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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₹28.2 LAccepted-AOC | L1 | Accepted-AOC Being L1 Bidder | |
| 2 | L2₹31.7 L+₹2.7 L (9.32%)Rejected-Finance D NO 35 14 13 1 RP PETA GAVARA KANCHARAPALEM VISAKHAPATNAM 530008 | VISAKHAPATNAM | VISAKHAPATNAM | ANDHRA PRADESH | 530008 | L2 | Rejected-Finance Being not L1 bidder | |
| 3 | L3₹32.0 L+₹3.0 L (10.3%)Rejected-Finance D NO 65 6 500 2 MULAGADA COLONY HIMACHALNAGAR GAJUWAKA VISAKHAPATNAM 530 026 | VISAKHAPATANAM | ANDHRA PRADESH | 530026 | L3 | Rejected-Finance Being not L1 bidder | |
| 4 | L4₹37.1 L+₹8.1 L (27.8%)Rejected-Finance DOOR NO 14 6 21 5 OPP MARVAL SCHOOL BC ROAD NEW GAJUWAKA VISAKHAPATNAM 530026 | VISAKHAPATNAM | VISAKHAPATNAM | ANDHRA PRADESH | 530026 | L4 | Rejected-Finance Being not L1 bidder | |
| 5 | L5₹43.9 L+₹14.9 L (51.3%)Rejected-Finance DOOR NO 2 31 23 SECTOR 7 SBI COLONY MVP VISAKHAPATNAM 530 017 | VISAKHAPATANAM | ANDHRA PRADESH | 530017 | L5 | Rejected-Finance Being not L1 bidder |
| Sl No | Description | Qty | Unit | SAI ENGINEERING WORKS L1 | M/s SS Engineering Enterprises L5 | M/S CHANDRA ENGINEERS AND CONTRACTORS L2 | REAL ENGINEERING WORKS L4 | ANAND ENTERPRISES AND ENGINEERS L3 |
|---|---|---|---|---|---|---|---|---|
| 1.00NOTES / INSTRUCTIONS FOR STRICT COMPLIANCE :- (a) The contractor shall obtain sample approval for all materials incorporating in the work as per condition 10 of IAFW-2249 and Special Condition 11 of tender document mentioned here-in-after. (b) The Engineer-in-charge may direct the contractor in writing to procure and deposit up to 50% quantity of the material with in 30 days from the date of commencment as required at site out of quantity to complete the scope of work. Remaining 50% shall be procured as per site requirement during progress of work.The decision shall be final and binding on the contractor. (c) The contractor shall deposit the procured material to the store of concerned subdivision within 30 days from the receipt of written direction. Failing which contractor shall liable to pay a penal recovery of Rs. 5000/- per week, levied on the dues of contractor, subject to maximum up to 10% of the work done/CA Amount whichever is higher. (d)The contractor shall obtain approval of “Qualified Tradesman” as per condition 26 of IAFW-2249 before commencement of work at site and shall have sufficient manpower such as Electrician / FGM / Technician etc., readily available to meet the site requirement during emergency situation as per directions of Engineer-in-Charge. (e) The quoted rates shall be inclusive of cost of necessary Tools, Plants, Safety Equipments, Machinery etc., as per site requirement. | ||||||||
| 2.00 | M&L for de-scaling condenser/evaporator coils of 2x36TR Central AC plant by circulating the diluted hydrochloric acid at the appropriate ratio depending upon the scale deposits till removal of all the scale inside the condensor/evaporator coils as directed by engr-in-charge all as specified and directed.
Note: Rate qouted by the contractor shall deemed to be inclusive of cost of descaling chemical (required for descaling), rubber gasket, testing etc., complete. | 2 | Each Job | 8,000 ₹16,000 | 4,224 ₹8,448 | 3,850 ₹7,700 | 3,300 ₹6,600 | 3,150 ₹6,300 Lowest |
| 3.00 | All as per Sl Item No. 2.00 here in before but 3 x 22 TR Central AC plant. | 3 | Each Job | 2,000 ₹6,000 Lowest | 3,564 ₹10,692 | 3,520 ₹10,560 | 3,400 ₹10,200 | 3,300 ₹9,900 |
| 4.00 | M & L for de-scaling the shells and tubes of 3 x 40TR Central AC plant by circulating the diluted hydrochloric acid at the appropriate ratio depending upon the 3 scale deposits till removal of all the scale inside the copper tubes after removal of the both end covers, brushing with nylon/GI wire brush, removal of all scale deposits and degreasing with caustic soda, flushing out thoroughly, re-fixing the end covers with new gasket packing, nut and bolts and connecting the inlet and out let, every six month or as directed by engr-in-charge all as specified and directed.
