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Eligibility, documents, scope and key termsEligibility, required documents, scope of work and key terms of this tender, in one click.
| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹30.0 LAccepted-AOC M S RRK PROJECTS D 306 ADG P CHENNAI 11 3RD CROSS SIR MV LAYOUT VIDHYARANYAPURA POST BANGALORE 560097 | BENGALURU URBAN | KARNATAKA | 560097 | L1 | Accepted-AOC BEING LOWEST | |
| 2 | L2₹33.3 L+₹2.8 L (9.11%)Rejected-Finance BUILDING NO FLAT NO 19 6TH CROSS ROAD SANJEEVINI NAGAR MUDALAPALYA BANGALORE 560072 | BANGALORE | BANGALORE | KARNATAKA | 560072 | L2 | Rejected-Finance NOT BEING LOWEST | |
| 3 | L3₹33.3 L+₹2.8 L (9.15%)Rejected-Finance | L3 | Rejected-Finance NOT BEING LOWEST | |
| 4 | L4₹35.5 L+₹5.0 L (16.4%)Rejected-Finance NO 5 3 JJ KHAN ROAD 1ST LANE ROYAPETTAH CHENNAI 600 014 | CHENNAI | TAMIL NADU | 600014 | L4 | Rejected-Finance NOT BEING LOWEST | |
| 5 | L5₹44.0 L+₹13.5 L (44.1%)Rejected-Finance | L5 | Rejected-Finance NOT BEING LOWEST |
| Sl No | Description | Qty | Unit | RAHUL ENTERPRISES L2 | B5BUILDING SOLUTIONS L6 | Comfort Systems L7 | mahadevi Enterprises L5 | Glacier Cooling Solutions Private Limited L8 | RRK PROJECTS L1 | Archana Enterprises L3 | G.JANAKIRAMAN CO L4 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 | Material and labour for Periodical maintenance of Central AC plants of any capacity like checking for proper electrical connection, checking/tightening of V belt, checking refrigerant pipe line, arresting refrigerant gas leakage if any, checking of proper functioning of electrical control panel, checking/cleaning of pre filter (twice in a month), and routine checking to ensure smooth running of Central AC plants complete all as specified and as directed.
NOTE : - Replacement of compressors Spares, condenser fan motors, Blower and motor, Solenoid valves, Drain pumps, Refrigerant, Oil, etc., if required shall be measured and paid separately under relevant items of this Schedule. | 9 | EACH JOB PER MONTH | 5,000 ₹45,000 | 6,000 ₹54,000 | 61,900 ₹5,57,100 | 4,500 ₹40,500 Lowest | 65,000 ₹5,85,000 | 6,000 ₹54,000 | 7,000 ₹63,000 | 6,000 ₹54,000 |
| 1.01(a) Make: ACCELSMC 4-65 installed at 7A-7B Bldg 3 X 15 TR Central AC plant (01 No as stand By) (b) Make : BATLIBOI Make at IC Lab 3 X 15 TR Central AC plant (01 No as stand By) (c) Make Carrier installed at New assembly hanger 3 X 100TR Chiller plant (01 No as stand By) (d) Make : Bldg No 2 & 5 AC Plant (1 X 15 TR Central AC plant) (e) Make : Bldg No 3D CM AC Plant (3 X 15 TR Central AC plant (01 No as stand By) (f) Make : Bldg No 8 A Test Bed 3 X 14 TR Central AC plant (01 No as stand By) (g) Make : Bldg No 9 2 X 28 TR Central AC plant (h) Make : Machine Shop IV 1 X 14 TR Central AC plant (j) Make : MERF Bldg 2 X 28 TR Central AC plant (l) Make : Machine shop V (GTRE) 2 X37.5 TR Central AC plant | |||||||||||
| 2.00 | Material and labour for Periodical maintenance of package AC plants of any capacity like checking for proper electrical connection, checking/tightening of V belt, checking refrigerant pipe line, arresting refrigerant gas leakage if any, checking of proper functioning of electrical control panel, checking/cleaning of pre filter (twice in a month), cleaning of out door unit with soap solution and routine checking to ensure smooth running of package AC plants complete all as specified and as directed.
NOTE : - Replacement of compressors, condenser fan motors, Blower and motor, PCBs, Solenoid valves, Drain pumps, Refrigerant, Oil, etc., if required shall be measured and paid separately under relevant items of this Schedule.
