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| 1 | Design, Supply, install, testing and commissioning of grid connected roof top solar generation system of capacity 10 KWp AC capacity complete all as specified as per IS: 12834:2013, BS 7671:2018+A2:2022specification cmplete duly vetted by IIT/NIT/Government Agenecy (Duly Approved by MNRE) to be submitted for approval of GE are as as follows:- |
| 2 | (A) Supply, Installation, testing and commissioning of 10 KWp SPV system comprisisng of 540/535/530 Wp or as per OEM, solar photo voltic modules/array of high efficiency made of mono crystalline silicon solar PV cells with supply and fix of terminal box on the module havingprovision for opening & replacing the cable etc. The general features of PV modules shall be as given below :- a) The module shell be made up mono crystalline silicon cells. b) The interconnected cells shall be laminatedin vacuum to withstand adverse environmental conditions. c) The module frame is made of corrosion resistant materials, preferably having aluminium anodized finish. d) The minimum clearance between the lower edge of the modules & the developed ground level shall be 300 mm. e) Surge arresting devices to be provided at junction box and module shall be provided with bypass diode. |
| 3 | (f) The SPV module must be IEC 61215, IEC 61730 part I & part II, IEC 61701 certified from any of the gov accredited certifying agencies. g) Each solar PV module must be warranted by manufacturer at least 90% rated power at the end of 10 years & 80% at the end of 25 years. Note: Qty of PV module shall be decided as per OEM recommendation which shall be approved by GE before placing supply order. |
| 4 | Note :- (i) Makes of panel provided shall be as per MNRE specification/ standard and registered in ALMM.( Ge to check the validity of makes before approval)(ii) Each PV module used in any solar power project must use a RF identification tag. The following information must be mentioned in the RFID used on each module:-(a) Name of the manufacturer of PV Module(b) Name of the Manufacturer of Solar cells(c) Month and year of the manufacture for solar cells and the module(d) Country of origin(make in INDIA only)(e) I-Vcurve for the module(f) Wattage, Im, Vm and FF for the module(g) Unique Serial No and Model No of the module(h) Date and year of obtaining IEC PV module qualification certificate(j) Name of the test lab issuing EC certificate(k) Other relevant information on traceability of solar cells & module. |
| 5 | (B) Module Mounting Structure (MMS)Supply & fixing of the anti-corrosive factory made Gl structure complete on the RCC Roof top for fixing of PV modules by fixing of suitable size fastner, spring washer, nuts & bolt. The minimum thickness of galvanization & mounting steel structure shall be as per IS 47592 & IS 2061-1992 respectively withstand the wind load of 180 Km/hr. as per IS 875. The array structure shall be fixed properly using maintenance free earthing kit. Note:- (i)The total load for roof top SPV should be less than 60 Kg/m2.(ii) The design of module mounting structure complying load withstand as per relevant IS alongwith fixing arrangement on roof shall be submittedby the contractor duly vetted from IIT/NIT/Govt Engg college for approval of GE(iii) The material shall be corrosion resistant and electrolyticaly compatible with material used in module frame. (iv)The fasteners should be of stainless steel/GI and should allow easy replacement of any module.(v) The minimum clearance of the structure from the roof level should be 300 mm. |
| 6 | (C) Solar DC Cables:- (i) Supply, Installtion & laying of 1.1KV single core multi-strandedPVC FRLSH insulated & unsheathed copper wire/ copper cable for 3 ph supply in ISI marked PVC rigid conduit pipe by saddling as per direction of IEC. (For Solar Array DC supply connection). Note : (i) Size of cable shall be as per design given by OEM dully approved by GE. (ii) Cable should be passes through PVC rigid pipe and pipe should be fixed properly inside cable tray for easily maintenance, is included in quoted rate |
| 7 | (D) DC Combine boxDC combine box shall be used to combine the DC cables of the solar module array with DC fuse protection for the outgoing DC cables to the DC distribution box. |
