinding the motor with new super enameled copper winding of size & discription to match with existing including insulating materials, varnishing, drying, replacement of both driven end & non driven end bearings and base plate,reassembling, refixing in same position & connecting including testing and commissioning complete all as specified & directed :-(Note :- T&P required for taking down of motor from main sprinkler shaft and necessaryfabrication work viz cutting/belding for removing and refixing of motor framein same position is part of the scope of work and cost of the sameis deemed to beincluded in the quoted rate) |
| 40 | All as per item No 18.00 above but of motor capacity 7.5 HP Cooling Tower Motor |
| 41 | M&L for taking out condenser/chiller motor 5 HPMotor capacity from foundation/base frame ofopening themotor, cutting & removing old and burnt windingire, rewinding the motor with new super enameled copper winding of size & discription to match with existing including insulating materials, varnishing, drying, replacement of both driven end & non driven end bearings and base plate,reassembling, refixing in same position & connecting including testing and commissioning , complete all as specified and directed. |
| 42 | All as per item No 19 above but of motor capacity 10/12.5 HP Motor |
| 43 | All as per item No 19 above but of motor capacity 15 HPMotor |
| 44 | All as per item No 19 above but of motor capacity20HPMotor |
| 45 | Taking downcondensor/ chillerpump assembly of capacity up to 10 HP form pump motor unit by disconnectingelectric connectionremoving coupling jointservicing/grindingofimpeller unit ofpump replacement of gland packing, bushes, both side bearing ( as per existing model) greaseing of all movable parts replacement of tyre coupling after repairing preparation of existing foundation with replacement of rusted nut boltesrefixing of pump with motor, complete all as specified and directed. |
| 46 | All as per item No 20 above but pump capacity up to 20 HP capacity |
| 47 | Supplying and fixingin replacement of pre filter (EU-4) size 610x610x50 mm of efficency 90% down to 10 micron filtration with complete set for AHU capacity up to 10500 CFM, complete all as specified and directed (Make-Thermadyne / Spectrum / Puromatic / Athlete) |
| 48 | Supplying and fixingin replacement of pre filter (EU-4) size 610x305x50 mm of efficency 90% down to 10 micron filtration with complete set for AHU capacity up to 10500 CFM, complete all as specified and directed (Make-Thermadyne / Spectrum / Puromatic / Athlete) |
| 49 | Supplying and fixingin replacement of FCU pre filter (EU-4) size 595x465x35mm of efficency 90% down to 10 micron filtration with complete set for capacity up to 2500CFM, complete all as specified and directed (Make-Thermadyne / Spectrum / Puromatic / Athlete) |
| 50 | Supplying and fixingin replacement of FCU pre filter (EU-4) size 420x470x35mm of efficency 90% down to 10 micron filtration with complete set for capacity up to 1500CFM, complete all as specified and directed (Make-Thermadyne / Spectrum / Puromatic / Athlete) |
| 51 | Supplying and fixing in replacementAbsolute microfilter of size 610x610x305mmhaving rated flow 2000 CFM, static pressure drop less than 25 mm of WG and efficiency more than 99.97 %down to 0.3 micron, complete all as directed. Make - Thermadyne / Spectrum / Puromatic / Athlete |
| 52 | Supplying and fixing in replacement Absolute HEPA filter of size 610x610x305 mm having rated flow 1000 CFM, static pressure drop less than 25 mm of WG and efficiency more than 99.97 down to 0.3 micron, complete all as specified and directed (Make-Thermadyne / Spectrum / Puromatic / Athlete) |
| 53 | Supplying and fixing in replacement, of MCCB 100 Amp, 4 polebreaking capacity 16 KA including necessary thimble and lugs, complete all as specified and directed. |
| 54 | Supply and fixing in replacement of power contractor 3 phase,415 volt,50Hz, AC, TypeML-4 2 NO plus2 NCincluding coil voltage 220 volts with existing make and properly fitting in existing panel and making electric connection, complete all as specified and directed. |
| 55 | Supply and fixing in replacement of power contractor 3 phase,415 volt,50Hz, AC, TypeMNX-25 including coil voltage 220 volts with existing make and properly fitting in existing panel and making electric connection, complete all as specified and directed. |
| 56 | Supply and fixing in replacement of power contractor 3 phase,415 volt,50Hz, AC, TypeMNX-40 including coil voltage 220 volts with existing make and properly fitting in existing panel and making electric connection, complete all as specified and directed. |
| 57 | S&F in replacementbiametallic themalover load relay9-15 Amps, complete all as specified and directed. |
| 58 | S&F inreplacementbiametallic themalover load relay 14-23 Amp, complete all as specified and directed. |
| 59 | S&F in replacement biametallic themalover load relay 20-33 Amp, complete all as specified and directed. |
| 60 | S&F in replacementfan belt of Size B-42, complete all as specified and directed. |
| 61 | S&F in replacementfan belt of Size B-72, complete all as specified and directed. |