(a) 2 X10 TR Package type (High mass Bldg)
(b) 3 X5 TR Package type (Cell -03)
(c) 3 X10 TR Package type ( Calibration Lab)
(d) 2 X8.5TR Package type ( Material Group)
(e) 2 X15 TR Package type ( Auditorium)
(f) 2 X10 TR Package type (98 Building)
(g) 2 X10 TR Package type ( Welding Shop) | 9 | EACH JOB PER MONTH | 4,000 ₹36,000 | 6,000 ₹54,000 | 61,900 ₹5,57,100 | 3,500 ₹31,500 Lowest | 15,000 ₹1,35,000 | 5,000 ₹45,000 | 6,500 ₹58,500 | 6,000 ₹54,000 |
| 3.00 | Preventive maintenance for ductabe package type AC plants of following capacity consisting of regular inspection and checking of all electrical control panels, refrigerant gas leak testing, inspection/ checking /cleaning of distributions duct systems, checking and cleaning of all electrical motors,belts and fan blades, proper alignment, replacement of unserviceable refrigerant pipe line insulation including rectification of any faults as occurred/replacement of minor parts as required. Cleaning of cooling coil with Alkaline Based cleaner (non-Acid Based) at 2 x 8.5 TR with 1 x 8.5 TR standby at Super computer Bldg No 10 complete all as specified and as directed. | 9 | EACH JOB PER MONTH | 2,500 ₹22,500 | 3,600 ₹32,400 | 61,900 ₹5,57,100 | 2,000 ₹18,000 Lowest | 5,500 ₹49,500 | 2,000 ₹18,000 Lowest | 3,100 ₹27,900 | 3,000 ₹27,000 |
| 3.01NOTE FOR ITEM NOS 1 to 3: (The rates quoted by the contractor shall be includes for the following for one month) (i) Spare parts required to be replaced will be measured and paid separately. (ii) The rate quoted by contractor deemed to be included the cost for deploying a suitable mechanic to checking of functioning of AC Plant for its proper functioning and obtaining users signature in maintenance register/ maintenance schedule sheets and putup the same to Engineer-in-Charge. (iii) The contractor will be responsible for keep the plants room area and surrounding area neat and clean regularly for inspection. (vi) The rate quoted shall be inclusive of the cleaning material / cotton waste etc. (v) Quoted rate is to be deemed the charges of necessary boom lift. (vi) The contractor shall depute supervisor on all working days in MES complaint cell for attending the complaint regarding the Air Conditioner. | |||||||||||
| 4.00 | Material and labour for Evacuating of refrigerant gas from the system into the empty cylinder for up to 100 TR capacity central / package type AC plants, leak testing of the plant with dry nitrogen gas (N2) pressure by separating the entire system like low side, high side compressor condensers and rectifying the leakage vacummizing re-charging of evacuated refrigerant gas and testing complete all as specified and as directed.
NOTE :
Topping up of gas will be measured and paid separately. | 15 | EACH JOB | 4,500 ₹67,500 | 8,000 ₹1,20,000 | 3,700 ₹55,500 Lowest | 4,000 ₹60,000 | 5,000 ₹75,000 | 4,000 ₹60,000 | 6,500 ₹97,500 | 5,500 ₹82,500 |
| 5.00 | Material and labour for disconnecting compressor of up to 100 TR from the system for maintenance/ servicing after closing by suitable dummy plates on suction and discharge valves and opening the compressor & removing of all internal parts, cleaning of the all parts thoroughly, grinding and polishing of crank shaft, including replacement of thrust collers, spring washers and nut bolts etc, and re-fixing back all parts, to the compressor and removing of the dummy plates, leak testing of the compressor, testing and commissioning of the compressor complete all as specified and as directed. | 23 | EACH JOB | 5,000 ₹1,15,000 | 10,000 ₹2,30,000 | 3,700 ₹85,100 Lowest | 6,500 ₹1,49,500 | 15,000 ₹3,45,000 | 5,500 ₹1,26,500 | 7,600 ₹1,74,800 | 8,100 ₹1,86,300 |
| 5.01Make: ACCELSMC 4-65 installed at 7A-7B Bldg 3 X 15 TR Central AC plant (01 No as stand By) Make : BATLIBOI Make at IC Lab 3 X 15 TR Central AC plant (01 No as stand By) Make Carrier installed at New assembly hanger 3 X 100TR Chiller plant (01 No as stand By) Make : Bldg No 2 & 5 AC Plant (1 X 15 TR Central AC plant) Make : Bldg No 3D CM AC Plant (3 X 15 TR Central AC plant (01 No as stand By) Make : Bldg No 8 A Test Bed 3 X 14 TR Central AC plant (01 No as stand By) Make : Bldg No 9 2 X 28 TR Central AC plant Make : Machine Shop IV 1 X 14 TR Central AC plant Make : MERF Bldg 2 X 28 TR Central AC plant Make : Machine shop V (GTRE) 2 X37.5 TR Central AC plant NOTE :- The rate deemed includes for minor spares. | |||||||||||
| 6.00 | Supply and charging of compressor oil servo friz F 68 after draining out old / unserviceable compressor oil complete all as specified and as directed.
