Military Engineer Services-MES has published Tender For Repair/Maintenance Of Central Ac Plant At A Regt At Military Station Kanasar. Submission Date for this Tender is 13-09-2023. AMC of Air Condition Tenders in kanasar Rajasthan. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 06-Sep-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 13-09-2023 |
| Sl. No. | Item Description |
| 1 | M&L for comprehensive maintenance, periodical inspection, servicing / calibration of 01 Nos Air conditioning plants having 2x55 TR Air cooled chiller (01 Working and 01 standby), 10000 CFM installed at Kanasar Mil Stn, by OEM service professional and calibration of all the sensor, gauges connected to the system, checking of refrigerant gas pressure, capillary tube, coils as per AC plant, checking functioning of all motorised actuator/control valve in supply and return duct damper connected to AHU for smooth and efficient functioning, complete all as specified and as directed. Note :- Contractor shall submit the serviceability report. |
| 2 | M&L for identification of leakage location of refrigerant gas by soap bubble test or opening of condensor coil and inserting it whole into Water tank thereafter repairing the copper tube / condenser valves by brazing and making all threaded joint leak proof by sealent, doing vaccum and pressure testing by nitrogen gas and charging of refrigerant gas R407C including transportation of accessories complete all as specified and as directed. Note : (i) All T&P, Nitrogen cylinder, vaccum pump, welding cylinder etc will be provided by contractor and their charge include in the quoted rate in this items.)(ii) The Job include brazing are considered for whole job, small leakege related to thread shall be considered in quoted rate) (iii) Refrigent gas R407C will be supply only under respective item of Sch "A". |
| 3 | Supply only refrigerant R407C gas as per standard of UNEP or ISHRAE complete all as specified and as directed. |
| 4 | Supply and fixing in replacement (micro computer control) microprocessor based PLC power supply card / compressor card with RAM (control system with mother board) including display with suitable cord installed in 55 TR chiller unit of make Blue star model XAC2YS-060 having 3 Nos scroll compressor for controlling temperature, compressor cut off/on, sensor input-output interface, solenoid valve & expansion valve controller as per installed on site complete all as specified and as directed. |
| 5 | Supply and fixing in replacement thermal Expansion valve with capillary tube of capacity 30 TR, 104 KW for R407 refrigerant gas installed in 55 TR chiller unit as per installed on site complete all as specified and as directed. |
| 6 | Supply and fixing in replacement thermal Expansion valve with capillary tube of capacity 18 TR, 63 KW for R407 refrigerant gas installed in 55 TR chiller unit as per installed on site complete all as specified and as directed. |
| 7 | Supply and fixing in replacement solenoid valve along with operating coil as per installed in 55 TR chiller unit complete all as specified and as directed. |
| 8 | Supply and fixing in replacement duct humidity & temperature sensor electric type on duct compatible with (BMS) Building Management System as per existing installed on site complete all specified and directed. Make : Pantech instruments, Model No. 902 (3)/ Sauter / Siemens or equivalent as approved by AGE. |
| 9 | Supply and fixing in replacement electronic temperature controller with LED display, 230 Volt, AC, Range 15°C-35°C, 3 point output suitable for external sensor in AHU and compatible with (BMS) Building Management System as per existing installed on site complete all specified and directed. |
| 10 | Supply and fixing in replacement electronic High Pressure and Low Pressure transducer/ transmitter of range 0 to 10 bar with glanded cable upto 5 metre as per installed in 55 TR chiller unit complete all as specified and directed. |
| 11 | Supply and fixing in replacement Electromechanical adjustable Differential Pressure Switch of range 1.3 bar to 12 bar with glanded cable upto 5 metre as per installed in 80 TR chiller unit complete all as specified and as directed. |
| 12 | Supply and fixing in replacement Duct transducer for measuring relative humidity and temperature, measuring range (humidity 0-100% rh, no condensation & temp -20 to 80°C) having immersion probe depth 140mm, active & passive measuring element with mounting flange and compatible with (BMS) Building Management System as per existing installed on site complete all specified and directed. As existing Make : Sauter & Model No. EGH110F002 |
| 13 | Supply and fixing in replacement Duct transducer measuring temp using Ni1000 temp detectorcompatible with (BMS) Building Management System as per existing installed on site complete all specified and directed. As existing Make : Sauter & Model No. EGH111F001 |