Note: Rate qouted by the contractor shall deemed to be inclusive of cost of descaling chemical (required for descaling), rubber gasket, testing etc., complete. | 3 | Each Job | 6,500 ₹19,500 | 6,468 ₹19,404 | 9,500 ₹28,500 | 5,200 ₹15,600 | 5,050 ₹15,150 Lowest |
| 5.00 | All as per Sl Item No. 4.00 here in before but 3 x 25 TR Central AC plant. | 3 | Each Job | 2,000 ₹6,000 Lowest | 6,435 ₹19,305 | 2,700 ₹8,100 | 4,900 ₹14,700 | 7,500 ₹22,500 |
| 6.00 | M&L for servicing and cleaning of Air handling units of 33200 CFM capacity (central AC), with and including dismantling filter units, blowing out the dust, chemical cleaning by spraying the organic based scale removing agent Vaniklin at the appropriate ratio till removal of complete dust & scale deposits in the fin area of evaporator coil, flushing through for proper air flow across the coil, greasing of blower motor, checking of electrical connection, cleaning of air filters, greasing of blower motor, replacement of un serviceable bearings, cleaning water drain lines, renewal of rusted sheet metal screws, every month for running AC plant at optimal condition unit all as specified and as directed by Engineer-in-Charge. | 1 | Each Job | 3,000 ₹3,000 Lowest | 7,221 ₹7,221 | 3,900 ₹3,900 | 5,500 ₹5,500 | 6,100 ₹6,100 |
| 7.00 | All as per Item Sl No.6.00 herein before but 01 No of Air handling unit 32000 CFM capacity | 1 | Each Job | 3,500 ₹3,500 Lowest | 7,221 ₹7,221 | 3,900 ₹3,900 | 5,200 ₹5,200 | 6,100 ₹6,100 |
| 8.00 | All as per Item Sl No.6.00 herein before but 01 No of Air handling unit 20200 CFM capacity | 1 | Each Job | 3,500 ₹3,500 | 5,571 ₹5,571 | 3,400 ₹3,400 Lowest | 5,100 ₹5,100 | 5,100 ₹5,100 |
| 9.00 | All as per Item Sl No.6.00 herein before but 01 No of Air handling unit 500 CFM capacity | 3 | Each Job | 2,000 ₹6,000 Lowest | 3,905 ₹11,715 | 2,200 ₹6,600 | 3,900 ₹11,700 | 4,600 ₹13,800 |
| 10.00 | M & L for Complete servicing of FRP cooling tower, removal of complete scales, dirt etc. by using chemicals, cleaning the sump louvers, PVC fills, fan assembly, renewal of spray nozzles, renewal of nuts and bolts, and including applying painting to the cooling tower as per the standard practice for 3x40 TR capacity cooling tower at every three months complete all as specified and directed. | 2 | Each Job | 4,000 ₹8,000 Lowest | 8,365 ₹16,730 | 4,500 ₹9,000 | 6,000 ₹12,000 | 7,400 ₹14,800 |
Tender Value
₹45 L
EMD Value
₹90,000
Closing Date
22 Jan 2026, 6:00 pmClosed
Eligibility, documents, scope and key termsEligibility, required documents, scope of work and key terms of this tender, in one click.
Garrison Engineer Utility-I Visakhapatnam
Garrison Engineer Utility-I Near Samudrika Naval Base Post Visakhapatnam -530 014
REPAIR / MAINTENANCE /SERVICING TO THE AC PLANTS AND UPS AT DOLPHIN HILL AREA UNDER AGE E/M NO-III OF GE(U-I) VISAKHAPATNAM
2026_MES_747033_1
8818/E8
Open Tender
Electrical and Maintenance Works
Item Rate
270 days
Garrison Engineer Utility-I Visakhapatnam
As per NIT
7 documents required · 7 mandatory
₹500
Garrison Engineer Utility-I
₹90,000
Yes
3 Mar 2026
2 Jan 2026
24 Jan 2026
2 Jan 2026
22 Jan 2026
16 Jan 2026
NOTES / INSTRUCTIONS FOR STRICT COMPLIANCE :- (a) The contractor shall obtain sample approval for all materials incorporating in the work as per condition 10 of IAFW-2249 and Special Condition 11 of tender document mentioned here-in-after. (b) The Engineer-in-charge may direct the contractor in writing to procure and deposit up to 50% quantity of the material with in 30 days from the date of commencment as required at site out of quantity to complete the scope of work. Remaining 50% shall be procured as per site requirement during progress of work.The decision shall be final and binding on the contractor. (c) The contractor shall deposit the procured material to the store of concerned subdivision within 30 days from the receipt of written direction. Failing which contractor shall liable to pay a penal recovery of Rs. 5000/- per week, levied on the dues of contractor, subject to maximum up to 10% of the work done/CA Amount whichever is higher. (d)The contractor shall obtain approval of “Qualified Tradesman” as per condition 26 of IAFW-2249 before commencement of work at site and shall have sufficient manpower such as Electrician / FGM / Technician etc., readily available to meet the site requirement during emergency situation as per directions of Engineer-in-Charge. (e) The quoted rates shall be inclusive of cost of necessary Tools, Plants, Safety Equipments, Machinery etc., as per site requirement.
