Military Engineer Services-MES has published Repair / Maintenance Of Central Type Ac Plant At Saa Under Ge ( S ) Tezpur. Submission Date for this Tender is 16-06-2022. HVAC Tenders in tezpur Assam. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 09-Jun-2022 | Corrigendum No 1 | BOQ | 16-06-2022 |
| Sl. No. | Item Description |
| 1 | Supply & fixing in replacement strip heater 3.0 kw complete all as specified. |
| 2 | Supply & fixing in replacement strip heater 2.0 kw complete all as specified. |
| 3 | Supply & fixing in replacement strip heater 1.5 kw complete all as specified. |
| 4 | Supply and fix, in replacement MCB , DP 240 volts, 10 KA, 50 Hz capacity 63 Amps "C" Curve all as specified and directed. |
| 5 | Supply and fix,in replacement MCB, DP 240 volts, 10 KA, 50 Hz capacity 40 Amps "C" Curve all as specified and directed. |
| 6 | Supply and fix, in replacement MCB DP240 volts, 10 KA, 50 Hz capacity 6-32 Amps "C" Curve all as specified and directed. |
| 7 | Supply and fix MCCB 3 pole, thermal magnetic based Release range 63 Amps to 100 Amps,415V,AC,50Hz ,36 KAManual versions With Conforms to IS/IEC 60947-2,Ics=100% Icu,Suitable for Isolation Adjustable Over Load setting: 0.8 - 1.0 x In ,Adjustable Short Circuit setting: 6 - 10 x Ir , ,Wide Range of snap fit Internal and External Accessories including Taking down old unserviceable MCCB all as specified and directed by Engineer-in-charge. |
| 8 | Supply and fix MCCB 4 pole, thermal magnetic based Release range 100 Amps to 125 Amps,415V,AC,50Hz ,36 KAManual versions With Conforms to IS/IEC 60947-2,Ics=100% Icu,Suitable for Isolation Adjustable Over Load setting: 0.8 - 1.0 x In ,Adjustable Short Circuit setting: 6 - 10 x Ir , ,Wide Range of snap fit Internal and External Accessories including Taking down old unserviceable MCCB all as specified and directed by Engineer-in-charge. |
| 9 | Supply and fix MCCB 4 pole, thermal magnetic based Release range 63 Amps to 80 Amps,415V,AC,50Hz ,36 KAManual versions With Conforms to IS/IEC 60947-2,Ics=100% Icu,Suitable for Isolation Adjustable Over Load setting: 0.8 - 1.0 x In ,Adjustable Short Circuit setting: 6 - 10 x Ir , ,Wide Range of snap fit Internal and External Accessories including Taking down old unserviceable MCCB all as specified and directed by Engineer-in-charge. |
| 10 | Supply and fix MCCB 3 pole, microprocessor based Release range 160-400 Amps,415V,AC,50Hz ,50 KARotary versions With Conforms to IS/IEC 60947-2,Ics=100% Icu, Suitable for Isolation Adjustable Over Load setting: 0.4 - 1.0 x In ,Adjustable Short Circuit setting: 1.5 - 10 x Ir , ,Wide Range of snap fit Internal and External Accessories including Taking down old unserviceable MCCB all as specified and directed by Engineer-in-charge |
| 11 | Supply and charging of gas R-134A complete all as specified and directed by Engineer-in-Charge |
| 12 | M&L in repair Rubber coupling of motor with complete accessories complete for Motors of rating 25 HP, 30 HP complete all as specified and directed. |
| 13 | S&F in repair Bearing of size 6306/6307/6308 complete all as specified and directed |
| 14 | S&F in repair Bearing of size 6311-ZZ complete all as specified and directed |
| 15 | Dismantling taking out the stator of electric motor 3 phase 415 volts, 50 C/S capacity 3HP and Rewinding the stator with super enameled copper winding wire of same size gauge as of existing copper winding wire and insulation material & labour including varnishing drying, baking reassembling after the complete winding has been carried out testing on load all as specified and directed. |
| 16 | Ditto as in Item No 15 above but for motor of capacity 5HP. |
| 17 | Ditto as in Item No 15 above but for motor of capacity 10HP. |
| 18 | Ditto as in Item No 15 above but for motor of capacity 15HP. |
| 19 | Ditto as in Item No 15 above but for motor of capacity 25HP |
| 20 | Ditto as in Item No 15 above but for motor of capacity 30HP |
| 21 | Dismantling pump set 30 HP (Make "Kirloskar) and disconnecting water and electric connection removing shaft from impeller and remantling, grinding, polishing to shaft & suction cover and replacing , Gun metal bushes for shaft , Key for shaft , Graphite packing , water slinger , Gland bush, coupler etc fixing gland rope, greasing and fixing same shaft and impeller and reassembling properly testing all as specified |
| 22 | Ditto as in Item No 21 Above but for 25 HP |
| 23 | Ditto as in Item No 21 Above but for 15 HP |
| 24 | Ditto as in Item No 21 Above but for 10 HP |
