Military Engineer Services-MES has published Tender For Repair/Maintenance Of Electrical Control Systems Of Central Ac Plants, Ahus, Fcu, Csus, Dx Type Ac Plants, Package Ac Plants, Air Compressors At Naval Base Kochi And Repair/ Periodical Preventive Maintenance Of Cold Storage At Old Bv Yard. Submission Date for this Tender is 18-10-2023. Air Compressor Tenders in kochi Kerala. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 06-Oct-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 13-10-2023 |
| 2 | 13-Oct-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 18-10-2023 |
| Sl. No. | Item Description |
| 1 | Material and Labour for servicing of chiller/condenser pump of capacity up to 5 HP including disconnecting & dismantling, replacement of unserviceablebearings, water seal, gland bush, suitable gaskets/rubbers, nut bolts, terminal boxand gland packing including reassembling, painting (Two coat of synthetic spray paint after preparation of surface and one coat of primer) and refixing the same location complete all as specified and directed by Engineer in charge. |
| 2 | Ditto all as per item No 1 but 7.5 HP to 10 HP capacity. |
| 3 | Ditto all as per item No 1but 12.5 HP to 15 HP capacity. |
| 4 | Ditto all as per item No 1 but above15 HP capacity. |
| 5 | Dismantling of electric motor 3 phase 415 Volt 15 HP to 25 HP, transport to local work shop and taking out of bearing and re-metaling the bearing housing shaft, including rewinding with same gauge super enamelled copper insulated wire winding, turning to the required size, cleaning of stator, varnishing, drying, re-assembling, painting the motor to bring in original state including fixing on the foundation all as directed by Engineer-in charge. |
| 6 | Ditto all as per item No 5 but for 10 to 15 HP Capacity. |
| 7 | Ditto all as per item No 5 but upto 7.5 HP Capacity. |
| 8 | Material & Labour for Servicing/repairing of pump starter panel of capacity up to 5 HP (DOL) of chiller/ condenser pump / CT motor/compressor motor in AC plants, including decarbonizing, tightening of control cable terminations, cable glands, and end termination crimping by attending with skilled Electricians and helper, with necessary T&P for checking and make functional at Various locations in Naval base Kochi. Note: (i) Any major work identified while attending the above job shall be measured and paid separately under relevant item below as supply and fix. (ii) Minor spares up to 200 Rsper unit shall be included in the above quoted rate. |
| 9 | Material & Labour for Servicing/repairing of pump starter panel of capacity of 5 HP Star delta type of chiller/condenser pump/CT motor/compressor motor in AC plants, including decarbonizing, tightening of control cable terminations, cable glands, and end termination crimping by attending with skilled Electricians and helper, with necessary T&P for checking and make functional at Various locations in Naval base Kochi. Notes: (i) Any major work identified while attending the above job shall be measured and paid separately under relevant item below as supply and fix. (ii) Minor spares up to 200 Rs per unit shall be included in the above quoted rate. |
| 10 | Ditto all as per item No 9 but for capacity 7.5 HP to 12.5 HP. |
| 11 | Ditto all as per item No 9 but for capacity above 12.5 HP to up to 25 HP. |
| 12 | Ditto all as per item No 9 but for capacity above 25 HP to up to 50 HP. |
| 13 | Supply and fixing in replacement of LED tube light 230 Volt along with copper cable as required for connecting existing points at inside AC plants/AHUs complete all as specified and directed. |
| 14 | Supply and fixing in replacement of single core copper cable of size 6 sqmmconnection along with copper lugs in existing starter connections/pump/motor connections etc complete all as specified and directed |
| 15 | Supply and laying in replacement through pipes/along wall/roof/across drain XLPE insulated screened PVC bedded galvanised steel strip or wire armoured electric power cable (Heavy duty) with stranded aluminium conductor 1100 Volts grade of size 10 Sqmm 4 core complete all as specified and directed |
| 16 | All as per item No 15 but for grade of size 16 Sqmm 4 core. |
| 17 | All as per item No 15 but for grade of size 25 Sqmm 4 core. |
| 18 | Supply and replace power contactor MNX-18 to 22, 18 Amps, TP, 415V of coil voltage 220 V with aux contact 1 NO/1 NC including taking down the old unserviceable contactor complete all as specified and directed. |
| 19 | Supply and replace power contactor MNX-25, TP, 25 Amps, 415V of coil voltage 220 V with aux contact 1 NO/1 NC including taking down the old unserviceable contactor complete all as specified and directed. |
| 20 | Supply and replace power contactor MNX-32, 32 Amps TP 415V of coil voltage 220V with aux contact 1 NO+1NC all as specified and directed. |