M&L for de-scaling condenser/evaporator coils of 2x36TR Central AC plant by circulating the diluted hydrochloric acid at the appropriate ratio depending upon the scale deposits till removal of all the scale inside the condensor/evaporator coils as directed by engr-in-charge all as specified and directed. Note: Rate qouted by the contractor shall deemed to be inclusive of cost of descaling chemical (required for descaling), rubber gasket, testing etc., complete.
All as per Sl Item No. 2.00 here in before but 3 x 22 TR Central AC plant.
M & L for de-scaling the shells and tubes of 3 x 40TR Central AC plant by circulating the diluted hydrochloric acid at the appropriate ratio depending upon the 3 scale deposits till removal of all the scale inside the copper tubes after removal of the both end covers, brushing with nylon/GI wire brush, removal of all scale deposits and degreasing with caustic soda, flushing out thoroughly, re-fixing the end covers with new gasket packing, nut and bolts and connecting the inlet and out let, every six month or as directed by engr-in-charge all as specified and directed. Note: Rate qouted by the contractor shall deemed to be inclusive of cost of descaling chemical (required for descaling), rubber gasket, testing etc., complete.
All as per Sl Item No. 4.00 here in before but 3 x 25 TR Central AC plant.
M&L for servicing and cleaning of Air handling units of 33200 CFM capacity (central AC), with and including dismantling filter units, blowing out the dust, chemical cleaning by spraying the organic based scale removing agent Vaniklin at the appropriate ratio till removal of complete dust & scale deposits in the fin area of evaporator coil, flushing through for proper air flow across the coil, greasing of blower motor, checking of electrical connection, cleaning of air filters, greasing of blower motor, replacement of un serviceable bearings, cleaning water drain lines, renewal of rusted sheet metal screws, every month for running AC plant at optimal condition unit all as specified and as directed by Engineer-in-Charge.
All as per Item Sl No.6.00 herein before but 01 No of Air handling unit 32000 CFM capacity
All as per Item Sl No.6.00 herein before but 01 No of Air handling unit 20200 CFM capacity
All as per Item Sl No.6.00 herein before but 01 No of Air handling unit 500 CFM capacity
M & L for Complete servicing of FRP cooling tower, removal of complete scales, dirt etc. by using chemicals, cleaning the sump louvers, PVC fills, fan assembly, renewal of spray nozzles, renewal of nuts and bolts, and including applying painting to the cooling tower as per the standard practice for 3x40 TR capacity cooling tower at every three months complete all as specified and directed.
All as per Sl Item No.10.00 herein before but 3x25 TR capacity
M&L for complete leak testing for Chiller type sytem by extracting the existing refrigenrant into empty cylinders and pressure and leak testing the complete system with Nitrogen Gas and check for leaks, identifying the leaks if any, rectification of the leaks by brazzing/welding and replacing the damaged gland package/gasket at the identified leak points. Pressure testing the system again after rectification for 24 hours, vaccume the entire system after release of Nitrogen and charging the refrigerant into the system, testing and commissioning the plant of capacity 2x36 TR Central AC plant all as specified and as directed by Engineer-in-Charge.
All as per Sl Item No.12.00 herein before but the plant of capacity 3x40 TR Central AC plant
All as per Sl Item No.12.00 herein before but the plant of capacity 3x25 TR Central AC plant
All as per Sl Item No.12.00 herein before but the plant of capacity 3x22 TR Central AC plant
S & F "V" belts for Air handling units of capacity upto 35000 CFM including taking down existing un-serviceable "V" belts complete all as specified and directed. Note: 33200CFM, 32000 CFM, 20200CFM, 500CFM are the capacities of AHUs
S&F of GI metal frame with powder coated Pre Filters of 15 micron capacity made out of fibre visco washable type of Size 24"x12" Thickness 50 mm including taking down existing un-serviceable pre filters complete all as specified and directed.
S&F of GI metal frame with powder coated fine filter 5 micron capacity made out of fibre visco washable type of Size 12"x12" Thickness 50 mm including taking down existing un-serviceable pre filters complete all as specified and directed.