Make of oil : INDIAN OIL or equivalent in BPCL/HPCL | 250 | LITRE | 450 ₹1,12,500 | 400 ₹1,00,000 | 500 ₹1,25,000 | 419 ₹1,04,750 | 365 ₹91,250 | 270 ₹67,500 Lowest | 350 ₹87,500 | 270 ₹67,500 Lowest |
| 7.00 | Supply and fill of compressor oil suitable for carrier make screw Chiller (SW 220 grade Synthetic Screw Compressor Oil) complete all as specified and as directed. | 200 | LITRE | 2,850 ₹5,70,000 | 3,900 ₹7,80,000 | 2,700 ₹5,40,000 | 4,450 ₹8,90,000 | 3,100 ₹6,20,000 | 2,650 ₹5,30,000 | 2,600 ₹5,20,000 | 2,250 ₹4,50,000 Lowest |
Tender Value
₹48 L
EMD Value
₹96,000
Closing Date
5 Jul 2025, 6:00 pmClosed
Eligibility, documents, scope and key termsEligibility, required documents, scope of work and key terms of this tender, in one click.
LT COL CHANDRAKANT JOSHI
DRDO Complex, CV Raman Nagar PO, Bangalore 560 093
REPAIRS AND MAINTENANCE OF CENTRAL PACKAGE TYPE AC PLANTS AT GTRE UNDER GE I R AND D EAST BANGALORE
2025_MES_711896_1
8619/E8
Open Tender
Electrical and Maintenance Works
Item Rate
270 days
GE I R AND D EAST BANGALORE
CLASS D CATEGORY c(i)
8 documents required · 8 mandatory
₹500
Yes
GE I R AND D EAST BANGALORE
₹96,000
Yes
3 Dec 2025
16 Jun 2025
12 Jul 2025
16 Jun 2025
5 Jul 2025
30 Jun 2025
16 Jun 2025 - 28 Jun 2025
Amount
Material and labour for Periodical maintenance of Central AC plants of any capacity like checking for proper electrical connection, checking/tightening of V belt, checking refrigerant pipe line, arresting refrigerant gas leakage if any, checking of proper functioning of electrical control panel, checking/cleaning of pre filter (twice in a month), and routine checking to ensure smooth running of Central AC plants complete all as specified and as directed. NOTE : - Replacement of compressors Spares, condenser fan motors, Blower and motor, Solenoid valves, Drain pumps, Refrigerant, Oil, etc., if required shall be measured and paid separately under relevant items of this Schedule.
(a) Make: ACCELSMC 4-65 installed at 7A-7B Bldg 3 X 15 TR Central AC plant (01 No as stand By) (b) Make : BATLIBOI Make at IC Lab 3 X 15 TR Central AC plant (01 No as stand By) (c) Make Carrier installed at New assembly hanger 3 X 100TR Chiller plant (01 No as stand By) (d) Make : Bldg No 2 & 5 AC Plant (1 X 15 TR Central AC plant) (e) Make : Bldg No 3D CM AC Plant (3 X 15 TR Central AC plant (01 No as stand By) (f) Make : Bldg No 8 A Test Bed 3 X 14 TR Central AC plant (01 No as stand By) (g) Make : Bldg No 9 2 X 28 TR Central AC plant (h) Make : Machine Shop IV 1 X 14 TR Central AC plant (j) Make : MERF Bldg 2 X 28 TR Central AC plant (l) Make : Machine shop V (GTRE) 2 X37.5 TR Central AC plant
Material and labour for Periodical maintenance of package AC plants of any capacity like checking for proper electrical connection, checking/tightening of V belt, checking refrigerant pipe line, arresting refrigerant gas leakage if any, checking of proper functioning of electrical control panel, checking/cleaning of pre filter (twice in a month), cleaning of out door unit with soap solution and routine checking to ensure smooth running of package AC plants complete all as specified and as directed. NOTE : - Replacement of compressors, condenser fan motors, Blower and motor, PCBs, Solenoid valves, Drain pumps, Refrigerant, Oil, etc., if required shall be measured and paid separately under relevant items of this Schedule. (a) 2 X10 TR Package type (High mass Bldg) (b) 3 X5 TR Package type (Cell -03) (c) 3 X10 TR Package type ( Calibration Lab) (d) 2 X8.5TR Package type ( Material Group) (e) 2 X15 TR Package type ( Auditorium) (f) 2 X10 TR Package type (98 Building) (g) 2 X10 TR Package type ( Welding Shop)
Preventive maintenance for ductabe package type AC plants of following capacity consisting of regular inspection and checking of all electrical control panels, refrigerant gas leak testing, inspection/ checking /cleaning of distributions duct systems, checking and cleaning of all electrical motors,belts and fan blades, proper alignment, replacement of unserviceable refrigerant pipe line insulation including rectification of any faults as occurred/replacement of minor parts as required. Cleaning of cooling coil with Alkaline Based cleaner (non-Acid Based) at 2 x 8.5 TR with 1 x 8.5 TR standby at Super computer Bldg No 10 complete all as specified and as directed.