| 8 | (E) Array junction boxesThe number of junction boxes as per design given by OEM are to be provided in the PV array for termination of connecting cables. All wire / cables must be terminated through cable lugs. Copper busbar / terminated blocks housed in the junction box conforming to IP-65 degree of protection with EPDM rubber gasket to prevent water entry. Junction boxes shall be mounted on the MMS such that they are easily accessible and protected from direct sunlight & harsh weather. |
| 9 | (F) On Grid Power Conditioning unit (Inverter) Supply & installation of 415Volt 3-ph, 50 Hz microprocessor DSP type grid connected Inverters which converts DC energy produced by the solar array to AC energy such that it synchronizes with the existing AC power source on site. Provisioning of power manager to get all parameter details. The Inverter shall have inbuilt MPPT (Maximum Power Point Tracker) feature so as to extract maximum power from PV modules & the MPPT units environmental testing should qualify IEC: 60068-2 (1,2,14,30)/ Equivalent BIS standard. (The voltage variation of ± 10% & frequency vatiation ± 3 Hz) Note :- (i) No of inverters shall be provisioned as per design given by OEM duly approved by IIT/NIT/Gov approved Institute. (ii) Inverter should have internal protection arrangements against any sustainable fault in feeder line and against the lightning on feeder.(iii) Should have isolating transformer(iv) Inverter efficiency >97% (without inbuilt galvanic isolation) and >93% (with inbuilt galvanic isolation). (v) No load losses shall be less than 1% of rated power.(vi) The above quoted rate is inclusive of GI structure stand duly fixed on roof for placing inverter. |
| 10 | (G) Solar meter & Net meterAs per DISCOM requirement to be provided 01 Nos. (Meter will be paid seperatelly under item No 2.00 of this BOQ) |
| 11 | (H) AC Distribution Board(i) Supply & installation of 415Volt 3-ph 50Hz AC distribution board control AC power from PCU / Inverter & provided by necessary surge arrestors system. Note: ACDB shall be covered as per OEM design in such a way that structure must sustain 180 km/hr wind speed. The cost of provn for same is inclusive in quoted rate. |
| 12 | (J) AC Cables(ii) Distribution wiring in 1.1KV single core multi-strandedPVC FRLSH insulated & unsheathed copper wire fixed on wall on PVC batten or saddle (For AC power supply from Inverter to AC distribution board Panel).Note :- (i) The size of cable shall be as per design given by OEM |
| 13 | (K) ProtectionThe system shall be provided with all necessary protection like earthing, lightening & surge protection as per relevant standard. |
| 14 | (L) Performance testingRatio between the theoretical energy outputs of the SPV plant is termed as performance ratio and is measured in accordance with IEC 61724. Based on prevailing climatic and temperature conditions in India, a performance ratio of 75% is expected for crystalline modules. |
| 15 | (M) Other Misc itemsAs per requirement given by OEM |
| 16 | (N) Earthing Copper earthing 02 number (having earth plate 600x600x3 mm thick) should be provided by the contractor and the rate are inclusive of the quoted retae |
| 17 | (O) Lightening protectionAs per MNRE specifications to be provided. |
| 18 | (P) Installation, Testing & CommissioningAs per safety norms of SERC/CEA to be provided at reqd intervals as specified without any additional cost |
| 19 | (Q) Maintenance and Warranty5 years after the date of completion to be provided. |
| 20 | Note: The quoted rate deemed inclusive of the following:-(i) Rebate/subsidiary obtained from the Govt. on purchase of solar plant / items shall be deposit through MROto department. Depositing the rebate/subsidiery through MRO from the govt as as concluded from time to time shall be ensured by GE before procesing their final bill.(ii) Transportation charges with Transportation Insurance for the all material of on grid solar roof top system including loading & unloading at site from workshop.(iii) AMC which includesite Maintenance visits, Response time 2 hrs and turn around time 48 hrs, Monthly plant performance report.(iv) Guarantee and warranty of Solar panel and connected devices is to be submitted to department.(vi) The report of generated unit of solar power on monthly basis is to be submitted to department.(v)As per performance obligation, the contractor shall maintain minimum capacity utilization factor (CUF) of 13%. The reprot shall be submitted by the contractor to GE as per guidelines promulgated by SECI. (vii) Satisfactorily testing and commissioning of the system is to be done by the contractor in presence of the GE and the report of the complete system is submitted to department.(viii) Rebate / subsidery as ammended from time to time by Govt shall be obtained from the contractor and deposited through MRO to department The same shall be ensured by the GE before making their final payment to the conractor. |