All as per Sl Item No. 18.00 here in before but Size 18"x18" Thickness 50 mm
Supply and charge refrigerant gas R-22 / R-407 C complete all as specified directed by Engineer-in-Charge.
M & L for dismantling the defective wornout cast iron bed from the motor and pump assembly of any capacity, S & F a new cast iron bed of the same dimensions as the old bed, reassembling, testing and commissioning of the motor and pump set after proper alignment of shaft all as directed by Engr-in-charge. Notes :- Motor removed during fabrication shall be overhauled completely and small spares like nuts and bolts are deemed to be inclusive in the rate quoted.
M & L for Overhauling of monoblock pump set of up to 7.5 HP capacity including dismantling the pump to carryout overhauling including replacing damaged spare parts, bushes, roller / ball bearings, wearing gland packages, renewal of all corroded studs, gaskets, damaged impellars etc. and reassembling with proper alignemnt including testing and includng repair / replacement the wornout shaft etc., commissioning the pump, complete all as specified and directed by Engr-in-Charge. Note : (i) All repairs including labour for replacement of spares deemed to inclusive of quoted rate. (ii) Supply only spares shall be measured and paid seperately under respective items of this schedule.
Supply only ball bearings suitable for centrifugal and mono block pumps motors capacity Up to 7.5 HP
Supply only CI gland plate high tension studs for Centrifugal / mono block pumps capacity Up to 7.5 HP
Supply only CI impeller suitable for centrifugal / mono block pumps capacity Up to 7.5 HP
S & F Pump Shafts as per existing Model with necessary metal filling and machine suitable Upto to 7.5 HP capacity including taking down existing un-serviceable Pump Shaft complete all as specified and directed.
S & F Casing ring for Centrifugal / mono block pumps for the Upto to 7.5 HP capacity including taking down existing un-serviceable Casing ring complete all as specified and directed.
M & L for preparation of old painted steel surfaces of Centrifugal/ monoblock Pump sets capacity Up to 7.5 HP suction and delivery line inside and outside pump house uptp 6 mtr including applying one coat of synthetic enamel paint, including cleaning, scraping foreign material and degreasing surfaces, complete all as specified and directed.
S & F DOL Starter for AC, 415V 50 Hz 3 phase suitable capacity of electric motor Up to 7.5 HP including taking down the existing un-serviceable starters from the panel, complete all as specified and directed.
S & F starter Delta Starter for AC, 415V 50 Hz 3 phase suitable for 20 to 25 HP capacity of electric motor including taking down existing un-serviceable starters from panel, complete all as specified and directed.
M & L for Taking down carefully the existing motor of capacity upto 7.5 HP from foundation bed / AHU for servicing by removing the coupling, cleaning the motor & stator body with cleaning agent, varnishing, to improve the insulation values reassembling and re-installing the motor with necessary bolts, nuts and washers complete all as specified and directed.
All as per Sl Item No.31.00 here in before but for 20 to 25 HP capacity
M & L for dismantling defective induction motor of capacity of 5 to 7.5 HP of any make 415 V of any duty or any class of insulation from the bed duly coupled with pump, transporting to work shop, removing burnt out winding from stator, rotor and rewinding with suitable gauge super enameled copper wire and replacing worn out driven end and non driven end bearings, insulation materials, varnishing, heating reassembling, testing and commissioning complete all as specified and directed. Note :- Motor removed for rewinding shall be overhauled completely and the quoted rate shall be deemed to be inclusive for the same.
All as per Sl Item No.33.00 here in before but 20 to 25 HP capacity
M & L for attending to breakdown of AHU of central AC plant of Make : voltas/ Zeco as per the OEM instruction of maintenance to ensure smooth and trouble free operation of plants to the entire satisfaction of users / department all as specified and directed by Engineer-in-charge.
Supply & installation of cross linked closed cell thermal insulation of 30 mm thick over chilled water pipes of any size thermal conductivity of insulation would not exceecd 0.038 w/mk at 400C. Insulation Material shall be fire retardant, self-extinguishing and class 1 certified as per BS 476 part, It is CFC free. On combustion it would not emit HCN NO+ NO2 and SO2 + H2S gases. Smoke generated would be lighter than air and white in colour so as to allow easy exit passages in case of fire. Thermal insulation would be protected by thermal insulation protective coating of aluminium sheet not less than 0.30 mm thick in short length complete all as specified and directed by Engr-in-charge.
S & F and erection of 24 Gauge GI sheet with C & SS rectangular / square duct made out of 'L' shaped hollow profile, duly factory boxed, incl all accessories such as Corner, Cleat, Carriage bolt, Gasket and appropriate sealant on longitudinal joints etc., including dismantling existing un-serviceable AHU duct complete all as specified and directed.