NOTE FOR ITEM NOS 1 to 3: (The rates quoted by the contractor shall be includes for the following for one month) (i) Spare parts required to be replaced will be measured and paid separately. (ii) The rate quoted by contractor deemed to be included the cost for deploying a suitable mechanic to checking of functioning of AC Plant for its proper functioning and obtaining users signature in maintenance register/ maintenance schedule sheets and putup the same to Engineer-in-Charge. (iii) The contractor will be responsible for keep the plants room area and surrounding area neat and clean regularly for inspection. (vi) The rate quoted shall be inclusive of the cleaning material / cotton waste etc. (v) Quoted rate is to be deemed the charges of necessary boom lift. (vi) The contractor shall depute supervisor on all working days in MES complaint cell for attending the complaint regarding the Air Conditioner.
Material and labour for Evacuating of refrigerant gas from the system into the empty cylinder for up to 100 TR capacity central / package type AC plants, leak testing of the plant with dry nitrogen gas (N2) pressure by separating the entire system like low side, high side compressor condensers and rectifying the leakage vacummizing re-charging of evacuated refrigerant gas and testing complete all as specified and as directed. NOTE : Topping up of gas will be measured and paid separately.
Material and labour for disconnecting compressor of up to 100 TR from the system for maintenance/ servicing after closing by suitable dummy plates on suction and discharge valves and opening the compressor & removing of all internal parts, cleaning of the all parts thoroughly, grinding and polishing of crank shaft, including replacement of thrust collers, spring washers and nut bolts etc, and re-fixing back all parts, to the compressor and removing of the dummy plates, leak testing of the compressor, testing and commissioning of the compressor complete all as specified and as directed.
Make: ACCELSMC 4-65 installed at 7A-7B Bldg 3 X 15 TR Central AC plant (01 No as stand By) Make : BATLIBOI Make at IC Lab 3 X 15 TR Central AC plant (01 No as stand By) Make Carrier installed at New assembly hanger 3 X 100TR Chiller plant (01 No as stand By) Make : Bldg No 2 & 5 AC Plant (1 X 15 TR Central AC plant) Make : Bldg No 3D CM AC Plant (3 X 15 TR Central AC plant (01 No as stand By) Make : Bldg No 8 A Test Bed 3 X 14 TR Central AC plant (01 No as stand By) Make : Bldg No 9 2 X 28 TR Central AC plant Make : Machine Shop IV 1 X 14 TR Central AC plant Make : MERF Bldg 2 X 28 TR Central AC plant Make : Machine shop V (GTRE) 2 X37.5 TR Central AC plant NOTE :- The rate deemed includes for minor spares.
Supply and charging of compressor oil servo friz F 68 after draining out old / unserviceable compressor oil complete all as specified and as directed. Make of oil : INDIAN OIL or equivalent in BPCL/HPCL
Supply and fill of compressor oil suitable for carrier make screw Chiller (SW 220 grade Synthetic Screw Compressor Oil) complete all as specified and as directed.
Material and labour for descaling of condensing unit up to 100 TR capacity of air-conditioning plants by circulating descaling agent through the condensers by forced feed method after removing of the end covers of the condensers, cleaning of each tube of condensers thoroughly by the brushing and refixing the end covers of the condensers, replacement of old/unserviceable rubber gasket, bolts, nuts and washers, cleaning of spray nozzles, cup, water line strainer and testing spray nozzles for proper functioning on working pressure complete all as specified and as directed.
Material and labour for cleaning of FRP cooling tower of round/bottle/square type of up to 100TR capacity by opening the top cover of cooling tower, removing the spare pipe and nozzles properly without any damage to clean the same, cleaning the PVC fills and cooling tower base through circulating caustic soda mixed with water solution for half-an-hour and drain out the dirty water, cleaning the entire cooling tower with wire brush including replacement of old/unserviceable worn out gaskets, bolts, nuts and washers including testing and commissioning for proper functioning complete all as specified and as directed.
