Cochin University Of Science And Technology-CUSAT has published Supply And Installation Testing And Commissioning Of 30 Kw Grid Connected Roof Mounted Solar Pv Plant With Multiple Solar Module Technologies Using Solar Optimizer And Connected Electrical Works At Administrative Block, Thrikkakara Campus Supply And Inst. Submission Date for this Tender is 16-04-2022. Electrical Maintenance Tenders in Ernakulam Kerala. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 07-Apr-2022 | Date Extension | Date | 16-04-2022 |
| Sl. No. | Item Description |
| 1 | PANEL |
| 2 | 90.14.1.2 : Fabrication, supply, conveyance, installation testing and commissioning of floor or wall mounting, dust and vermin proof, cubicle type MV panel board comprising of the following components/ devices & complying to IS 8623. Fabrication of fully partitioned, dust and vermin proof enclosure for panel assembly as per form 4 of IS 8623 (with latest amendments) using CRCA sheet as per approved design and requirement, with front and rear access facility, bus bar chambers, hinged doors for all switch gear compartments, earthing the doors using 4 sq mm braided copper conductor, providing necessary cut-outs for mounting meters, relays, indication lamps, bus bar interconnection etc, detachable covers for bus bar chamber and cable alley, powder coating the assembly after subjecting to 7 tank process etc as required. CRCA sheet alone be used for the fabrication. Angles/ flats/ slotted angles etc shall not be used for the fabrication of panel assembly. The measurments will be taken the area of the complete sheets used for panel board including partitions, folding, shrouding etc.Supply and fabrication of MV panel board using 1.6mm CRCA sheet, powder coated (excluding base frame) |
| 3 | 90.14.2.1 : Supply and providing 2mm SMC sheet as shrouding for bus interconnection / terminations etc. including required nut & bolt etc. |
| 4 | 90.14.3.1 : Supply and providing heavy duty "A" section neoprene gasket in the panel board A section neoprene beeding suitable for 1.60/2.00 sheet. |
| 5 | 90.14.4 : Supply and fabrication conveyance and installation of base frame of panel board using75 x 40 mm rolled steel channel (ISMC) |
| 6 | 90.14.5 : Supply and fabrication conveyance and installation of angle iron frame work for wall mounting panel board |
| 7 | 90.14.7 : Supply and providing copper earth bus in the panel board |
| 8 | od326825/2021_2022 : Supplying and Fixing 63 A, TPN, aluminium busbars (25 x 6 mm) in the existing panel board. |
| 9 | 90.14.11.13 : MCCB Accessories Supply and fixing rotary handle , External type (including BUC handle with door interlock) in the existing MCCB of rating up to 250A |
| 10 | 2.2.13 : Providing and fixing following rating and breaking capacity and pole MCCB with thermomagnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. as required100 Amp, 30 KA 4 Pole |
| 11 | od326507/2021_2022 : Supplying and fixing Red/ Green/ Blue/Black/ Yellow/ Orange colours LED indicator, AC/DC, 22.5 mm cut out dia (3Nos.). |
| 12 | od326508/2021_2022 : Supply and Installation of 2A SP MCB for controlling the circuit of indication lamps and meters |
| 13 | od330477/2021_2022 : Supply and Installation of Net Energy meter |
| 14 | od326850/2021_2022 : Supply and Fixing of 3Nos. 100/5 A, 15 VA, accuracy class 0.5, Resin Cast Metering CT. |
| 15 | CABLING |
| 16 | 90.12.7.28 : Supply, laying and clamping of 1 no. PVC insulated and PVC sheathed armoured aluminium power cable, 1.1 KV grade of the following sizes using clamps noted along with the cables, spacing of clamps not exceeding 60cms, making good the damages , colour washing etc. as required. 3.5 core 35 sq mm with factory made clamp |
| 17 | 90.12.7.42 : Supply, laying and clamping of 1 no. PVC insulated and PVC sheathed armoured aluminium power cable, 1.1 KV grade of the following sizes using clamps noted along with the cables, spacing of clamps not exceeding 60cms, making good the damages , colour washing etc. as required. 4 core 45 sq mm with factory made clamp |
| 18 | 9.1.21 : Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.3 1/2X 35 sq. mm (32mm) |
| 19 | 9.1.34 : Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.4 X 25 sq. mm (28mm) |
| 20 | 30KWp SOLAR PANEL |
| 21 | od330557/2021_2022 : Supply, Installation, Testing and Commissioning of 30 kWp Rooftop grid connected Power Generation System with Multiple modules as per the desired list in Annexure 1 and following components and specifications:-<br>1. Solar Panels<br>2. Solar Inverters - 30 kW or higher, compatible with the DC solar optimiser<br>3. Solar Optimiser- As per requirement for the total modules which can be arranged in multiple strings compatible to the inverter and performance requirement<br>5.Module Mounting Structure - Aluminium Ballast / Hot Dip Galvanized Structure<br>6. DC cable - 6 Sqmm<br>7. Polyamide Conduit - 10 mm/18.5 mm<br>8. Support Tray for DC cable - Hot Dipped Galvanised Mesh type 150*35<br>9. DC Array Box- Polycarbonate, IP 65 Rated<br>Quantity as required<br>10. DCSPD - 1000V,Type 2 <br>11. DC MCB<br>12. DC Series Fuse - 1000V,25A(for each string)<br>13. AC CopperCable from Inverter to ACDB - 5 Core 16 sq.mm N2XFY Cu Cable<br>14. ACDBs for 30 kw Inverters - 63A 4P MCB,<br>400V, Type 2 AC SPD<br>15. Protection DWC Pipe - 120/103 ISI<br>16. Provision for modification of existing MSB for termination of Solar - MCCB 150 A, 4 Pole 25 kA and extension of busbars and fabrication of additional cabinet and enclosure<br>17. Solar Meter (LT) and CT <br>18. Modification of HT Metering Cubicle - Change of CT-PT<br>19. Lightning Arrestor - 50 sq.mm dia aluminium with insulators. As per the regulations<br>20. Earth Stations - 20 mm dia Copper Bonded 2 m long rods with PVC inspection chamber(as specified by electrical inspectorate)<br>21. Plumbing Pipes and Pumps for cleaning Solar Panels usingpressurised water - 10 bar UPVC plumbing line with pressure boosting pump 2.2 kW<br>22.Digital display of real time power generation and total power generated during the day at the ground floor of the building as public display <br>23.web based access to the Power generation and module parameter monitoring<br>24.Contractors All Risk Policy - Project Insurance<br>25.Drawing and Documentation <br>26.Certification Charges - Structure Stability Certification, Electrical Safety,Meter and CT testing and certification by TMR and Electrical Inspectorate approval and energisation order.<br>Annexure 1 - Desired module list (10 Different module technologies are to be selected for the cumulated 30kW)<br>1P Mono 72 Cells (Vikram Solar/ Waree/Canadian/Goldi Green/LG)<br>2HC* P Mono (Anchor Panasonic/Axitech/Longi/Waaree/TRINA)<br>3P Poly Full Cell 72 Cells (Waaree/Vikaram Solar/<br>4HC N Mono<br>5HC P Mono Bifacial- Glass-Transparent Back sheet <br>6 HJT (REC Alpha)<br>7REC Twin Peak (P Mono)<br>8REC N Peak 2 (N Mono)<br>9Bifacial (Glass-Glass) (Adani 360)<br>10Sunpower (N Mono Back Contact Full Cell ) Maxeon 3 Series<br>11Panasonic HIT<br>12Merlin Modules<br>13Any other module different than the above with power more than 450W<br><br><br> |
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