Loading
Loading…
Loading…
| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹94.6 LAccepted-AOC | ₹94.6 L Quoted ₹95.5 L | L1 | Accepted-AOC Lowest biders |
| 2 | L2₹96.1 LRejected-Finance | ₹96.1 L | L2 | Rejected-Finance High bid value |
| 3 | L3₹96.6 LRejected-Finance | ₹96.6 L | L3 | Rejected-Finance High bid value |
| 4 | L4₹96.7 LRejected-Finance | ₹96.7 L | L4 | Rejected-Finance High bid value |
| 5 | L5₹96.7 LRejected-Finance C O UTTAM BANIK HAIDERPARA OPPOSITE TO WEST BENGAL REPRESENTATIVE REST HOUSE P O HAIDERPARA SILIGURI 06 | JALPAIGURI | WEST BENGAL | 734006 | ₹96.7 L | L5 | Rejected-Finance High bid value |
| Sl No | Description | Qty | Unit | SARKAR ENGINEERING CO. L2 | M/S SARKAR ELECTRIC L4 | Manish Ray and Co. L3 | M/s. STRUCTURES INDIA L5 | BEEPEE AND COMPANY L1 |
|---|---|---|---|---|---|---|---|---|
| .09Note 1:- (Applicable for all parts/items) : The bidders/contractors are advised to read tender documents & all corrigendum/amendments and general condition of contracts before entry/quoting the rates. Note 2:- Attention to bidder is hereby invited to upload revised BOQ if published during their bid submission. Uploading of incorrect/ pre-revised BOQ shall be treated as non bonafide and rejected. Fixed credit has been given in technical documents which shall be taken into account during acceptance of bid/tender. | ||||||||
| 1.00 | Periodical Servicing and maintenance of VRF Central AC Plant (22x3 TR) of any make .The job includes as under:-
(i) Inspection, checking, cleaning with soap water and carbon tetra chlorite to the cooling coil and condenser unit
(ii) Inspection, checking and repair of all electrical and electronic components.
(iii) Servicing of blower motors by greasing, oiling and servicing by cleaning thoroughly air filter
(iv) During the servicing of the unit existing refrigerant (Gas) shall be pump down and to kept safe custody for re-use
(v) Inspection and checking of all sensors and solenoid coils for optimal operation.
(vi) PCB of IDU and ODU to be checked for proper functioning and defective parts to be replaced.
(vii) Compressor to be checked for proper functioning and defective parts to be replaced.
(viii) Safety controls and Pressure cutouts to be checked and optimized.
(ix) Cooling Coil to be checked and cleaned
(x) Air Filters to be checked and cleaned
(xi) Condenser Fan motor to be checked and repaired if needed.
(xii) Condenser Coil to be checked
(xii) Inspection and repairs of Refrigerant Pipes.
Ops Room (03 Outdoor VRF units 0f 22TR each ,30 Indoor units alongwith Ducting arrangement and Cassette Units ) | 1 | Each Job | 55,610 ₹55,610 | 60,000 ₹60,000 | 55,945 ₹55,945 | 56,012 ₹56,012 | 55,442 ₹55,442 |
| 2.00 | Periodical Servicing and maintenance of VRF Central AC Plant (12x4 TR) of any make .The job includes as under:-
(i) Inspection, checking, cleaning with soap water and carbon tetra chlorite to the cooling coil and condenser unit
(ii) Inspection, checking and repair of all electrical and electronic components.
(iii) Servicing of blower motors by greasing, oiling and servicing by cleaning thoroughly air filter
iv) During the servicing of the unit existing refrigerant (Gas) shall be pump down and to kept safe custody for re-use
(v) Inspection and checking of all sensors and solenoid coils for optimal operation.
(vi) PCB of IDU and ODU to be checked for proper functioning and defective parts to be replaced.
(vii) Compressor to be checked for proper functioning and defective parts to be replaced.
(viii) Safety controls and Pressure cutouts to be checked and optimized.
(ix) Cooling Coil to be checked and cleaned
(x) Air Filters to be checked and cleaned
(xi) Condenser Fan motor to be checked and repaired if needed.
(xii) Condenser Coil to be checked
(xii) Inspection and repairs of Refrigerant Pipes.