Material and labour for disconnecting and removing the condensing pump set up to 5 HP from the central AC plant installations transporting to workshop for repairing after opening up pump set and replacing of unserviceable ball bearings, including cleaning, oiling, greasing of internal parts, replacement of worn out nut, bolts, washers and gland packing etc, transporting back to site, reassembling in the central AC plant including testing and commissioning complete all as specified and as directed.
Material and labour for disconnecting and removing the condensing pump set up to 7.5 HP to 10 HP from the central AC plant installations transporting to workshop for repairing after opening up pump set and replacing of unserviceable ball bearings, including cleaning, oiling, greasing of internal parts, replacement of worn out nut, bolts, washers and gland packing etc, transporting back to site, reassembling in the central AC plant including testing and commissioning complete all as specified and as directed.
Supply and fixing of drier suitable for 100 TR capacity chiller liquid line. No. XW12EA003 complete all as specified and as directed.
Material and labour for disconnecting the compressor of any make and model up to 37.5 TR capacity and open the compressor head replace the suction and discharge reeds and valve springs drain out the compressor oil and refill the new compressor oil replacement of worn out head gasket side cover gasket and replacement of minor spares parts like bolt and washers etc and leak testing of compressor complete all as specified and as directed. NOTE :- (a) Compressor oil/Refrigerant gas will be measured and paid separately under relevant item of schedule. (b) The rate deemed includes for minor spares. (c) Compressor oil will be measured and paid separately
Supply only for the unserviceable following spare parts for any make and model compressor of 37.5/20/15/10 TR of the spare parts should be measured and paid separately :-
(a) Main bearing front and rear end
(b) Cylinder liner
(c) Connecting rod
(d) Discharge valve assembly
(e) Piston assembly
(f) Oil pump gear wheel with bush
(g) Rocker arm frame
(h) Oil filter
(j) Suction strainer
(k) Gasket Set
(l) Crank shaft
(m) SV Reed
(n) CR Bearing
(o) Aluminium Washer Set
(p) CR Nut & Bolt
(q) O Ring set
(r ) S V spring
Material and labour for dismantling and taking out the existing unserviceable compressor induction motor after disconnecting the electric connection and in let/out lets, transporting to workshop, removing the burnt out winding from stator cleaning the rotor stotor with CTC and emery paper and rewinding the motor with as per existing size of new supper enameled copper winding wire and insulating by using class ‘B’ insulation keeping for drying,, transporting back to site and fixing in the original position, connecting electric connections and including testing and commissioning for its satisfactory performance complete all as specified and as directed for the following capacities :-
(a) 25 HP capacity
(b) 20 HP capacity
Material and labour for disconnecting and removing the condensing pump set from the central AC plant installations transporting to workshop for repairing after opening up pump set and replacing of unserviceable ball bearings, including cleaning, oiling, greasing of internal parts, replacement of worn out nut, bolts, washers and gland packing etc, transporting back to site refixing in the existing location including testing and commissioning complete for proper functioning complete all as specified and as directed for the following capacities :-
(a) 10HP capacity
(b) 5 to 7.5 HP capacity
Material and labour for dismantling and taking out the existing unserviceable blower motor after disconnecting the electric connection, transporting to workshop, removing the burnt out winding from slots, cleaning the rotor slots with CTC and emery paper and rewinding the motor with as per existing size of new supper enameled copper winding wire and insulating by using class ‘B’ insulation keeping for drying, bring back to site, reassemble the motor, transporting back to site and fixing in position, connecting electric connections including testing and commissioning for its satisfactory performance including taking down old unserviceable copper winding complete all as specified and as directed for the following capacities :-
(a) 15 HP capacity
(b) 10 HP capacity
(c) 5 HP capacity
(d) 3 HP capacity
Material and labour for dismantling and taking out the existing unserviceable CT Fan motor after disconnecting the electric connection, transporting to workshop, removing the burnt out winding from stator cleaning the rotor slots with CTC and emery paper and rewinding the motor with as per existing size of new supper enameled copper winding wire and insulating by using class ,F, insulation keeping for drying, transporting back to site and fixing in the original position, connecting electric connections including testing and commissioning for its satisfactory performance complete all as specified and as directed for the following capacities :-
(a) 3 HP capacity
(b) 1.5 HP/2HP capacity
Supply and fix the following HP/LP and oil pressure cutouts including dismantling of unserviceable cutouts of any type complete all as specified and as directed. Make: INDFOSS/DANFOSS
(a) HP/LP Cutouts
(b) Oil pressure cutouts
Material and labour for replacement of unserviceable AC power contactor of following capacity from the control panel in AC plants including reconnecting/testing complete all as specified and as directed.