| 25 | Ditto as in Item No 21 Above but for 5 HP |
| 26 | Ditto as in Item No 21 Above but for 3 HP |
| 27 | S & F in repair water distribution sprinkler aluminium dia 150mm for fit for cooling tower complete all as specified |
| 28 | S & F in repair butterfly valve 200mm complete all as specified |
| 29 | S & F in repair butterfly valve 150mm complete all as specified |
| 30 | S & F in repair butterfly valve 100mm complete all as specified |
| 31 | S & F in repair butterfly valve 80mm complete all as specified |
| 32 | S&F in repair pressure gauge with syphon & valve complete all as specified and directed |
| 33 | S&F in repair thermometer with valve complete all as specified and directed |
| 34 | M&L for opening the outer sheets of package unit (AHU) to access cooling coil, washing / cleaning of cooling coil externally with mild acid (or caustic soda hot water solution) followed by water jet including cleaning / washing of air filter and re-fixing, complete all as specified and directed by GE. |
| 35 | Material and labour for Descaling the Cooling tower, and supply circulating the descaling solution with pump brushing the tubes and wherever required drilling the stubborn sealing without damaging the PVC fillings,nuts & bolts, servicing sprinklers etc of various capacity complete all as specified and directed. Assembling back complete for AC plant capacity, condenser capacity each 50 TR and as directed by GE. |
| 36 | Material and labour for Descaling the condenser, and supply circulating the descaling solution with pump brushing the tubes and wherever required drilling the stubborn sealing without damaging the tubes replacement of gaskets and unserviceable nuts & bolts. Assembling back complete for AC plant capacity, condenser capacity each 50 TR and as directed by GE. Note- Total No of condensers per unit is 4. |
| 37 | Material and labour for cleaning of cooling coil with chemical etc in AHU with standerd quality coil cleaner of capacity 100TR complete all as specified and directed. |
| 38 | Material and Labur for Descaling of condenser water tubes by circulating desclaing compound with subsequent roding to achive the overall performance of the plant with 3 Nos condensing unit upto 220 TR capacity complete all as specified and directed. |
| 39 | S & F in repair Communication module MT 3044 suitable for 220 TR chiller unit |
| 40 | S & F in repairAC/DC converter suitable for 220 TR chiller unit |
| 41 | S & F in repair condenser/chiller water temperature sensor as required at site. |
| 42 | S & F in repair discharge pressure sensor complete. |
| 43 | Supply and fix in replacement of single phase preventor 40 VAC asymmetry including connecting accessories complete all as specified. |
| 44 | Supply and fix in replacement of Thermal Relay LT3SE00M including connecting accessories complete all as specified. |
| 45 | Supply and fix in replacement of Intermediate relay 24 V DC complete all as specified. |
| 46 | Supply and fix in replacement of Intermediate relay 220 V AC complete all as specified. |
| 47 | Supply and fixing in replacement of microprocessor controller cord module for chilled water system suitable for 50 TR capacity |
| 48 | S & F in repair CPU (Controller),suitable for 220 TR Compresser unit as specified and directed |
| 49 | Labour for Quarterly Maintenance contract for Daikin Chiller Model No- PFS2451DBRY of3 x 220 TR capacity by OEM with following conditions. 1. 01 no of quarterly maintenance services & All breakdown calls. 2. inspecting entire system for any unusual condition such as noise, vibration etc. 3. check operating presssure and temperatures to ensure proper operating conditions, Evapouaror and condenser, chilled water flow, pressure drop 3. checking the entire system. 4. The Items if required will be measured & paid separately under different Items . The contractor should produce MOU with Daikin Company. |
| 50 | Supply & fixing in repairs PVC filings 600 x 300 x 150 mm in cooling tower of 220 TR capacity complete all as specified and directed. |
| 51 | S & F in repair display touch panel of 220 TR panel complete all as specified and directed. |
| 52 | S & F in repairPressure Transducer suitable for 220 TR unit as specified and directed |
| 53 | S & F in repair Pressure Switch (High press) suitable for 220 TR unit as specified and directed |
| 54 | S & F in repairPressure Switch (Low press) suitable for 220 TR unit as specified and directed |
| 55 | S & F in repairliquid level sensor suitable for 220 TR unit as specified and directed |