Base Ops (04 Outdoor VRF units 0f 12TR each, 30 Indoor units alongwith Ducting arrangement, Casset
Units for Briefing Hall)
Note:- Test Certificate submitted by contractor with User Rep signature. | 2 | Each Job | 40,455 ₹80,910 | 45,000 ₹90,000 | 40,497 ₹80,994 | 40,546 ₹81,092 | 40,133 ₹80,266 |
| 3.00 | Periodical maintenance of Central AC plant of 80 X 4 TR capacity including carrying out Periodical servicing of the AC Plants at 20WG Technical area to maintain in a reliable, safe and efficient manner using latest techniques & experts by carrying out planned maintenance in a systematic and controlled manner by regularly examing, testing, lubricating and adjusting of all the items of AC Plants with inculding repair/ replacement of all defective parts i.e all type of mechanical and electrical items.
Note:-
The following Job will be done every three months interval.
(a) Descaling of condensor, circulation of descaling solution using pressure jet pump for circulating descaling solution etc without damaging copper tubing and refixing of side cover sheet and replacement of rusted nuts bolts etc.
(b) Descaling and flushing of cooling coil complete by suitable descaling solution including brushing and cleaning complete with cleaning solution and water, replacing the defective bends, nozzles and rusted bolts, nuts and washer wire mesh with suitable cleaning solution, re-assembling the same including pipe joints etc and testing complete.
(c) Servicing of compressor unit by draining out the used compressed oil, opening both side covers, head covers and taking out the defective oil filter, cleaning the sump by using suitable cleaning solution, replacing the defective oil filter element, checking of solution and discharge valve, adjust them and refixing the side covers head covers including replacing the suitable gasket complete and refilling of new compressor oil to the required level, removing the pull, checking the serviceability of shaft seal assembly, replacement of shaft seal assembly, and refixing the pull including replacing the defective gas filter and tesing complete.
(d) The Test Certificates shall be submitted by contractor with user rep and AGE/GE signature. | 2 | Each Job | 1,79,380 ₹3.6 L | 1,94,000 ₹3.9 L | 1,80,360 ₹3.6 L | 1,80,576 ₹3.6 L | 1,78,740 ₹3.6 L |
| 4.00 | Periodical maintenance of Central AC plant of 75 X 3 TR capacity including carrying out Periodical servicing of the AC Plants at WSA area to maintain in a reliable, safe and efficient manner using latest techniques & experts by carrying out planned maintenance in a systematic and controlled manner by regularly examing, testing, lubricating and adjusting of all the items of AC Plants with inculding repair/replacement of all defective parts i.e all type of mechanical and electrical items.
(a) Descaling of condensor ,circulation of descaling solution using pressure jet pump for circulating descaling solution etc without damaging copper tubing and refixing of side cover sheet and replacement of rusted nuts bolts etc.
(b) Descaling and flushing of cooling coil complete by suitable descaling solution including brushing and cleaning complete with cleaning solution and water, replacing the defective bends, nozzles and rusted bolts, nuts and washer wire mesh with suitable cleaning solution, re-assembling the same including pipe joints etc and testing complete.
(c) Servicing of compressor, checking Dryer Filter condition ,testing for line choke ,change of valves and tesing complete. Checking of existing gas pressure and topping up of refrigerant gas if required.Pumping down and restarting whenever required.checking of valves and electronic controls .Replacement of worn out insulation.Checking and testing of microprocessor control panel,control board, transducer for correctness and proper functioning.
Note:-
(i) The following Job will be done every three months interval.
(ii) Test Certificates shall be submitted by contractor with user rep signature after servicing. | 2 | Each Job | 1,26,360 ₹2.5 L | 1,45,000 ₹2.9 L | 1,26,920 ₹2.5 L | 1,27,072 ₹2.5 L | 1,25,780 ₹2.5 L |
| 5.00 | All as per Item No. 4.00 here-in-before but for AC Plant of 24X3 TR capacity at Danger bldg No 1&7 | 2 | Each Job | 40,255 ₹80,510 | 40,400 ₹80,800 | 40,497 ₹80,994 | 40,546 ₹81,092 | 40,133 ₹80,266 |
| 6.00 | All as per Item No. 4.00 here-in-before but for AC Plant of 5.5 X3 TR capacity at Danger bldg No-11 | 2 | Each Job | 27,805 ₹55,610 | 27,905 ₹55,810 | 27,972 ₹55,944 | 28,006 ₹56,012 | 27,721 ₹55,442 |