(a) AC power contactor 3 pole AC 415 voltsupto 16 Amps capacity 440 volts, 50 Hz, 3 phase MAKE : SIEMENS / LEGRAND / L&T / BCH
(b) AC power contactor 3 pole AC 415 volts up to 32 Amps capacity 440 volts, 50 Hz, 3 phase MAKE : SIEMENS / LEGRAND / L&T / BCH
(c) AC power contactor 3 pole AC 415 voltsup to 63 Amps capacity 440 volts, 50 Hz, 3 phase MAKE : SIEMENS / LEGRAND / L&T
Supply and fixing of Bimetal overload relay of the following capacity for central AC plants including taking out old/unserviceable relay of any type/capacity complete all as specified and as directed. Make: MAKE : SIEMENS / L&T / BCH
(a) upto 16 Amps capacity
(b) from16 amps upto 32 Amps capacity
(c ) from 32 amps upto 63 Amps capacity.
Dismantling the existing cooling tower side cover CT fan motor along with fan blades carefully without damaging the other portion of cooling tower remove the unserviceable PVC fills carefully supply and fix PVC fills suitable for following capacity cooling tower including cleaning of nozzles cooling tower, Y type strainer etc complete all as specified and as directed.
(a) 100 TR capacity
(b) 40 TR capacity
Supply and fixing of shaft seal assembly for any model and make of compressor of any capacity including removing of the unserviceable shaft seal assembly and testing and commissioning complete all as specified and as directed.
Supply and weld ball valve made out from carbon steel with stainless steel ball with teflon seatings of model DN-25 including necessary modification of existing pipe line to fix new ball valve etc including taking out old / unserviceable ball valve of any make complete all as specified and as directed. MAKE : ADVANCE / HABONIM / CASTLE
Supply and weld ball valve made out from carbon steel with stainless steel ball with teflon seatings of model DN-40/50 including necessary modification of existing pipe line to fix new ball valve etc including taking out old/unserviceable ball valve of any make complete all as specified and as directed. MAKE : ADVANCE /HABONIM / CASTLE
Supply and fixing of V-belt of size Up to B-95 for AC plants of the following sizes including removing of old / unserviceable V belt complete all as specified and as directed.
Supply and fixing of V-belt of size Up to B-95 to B-120 for AC plants of the following sizes including removing of old / unserviceable V belt complete all as specified and as directed.
Material and labour for repair to existing unserviceable/defective PC board from panel carefully with out disturbing the cooling coil and fan motors of 10TR/8.5 TR capacity ductable split type AC and taking to workshop for checking/ rectifying fault including replacement of unserviceable IC/ relay/transformers replacement of wiring etc and bring back to the same location and refixing/connectioning same including testing & commissioning complete installed at various bldgs in GTRE complete all as specified and as directed.
Material and labour for replacement of unserviceable single phase preventor SPPR type SDz5, SPPR + Timer, 415 volts, 50 Hz, Auto Reset, 40 Volts. Unbalance, 1 CO for three phase motor starter type to protect motor from the control panel in AC plants including reconnecting/testing complete all as specified and as directed. MAKE : L&T Cat No XM81809OOOO or ERquivalent in SEIMENS / BCH
Supply and fix New scroll compressor of 4.25 TR capacity suitable for 8.5 TR capacity ductable split unit and making necessary brazing & testing commissioning etc including taking out existing unserviceable compressor complete all as specified and as directed. MAKE : EMERSON / DANFOSS
Supply and fixing LT digital display voltmeter suitable for LT panel at various plant room suitable including necessary connections and taking out old unserviceable complete all as specified and as directed.
Supply and fixing LT digital type ammeter suitable for CT ratio 50 / 100 / 200 amps including necessary connections and taking out unserviceable ammeter complete all as specified and as directed.
Supply and fixing push botton on/off suitable for LT panel of existing size including removing old unserviceable of colour Red, Green, Blue, Yellow (as per site requirement) complete all as specified and as directed.
Supply and fixing indicator lamp assembly complete LED type suitable for 30V DC or 110V AC including fixing in Panel including taking out unserviceable complete all as specified and as directed. MAKE : VAISHNO or Equivalent
Supply and fix contactor suitable for condenser fan motor suitable for Climaveneta Chiller complete all as specified and as directed.
Supply and replacement of defective ball bearings for condenser fan motor complete all as specified and as directed.
Dismantling of winding from defective condenser fan motor and rewinding, with the same gauge of copper conductor and kept at electrical oven and heated for 48 hours, as required complete all as specified and as directed.