| 21 | Supply and replace power contactor ML Type/ MNX-40, 40 Amps, TP, 415V of coil voltage 220 V with aux contact 1 NO+1NC complete all as specified and directed. |
| 22 | Supply and replace power contactorMNX-50, 50-70 Amps, TP, 415V of coil voltage 230 V with aux contact 2 NO+ 2 NC complete all as specified and directed. |
| 23 | Supply and replace power contactor ML/ MNX-95, 95 Amps, TP, 415V of coil voltage 230V with aux contact 2 NO+ 2 NC complete all as specified and directed. |
| 24 | Supply and replace power contactor MO up to capacity 18 to 20 Amp, 415V of coil voltage 220 V with aux contact 2 NO+2 NCincluding taking down the old unserviceable contactor all as specified and directed. |
| 25 | Supply and replace add -on Aux contact block front mounting of 2 NO + 2 NC suitable for MNX contactor 9-80Amps, 3Pole, complete all as specified and directed. |
| 26 | Supply and replace power contactor MO, 25 to 45 Amps complete all as specified and directed. |
| 27 | Supply and replace thermal overload relay for ML/MO/MNX contractors capacity up to 42 Amp, delay range 6 to 42Amps complete all as specified and directed. |
| 28 | Supply and replace STAR DELTA timer with coil voltage 230/415V for 3 to 30 sec range complete all as specified and directed. |
| 29 | Supply and replace timer ET 100 electronic coil voltage 230/415V for 3 to 10 sec range all complete as specified and directed. |
| 30 | Supply and replace single phasing preventer, suitable for 380V-415V, AC complete all as specified and directed. |
| 31 | Material & Labour for attending breakdown call for electric fault in AC plant LT panel forMCCBs/Electric LT panel bus bar reconditioning, cable gland and end terminationcrimping of3 Phase elect supply LT cables, any type of electricalcomplaint pertains to AC plants with skilled electricians and helper , with necessary T&Pfor checking the equipment at various locations in Naval base Kochi, find out the faults to the equipments (including replacement of minor parts such as lugs, fuses, wires, nuts, bolts, washers etc) complete and rectification of minor problems to make the plant functional all as directed by the Engineer- in-Charge. Note: (i) Any major work identified while attending the above job shall be measured and paid separately under relevant item below as supply and fix. (ii) Minor spares up to Rs 100 per unit shall be included in the above quoted rate. |
| 32 | Supply and replacement of MCCB 415V, 36 KA, 4 pole DN 3, 400 Amp with spreader terminals, including taking down unserviceable MCCB all as specified and directed. |
| 33 | Supply and replacement of MCCB DN 2, 25KA, 4 pole, capacity 200 - 250 Amps,415 Voltincluding taking down unserviceable MCCB all as specified and directed. |
| 34 | Supply and replacement of MCCB DN 0, 25 KA,100 - 125 Amps, 4 pole including taking down unserviceable MCCB all as specified and directed. |
| 35 | Supply and replacement of MCB, TPN 20-32Amp, C curve, 10 KA including taking out old unserviceable MCB, all as specified and directed. |
| 36 | All as per item No 35 but of TPN 63 Amps, C curve, 10 KA. |
| 37 | All as per item No 35 but of TP 20-32 Amps, C curve, 10 KA. |
| 38 | All as per item No 35 but of TP 40-63Amps, C curve, 10 KA. |
| 39 | Supply and fixing in replacement of fully automatic star-delta starter in sheet metal enclosure of type MK with capacity up to 12.5 HP/9.3KW suitable for Motor Rating AC-3, 415V, 50Hz complete all as specified and directed. |
| 40 | Supply and replacement of digital Voltmeter 3 phase complete all as specified and directed. |
| 41 | Supply and replace digital Ammeter 1/5A, 3 phase complete all as specified and directed. |
| 42 | Supply and replacement ofpower contactor MNX-12, TP, 240V of coil voltage 220 V with aux contact 1 NO contactor including taking down the old unserviceable contactor all as specified and directed. |
| 43 | Supply and replace add ON Aux contact block front mounting of 1 NO + 1 NC suitable for MNX contactor 9-80A, 3P, complete all as specified and directed. |
| 44 | Supply and replacement of MN2 4.5-7.5A Relay complete all as specified and as directed. |
| 45 | Supply and replacement of MN2 6-10A Relay complete all as specified and as directed. |
| 46 | Supply and replacement of MN2 9-15A Relay complete all as specified and as directed. |
| 47 | Supply and replacement of MN2 14-23A Relay complete all as specified and as directed. |
| 48 | Material & Labour for painting of central AC plant cooling towerwith two coats of synthetic enamelspray paint of existing colour paint after preparation of existing surface up to 100 TR capacity all as specified and as directed |
| 49 | Material & Labour for painting of central AC plant cooling towerwith two coats of synthetic enamelspray paint of existing colour paint after preparation of existing surface above 100 TR and upto 240TRcapacity all as specified and as directed |