| 7.00 | Supply and filling R 407-C Refrigerant gas for charging Central AC Plants. | 235 | Kg | 1,275 ₹3.0 L | 1,400 ₹3.3 L | 1,256 ₹3.0 L | 1,255 ₹2.9 L | 1,246 ₹2.9 L |
| 8.00 | Supply and filling R 410-A Refrigerant gas for charging Central AC Plants. | 260 | Kg | 1,508 ₹3.9 L | 1,700 ₹4.4 L | 1,497 ₹3.9 L | 1,495 ₹3.9 L | 1,486 ₹3.9 L |
| 9.00 | Supply only suitable refrigerant gas R-134A for charging of cooling appliances and AC Plants complete all as specified and directed. | 210 | Kg | 1,146 ₹2.4 L | 1,123 ₹2.4 L | 1,125 ₹2.4 L | 1,124 ₹2.4 L | 1,117 ₹2.3 L |
Tender Value
₹95.5 L
EMD Value
₹1.7 L
Closing Date
3 Mar 2026, 6:00 pmClosed
CWE (AF) BAGDOGRA
Commander Works Engineers (AF) Bagdogra Bagdogra Airport (WB) Pin- 734 421 Tele 0353 - 2698308
REPAIR/MAINT OF CHILLER UNITS, CENTRAL PACKAGE AC AND CONNECTED ITEMS, COMPREHENSIVE REPAIR/MAINT TO DUCTABLE AC, MEGA SPLIT AC AND VRF UNITS AND MISC ALLIED WORKS AND PERIODICAL MAINT TO CENTRAL PACKAGE AC CHILLER UNITS AND CONNECTED ITEMS AT AF STN
2026_MES_748324_2
8679/HAS/2025-26/E8
Open Tender
Electrical and Maintenance Works
365 days
BAGDOGRA
MES Contractor enlisted as Class C category c(i) having deposited Standing Security of Rs 1,75,000.00 with dept. Contractors not enlisted in MES should meet the MES enlistment criteria corresponding to appropriate class and category.
10 documents required · 10 mandatory
₹1,000
GE (AF) BAGDOGRA
₹1.7 L
Yes
26 Mar 2026
17 Feb 2026
6 Mar 2026
17 Feb 2026
3 Mar 2026
24 Feb 2026
Note 1:- (Applicable for all parts/items) : The bidders/contractors are advised to read tender documents & all corrigendum/amendments and general condition of contracts before entry/quoting the rates. Note 2:- Attention to bidder is hereby invited to upload revised BOQ if published during their bid submission. Uploading of incorrect/ pre-revised BOQ shall be treated as non bonafide and rejected. Fixed credit has been given in technical documents which shall be taken into account during acceptance of bid/tender.
Periodical Servicing and maintenance of VRF Central AC Plant (22x3 TR) of any make .The job includes as under:- (i) Inspection, checking, cleaning with soap water and carbon tetra chlorite to the cooling coil and condenser unit (ii) Inspection, checking and repair of all electrical and electronic components. (iii) Servicing of blower motors by greasing, oiling and servicing by cleaning thoroughly air filter (iv) During the servicing of the unit existing refrigerant (Gas) shall be pump down and to kept safe custody for re-use (v) Inspection and checking of all sensors and solenoid coils for optimal operation. (vi) PCB of IDU and ODU to be checked for proper functioning and defective parts to be replaced. (vii) Compressor to be checked for proper functioning and defective parts to be replaced. (viii) Safety controls and Pressure cutouts to be checked and optimized. (ix) Cooling Coil to be checked and cleaned (x) Air Filters to be checked and cleaned (xi) Condenser Fan motor to be checked and repaired if needed. (xii) Condenser Coil to be checked (xii) Inspection and repairs of Refrigerant Pipes. Ops Room (03 Outdoor VRF units 0f 22TR each ,30 Indoor units alongwith Ducting arrangement and Cassette Units )
Periodical Servicing and maintenance of VRF Central AC Plant (12x4 TR) of any make .The job includes as under:- (i) Inspection, checking, cleaning with soap water and carbon tetra chlorite to the cooling coil and condenser unit (ii) Inspection, checking and repair of all electrical and electronic components. (iii) Servicing of blower motors by greasing, oiling and servicing by cleaning thoroughly air filter iv) During the servicing of the unit existing refrigerant (Gas) shall be pump down and to kept safe custody for re-use (v) Inspection and checking of all sensors and solenoid coils for optimal operation. (vi) PCB of IDU and ODU to be checked for proper functioning and defective parts to be replaced. (vii) Compressor to be checked for proper functioning and defective parts to be replaced. (viii) Safety controls and Pressure cutouts to be checked and optimized. (ix) Cooling Coil to be checked and cleaned (x) Air Filters to be checked and cleaned (xi) Condenser Fan motor to be checked and repaired if needed. (xii) Condenser Coil to be checked (xii) Inspection and repairs of Refrigerant Pipes. Base Ops (04 Outdoor VRF units 0f 12TR each, 30 Indoor units alongwith Ducting arrangement, Casset Units for Briefing Hall) Note:- Test Certificate submitted by contractor with User Rep signature.
