| 1 | Design, supplying, erecting, installing, testing , commissioning and comprehensive maintenance, and opearation of grid connected ROOF TOP Solar PV Plant 40 KW (Existing HT CMD aggrement with MSEDCL is 300 KVA) capacity at ICGS, Panvel | 1.00 | Each Job |
| 2 | Note:- Roof Top Solar PV generation inverter panel with components module, civil and general works, mounting structure with iron ladder for cleaning purpose , power conditioning unit cables and transformers. Minimum techinal requirements/standards for SPV Systems/Plants to be deployed as per Ministry of New and Renewable energy are manadatorily to be complied with in the plan. Solar PV comprising of following Sub-components/ Sub-Systems and meeting the specification as given below:-
Any item component missing (as per sound enginering practice & functional point of view) in Schedule will be presumed to be catered by the contractor in the quoted rates to get desired output. The contractor shall not claim the amount for any missing component if any during execution stage. SPV power plants comprising of following sub- components/sub-systems and meeting the specification as given below:-
PV Modules: The PV Modules must qualify to the latest edition of any of the following IEC/equivalent BIS Standards for PV moudle design qualification test and type approval:
Mono Crystalline Silicon Terrestrial PV Modules : IEC 61215/IS14286.
(a) In addition, the modules must confirm to IEC 61730 Part I requirements for construction & Part 2-requirements for testing, for safety qualifiation or equivalent IS .
(b) For the PV modules to be used in a highly corrosive atmosphere through out their life time, they must qualify to IEC 61701. SK
(c) Identification and traceability ;- Each PV module must use a RF identification tag (RFID) which must contain the following information:-
(i) Name of the manufacture of PV Module. (ii) Name of the manufacturer of Solar cells
(iii) Month and year of the manufacture for solar cell & PV module (iv) Country of origin (Make in India only)
(v) I-V curve for the module (vi) Peak Wattage, Im, 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 relavent information on traceability of solar cells and module as per ISO 9000 series
Note : Radio Frequency Identification(RFID) Tag: RFID tag shall be mandatorily placed inside the module laminate.
Makes of PV Module: BHEL, Photon Energy System, Tata Solar Power, Websol, Waaree, Indosolar, Vikram Solar | | |
| 3 | (d) AUTHORISED TESTING LABORITIES/CENTRES: PV Modules must qualify (enclose test reports/certificate from IEC/NABL accredited laboratory) as per relevant IEC standared. Additionally the performance of PV Modules at STC conditions must be tested and approved by one of the IEC/NABL Accredited Testing Laborities including Solar Energy Centre. Qualifiaction certificate from IEC/NABL accredited laboratory as per relevant standared for any of the higher wattage regular module should be accompanied with the STC report/certificate . For details of test labs refer Minstry of New and Renewable energy website. The report submitted should not be older than 2 years.
MOUNTING STRUCTURE ;-
(a) Module mounting structure may require to customize with respect to the site availability.
(b) Modules shall be mounted on a non-corrosive HDG support structures.
(c) All the panels shall have provision to adjust it at three angular position i.e latitude angle (o), latitude angle (-15), latitude angle(+15). The locking arrangement for adjusting the angle of module shall be accessible from the ground.
(d) The base columns shall be made of reinforced cement concrete based on site related data.
(e) The frames and leg assemblies of the array structures shall be made of MS hot dip galvanized. Minium thickness of galvanisation should be at least 80 microns.
(f) All fasteners shall be of Stainless steel-SS 310 / HDG, Nut & Bolts supporting structures including modules mounting structures shall have to be adequately protected against all climatic condition.
(g) Design efficiency report generated by Staadpro shall be submitted.
(h) All Structural members will be designed for loads in accordance with relevant IS code of steel/ RCC members e.g IS 456, IS 1893, IS 875 (all parts), IS 13920, IS 800 etc after carring out soil investigation.