| 14 | Supply and fixing in replacement Air flow switch with sensor, 10Amp, 220 Volt AC suitable for more than 1000 LPM flow rate along with sensor (water/ liquid flow switch) for 55 TR AC Plant complete all as directed. |
| 15 | M&L for taking down / disconnecting of motor of capacity 2 HP to 3 HP by removing all electrical connection from panel/ starter/ foundation and condenser, transport from site to workshop and back after repairing including all required material such as bearings, terminals, rewinding with super enameled copper wire of existing gauge, varnishing etc, re-installing the same and testing including painting and writing of MES /SM No complete all as specified and as directed. |
| 16 | M&L for taking down / disconnecting of motor of capacity 7.5 HP to 10 HP by removing all electrical connection from panel/ starter/ foundation and coupling, transport from site to workshop and back after repairing including all required material such as bearings, terminals, rewinding with super enameled copper wire of existing gauge, varnishing etc, re-installing the same and testing including painting and writing of MES /SM No complete all as specified and as directed. |
| 17 | Supply and fixing in replacement of MCB, 6 to 32 Amps, Single Pole, 240 Volts, 10 kA, ‘C’ Curve, with over load and short circuit protection, as existing Model xC60 of make : Schneider or equivalent complete all as specified and as directed. |
| 18 | Supply and fixing in replacement of MCB, 6 to 20 Amps, 3 Pole, 415 Volts, 10 kA, ‘C’ Curve, with over load and short circuit protection for compressor, as existing Model xC60 of make : Schneider or equivalent complete all as specified and as directed. |
| 19 | Supply and fixing in replacement of MCB, 63 Amps, 3 Pole, 415 Volts, 10 kA, ‘C’ Curve, with over load and short circuit protection for compressor, as existing Model xC60 of make : Schneider or equivalent complete all as specified and as directed. |
| 20 | Supply and fixing in replacement motorized rotary actuator modulating valve suitable AHU duct IP 54 protected having technical specification as operating voltage 100-240 Volt AC, torque 10Nm, Rating 5.5 VA & 2.5 W, operating time 150 sec, having manual and auto option as existing Make : BELIMO and Model NM230A complete all as specified and as directed |
| 21 | Supply and fixing in replacement rotary actuators motorized modulating valve suitable for 80mm/ 100mm dia pipe having technical specification as power AC 220 Volt, torque 10Nm, having manual and auto option complete all as specified and as directed. |
| 22 | Supply and fixing in replacement Power contactor 3 Pole, AC3, 415 Volts, 30 kW/ 40 HP or 65 Amps with 2 NO/2NC auxiliary contacts, Model No 3TS47 of make Siemens or equivalent in makes mentioned in Appendix ‘B’ here-in-after as per existing specification complete all as specified and as directed. |
| 23 | Supply and fixing in replacement Power contactor 3 Pole, AC3, 415 Volts, 9 kW motor or 18 Amps with 1NC auxiliary contacts, Model No LC1E1801 of Make Schneider or equivalent in makes mentioned in Appendix ‘B’ here-in-after as per existing specification complete all as specified and as directed. |
| 24 | Supply and fixing in replacement Power contactor 3 Pole, AC3, 415 Volts, 5.5 kW or 12 Amps with 1 NO + 1NC auxiliary contacts, Model No 3TF31 of Make Siemens or equivalent in makes mentioned in Appendix ‘B’ here-in-after as per existing specification complete all as specified and as directed. |
| 25 | Supply and fixing in replacement Power contactor 3 Pole, AC3, 415 Volts, 4 kW or 9 Amps with 1 NO + 1NC auxiliary contacts, Model No 3TF30 of Make Siemens or equivalent in makes mentioned in Appendix ‘B’ here-in-after as per existing specification complete all as specified and as directed. |
| 26 | Supply and fixing in replacement Power contactor 3 Pole NO/NC type of capacity 32 Amps conforming IEC-60947-4-1 as per existing Make L&T & Model No. MNX 32 specification complete all as specified and as directed. |
| 27 | Supply and fixing in replacement Power Contactor 3 Pole, AC3, 220 Volts with inbuilt 1NO or 1NC auxiliry contactsmodel No LC1K1210 using coil voltge code CA2KN22M7 of make Schneider or equivalent in makes mentioned in Appendix ‘B’ conformnce to IEC,UL,CE here-in-after as per existing specification complete all as specified and as directed. |
| 28 | Supply and fixing in replacement Auxiliary Contact block 3 Pole, With 2NO+2NC contacts, Model No LAEN22 of Make : Schneider or equivalent in makes mentioned in Appendix ‘B’ IEC-60947 here-in-after as per existing specification complete all as specified and as directed. |
| 29 | Supply and fixing in replacement Front add on Auxiliary Contact block NO/NC type to be mounted on power contactor of capacity 32 Amps as per existing specification complete all as specified and as directed. |
| 30 | Supply and fixing in replacement Control relay 3 Pole, AC3, 415 Volts with 2NO+2NC auxiliary contacts, Model No CAE22 easy pact TVS of Make : Schneider or equivalent in makes mentioned in Appendix ‘B’ conforming IEC-60947-5-1, CE marking here-in-after as per existing specification complete all as specified and as directed. |