Periodical maintenance of Central AC plant of 80 X 4 TR capacity including carrying out Periodical servicing of the AC Plants at 20WG Technical area to maintain in a reliable, safe and efficient manner using latest techniques & experts by carrying out planned maintenance in a systematic and controlled manner by regularly examing, testing, lubricating and adjusting of all the items of AC Plants with inculding repair/ replacement of all defective parts i.e all type of mechanical and electrical items. Note:- The following Job will be done every three months interval. (a) Descaling of condensor, circulation of descaling solution using pressure jet pump for circulating descaling solution etc without damaging copper tubing and refixing of side cover sheet and replacement of rusted nuts bolts etc. (b) Descaling and flushing of cooling coil complete by suitable descaling solution including brushing and cleaning complete with cleaning solution and water, replacing the defective bends, nozzles and rusted bolts, nuts and washer wire mesh with suitable cleaning solution, re-assembling the same including pipe joints etc and testing complete. (c) Servicing of compressor unit by draining out the used compressed oil, opening both side covers, head covers and taking out the defective oil filter, cleaning the sump by using suitable cleaning solution, replacing the defective oil filter element, checking of solution and discharge valve, adjust them and refixing the side covers head covers including replacing the suitable gasket complete and refilling of new compressor oil to the required level, removing the pull, checking the serviceability of shaft seal assembly, replacement of shaft seal assembly, and refixing the pull including replacing the defective gas filter and tesing complete. (d) The Test Certificates shall be submitted by contractor with user rep and AGE/GE signature.
Periodical maintenance of Central AC plant of 75 X 3 TR capacity including carrying out Periodical servicing of the AC Plants at WSA area to maintain in a reliable, safe and efficient manner using latest techniques & experts by carrying out planned maintenance in a systematic and controlled manner by regularly examing, testing, lubricating and adjusting of all the items of AC Plants with inculding repair/replacement of all defective parts i.e all type of mechanical and electrical items. (a) Descaling of condensor ,circulation of descaling solution using pressure jet pump for circulating descaling solution etc without damaging copper tubing and refixing of side cover sheet and replacement of rusted nuts bolts etc. (b) Descaling and flushing of cooling coil complete by suitable descaling solution including brushing and cleaning complete with cleaning solution and water, replacing the defective bends, nozzles and rusted bolts, nuts and washer wire mesh with suitable cleaning solution, re-assembling the same including pipe joints etc and testing complete. (c) Servicing of compressor, checking Dryer Filter condition ,testing for line choke ,change of valves and tesing complete. Checking of existing gas pressure and topping up of refrigerant gas if required.Pumping down and restarting whenever required.checking of valves and electronic controls .Replacement of worn out insulation.Checking and testing of microprocessor control panel,control board, transducer for correctness and proper functioning. Note:- (i) The following Job will be done every three months interval. (ii) Test Certificates shall be submitted by contractor with user rep signature after servicing.
All as per Item No. 4.00 here-in-before but for AC Plant of 24X3 TR capacity at Danger bldg No 1&7
All as per Item No. 4.00 here-in-before but for AC Plant of 5.5 X3 TR capacity at Danger bldg No-11
Supply and filling R 407-C Refrigerant gas for charging Central AC Plants.
Supply and filling R 410-A Refrigerant gas for charging Central AC Plants.
Supply only suitable refrigerant gas R-134A for charging of cooling appliances and AC Plants complete all as specified and directed.
S&F 5 TR Controller for Ductable AC plant. Testing for proper operation after installation complete all as specified and directed.
S&F DC Condenser Fan motor for VRF outdoor AC plant. Testing for proper operation after installation complete all as specified and directed.
S&F drain pump and water level switch. Testing for proper operation after installation complete all as specified and directed.
Supply and installation of Compressor Drive Card for VRF AC plant. Testing for proper operation after installation complete all as specified and directed.
Supply and installation of Main PCB for VRF AC plant. Testing for proper operation after installation complete all as specified and directed.
Supply and installation of Noise Filter for VRF AC plant. Testing for proper operation after installation complete all as specified and directed.
Supply and installation of Cassette AC PCB for VRF AC plant. Testing for proper operation after installation complete all as specified and directed.
Supply and installation of Cassette AC Blower Motor for VRF AC plant. Testing for proper operation after installation complete all as specified and directed.
Supply and installation of High Wall PCB for VRF AC plant. Testing for proper operation after installation complete all as specified and directed.
S&F Suction sensor. Testing for proper operation after installation complete all as specified and directed.
S&F Discharge Sensor. Testing for proper operation after installation complete all as specified and directed.
S&F Ambient Temp Sensor. Testing for proper operation after installation complete all as specified and directed.