S & F MNX 12 Contactor 220 V, 50 Hz power contactors in various AC plant panels including taking down existng un-serviceable contactor including necessary control wiring complete all as specified and directed.
All as per Sl Item No. 38.00 here in before but MNX 25 Contactor 220 V, 50 Hz
All as per Sl Item No. 38.00 here in before but MNX 32 Contactor 220 V, 50 Hz
All as per Sl Item No. 38.00 here in before but MNX 40 Contactor 220 V, 50 Hz
S & F MCB 63 Amps, SP, 415Volt, including taking down existing un-serviceable MCB complete all as specified and as directed by Engr-in-Charge.
S & F MCB 32 Amps, SP, 415Volt, including taking down existing un-serviceable MCB complete all as specified and as directed by Engr-in-Charge.
Supply & Fix of Rotational moulded polyethylene water storage tank (cylindrical vertical with closed top) of capacity 5000 Ltrs hoisted and fixed in position including taking down existing un-serviceable tank, complete all as specified and as directed by Engr-in-charge.
All as per Sl Item No. 45.00 here in before but capacity of 1000 Ltrs
M & L for cleaning and decarbonizing, AC panel, tightening all cable ending lugs, ferrules, dressing and replacing damaged,burnt cable/wire ends, replacing copper wires of suitable size, including applying insulation tapes complete all as specified and as directed.
S&F butterfly valve 150 mm bore, PN 1.6 with necessary counter flanges, rubber gasket, bolts, nuts and washer including taking down existing un-serviceable valve complete all as specified and as directed by Engineer-in-Charge.
All as per Sl Item No. 48.00 but size of 100 mm bore
All as per Sl Item No. 48.00 but size of 75 / 80 mm bore NB
M & L for carrying out repair to cooling tower fan motor of 5 to 7.5HP capacity, flange mounted extended shaft type, including taking down from position, transporting to local work shop, dismantling the motor, replacing damaged unserviceable shaft, bearings, rusted nuts & bolts including servicing motor, varnishing to winding, external painting of motor, providing PVC cap for top portion of motor for main protection, re-assembling etc and bringing the assembly back and installation to position and testing commissioning complete all as specified and directed by Engineer-in-charge.
S & F cooling tower motor base frame, base plate, Nut & bolts complete all as per the existing size and shape including taking down existing un-serviceable motor base frame complete all as specified & as directed by Engr-in-charge
S & F fan assembly of capacity 3/7.5 HP, 1300mm minimum with 04 blades fan hub assembly made out of Die Cast aluminium with necessary clamp supports, nut & bolts by SS metal, including testing, comissioning & taking down the damaged fan assembly of FRP cooling tower and connected fitting from the position from the cooling tower complete all as specified and directed.
S&F PVC Fills of size 600mm x 300mm x 150 mm as per OEM & suitable for FRP Cooling tower including taking down existing un-serviceable PVC fills complete all as specified and as directed by Engr-in-Charge.
Carrying out repairs and Maintenance, attending the breakdown of 3x40 TR Central AC plant as per the scope of work mentioned below including carrying out general repairs/servicing, to ensure smooth and trouble free operation of plants through authorised OEM technician, to the entire satisfactioin of users/department all as directed by Engineer-in-Charge.
Scope of Work : (a) Periodical monitoring / Inspecting the complete ac plant and carrying out preventive/ periodical maintenance to ensure smooth functioning of AC plant.The periodical inspection for preventive maintenance shall be carried out by technician/service engineer of OEM once in a quarter other than breakdown calls for monitoring the operational condition of AC plant including for preventive maintenance/breakdown calls whenever required. Each preventive maintenance & breakdown call if any will be measured Job (b) Visual inspection for oil traces, Air heat exchanger (condenser) cleaning, check for removed protection devices, and improperly closed doors/ covers, check that the temperature difference between the heat exchange inlet and outlet is correct, check the refrigeration system, motors and starters for performance and healthy condition of plant. (c) Checking the system for leaks and rectification of leaks if any. (d) Taking a set of readings and evaluating the same to ensure the satisfactory performance of the plant. (e) Checking the refrigeration control system for operation and adjusting the settings as and when required. (f) General Cleaning the evaporator and condensing coils (g) General Lubrication of the bearings of motors, pumps and fans as and when required. (h) Inspection of belts, which includes adjusting the tension including replacment if required. (j) Filling only the refrigerant as a result of leak arising from the system due to standard wear and tear. (k) Repairing/ replacing the components of the equipment at site or at workshop as required (l) To check proper functioning of microprocessor and take control test. (m) Intimating any breakdown requiring specific major repairs/overhauling to the contractor/ department for immediate rectification of defect. (n) Attending the complaints/ breakdown whenever received by user /JE /Engineer in charge and attending the complaint for same within 24 hrs of receipt. (o) The repair/replacement of all spare parts like ICVC Boards, compressor / fan motor rewinding, electrical switch gears, contactors, PCB, refrigerant gas etc., are not in the scope of this item. These items shall be measured and paid separately under relevant items. (p) Any minor spares/ repairs items which are required to keep the plant in operational are deemed to be included in scope of this item.