| 50 | Material & Labour for painting of central AC plant 3 No up to 75 TRfor Three chilling units i.e, including of compressors, condensers, pumps and motors frames, panel board complete including chiller and condensing water pipe lines (approximate length - 25 metre) with two coats of synthetic enamel spray paint of existing colour after preparation of existing surface of each unit and marking SM/ MES numbers etc all as specified and directed. |
| 51 | Material and Labour for refilling cartridge at ceiling mounted ABC type fire extinguisher and producing safe working certificate for 01 years of capacity up to 5 Kg including dismantling, transporting and replacing of pressure gauge (if found unserviceable) and refixing to the existing location all as specified and directed by Engineer-in-Charge. |
| 52 | Material and Labour for refilling cartridge at ceiling mounted ABC type fire extinguisher and producing safe working certificate for 01 years of capacity up to 5.5 Kg to 10 Kg including dismantling, transporting and replacing of pressure gauge (if found unserviceable) and refixing to the existing location all as specified and directed by Engineer-in-Charge. |
| 53 | Material and Labour for repair of LT electric Panel door with lock arrangements after executing necessary repairs such as cutting, welding the door with panel using hinges, grinding such as to set the door with apneal properly complete all as specified and directed |
| 54 | Preventive Maintenance of monthly and check up of Bitzer Blast cold storage 48000 BTU of 1 unit including 1 ODU+ 1 IDU (-)30 °C operation with R- 404A Refrigerant gas two stage, semi hermetically sealed compressor consisting 4 cylinder, controlled with electronically operated solenoid valve for liquid system complete all as specified and directed. |
| 55 | Preventive Maintenance monthly and check up ofDanfoss cold room plant (-)18 °C with(50000 BTU) of 1 units including 1 ODU +1 IDU, R-404 A Refrigerant The compressor hermetically sealed , equipped with electronically controlled solenoid valve system.The system have individual accumulated to verify and control the liquid gas flow including micro processor controlled electrical panel indoor blower unit controlled with fans and other electrical circuits with electronically operated solenoid valve for liquid system, complete all as specified and directed |
| 56 | Preventive Maintenance monthly and check up of Blue star cold room of capacity up to 30000 BTU of 1 units including 1 IDU+1ODU, R-22 Refrigerant temp to be stabled +4 °Cequipped with electrically operated micro processor control panel including blower fans and other electrical circuits of thesystem to be checkedcomplete all as specified and directed by Engineer-in-charge. |
| 57 | Preventive Maintenance monthly and check up of Bluestar cold room at Sanjivani Hospital plant (-) 18 °C with (10000 BTU) of 1 units including 1 IDU + 1 ODU,R-404 A Refrigerant.The compressor hermetically sealed.Equipped with electronically controlled solenoid valve system.The system have individual accumulated to verify and control the liquid gas flow including micro processor controlled electrical panel indoor blower unit controlled with fans and other electrical circuits of the entire system to be checked complete all as specified and directed by Engineer-in-charge. |
| 58 | Preventive Maintenance monthly and check up of Blue star cold room at Sanjivani hospital temperature to be stabled +4 °C with capacity up to 12000 BTU of 1 units including 1 IDU+1 ODU, R-22 Refrigerant including in door blower unit equipped with electrically operated micro processor control panel including blower fans and other electrical circuits of thesystem to be checked complete all as specified and directed by Engineer-in-charge. |
| 59 | Preventive Maintenance monthly and check up of Blue star Walking Cooler at Sanjivani hospital temperature to be stabled +4 °C with capacity up to 15000 BTU of 1 units including 1 IDU+1 ODU, R-22 Refrigerant including in door blower unit equipped with electrically operated micro processor control panel including blower fans and other electrical circuits of the system to be checked complete all as specified and directed by Engineer-in-charge. Notes for serial No 54 to 59 (a) All Major spares shall be measured and paid under relevant items here in after. (b) Each servicing/checkup of cold storages by OEM/authorised dealers shall be carried out once in two months up to contact duration, and at any time of breakdown call by MES rep. (c)The job above quoted shall be included for all labour cost, except electrical control panels with parts. |
| 60 | Supply & fix of suction valve & discharge valves of suitable size for different cold storage units complete all as directed by Engineer in charge. |