| 62 | Supply and fixing in replacement tyre coupling(Size A-8) suitable for7.5 HP pump motorcomplete all as directed. |
| 63 | Supply and fixingin replacement heating element (strip heater) capacity 2 KW, ISI marked and making electric connections and taking down old unserviceable heating elements, complete all as specified and directed. |
| 64 | Supply and fixingin replacement heating element(strip heater) capacity 3.0 KW, ISI marked and making electric connections and taking down old unserviceable heating elements, complete all as specified and directed. |
| 65 | S&F in repair including testing and commissioning of totally enclosed weather proof /water proof electric CT fan motor three phase 415 volt 50 Hz 720 RPM with connected accessories and fitting suitable for 110 TR cooling tower , complete all as specified and directed. |
| 66 | S&F in repair CT fan complete section fan dia 1800 mm connected Gl nut bolt and accessories all fitting suitable for 110 TR cooling tower, complete all as specified and directed. |
| 67 | M&L servicing and cleaning of colloing tower of capacity up to 110 TR by draining of water from towercleaning of bottom surface by scruber, repairand servicing rotating componantsPVC eliminators,PVC water sprinckler ,nozlesvizbase frame supporting arms , drift, and inlet and outlet pipe line and valves , cleaning of outerbody replacement of new outer fins/mesh , rusted GI nut bolt (included float valve) and all fittingafter servicingspray painting with weather protection supper enamelledpaint of existing colourin outerside after cleaning and preparing surface, complete all as specified and directed. |
| 68 | S&F in repair accessories of cooling TR 110 TR viz corrosion proof PVC filling, inlet louvers drift PVC eliminators PVC water distribution chamber and PVC nozzles alongwith self rotating sprinklers system with Gl nut bolt and all fitting, complete all as specified and directed. Note:- (a) Entire cooling tower shall be coated withFRP coating material throughlyinner and outer body to prevent water leakage. (b) The spray system should be work satisfactory even with 50% reduced flow rate of water.(c) The induced draught cooling tower should be operated according to counter flow principle.(d) Inlet and outlet water flow parametersshould be maintained as per existing design of cooling tower and in accordence of pump head. |
| 69 | All as per item No 42 above but cooling tower of100 TR capacityof square type |
| 70 | M&L for paintingof condensor/chiller line sizeup to 300mm bore MS/CI/GIpipe with one coat of redoxide primer and two coats ofsynthetic enamel paintsas per existing colour code on all external steel surface after throughly cleaning/scraping of old paints, rust and scale etc.before applying the primer, complete all as specified and as directed. |
| 71 | M&L painting of pump,motor complete set including base plate, of capacityup to 10 HPmotor with two coat of synthetic enamel paint after preparing surfaces, complete all as specified and directed. |
| 72 | All as per item No44 above but for motor pump set up to 15/20HP motor pump set, complete all as specified and directed. |
| 73 | M& L for fabrication/structuralwork with mild steelsheet/ angleironin any shape or size as indicated or directed andincluding belding/ bracing, painting with one coat of red oxide primer and two coat of blackpaint (one coatbefore fixings and one coat of blackpaint after fixing ) complete all as specified and directed. |
| 74 | M&L repair and servicing of hot water genrator unitof capacity 54 KWofHVACsystem(Make- Rapid cool)repair comprising ,checkingand servicing of internal componants viz heatiing element , themostat, relay andpressure releif valvecleaning of internal chamber after servicing painting withtwo coat ofanti corrosive super enameled paint, complete all as specified and directed. |
| 75 | Supply onlyrefrigerent R - 134A Gas complete all as specified and directed (Make Mafron / Freon / Floron) |
| 76 | M&L for demolition ofplan cementconcrete any type bymanually/ by mechanical to removal of existing pipe or cable for repair and replacement, complete all as specified and directed. |
| 77 | Excavation in trenches not exc 1.5 m wide and not exc 1.5 m deep in any type of PCC/Hard/Dense soil M&Lfor laying of pipe n.exc 10sqm on plan and n.exc 1.5m depth and getting out complete all as specified and directed. |
| 78 | Returning, filling in, soft/loose soil obtained from excavation including spreading, levelling, watering and well ramming in layers n.exc 25cm thick, complete all as specified and directed. |
| 79 | Removing surplus excavated soft/loose soil to a distance n.exc 50 mtr and depositing where directed at a level n. exc 1.5 mtr above starting point, complete all as specified and directed. |
| 80 | M&L for100 mm thick plain cement concrete 1:2:4 type B-2using 40mm graded stone aggregate as in floor and finished even and fair ,complete all as specified and directed. |
| 81 | Supply and fixingin replacementflow switch rated voltage 250 VAC minimumworking pressure 10 baroperatingtempreture0-60 degreecentrigate ofHVAC system complete all as specified and directed. |