Supply & fix and testing of the following Spare Parts as required during repair of 3x40 TR Central AC plant of suitable make as per OEM including taking down existing un-serviceable complete all as specified and as directed by Engr-in-Charge.
Drier filter
Compressor oil
Temperature sensor
Lp Transducer
Hp Transducer
Chillar flow switch with connection pipe
Pressure guage 0-7 kg/cm2
MNX relay 9-14 AMPS
Timer Star/ delta
Drier assly complete suitable for above model package unit
PCB Mother board
Fuse control board
Front operated Switch Diconnecor
Voltage Motor Protection Device (VMPD) along with cable and digital display
Internal Oil Filters
Carrying out repairs and Maintenance, attending the breakdown of 3x25 TR Central AC plant as per the scope of work mentioned below including carrying out general repairs/servicing, to ensure smooth and trouble free operation of plants through authorised OEM technician, to the entire satisfactioin of users / department all as specified and directed by Engineer-in-Charge.
Scope of Work : (a) Periodical monitoring / Inspecting the complete ac plant and carrying out preventive/ periodical maintenance to ensure smooth functioning of AC plant.The periodical inspection for preventive maintenance shall be carried out by technician/service engineer of OEM once in a quarter other than breakdown calls for monitoring the operational condition of AC plant including for preventive maintenance/breakdown calls whenever required. Each preventive maintenance & breakdown call if any will be measured Job (b) Visual inspection for oil traces, Air heat exchanger (condenser) cleaning, check for removed protection devices, and improperly closed doors/ covers, check that the temperature difference between the heat exchange inlet and outlet is correct, check the refrigeration system, motors and starters for performance and healthy condition of plant. (c) Checking the system for leaks and rectification of leaks if any. (d) Taking a set of readings and evaluating the same to ensure the satisfactory performance of the plant. (e) Checking the refrigeration control system for operation and adjusting the settings as and when required. (f) General Cleaning the evaporator and condensing coils (g) General Lubrication of the bearings of motors, pumps and fans as and when required. (h) Inspection of belts, which includes adjusting the tension including replacment if required. (j) Filling only the refrigerant as a result of leak arising from the system due to standard wear and tear. (k) Repairing/ replacing the components of the equipment at site or at workshop as required (l) To check proper functioning of microprocessor and take control test. (m) Intimating any breakdown requiring specific major repairs/overhauling to the contractor/ department for immediate rectification of defect. (n) Attending the complaints/ breakdown whenever received by user /JE /Engineer in charge and attending the complaint for same within 24 hrs of receipt. (o) The repair/replacement of all spare parts like ICVC Boards, compressor / fan motor rewinding, electrical switch gears, contactors, PCB, refrigerant gas etc., are not in the scope of this item. These items shall be measured and paid separately under relevant items. (p) Any minor spares/ repairs items which are required to keep the plant in operational are deemed to be included in scope of this item.
Supply & fix and testing of the following Spare Parts as required during repair of 3x25 TR Central AC plant of suitable make as per OEM including taking down existing un-serviceable complete all as specified and as directed by Engr-in-Charge.
Drier filter
Compressor oil
Temperature sensor
LP Transducer
HP Transducer
Chillar flow switch with connection pipe
Pressure guage 0-7 kg/cm2
MNX relay 9-14 AMPS
Timer Star/ delta
Drier assly complete suitable for above model package unit
PCB Mother board
Fuse control board
Front operated Switch Diconnecor
Voltage Motor Protection Device (VMPD) along with cable and digital display
Internal Oil Filters
Sealed Compressor of capacity 12/12.5 TR
Carrying out repairs and Maintenance, attending the breakdown of 2x36 TR Central AC plant as per the scope of work mentioned below including carrying out general repairs/servicing, to ensure smooth and trouble free operation of plants through authorised OEM technician, to the entire satisfactioin of users / department all as specified and directed by Engineer-in-Charge.