| 61 | Supply only evaporator fan motor capacity of 400 mm dia for meat room along with leafsuitable for existing bracket of outdoor unit of Make : Bitzer/Danfoss/blue star complete all as directed by Engineer in charge. |
| 62 | Supply only evaporator fan motor capacity of 600 mm dia for blast room along with leafsuitable forexisting bracket of outdoor unit of Make : Bitzer/Danfoss/blue star complete all as directed by Engineer in charge. |
| 63 | Supply only evaporator fan motor capacity of 0.5-0.75 HP for freezer and cold room along with leafsuitable forexisting bracket of outdoor unit of Make : Bitzer/Danfoss/blue star complete all as directed by Engineer in charge. |
| 64 | Supply only Condenser fan motor capacity of 0.5 HP-0.75 HP along with leafsuitable forexisting bracket of outdoor unit Make : Bitzer/Danfoss/blue star complete all as directed by Engineer in charge. |
| 65 | Supply and fix Amps controller suitable for different cold storage units. |
| 66 | Supply only HP/LP Switch. |
| 67 | Supply only Solenoid Valve. |
| 68 | Supply only Expansion Valve. |
| 69 | Supply and fix of digital temperature gauge of subzero model SZ7504 of working temperature range-50°C to +99°C complete all as specified and directed. |
| 70 | Supply only Catchall -sub cooling Make: Danfoss/Indfoss |
| 71 | Supply only liquid line drier ( Model 604) Make: Danfoss/Indfoss |
| 72 | Supply only Oil Pressure Switch Make: Danfoss |
| 73 | Supply only drain heater working on 230 V complete all as specified and directed |
| 74 | Supply only Cold Room Defrost Heater working on 230 V complete all as specified and directed |
| 75 | Supply only Compressor oil suitable working for existing R-134 and R-404 complete all as specified and directed. |
| 76 | Material & Labour for Leak testing of Cold storage unit of any capacity ,includingfilling of nitrogen gas for pressure testing, finding leaks, Vacuumising the system, necessary brazing work, charging withsuitable refrigerant gas of required quantity, testing for proper functioning complete all as specified and directed. Notes: 1.Nitrogen & refrigerant gas will be measured and paid separately. 2.Empty cylinder will returned to contractor after usage. |
| 77 | Supply and charging Refrigerant Gas R 404A in sealed cylinder |
| 78 | Supply and charging Refrigerant Gas R 22in sealed cylinder |
| 79 | Supply only Nitrogen gas contains 12 PSI of pressure in each cylinder of 6 cubic metre. |
| 80 | Material & Labour for dismantling existing cold/ cool room door and cutting under the door and closing with SS panel to suitable size and making surface good to ensure air tight of the cool/cold using proper Tools & Plants to move freely and replacing gasket complete all as specified and directed. |
| 81 | Dismantling existing SS PUF panel and leveling the room surfaces by using proper Tools & Plants wherever requirement at site and cleaning of SS panels by using OEM recommended chemical solution after removing rust/ foreign particles and refixing after necessary repairs of panel , patchwork and refixing using OEM recommended adhesive, replacement of inter locking system if damaged and fixing the joints with silicon to ensure leak proof and complete all as specified and directed by Engineerin charge. |
| 82 | Material & Labour for spray painting single coat anti corrosive enamel paint to outdoor unit of cold room/ cool room of any capacity all as specified and as directed |
| 83 | Material & Labour for Repair/Replacement of copper refrigerant pipe linessuitable for existing units as recommended by OEM with insulation between indoors and out door units as per the site condition. Note: Suction & Discharge lines shall be treated as one Unit for One RM |
| 84 | Material & Labour for attending day to day complaints pertains to various cold storage units as and when required by Refrigerator Mechanic and helper, with necessary Tools & Plant for checking the equipment at BV Yard & Sanjivani find out the faults to the equipments, complete and rectification of minor problems (compressor control panel resetting with electrical components like replacement of lugs/ pins, MCB resetting, electrical wiring connections gas top up (gas shall be measured & paid separately under relevant item)), to make the cold storage unit functional in all respect all as directed by the Engineer-in-charge. Notes: 1. Works covered under item No. 54 to 59 only shall be executed at BV Yard & Sanjivani inside the Naval Base. 2. Complaints/ service schedule list shall be collected from concerned JE/Engineer-in-Charge and report back on daily basis. 3. The schedule items other than 54 to 59 shall be outside the scope of this item. 4. A penalty of Rs.1000/- per day will be levied in case breakdown of equipment more than 12 hours from the time of complaint registration due to none attending |
| 85 | Amount of credit schedule will be dected to arraive the contract Sum. |
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