Supply and fix contactor, 3 Pole 160 Amps AC 415 Volts including taking out defective contact from panel board complete all as specified and as directed. MAKE :- SIEMENS 3TF51 OR EQUIVALENT
Supply and fix contactor, 3 Pole 100 Amps AC 415Volts including taking out defective contact from panel board complete all as specified and as directed. MAKE :- SIEMENS 3TF51 OR EQUIVALENT
Supply and fix contactor, 3 Pole 32 Amps AC 415Volts including taking out defective contact from panel board complete all as specified and as directed. MAKE :- SIEMENS 3TF51 OR EQUIVALENT
Replacement of defective EXV board of Carrier/Climaneneta make screw chiller by Isolation the power to the Chiller unit, Remove the connections to the EXV board carefully, remove the EXV board from the chiller control panel, Fix the new EXV board carefully and reconnect the connections to the EXV board complete all as per standard procedure complete all as specified and as directed.
Replacement of defective Flow Sensor of Carrier/Climaveneta make screw chiller by Isolating the Butterfly valve, Remove the electrical connection carefully, remove the Flow sensor from the chilled water pipe line, Fix the new flow sensor carefully and reconnect the electrical connections to the flow sensor complete all as per standard procedure complete all as specified and as directed.
Replacement of Indoor wall mount single compartment type AHU control panel for New Assembly Hanger fabricated out of 2 mm thick MS sheet powder coated and pre coated primer comprising of (i) MCCB 63 Amps 4 pole with adjustable thermal & adjustable magnetic setting, over load, short circuit - 1 No for In coming, (ii) Digital Multi Function Meter with CT - 01 set, LED Indicator lamp yellow , Red , blue - 01 Set, Complete Internal wiring with copper conductor wires - 1 Lot, (iii) MCB 32 Amps 4 pole - 2 Nos for AHU and Humidifier, (iv) DOL starter suitable for 3 phase 3.7 KW motor with auto/manual option - 1 No for AHU, (v) Necessary PLC, SPPR, OLR, Temperature and RH sensor for smooth running of AHU all as per standard. MAKE : CPRI approved manufacturers.
Replacement of defective 40mm dia 3 way mixing valve with actuator, matching flanges, gaskets, GI bolts, nuts and insulating the disturbed area with 50 mm thick PUF pipe sections and cladding with 26 swg Aluminium sheet from New Assembly Hanger AHU chilled water pipe complete all as specified and as directed. MAKE : JOHNSON CONTROLS, SEIMENS, ANERGY, BELIMO
Replacement of defective 32mm dia 3 way mixing valve with actuator, matching flanges, gaskets, GI bolts, nuts and insulating the disturbed area with 50 mm thick PUF pipe sections and cladding with 26 swg Aluminium sheet from New Assembly Hanger AHU hot water pipe complete all as specified and as directed. MAKE : JOHNSON CONTROLS, SEIMENS, ANERGY, BELIMO
General servicing and preventive maintenance of the 100 KW capacity hot water generator. Cleaning the generator tank using non acid based descaling agent, checking the operations of all safety devices, cleaning of electrical contacts, checking the electric circuits complete all as specified and as directed.
Supply and fix in replacement of defective heater from the hot water generator with new heater complete all as specified and as directed.
Supply and fix in replacement of defective safety thermostate from the hot water generator with new thermostate complete all as specified and as directed.
Supply and fixing in replacement of auto air vent with ball valve complete all as specified and as directed.
Supply and fix in replacement catchall filter of suitable size for 8.5 TR capacity ductable/package AC plant including removing of unserviceable catchall filter etc complete all as specified and as directed.
Material and labour for dismantling and taking out the existing unserviceable CT Fan motor along with hub and blades disconnecting the electric connection and with out damaging the other portion of cooling tower replacement of CT Fan motor along with aluminium /FRP hub witn blades of following capacity and connecting electric connections including testing and commissioning for its satisfactory performance complete all as specified and as directed for the following capacities :-
(a) 1 HP capacity
(b) 2 HP capacity
Supply and fix thermostatic expansion valve suitable for upto 40 TR capacity of compressor, including removing of unserviceable thermostatic expansion valve complete all as specified and as directed. MAKE : SPORLAN / ALCO / DANFOSS
Supply and fix in replacement Moulded Case Circuit Breakers for Distribution Network with thermal magnetic release type DPX 250 3 pole 100 Amps capacity 16 KA rupturing capacity, 415V in existing panel board including modification on existing panel if required, necessary connectioning with copper strips/suitable size of copper conductor wire from bus bar, provision of suitable size of copper lugs as per the out going cable including taking down unserviceable MCCB complete all as specified and as directed.
