Name of Work:- PROVN OF 190 KW ROOF TOP ON GRID SOLAR POWER PLANT AT AF STN FEROZEPUR UNDER GE (AF) BHISIANA
Sl. No.
Item Description
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Designing, Supply, installation, testing and commissioning of topographical on grid connected roof top Solar Photo Voltaic Module Plant of 190 KW capacity (On-Grid connected Bldg roof top solar PV generation on roof Building No.P-13, 14 &15 without battery) complete with following accessories at conditions prevalent at AFS FEROZEPUR under GE (AF) Bhisiana, Punjab. Grid connected open access solar PV generation including solar grade DC copper cable upto array junction box, module, array combining boxes, lightening protection of SPV module, civil and general wks, mounting structure, inverter as power conditioning unit, consisting of all requisite accessories (BOS-Balance of System).Make: (a) Monocrystalline PV Modules & PV Cells: TATA / BHEL / Adani / HMV / Waaree Energies Ltd / Vikram / Emmvee / Premier energies.(b) Solar Inverter Power Conditioning Unit ( PCU) : DELTA / SUNGROW / GROWATT / POLYCAB / HAVELLS / LUMINIOUS.
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Sl Item 1 Contd….(A) Monoperc half cut DCR Solar Photovolaic Modules of 540 Wp or more (module power and number of modules to be selected according to available roof top area & adequate walkway), minimum cell efficiency of 21 to 22% at standard test condition and form fill factor more than 0.76, plant performance ratio > 75%, made of high transmitivity glass front surface and it shall give high encapsulation gain (transmittance above 90% and bending less than 0.3%). The modules shall have the following features :-(a) The electrical parameters of SPV modules under standard test condition of irradiance 1000 W/sqm, AM 1.5 Spectrum and temp 25 degree Celsius shall be as under:-(i) Max Peak Power Pmax : 540 Wp or more(ii) Voltage at Max Power : > 39 V(iii) Current at Pmax : > 9 A(iv) Short Circuit Current : > 10 A(v) Open Circuit Voltage : > 47 V(vi) Module Efficiency : > 19 %(b) Rated output of the modules shall have positive tolerance of 3-5% and no negative tolerance is allowed.(c) It shall perform satisfactorily in RH 85% with temperature up to +85 degree C and should withstand wind of 200 kmph on the surface of panel.(d) PV modules shall be warranted for their output peak watt capacity, and it shall not fall of its initial value below 90% in first 10 year end and 80% after the end of 25 years.
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Sl Item 1 Contd….(e) Each module shall have RFID tag encapsulated with solar cell bearing following details :- (i) Name of Manufacturer of SPV Module(ii) Name of Manufacturer of Solar Cell(iii) Month and year of Manufacturing (seperately for cell and module)(iv) Country of Origin (both cell and module)(v) Peak wattage, Im, Vm and fill factor of the module(vi) Date of year of obtaining IEC PV module qualification certificate including the test lab issuing IEC certificate.(vii) Unique serial no and model no of module(viii) IV curve of module(f) The temperature coefficient of power for the module shall not be more than 0.50% per degree Celcius.(g) Every module must have bypass diode of suitable capacity.(h) PV module must confirm to latest edition of IEC 61215/ IS 14286. In addition the modules must confirm to IEC 61730 salt mist corrosion testing Part I and II for construction and testing & safety qualifications and confirming to IEC 62804 PID.For use in a highly corrosive atmosphere through out their life time, they must qualify to IEC 61701/BIS 61701.(j) It shall also be in confirmity to latest minimum technical specification issued by MNRE & IREDA from time to time. Modules should be of MNRE & IREDA approved companies and as per latest IEC/IS standards.
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Sl Item 1 Contd….(l) Plants installed in high dust geographies like Punjab must have the solar modules tested with relevant dust strands(Applicable standard would be 60068-2-68). (m) Both PV cells and SPV modules shall be make in India. (n) Each structure should have angle of inclination as per the site conditions to generate maximum power. However, to accommodate more capacity the angle inclination may be reduced to 10 - 13 Degree until the plant meets the specified performance ratio requirements. (o) Any damage to the existing roof treatment of any type due to the Installation of Solar Power System shall be made good as per existing treatment. Cost of the same shall be included in the unit rate quotedby the contractor. Nothing extra shall be admissible on this Account. (p) The contractor shall submit drawing and design of on-grid roof top solar plant duly vetted by NIT/IIT within 34 days of hands over of site to Accepting Office.
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Sl Item 1 Contd…(B) Junction Boxes : Supply and fix jucntion boxes of suitable Nos (as per design)/ OEM recommendations inputs and suitably rated output having separate DC fuses for both (+) & (-) on input and isolator on output terminal for each string. Each junction box must have a spare input terminal. The junction boxes shall be dust and vermin proof and water proof made of FRP/ Thermo Plast with IP 65 protection in compliance with IEC 62208 and shall be UV resistant, fire retardant. It shall have surge protection and maintenance free earthing as per relecant standard. The junction box shall have suitable arrangement of the following :-(a) The strings are required to be connected to the copper bus bar through individual fuses.(b) Provide arrangement for disconnection (DC dis-connection switch) for each SJB/ SCB.(c) Provide a test point for each sub group for quick fault location and to provide group array isolation.(d) Each array box shall be of relevant IEC standard.(e) Each array junction box shall have suitable bypass & reverse blocking diodes for maximum DC blocking voltage of 1000V with suitable arrangement of its connection. Reverse blocking and bypass diodes shall work for extreme temperatures and shall have efficiency of 99.98% confirmed by appropriate IEC standard.Make : As per OEM
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Sl Item 1 Contd…(B) Junction Boxes : Supply and fix jucntion boxes of suitable Nos (as per design)/ OEM recommendations inputs and suitably rated output having separate DC fuses for both (+) & (-) on input and isolator on output terminal for each string. Each junction box must have a spare input terminal. The junction boxes shall be dust and vermin proof and water proof made of FRP/ Thermo Plast with IP 65 protection in compliance with IEC 62208 and shall be UV resistant, fire retardant. It shall have surge protection and maintenance free earthing as per relecant standard. The junction box shall have suitable arrangement of the following :-(a) The strings are required to be connected to the copper bus bar through individual fuses.(b) Provide arrangement for disconnection (DC dis-connection switch) for each SJB/ SCB.(c) Provide a test point for each sub group for quick fault location and to provide group array isolation.(d) Each array box shall be of relevant IEC standard.(e) Each array junction box shall have suitable bypass & reverse blocking diodes for maximum DC blocking voltage of 1000V with suitable arrangement of its connection. Reverse blocking and bypass diodes shall work for extreme temperatures and shall have efficiency of 99.98% confirmed by appropriate IEC standard.Make : As per OEM
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