PROVISION OF ROOF TOP SOLAR PANEL AT OFFICERS MESS AT AF STATION GWALIOR

Amount

Supply, Installation , Testing and commissioning of 15 KWp On Grid Tied Solar system comprising mono crystalline PV module of minimum 545 Wp x 28 Nos Cells (or nearest size suitable for 15 KW supply) with and including mounting GI structure with tilt angle of 15-20 degree for maximum absorption of sun light and array junction box, module mounting structure, including all as per MNRE Policy all as specified and as directed. The following items are included in this roof top solar power system :- Notes:- (i) Modules should be of make as approved by MNRE. (ii) The rate quoted by the lowest bidder are deemed to be included for the following provisions :-

Item no. 1.01 contd ... Photo Voltaic (PV) Modules : Mono Crystelline Solar Modules > 545Wp(Nominal), 72 Mono Perc (144 half-Cells), Voc ~ 50.14, Isc ~ 13.55 A, Vmp ~ 42.02 V, Imp ~ 12.98,Efficiency not less than 20.0%, Junction Box IP65,4T with 3 Diodes,

Item no. 1.02 contd ... Each PVC module must use a RF identification tag (RFID), which must contain the following information : (i) Name of the manufacturer of PV Module (ii) Name of the Manufacturer of Solar cells (iii) Month and year of the manufacture (separately for solar cells and module) (iv) Country of origin and both solar cells and modules shall comply with domestic content requirement & shall be made in india (separately for solar cells and module) (v) I-V curve for the module (vi) Peak Wattage, lm Vm and FF for the module) (vii) Unique Serial No and Model No of the module (viii) Date and year of obtaining IEC PV module qualification certificate (ix) Name of the test lab issuing IEC certificate (x) Other relevant information on traceability of module as per ISO 9000 series. Note: RFID shall be mandatorily placed inside the module laminate.

Item no. 1.03 contd ... PV modules used in solar power plants/ systems must be designed for their output peak watt capacity, which should not be less than 90% at the end of 10 years and 80% at the end of 25 years. PV modules shall have product warranty of 10 years after completion of work.

Item no. 1.04 contd ... Silicon Mono Crystalline SPV cells shall be used in the Solar Photo voltaic module. SPV modules should be essentially indigenously manufactured (manufactured in India and shall comply with domestic content requirement).

Item no. 1.05 contd ... Module mounting structure - Design, supply, install and erection of Hot dip galvanised mild steel mounting structure made of C channel, lip section as per latest IS 2062 : 2011 and galvanisation of mounting structure shall be in compliance of latest IS-4759. MMS shall be designed to handle wind speed of 200Kmph, with suitable leakproof mounting fastners, heavy duty nuts, bolts and washers of stainless steel of grade SS 304. Structural material shall be corrosion resistant and electrolytically compatible with materials used in module frame and including foundation work all as per manufacturer's instruction complete all as specified and directed.

Item no. 1.06 contd ... Grid Tied Inverter :- IGBT based 3 Phase Inverter of 15 KVA, 415V,50 Hz Capacity, having MPPT Tracker (200-800V) with SPD, Class 1 &2 Surge protection devices having efficiency 98%, Graphical Displays+ LED,interfaces with Ethernet.USB,RS485,SO Output, Suitable for ambient temperature -20 to +60 Degree Centigrate,Protection IP65, Fuse Protection DC input Plus and minus, Overvoltage Protection Type 1+2, Night Consumption not more than 1.5KW, with LAN Monitoring System. compitable with solar/DG/Main supply.

Item no. 1.07 contd ... Array junction box :-Suitable Array Junction Box to connect Strings of panels, IP 65 Protection,1000V DC SPD TypeII,With MC4 Connectors,Earhing Gland with Terminals blocks. ACDB:-IP 65 Protection AC I/P and O/P connection box with AC SPD TypeII,,Earhing Gland with Terminals blocks.

Item no. 1.08 contd ... Cables and wires :- Cables and wires:- (a) 4Sqmm Weather proof DC copper conductor cable single core (b) 6 Sq mm 4 Core Flexible Copper Cable ( c)16 Sqmm 3.5 core aluminium armoured Cable Note :- Qty of wire should be provided as per site requirement/ OEM instruction from SV panel to Invertor/AJB/ACDB and invertor to main DB and main DB to invertor

Item no. 1.09 contd ... Lightening protection :- There shall be the required number of suitable Early Streamer Emission (ESE) lightening arrestors installed (As per design of OEM specifications). The air terminal is Early Streamer Emission (E.S.E.) type which shall be fixed at the top of a stainless steel pole with base be at least 4 meters above the structure to be protected. Its height above roof level would be dependent on the level of protection and the protection radii required. The air terminal should be working on the principle of early streamer emission using non-radio active technology needing no external power source. The air terminal should be capable of tracking the lightening stroke 60 micro seconds earlier as compare to passive lightening rod. The air terminal is of stainless steel and it has qualified diameter to resist high values of lightening currents. Roof connection pipe should be capable of withstand in lightening strikes having dimension 60 mm OD and thickness of 5 mm.

Item no. 1.10 contd ... Bi-directional Energy meter :-Supply and install of Bi-directional Energy meter for monitoring and billing suitable for net metering of system including all accessories, cables and connections all as specified and as directed by Engineer –in-charge.” Generation Meter : Supply and Installations of generation meter to keep record of total generation of the plant.

Item no. 1.11 contd ... Earthing Protection:- (i) The earthing shall be done in accordance with latest standards. (ii) Each array structure of the PV yard, Low tension (LT) power system, earthing grid for switchyard, all electrical equipment, inverter, all junction boxes, etc shall be grounded property as per IS:3043-2018. (iii) All metal casing/ shielding of the plant shall be thoroughly grounded in accordance with CEA safety regulation 2010. In addition, the lightening arrester/ masts should also be earthed inside the array field. (iv) Earth resistance should be as low as possible and shall never be higher than 1 ohm. (v) Separate three earth pits shall be provided for individual three earthing viz. : DC side copper earthing, AC side GI earthing and lightening arrestor GI earthing all as per manufacturer specifications.

M/s godara infratech and power industries (BID ID -3070041)