| 31 | Supply and fixing in replacement thermal overload relay with thermal protection range 12-18 with tripping class 10A Model No LRE21 of Make : Schneider or equivalent in makes mentioned in Appendix ‘B’ conforming IEC-60947-4-1, CE marking here-in-after as per existing specification complete all as specified and as directed. |
| 32 | Supply and fixing in replacement electronic timer relay for star delta timer with time range 3-120 sec, voltage 240 Volt AC of Make : L&T (GIC) or equivalent in makes mentioned in Appendix ‘B’ here-in-after as per existing specification complete all as specified and as directed. |
| 33 | Supply and fixing in replacement electronic phase sequence & loss relay for time for ON delay 5 sec & OFF delay 100msec with Phase asymmetry (5% to 15% variable) of make L&T (GIC) or equivalent in makes mentioned in Appendix ‘B’ here-in-after as per existing specification complete all as specified and as directed. |
| 34 | Supply and fixing in replacement universal flex joint (rubber bellow) sphere shape having flange ends for connecting pipe of size 80 mm dia by flange complete all as specified and as directed. |
| 35 | Supply and fixing in replacement universal flex joint (rubber bellow) sphere shape having flange ends for connecting pipe of size 40 mm dia by flange complete all as specified and as directed. |
| 36 | Supply and fix in replacement V shape fan belt of size B45 complete all as specified and as directed. Make :- Fenner or equivalent as approved by GE. |
| 37 | Supply and fix in replacement V shape fan belt of size B93 complete all as specified and as directed. Make :- Fenner or equivalent as approved by GE. |
| 38 | Supply and fix in replacement transformer of capacity 1.5 VA single phase having CT ratio 60/5 having 220 V AC input and 13 Volt AC output as per existing installed on site complete all as specified and as directed. |
| 39 | Supply and fix in replacement castle motorized valve suitable for 80/100mm dia pipe having technical specification as power AC 220 Volt, torque 50N.M, current rating 0.24A, operating time 20S, having manual and auto option complete all as specified and as directed. |
| 40 | Supply and fixing in replacement water pressure gauge meter stainless steel body 100mm dia, filled with glycerine having upto 10 bar range to be fix in 80mm / 100mm bore MS pipe complete all as specified and as directed. Make :- Baumer or equivalent as approved by GE. Note :- Welding / drilling / threading work for fixing of meter is included in he unit quoted rate of this item. |
| 41 | Supply and fixing in replacement water temperature gauge meter stainless steel body 100mm dia, filled with glycerine having upto 60 degree C temp range to be fix in 80mm / 100mm bore MS pipe complete all as specified and as directed. Make :- Baumer or equivalent as approved by GE. Note :- Welding / drilling / threading work for fixing of meter is included in he unit quoted rate of this item. |
| 42 | Supply and fixing in replacement of variable frequency Drives for HVAC, Three phase- asynchronous motors capacity 7.5 kW, Supply Voltage : 380…480 Volt with ¬Low Harmonics Emissions : Low THDI = 30% complete all as specified and as directed. |
| 43 | M&L for dismantling of 7.5 HP motor electric from AHU and opening the same for only servicing of motor by cleaning internally and externally, varnishing of stator, greasing of bearing, fittings alignment, connecting electrically, re-fixing the same position and testing etc complete all as specified and as directed. Note : The job shall be done at plant only. |
| 44 | M&L for dismantling of 5 HP motor electric from foundation and pump opening the same and only servicing of motor by cleaning internally and externally, varnishing of stator, greasing of bearing, fittings alignment, connecting electrically, re-fixing with pump after greasing & refilling gland packing of pump and testing etc complete all as specified and as directed. Note : The job shall be done at plant only. |
| 45 | M&L for dismantling of 2 HP motor electric from foundation and pump opening the same and only servicing of motor by cleaning internally and externally, varnishing of stator, greasing of bearing, fittings alignment, connecting electrically, re-fixing with pump after greasing & refilling gland packing of pump and testing etc complete all as specified and as directed. Note : The job shall be done at plant only. |
| 46 | M&L for dismantling of 2.5 HP motor electric from condensor and opening the same and only servicing of motor by cleaning internally and externally, varnishing of stator, greasing of bearing, fittings alignment, connecting electrically, re-fixing with pump after greasing & refilling gland packing of pump and testing etc complete all as specified and as directed. Note : The job shall be done at plant only. |
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