S&F Liquid Line Sensor. Testing for proper operation after installation complete all as specified and directed.
S&F Gas Sensor. Testing for proper operation after installation complete all as specified and directed.
S&F Room Sensor. Testing for proper operation after installation complete all as specified and directed.
S&F coil Sensor. Testing for proper operation after installation complete all as specified and directed.
S&F Reverse Valve coil Sensor. Testing for proper operation after installation complete all as specified and directed.
S&F Solenoid coil Sensor. Testing for proper operation after installation complete all as specified and directed.
Dismantling unsv remote control assembly and replacing unsv items such as IC, PCB, Transformer and magnetic coil suitable for indoor following capcity split type AC and reassembling the same after testing complete. (a) 1.5 TR (Split/Window Type)
(b) 2.0 TR (Split/Window)
S&F split unit Blower motor. Testing for proper operation after installation complete all as specified and directed.
S&F Split unit PCB for 1.5 TR capacity. Testing for proper operation after installation complete all as specified and directed.
S&F Split unit PCB for 2 TR capacity. Testing for proper operation after installation complete all as specified and directed.
S&F Air filter of suitable size for following type of AC unit complete all as specified and directed. (a) Split AC 1.5 TR
(b) Split AC 2.0 TR
S&F bracket for outdoor unit of Split AC 1.5/2.0 TR complete all as specified and directed.
S&F Indoor Plate for Split AC 1.5/2.0 TR complete all as specified and directed.
Dismantling of Split type Air conditioner of any make 1.5/2 TR capacity and refixing in new location including necessary civil work complete all as specified and directed.
S&F sheet metal enclosure for SP, with two pin earth plug and socket complete with one SP, MCB 20Amps including taking down.
Dismantling of defective Window type AC/ Split type Air conditioner indoor/outdoor unit of any make of following capacity for thorough checking / repair of all accessories and components and reassembling the same after repair/ replacement of defective accessories / components and testing complete all as directed by Engineer–In–Charge including transportation to workshop and back. Note:- (i) Supplying of new accessories/components required for the system shall be measured & paid separately here-in-after. (ii) Replacement of sealed compressor unit, painting etc shall be measured and paid separately (iii) Old serviceable accessories / components obtained from dismantling shall be refixed as directed by Engineer -in - Charge and labour charges for refixing shall be deemed to be included in the unit of item rate. (a)1.5 TR
Attending Complaints for Ductable AC Plant for thorough checking / repair of all accessories and components and reassembling the same after repair/ replacement of defective accessories / components and testing complete all as directed by Engineer-in-Charge including transportation to workshop and back. Note:- (i) Old serviceable accessories / components obtained from dismantling shall be refixed as directed by Engineer-in-Charge and labour charges for refixing shall be deemed to be included in the unit of item rate.
Supply only Wedge (V) Belts A - 48 for compressor & motor/ AHU & motor.
Supply only Wedge (V) Belts A - 28 for compressor & motor/ AHU & motor.
Supply only Wedge (V) Belts B-58 /B76 for compressor & motor/ AHU & motor.
Supply only Wedge (V) Belts B - 77 for compressor & motor/ AHU & motor.
Supply only Wedge (V) Belts B-69 LP /B87 for compressor & motor/ AHU & motor.
Supply only Wedge (V) Belts B - 69 for compressor & motor/ AHU & motor.
Supply only Wedge (V) Belts B - 100 for compressor & motor/ AHU & motor.
Supply and installation of Power PCB for VRF AC plant. Testing for proper operation after installation complete all as specified and directed.
S&F in repairs electronic timer working on 160V to 500V for time delay 3-30 sec to 12-120 sec.
S&F Starter Push Button switch with 1 NO + 1 NC complete working on DC/ AC supply up to 16 Amps capacity by removing of the defective unit all as specified and as directed .
S&F in repairs 4 pole contactors AC operated rating at 415 Volts, AC1 45 Amps rating with 2NO + 2NC auxiliary contacts with operatabe coil voltage 220 volts to 415 volts AC/DC with front/ side mounted Add On blocks as per site requirement.
All as per Item No 52.00 here-in-before but of AC1 rating 30 Amps
All as per Item No 52.00 here-in-before but of AC1 rating 60 Amps
S&F in repairs Thermal Overload relay, 18 to 42 Amps, direct mounted on contactors .
S&F Inlet /Outlet Sensor as per existing make/model complete all as specified and directed.
S&F water pressure gauge as per existing make/model for any capacity of AC plant complete all as specified and directed.
S&F Temperature pressure gauge as per existing make/model complete all as specified and directed.
S&F Actuator Switch as per existing make/model complete all as specified and directed.