Scope of Work : (a) Periodical monitoring / Inspecting the complete ac plant and carrying out preventive/ periodical maintenance to ensure smooth functioning of AC plant.The periodical inspection for preventive maintenance shall be carried out by technician/service engineer of OEM once in a quarter other than breakdown calls for monitoring the operational condition of AC plant including for preventive maintenance/breakdown calls whenever required. Each preventive maintenance & breakdown call if any will be measured Job (b) Visual inspection for oil traces, Air heat exchanger (condenser) cleaning, check for removed protection devices, and improperly closed doors/ covers, check that the temperature difference between the heat exchange inlet and outlet is correct, check the refrigeration system, motors and starters for performance and healthy condition of plant. (c) Checking the system for leaks and rectification of leaks if any. (d) Taking a set of readings and evaluating the same to ensure the satisfactory performance of the plant. (e) Checking the refrigeration control system for operation and adjusting the settings as and when required. (f) General Cleaning the evaporator and condensing coils (g) General Lubrication of the bearings of motors, pumps and fans as and when required. (h) Inspection of belts, which includes adjusting the tension including replacment if required. (j) Filling only the refrigerant as a result of leak arising from the system due to standard wear and tear. (k) Repairing/ replacing the components of the equipment at site or at workshop as required (l) To check proper functioning of microprocessor and take control test. (m) Intimating any breakdown requiring specific major repairs/overhauling to the contractor/ department for immediate rectification of defect. (n) Attending the complaints/ breakdown whenever received by user /JE /Engineer in charge and attending the complaint for same within 24 hrs of receipt. (o) The repair/replacement of all spare parts like ICVC Boards, compressor / fan motor rewinding, electrical switch gears, contactors, PCB, refrigerant gas etc., are not in the scope of this item. These items shall be measured and paid separately under relevant items. (p) Any minor spares/ repairs items which are required to keep the plant in operational are deemed to be included in scope of this item.
Supply & fix and testing of the following Spare Parts as required during repair of 2x36 TR Central AC plant of suitable make as per OEM including taking down existing un-serviceable complete all as specified and as directed by Engr-in-Charge.
Timer Star/ delta
Fan blade suitable for above model package unit
Fan motor suitable for above model package unit
Drier assly complete suitable for above model package unit
Compressor oil suitable for scroll type hermaticaly sealed type compressor of Make : Dafoss/ Copeland
Chillar flow switch with connection pipe
Pressure guage 0-7 kg/cm2
Auxillary block
Front operated Switch Diconnecor
Voltage Motor Protection Device (VMPD) along with cable and digital display
Internal Oil Filters
Power board
MNX relay 9-14 AMPS
PCB Mother board
Carrying out repairs and Maintenance, attending the breakdown of 3x22 TR Central AC plant as per the scope of work mentioned below including carrying out general repairs/servicing, to ensure smooth and trouble free operation of plants through authorised OEM technician, to the entire satisfactioin of users / department complete all as specified and directed by Engineer-in-Charge.
Scope of Work : (a) Periodical monitoring / Inspecting the complete ac plant and carrying out preventive/ periodical maintenance to ensure smooth functioning of AC plant.The periodical inspection for preventive maintenance shall be carried out by technician/service engineer of OEM once in a quarter other than breakdown calls for monitoring the operational condition of AC plant including for preventive maintenance/breakdown calls whenever required. Each preventive maintenance & breakdown call if any will be measured Job (b) Visual inspection for oil traces, Air heat exchanger (condenser) cleaning, check for removed protection devices, and improperly closed doors/ covers, check that the temperature difference between the heat exchange inlet and outlet is correct, check the refrigeration system, motors and starters for performance and healthy condition of plant. (c) Checking the system for leaks and rectification of leaks if any. (d) Taking a set of readings and evaluating the same to ensure the satisfactory performance of the plant. (e) Checking the refrigeration control system for operation and adjusting the settings as and when required. (f) General Cleaning the evaporator and condensing coils (g) General Lubrication of the bearings of motors, pumps and fans as and when required. (h) Inspection of belts, which includes adjusting the tension including replacment if required. (j) Filling only the refrigerant as a result of leak arising from the system due to standard wear and tear. (k) Repairing/ replacing the components of the equipment at site or at workshop as required (l) To check proper functioning of microprocessor and take control test. (m) Intimating any breakdown requiring specific major repairs/overhauling to the contractor/ department for immediate rectification of defect. (n) Attending the complaints/ breakdown whenever received by user /JE /Engineer in charge and attending the complaint for same within 24 hrs of receipt. (o) The repair/replacement of all spare parts like ICVC Boards, compressor / fan motor rewinding, electrical switch gears, contactors, PCB, refrigerant gas etc., are not in the scope of this item. These items shall be measured and paid separately under relevant items. (p) Any minor spares/ repairs items which are required to keep the plant in operational are deemed to be included in scope of this item.
