Name of Work:- PROVN OF ON ROOF TOP GRID SOLAR POWER PLANT AT CERTAIN BUILDINGS AT HQ SAC AREA UNDER GE AF TRIVANDRUM
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Item Description
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M&L for survey of site and design , supply , installation and commissioning of ON Grid Roof top Solar plant of capacity 110 KWp (AC) including civil/ electrical infrastructure size as designer recommendation with housing inverter, electrical/ electronic equipment associated with solar plant as per latest IS duly vetted from Govt. approved vetting authority, Supply , installation testing and commissioning of Solar ON Grid roof top solar plant as per approved design in the roof top of Auditorium Bldg and Unit armory building at HQ SAC area, Trivandrum, comprising of following as per latest IS specifications as follows:-
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i) Solar Panels ( PV Modules) 575 Wp Topcon Halfcut Monoperc Bifacial Solar Panel- MNRE certified - 192 Nosii) Solar ON Grid inverters 20 KW , 3 Phase - 06 Nosiii) Mounting structures for SPV Panels including PCC Worksiv) Array junction box IP 66 & 66 DCDB with inbuilt Fuse / MCBs and SPDS - 6 Nosv) AC Combiner boxes (ACDB) along with MCBS , SPD devices etc - 6 Nosvi) Electrical Material , ISO certified UV Protected DC Cables and accessories of suitable sizes as per standard along with suitable UPVC conduits for laying of DC cables vii) A C Cables of suitable sizes including UPVC conduits for connections from Inverter to AC combiner boxesviii) Copper bonded chemical earthing of required quantity along with suitable sizes of earth continuity strips and Earth chamber with test points for Solar mounting structures, DCDBs, AC DBs, Inverters, etcix) Lightning arresters of required quantity along with copper lightning conductors and copper earth continuity conductors laying on roof top with epoxy type insulated supports incl test points terminalsx) Out door type LT Panel board of suitable size incl suitable sizes bus bars along with switch gears such as Incoming / out going MCCBs of suitable capacities incl Metering equipments and CTS and connections to existing Solar metering Panels
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GENERAL NOTES :-Detailed Site plan, layout and schematic diagram should be submitted by contractor for approval of accepting officer along with OEM recommendation. All misc items /works which are not covered under schedule but are required for satisfactory completion job is deemed to be included in the unit rate. The items of work mentioned in item 1.0 & 1.1 hereinabove shall be executed as per following:-(a) The above item shall be quoted and executed on ground based on Contractor’s own design on Performance Guarantee Basis. The Performance Guarantee is related to achieving the 110 KWp generation with specified efficiency and efficacies. The Contractor shall also be responsible for desired operational efficiency and desired efficacies of the System during its life cycle of minimum fifteen years duly considering the ground situation.(b) The design shall be got vetted from any one of the following agencies(Approved Agencies):- (i) National Institute of Solar Energy (NISE) (ii) Sardar Swarn Singh National Institute of Renewable Energy Development Agency (iii) Any other Govt Approved solar plant design agency.
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(c) The successful Contractor shall submit the following document duly vetted by any one of the approved agency, within Four weeks of placement of work order for approval of Accepting Officer.(i) Design Calculations : The tenderer should work out design based on the conditions prevalent at HQ SAC Trivandrum ground situation and site conditions as existing. The complete design calculations using PVSYS & PVSOL Software or any other software shall be submitted. (ii) Plan depicting layout of all equipment's of the PV syatem.This shall be self contained and self explanatory representation of layout of equipment's and sub-system. The dimensioned drawing of the site of work clearly marked with all subsystems components etc shall be submitted. (iii) Schematic Diagram of the electrical system: This shall contain specifications, sizes, current, voltage and fault levels rating of all cables, switch gears and instrumentation & control systems and all metering and interlocking and transformer specification / HT switch gear with capacity , LT control panel, LT/ HT cable size & Specification etc. (iv) All the documents/ technical details mentioned above duly vetted as specified above shall be approved by Accepting officer before placing final order. The GE may approve the document with concurrence of Accepting Officer as submitted by contractor or may suggest modification/ alteration in documents/ technical specifications duly supported with reasons for the same. The work shall be executed based on the approval.(v) The design drawings and other technical details submitted by the successful contractor, along with all calculations, drawings, technical write ups etc shall become department property. Department may use these subsequently as deemed necessary. The contractor shall have no claim on these document and their subsequent use by the department. Please Enable Macros to View BoQ information
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(c) The successful Contractor shall submit the following document duly vetted by any one of the approved agency, within Four weeks of placement of work order for approval of Accepting Officer.(i) Design Calculations : The tenderer should work out design based on the conditions prevalent at HQ SAC Trivandrum ground situation and site conditions as existing. The complete design calculations using PVSYS & PVSOL Software or any other software shall be submitted. (ii) Plan depicting layout of all equipment's of the PV syatem.This shall be self contained and self explanatory representation of layout of equipment's and sub-system. The dimensioned drawing of the site of work clearly marked with all subsystems components etc shall be submitted. (iii) Schematic Diagram of the electrical system: This shall contain specifications, sizes, current, voltage and fault levels rating of all cables, switch gears and instrumentation & control systems and all metering and interlocking and transformer specification / HT switch gear with capacity , LT control panel, LT/ HT cable size & Specification etc. (iv) All the documents/ technical details mentioned above duly vetted as specified above shall be approved by Accepting officer before placing final order. The GE may approve the document with concurrence of Accepting Officer as submitted by contractor or may suggest modification/ alteration in documents/ technical specifications duly supported with reasons for the same. The work shall be executed based on the approval.(v) The design drawings and other technical details submitted by the successful contractor, along with all calculations, drawings, technical write ups etc shall become department property. Department may use these subsequently as deemed necessary. The contractor shall have no claim on these document and their subsequent use by the department. Please Enable Macros to View BoQ information
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