S&F Chiller Actuator Switch as per existing make/model complete all as specified and directed.
S&F AHU Actuator Switch as per existing make/model complete all as specified and directed.
S&F Humidity Controller complete all as specified and directed.
S&F in repairs water flow control limit switch/ sensor as per the existing make/ model complete all as specified and directed.
Dismantling and taking out unserviceable indoor unit and S&F of new indoor unit of capacity 1.5 TR split type AC in replacement complete all as specified and directed.
Dismantling and taking out unserviceable outdoor unit and S&F of new outdoor unit of capacity 1.5 TR split type AC in replacement complete all as specified and directed.
S&F ON Timer Delay. Testing for proper operation after installation complete all as specified and directed.
S&F of Subzero Temp Controller. Testing for proper operation after installation complete all as specified and directed.
Supply and replacing MCB 6 to 16 Amps 3 Pole complete all as specified and directed.
Supply and replacing MCB 32 Amps 3 Pole complete all as specified and directed.
Supply and replacing MCB TPN 63 Amps, 10 KA 'C' curve incl all connections complete all as specified and directed.
Supply and replacing MCB TP 63 Amps 10 KA complete all as specified and directed.
Supply and replacing MCB TP 25 Amps 10 KA complete all as specified and directed.
Supply and replacing 16 Amps 3 Phase contactor coil voltage 220V complete all as specified and directed.
Supply and replacing 6-13 Amp Overload Relay 3 phase complete all as specified and directed.
Supply and replacing 9-15 Amp Overload Relay 3 phase complete all as specified and directed.
Supply and replacing 25 Amps 3 Phase contactor kit and coil having coil voltage 220V complete all as specified and directed.
Supply and replacing 32 Amps 3 Phase contactor kit and coil having coil voltage 220V complete all as specified and directed.
Supply and replacing 40 Amps ) 3 Phase contactor kit and coil having coil voltage 220V complete all as specified and directed.
Supply and replacing 65 Amps 3 Phase contactor kit and coil having coil voltage 220V complete all as specified and directed.
M&L for complete leak testing the entire central AC plant of 75X3 TR capacity installed at WSA, consisting of compressors, condensers, chillers, AHUs with connected chilled piping, expansion valves and all accessories by flushing out the refrigerant gas present in the system, pumping Nitrogen gas at requisite pressure, locating leak positions, rectifying the leaks, including pressure testing and holding the pressure for 48 Hrs for observation for any pressure drop in the system and flushing out the complete system on rectification of leaks if any, vacuumising & de-hydration the complete system with heavy duty vacuum pump and removal of moisture and other foreign particles from the system complete including checking of all safety controls and parameters, testing & commissioning of the AC plant after charging the refrigerant gas all as directed by the Engineer-in-Charge. Note:- Supply & charging refrigerant gas will be measured and paid separately.
All as per Item No 80.00 here-in-before but for AC Plant of 24X3 TR capacity at Danger bldg No 1&7
All as per Item No 80.00 here-in-before but for AC Plant of 5.5 X3 TR capacity at Danger bldg No-11
M&L for complete leak testing the entire central AC plant of 80X4 TR capacity installed at 20 WG Technical Area, consisting of compressors, condensers, chillers, AHUs with connected chilled piping, expansion valves and all accessories by flushing out the refrigerant gas present in the system, pumping Nitrogen gas at requisite pressure, locating leak positions, rectifying the leaks, including pressure testing and holding the pressure for 48 Hrs for observation for any pressure drop in the system and flushing out the complete system on rectification of leaks if any, vacuumising & de-hydration the complete system with heavy duty vacuum pump and removal of moisture and other foreign particles from the system complete including checking of all safety controls and parameters, testing & commissioning of the AC plant after charging the refrigerant gas complete all as specified and directed. Note:- Supply & charging refrigerant gas will be measured and paid separately.
Material and labour for carrying out the chemical servicing of the Air Handling units & cooling coils having capacity of 17500 CFM suitable for 150 TR AC Plant at three nos bldg of WSA area by applying the non-acidic scale removing agent to the fins area of the cooling coil, copper tubes, removing the complete scale deposit across the coil, flushing through including suitable arrangement i.e installed gate valve,welding, treading and complete blowing out the dirt, cleaning the fan impellers, filter section, fan section and complete cleaning of filters, tightening of all bolts & nuts, renew the rusted bolts & nuts checking the alignment of the drive set and testing& commissioning the Air handing units of AC plant complete all as specified and directed. Note:- The following Job will be done every three months intervel.