GRID TIED INVERTER : Should be any of the other make if simultaneously approved by MNRE/SECI/NICE. The make of invertor proposed by the contractor shall got vetted by the designed vetting agency. The department reserve the right of making independent enquiries with MNRE/SECI/NICE as regard approval of the proposed make. In case of any adverse obseravtion/reservation from any one of the agency the make shall not be allowed.
Makes of Inverter: Waaree Energies, Delta, SMA India, GoodWe, ABB, Havells | | |
| 4 | NOTE:- The contractor shall be responsible for following formalities and obtaining all permissions and process necessary documentation with electricity board to put system ON grid:-
(a) Registration incuding registration fee and and applicable taxes for both HT and LT grid connections.
(b) Discom connectivity Feasibility.
(c) CEIG Plan Approval & Obtaining Charging Pernission for Rooftop System.
(d) PGVCL (Meter and Protectin) Inspection.
(e) Completion of Plant from Electrical Inspector of MSEDCL or any other apropriate authority
(f) Commissioning and connectivity from MSEDCL MSEB or appropriate authority
(g)The contractor shall also carry liaison with local electricity board authority tor any competent authority for any other formalities required for roof top SPV pant which not mentioned in the CA.
(h) Expenses toward the above mentioned formalities or any other formalities shall be borne by the Bidder/Contractor.
COMBINER BOXES & ELECTRICAL PANEL IF NOT INCLUDED AS PART OF INVERTER ;- The junction boxes shall be of dust, vermin and waterproof and shall made of thermo plastic. The teminal shall be connected to copper bus bar arrangement of proper sizes. The junction boxes should have suitable cable entry points fitted with cable glands of appropriate size for both incoming and outgoing cables. Suitable marking will be provided on the bus bar for easy identification and cable ferrules shall be fitted at the cable terminals points for identification, Combine groups of modules into independent charging sub arrays that shall be wired to the controller, Should meet IP 65 standard for outdoor application, There should adequate on of inputs DC string cable with suiatable Fuse, MCB and SPD & chamber(Bus Bar) in DCDB, Output AC DB with suitable MCB/MCCB with SPD and NVR arrangement as per discom requirements. | | |
| 5 | CABLES & WIRES AS REQUIRED ( From solar module to combiner boxes, inverter, existing LT panel etc Conductor material) : annealed tinned flexible copper conductor, Max PV System voltage(D : C) : 1800 V, Ambient temperature range: -40 Deg C to +90 Deg C, Max Conductor temperature at termination of short circuit : 250 Deg C, Type of conductor : As per class 5 according to EN 60228/IEC 60228, Insulation material : Chemically cross linked XLPE, Type of insulation: According IEC 60502-1, EN-50363-1, Nominal thickness of insulation : 0.80mm, Outer sheath Material: Chemically cross linked XLPE,
Recommended bending radius : 4 times of over all dia, AC test voltage : 6.5 KV for 5 Minute, all cables shall confirm to BIS standards (IS 694)/(IS1554), PVC/XLPE copper conductor power electric cable. It should consist of following
(i) Cable for inter connection of PV module to junction Box
(ii) Cable for inter combiner box to inverter
(iii) Cable from inverter to LT Panel, primary side.
(b) Cable accessories; Glands, lugs, MC4 connectors, wye connectors, clamps, cable ties, perforated trays with accessories etc all as per site requirement.
(c) Gen set elect supply system also designed for standby elect provision in specific builings.
LIGHTING PROTECTION :- There shall be the required number of early streamer emission (ESE) lighting arrestors installed in the array field. The air terminal is early streamer emission(ESE) type which shall be fixed at the top of a GI elevation pole with base so as be at least 2 meter above the structure to be protected. Its heights above ground level would be dependent on the level of protection and the protection radial required, The air terminal should be working on the principal of early streamers emission using non radioactive technology , needing no external power source, the air terminal should be capable of tracking the lighting stroke 60 micro seconds earlier as compare to passive lighting rod, the air terminal is of stainless steel and it has qualified diameter to resist high values of lighting currents, ground connection pipe should be capable of withstand in lighting strikes having dimension 50mm inner dia and 60mm outer dia, the terminal adopter having inner dia 60mm. | | |