All as per ser item No 53.00 above but 4 pole 63 Amp 16 KA complete all as specified and directed.
All as per ser item No 53.00 above but 4 pole 250 Amp 36 KA complete all as specified and directed.
Supply and fix in replacement of MCB TPN 100 Amps 415 Volts three phase all as specified complete including dismantling the old one complete all as specified and as directed.
Supply and fix water pressure gauge 0 - 8 kg and 4" dia suitable for condenser / Chiller water line including removing of old/unserviceable pressure gauge complete all as specified and as directed. MAKE : H.GURU / KI / FEIGEG
Supply and fix suction/ discharge/oil pressure gauge of 0-150/ 130 PSI equivalent in Kg/ Cu cm for central type AC plant including removing of old unserviceable pressure gauge complete all as specified and as directed. MAKE : GURU / FEIBIG / ADARSHA / KI
Material and labour for cleaning of AHU cooling coil with using alkline based acid of 10 to 20TR capacity by taking out pre filter frame, cleaning of cooling coil, cleaning of AHU dampers, cleaning of drain tray and line, Blower and motor bearing greasing and re-commissioning the unit complete all as specified and as directed by Engineer-in-Charge
Supply and Fixing of dual core internal oil filter suitable for 100 TR capacity chiller unit of Carrier / Climaveneta complete all as specified and as directed.
Supply and fixing of external oil filter suitable for 100 TR capacity chiller unit of Carrier / Climaveneta complete all as specified and as directed.
Supply and fixing of Oil level switch suitable for 100 TR capacity chiller unit of Carrier / Climaveneta complete all as specified and as directed.
Supply and fixing in replacement of HP transducer suitable for 100 TR capacity chiller unit of Carrier / Climaveneta complete all as specified and as directed.
Supply and fixing in replacement of LP transducer suitable for 100 TR capacity chiller unit of Carrier / Climaveneta complete all as specified and as directed.
Supply and fixing in replacement of Oil pressure transducer suitable for 100 TR capacity chiller unit of Carrier / Climaveneta complete all as specified and as directed.
Supply and fixing in replacement of Temperature Sensor suitable for 100 TR capacity chiller unit of Carrier / Climaveneta complete all as specified and as directed.
Dismantling of existing screw compressor of 100TR capacity carefully with using hydraulic jack and chain pulley, putting dummy plates to suction and discharge line and transporting to authorized workshop for repair, etc., complete all as specified and as directed.
Dismantling of burnt out winding from stator of screw compressor of chiller of 100 TR capacity compressor body, cutting, opening of burnt out winding, rewinding with same gauge of copper conductor of F class oil proof insulation applying one coat of varnish and kept at electrical oven and heated for 48 hours and refixing the same in original place complete all as specified and as directed.
Supply and fix New scroll compressor of 5 TR capacity suitable for 10 TR capacity Package AC unit and R-22 refrigerant, making necessary brazing and testing commissioning etc including taking out existing unserviceable compressor complete all as specified and as directed.
Supply, install, testing and commissioning of three phase controlling unit to control the switching operation of Air conditioners in an alternative manner with PLC module. Rated current (In) of system is 63A at rated operational Voltage (Ue) of 415V AC ,with rated insulation voltage upto 500V AC voltage. Control unit shall have incomer with R Y B indications & all outgoing ckt shall have SCPD device in series with control devices. Control Unit enclosure shall be fabricated from CRCA sheet with sheet thickness of 1.6mm,finished with impact-resistant grey epoxy powder coating shade RAL7032 with IP54 degree of protection & suitable for wall mounted installations. Enclosure of control unit shall have earthing bolts for safety purpose & shall have detachable gland plates with for entry of cables ,with pad type locking facility also. Control Unit shall be manufactured in India at OEM plant & shall have QMS & EMS certifications like ISO9001, ISO14001 & ISO45001 to ensure good quality product complete all as specified and as directed. MAKE : LEGRAND, SCHNEIDER, SIEMENS
material and labour for wiring for circuit/ submain wiring alongwith earth wire with the following sizes of FRLS PVC insulated copper conductor, single core cable in surface/ recessed medium class PVC conduit as required complete all as specified and as directed.
(a) 2 X 4 sq. mm + 1 X 4 sq. mm earth wire
RAHUL ENTERPRISES (BID ID -3346371)
Archana Enterprises (BID ID -3346718)
G.JANAKIRAMAN CO (BID ID -3347476)
mahadevi Enterprises (BID ID -3348105)
B5BUILDING SOLUTIONS (BID ID -3347987)
Comfort Systems (BID ID -3348022)
Glacier Cooling Solutions Private Limited (BID ID -3348168)
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