Material and labour for carrying out the chemical servicing of the Air Handling units & cooling coils having capacity of 13000 CFM suitable for AC Plant at 20 WG Tech area by applying the non-acidic scale removing agent to the fins area of the cooling coil, copper tubes, removing the complete scale deposit across the coil, flushing through including suitable arrangement i.e installed gate valve,welding, treading and complete blowing out the dirt, cleaning the fan impellers, filter section, fan section and complete cleaning of filters, tightening of all bolts & nuts, renew the rusted bolts & nuts checking the alignment of the drive set and testing& commissioning the Air handing units of AC plant complete all as specified and directed. Note:- The following Job will be done every three months intervel.
Ditto as above item no 85.00 but for AHU 6500 CFM
Ditto as above item no 85.00 but for AHU 9950 CFM
Ditto as above item no 85.00 but for AHU 4000 CFM
Ditto as above item no 85.00 but for AHU 10000 CFM
Ditto as above item no 85.00 but for AHU 9500 CFM
Ditto as above item no 85.00 but for AHU 4500 CFM
Ditto as above item no 85.00 but for AHU 11200 CFM
Ditto as above item no 85.00 but for AHU 17500 CFM
Periodical Servicing and maintenance of Hot Water Generator 175 kW Capacity. Checking and calibration for optimal functioning.Checking and inspection of all electronic and electrical items. Change of faulty parts complete all as specified and directed. Note:- The following Job will be done every three month intervel.
M&L for Disconnecting electrically and mechanically mono-block pump set of 7.5 to 10 HP capacity of any make from the existing position by arranging dummy plates to suction and delivery line, removing from the existing position, opening up, varnishing to stator winding with class I varnish, heating/ baking the same, removal of damaged motor bearing, cleaning the rotor and re assembling the motor, cleaning the impeller of pump, supply & replacement of shaft bearings, gland rope, gland bolts &nuts, greasing the pump bearing, fixing back at original location with proper alignment, connecting and testing complete all as specified and directed.
Disconnecting/ dismantling (electrically & mechanically) 3 phase, 440 volts, 50 cycle condenser fan motor from the chiller plant and shifting to work shop, opening the motor end cover, taking out rotor, taking out burnt stator winding, cleaning the stator and rewinding the motor with appropriate gauge, weight and turns of super enamelled copper wire using proper insulating material, varnishing with Class-I varnish, heating/ baking, reassembling the motor completely and brought back to site, fixing back duly coupled with the pump in proper alignment, connecting and testing complete all as specified and directed.
Dismantling and taking out unsv heater coil from Hot water generator unit of AC Plant, S&F 25 KW Heater Coil suitable same size and shape complete all as specified and directed.
S&F in repairs butterfly valve 100 mm dia, wafer type, PN 1.6 conforming to BS:5155, MSS SP 67 & APT 609 complete with necessary jointing materials like bolts, nuts & washers etc complete all as specified and directed.
All as per Item No. 98.00 here-in-before but of size 80mm dia complete all as specified and directed.
S&F in repairs Single phase preventer Heavy duty relay for protection against single phasing, phase reversal condition, unbalance condition, with inbuilt timer working on 440V, 50Hz power supply complete all as specified and directed.
Taking out unserviceable blower motor from existing location of following capacity Cental AC. Dismantling the blower motor, cutting/removing burnt copper wire and rewinding the same of existing gauge by super enamelled copper wire, varnishing heating and testing including replacement of unserviceable. bearing of existing and size and reassembling the blower motor and fixed complete all as specified and directed. (a) 5TR Package Plant AC
Taking out unserviceable Secondary pump and motor assembly (5HP,Make- Crompton Greaves) from existing location of following Cental AC plant. Transportation to workshop, Dismantling the pump and motor. Repair and servicing of different parts, replacement of unserviceable parts including mechanical seals and bearings of existing size. Transporting back from workshop, reassembling the pump motor and testing for proper functioning including refixing complete set complete all as specified and directed.
Ditto as above item no 102.00 but for Primary pump and motor assembly (3HP, Make-Crompton Greaves)
S&F Star Delta Timer complete all as specified and directed.
S&F Liquid level controller complete all as specified and directed.
S&F Temperature and Humidity controller. Testing for proper operation after installation complete all as specified and directed.
S&F Compressor Module. Testing for proper operation after installation complete all as specified and directed.
S&F of microprocessor base controllers suitable for Central plants 75 TR capacity of any make for safety operation for controlling temperture, using parameters such as phase sequence, voltage, over curent protection, HP/LP cut outs, suction pressure, discharge pressure of compressors, indicating of On , OFF , trip complete including replacement of control wiring, defective, thermostat, pressure cut outs complete all as specified and directed. Note:- (i) Test certificate produced by contractor and controller replaced through authorised QEM only. (ii) Prior approval shall be obtained by Accepting Officer before execution of work.