| 56 | S & F in repair Load/Unload coil 220-230 V suitable for 220 TR unit as specified and directed |
| 57 | S & F in repairof Solenoid Coil suitable for 220 TR unit as specified and directed |
| 58 | S & F in repair Oil Filter suitable for 220 TR unit as specified and directed |
| 59 | S & F in repair DP switch suitable for 220 TR unit as specified and directed |
| 60 | Material and labour in replacement High flow HEPA filter (high flow) with aluminium frame, box type a with flange of size 610x610x310mm, complete all as directed by GE. |
| 61 | Material and labour in replacement High flow HEPA (low flow ) filter with aluminium frame, box type a with flange of size 610x610x310mm, complete all as directed by GE. |
| 62 | Material and labour in replacement High flow HEPA filter (high flow) with aluminium frame, box type a with flange of size 610x310x310mm, complete all as directed by GE. |
| 63 | Material and labour in replacement High flow HEPA filter (low flow ) with aluminium frame, box type a with flange of size 610x310x310mm, complete all as directed by GE. |
| 64 | Material and labour in replacement PRE filter 10 micron A layer of now woven media is stitched along with layer of GI wire mesh on the downstream side to obtain required filtration and efficiency. The pleats are separated by spacers for maximum air flow of size 610x610x50mm complete all as specified and directed. |
| 65 | Material and labour in replacement PRE filter 10 micron A layer of now woven media is stitched along with layer of GI wire mesh on the downstream side to obtain required filtration and efficiency. The pleats are separated by spacers for maximum air flow of size 610x305x50mm complete all as specified and directed. |
| 66 | S & F in repair Suction pressure sensor for chiller unit 220TR , cat part No- SE8121048complete all as directed by GE. |
| 67 | Supply and charging of Gas Vacuum the system and after maintaining vacuum for 24 hours supply and charge refrigerant gas 407 C complete all as specified and directed by the Engineer-in-Charge. |
| 68 | Supply & fixing in replacement of V belt B Series as per site requirement complete all as specified and directed. |
| 69 | Supply & fixing in replacement of V belt A Series as per site requirement all as specified and directed. |
| 70 | S & F in repair double layered Rotational moulded polyethylene water storage tanks 5000ltrs (cylindrical vertical with closed top) hoisted and fixed in position including taking down old unsv water tank complete all as specified and directed. Make- Sintex . Note- The cost of connecting inlet and outlet water tube is deemed to be included in the unit rate. |
| 71 | Supply & fixing in replacement of Timer 3-30 Seconds as per site requirement |
| 72 | Supply & fixing in replacement of power contactor3 pole of range 40 A as per site requirement |
| 73 | Supply & fixing in replacement ofpower contactor type range 32 A as per site requirement |
| 74 | Supply & fixing in replacement ofpower contactor type range 25 A as per site requirement |
| 75 | Supply & fixing in replacement of power contactor of range 9-22 A as per site requirement |
| 76 | Supply & fixing in replacement of overload relay type MN-2 range 6-10 A as per site requirement |
| 77 | Supply & fixing in replacement of overload relay type MN-2 range 9-15 A as per site requirement . |
| 78 | Supply & fixing in replacement of overload relay type MN-2 range 14-23 A as per site requirement . |
| 79 | Supply & fixing in replacement of overload relay type MN-2 range 20-33 A as per site requirement . |
| 80 | Supply & fixing in replacement of overload relay type MN-2 range 24-40 A as per site requirement . |
| 81 | Supply and fixing in replacement of 3 phase Ampere meter having range 0 - 50 Amp including accessories complete. |
| 82 | Supply and fixing in replacement of 3 phase Voltmeter having range upto 520 V (P-P) including accessories complete. |
| 83 | Supply & fixing in replacement of on load changeover Switch 400 A, 3 phase, type CO4-400, panel mounted . |
| 84 | NOTES: 1.The amount of schedule of credit shall be deducted from the total of this BOQ for arriving at contract sum. 2.The rates for RCC/PCC shall deemed to include the cost of formwork, shuttering etc., required for complete and proper execution of the item. Refer Schedule "A" notes for details. |
Copyright © 2024 · All Rights Reserved. Terms of Usage | Privacy Policy
For Tender Information Services Visit : TenderDetail