Supply & fix and testing of the following Spare Parts as required during repair of 3x22 TR Central AC plant of suitable make as per OEM including taking down existing un-serviceable complete all as specified and as directed by Engr-in-Charge.
Timer Star/ delta
Fan blade suitable for above model package unit
Fan motor suitable for above model package unit
Drier assly complete suitable for above model package unit
Compressor oil suitable for scroll type hermaticaly sealed type compressor of Make : Dafoss/ Copeland. Make of oil : P-180 or equivalent.
Chillar flow switch with connection pipe
Pressure guage 0-7 kg/cm2
Auxillary block
Front operated Switch Diconnecor
Voltage Motor Protection Device (VMPD) along with cable and digital display
Internal Oil Filters
Power board
MNX relay 9-14 AMPS
PCB Mother board
All as per Sl Item No. 63.00 but size of 80 mm bore 㜀ࠀ汁獡瀠牥匠瑉浥丠㘠⸳〰戠瑵猠穩景ㄠ〰洠潢敲ਠ⤊✀㐀␀ꘀࠁ♓⁆䴠⁓
S & F steel water tubing, medium grade galvanised, 25 mm bore dia including necessary fittings including taking down existing un-serviceable pipe, complete all as specified and directed.
M&L for duct insulation (22mm thick) with resin bonded fibre glass wool for tube type refrigerant pipeline including removing the worn out duct insulation carefully, cleaning / preparing the surfaces and thickness of insulation as specified and including the following :- (a) Cleaning the pipeline surface (to be insulated ) by scrapping carefully with wire brush etc. to make the surface completely free of millscale, dirt, dust, grease and other foreign materials, taking special care so that all pipeline joints are sealed against any leakage. (b) Applying rubber based adhesive CPRX compound. (c) Securing the insulation with and including mechanically fastened nylon/ steel straps of size 12 mm/50 mm at maximum intervals of 1.2 mtr.
M&L duct insulation (25 mm Thick) with resin bonded fibre glass wool roll of density 24 kg/Cum, with factory laminated aluminium vapour barrier including removal of existing worn out duct insulation and cleaning with the following complete:- a) Cleaning the duct surface (to be insulated) by scrapping carefully with wire brush etc. to make the surface completely free of mill scale, dirt, dust, grease and other foreign materials, taking special care so that all duct joints are sealed against any leakage. (b) Applying rubber based adhesive CPRX compound. (c) Sealing of all longitudinal joints and circular overlaps with and including Aluminium foil tape 50 mm wide, to make the insulation leak proof. (d) Securing the insulation with and including mechanically fastened nylon / steel straps of size 12 mm / 50 mm at maximum intervals of 1.2 mtr.
Each Job
Each Job
Each Job
S&F rectifier control card for 250 KVA Online UPS including taking down existing un-serviceable rectifier control card complete all as specified and directed.
S&F rectifier control card for 80 KVA Online UPS including taking down existing un-serviceable rectifier control card complete all as specified and directed.
S&F inverter control card for 250 KVA Online UPS including taking down existing un-serviceable inverter control card complete all as specified and directed.
S&F inverter control card for 80 KVA Online UPS including taking down existing un-serviceable inverter control card complete all as specified and directed.
S&F IGBT Drive card for 250 KVA Online UPS including taking down existing un-serviceable IGBT Drive card complete all as specified and directed.
S&F IGBT Drive card for 80 KVA Online UPS including taking down existing un-serviceable IGBT Drive card complete all as specified and directed.
S&F input sensing transformer for 250 KVA Online UPS including taking down existing un-serviceable input sensing transformer complete all as specified and directed.
S&F input sensing transformer for 80 KVA Online UPS including taking down existing un-serviceable input sensing transformer complete all as specified and directed.
S&F output feedback transformer for 250 KVA Online UPS including taking down existing un-serviceable output feedback transformer complete all as specified and directed.
S&F output feedback transformer for 80 KVA Online UPS including taking down existing un-serviceable output feedback transformer complete all as specified and directed.
S&F LCD Display for 250 KVA Online UPS including taking down existing un-serviceable LCD Display complete all as specified and directed.
S&F LCD Display for 80 KVA Online UPS including taking down existing un-serviceable LCD Display complete all as specified and directed.
S&F Control and power cable for 250 KVA Online UPS including taking down existing un-serviceable Control and power cable complete all as specified and directed.
S&F Control and power cable for 80 KVA Online UPS including taking down existing un-serviceable Control and power cable complete all as specified and directed.
S&F maintenance free battery of 12 V, 65 AH including terminal clamps, copper lead of suitable length including testing and commissioning including taking down existing unserviceable battery complete all as specified and directed by Engr-in-Charge.
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