S&F of microprocessor base controllers suitable for Central plants 80 TR capacity of any make for safety operation for controlling temperture, using parameters such as phase sequence, voltage, over curent protection, HP/LP cut outs, suction pressure, discharge pressure of compressors, indicating of On , OFF , trip complete including replacement of control wiring, defective, thermostat, pressure cut outs complete all as specified and directed. Note:- (i) Test certificate produced by contractor and controller replaced through authorised QEM only. (ii) Prior approval shall be obtained by Accepting Officer before execution of work.
Attending Complaints for Central AC Plant for thorough checking / repair of all accessories and components and reassembling the same after repair/ replacement of defective accessories / components and testing complete all as directed by Engineer – In – Charge including transportation to workshop and back. Note:- (i) Old serviceable accessories / components obtained from dismantling shall be refixed as directed by Engineer-in-Charge and labour charges for refixing shall be deemed to be included in the unit of item rate. (ii) Complaint Register shall be maintained by contractor and after attending the complaints signature will be obtained by user unit.
Periodical maintenance of BMS system in any event of failure or malfunctioning in any assembly or component for Centralized AC plant. Preventive maintenance consists of:- (i) Maintenace of Central equipments (ii) Checking and maintenance of field devices (iii) Cleaning of detectors and connected accessories. Note:- Maint shall be carried out every three months interval.
Periodical maintenance of Network system in any event of failure or malfunctioning in any assembly or components for Centralized AC plant complete all as specified and directed. Note:- Maint shall be carried out every three months interval.
Periodical inspection and repair of Bluebox PAC systems plant. (i) Checking PAC Systems, condenser, motor (ii) Health checkup and replacement of faulty spare parts (iii) Checking of alignment of coupling in direct driven component (iv) Inspection of safety and operating controls (v) Checking of plant performance in relation to indoor room temp (vi) Checking system operating pressure and desired superheat (vii) Checking voltage and component amps (viii) Attending breakdown and trouble diagnosis (ix) Water cleaning of condenser coil fins in air cooled condenser system (x) Performance checking of air cooled condenser fan (xi) Checking Microprocessor parameter setting in respect to model configuration. Unit Datatech UEDA HH 18.1 Note:- Inspection shall be carried out at every three months interval.
Ditto as above item no 113.00 but for Unit Datatech UEDA HH 32.1 complete all as specified and directed.
Supply and installation and testing of Netgear device for centrally monitoring of AC Plant Ssystems complete all as specified and directed.
S&F of water pressure meter dial type up to 7 Kg/cm2 complete all as specified and directed.
S&F of temperature meter dail type with stop valve o to 30 degree cebntigrade with complete acessories by removing of the old unserviceable meter complete all as specified and directed.
Removal of the damaged HP cut out, S&F of High Pressure cut out on the compressed / pressurised gas lines complete all as specified and directed.
Removal of the damaged LP cut out, S&F of Low Pressure cut out on the compressed / pressurised gas lines complete all as specified and directed.
S&F 120 A Phase TC Contactor coil voltage 220V complete all as specified and directed.
S&F Fan Contactor TC 12 A coil voltage 220V complete all as specified and directed.
S&F MCS Pressure Transducer as per existing pressure capacity complete all as specified and directed.
S&F Secondary Pump Contactor 32A complete all as specified and directed.
S&F 24 to 32 MPCB (Motor Protection Circuit Breaker) complete all as specified and directed.
S&F 11 to 16 MPCB (Motor Protection Circuit Breaker) complete all as specified and directed.
S&F 9A 3 phase contactor complete all as specified and directed.
S&F 4.5 to 7.5 A overload Relay complete all as specified and directed.
S&F Motor VFD Controller 5 KW(NX 2000+) complete all as specified and directed.
S&F Oil Level meter complete all as specified and directed.
S&F Centrifugal fan as per existing make/model unit in air ducts. Testing for optimum performance complete all as specified and directed.
Please Enable Macros to View BoQ information
stage.html
html • 0.06 MB
tech_bid_open.pdf
tech_eval.pdf
fin_bid_open.pdf
boq_comp_chart.xlsx
xlsx
fin_eval.pdf
aoc.pdf
Tap a document below to read it instantly. You can also download everything as a ZIP if you prefer.
details.html
html • 0.03 MB
Tendernotice_1.pdf
PDF • 0.55 MB
8679TENDERDOCUMENTS.pdf
Tender Documents • 1.62 MB
BOQ_843484.xls
BOQ • 0.40 MB
Download all tender documents and submit your bid