| 21 | S&F of Bi-directional Energy Meters, Trivector Meter Class 0.5 with the following features complete all as specified & directed by GEClass 0.2s, 0.5s, 1.0 as per relevant IS and IEC Standards1A and 5A current rating3 Phase 4 Wire/3 Phase 3 Wire systemAnti-tamper featuresSelf-diagnostic capabilityMultiple tariff / Time of day featureUpto 3 Maximum Demand registersLoad Survey (Interval Data) featuresUpto 12 reset backupsOptical port/RS 232/RS485 (optional)Make: L&T, Secure, HPL, Schneider |
| 22 | Material, Laying, jointing and testing (laid in trenches or passing through pipe) 1100 volts grade, heavy duty XLPE insulated, screened, PVC bedded galvanized steel strip armoured heavy duty electric cable with aluminium conductor cross sectional area 16 Sqmm 4 corecomplete all as specified. Note: (i) Earth work in excavation, sand cushioning, cable cover for protection of cable, GI pipe shall be measured and paid separately under relevant item. |
| 23 | Material, Laying, jointing and testing (laid in trenches or passing through pipe) 1100 volts grade, heavy duty XLPE insulated, screened, PVC bedded galvanized steel strip armoured heavy duty electric cable with aluminium conductor cross sectional area 16 Sqmm 4 corecomplete all as specified. Note: (i) Earth work in excavation, sand cushioning, cable cover for protection of cable, GI pipe shall be measured and paid separately under relevant item. |
| 24 | Excavation in trenches not exceeding 1.5m wide and not exc. 1.5m depth and getting out in hard / dense soil complete all as specified and as directed. |
| 25 | Returning, filling, including spreading, leveling, watering and well ramming in layers not exc. 25cmin soft/loose soil complete all as specified and as directed. |
| 26 | Removal of excavated soil to a distance not exc 50 m and depositing where directed at a level not exc 1.5 mtr above the starting point complete all as directed. |
| 27 | Supply and laying dry river sand filling for cable protection with a layer of 8 cm deep before laying and 15 cm covering above the top edge of cable after laying complete all as specified and as directed. Note : Only punned thickness (180mm) shall be measured / consider for payment. |
| 28 | M&L Sub class B bricks locally available of size 23 x 11.5 x 7.5 cm laid dry width wise across the line of cable in trenches for protection of UG cable complete. |
| 29 | Material & Labour Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated / required or directed and inclusive of two coat of aluminium paint over one coat of red oxide primer on steel surface complete as directed by the GE. |
| 30 | Supply and fixing LED street light fitting 20 Watt 230 Volt AC outdoor type with high pressure die cast aluminum hosing and heat resistant complete with driver, lamp bracketincluding 40 mm dia galvanised iron pipe light grade bracket bent to shape over all length 0.60mtr fixed to wall with 02 Nos FI clamps made of 40 x 5 mm FI, 15 cm long, 8 mm dia bolts and nuts with washers grouted in wall complete including reqdlength of 1.5 Sqmm PVC multistranded BIS marked, 03 core copper conductor for connection from ceiling rose to light fittings incl testing on completion all as specified and directed. with impact and corrosion resistant including thermal management in multiple optics complete with IP 65/66 protection complete. |
| 31 | Supply and fix steel tubular swaged poles type 410 SP-31 (9 meter long) complete with CI base plate and finial including necessary excavation in post hole and removal of extra earth Complete. |
| 32 | M&L for PCC 1:4:8, type D2 (using 40mm graded stone aggregate) as in foundation filling and mass concrete complete all asspecified and directed. |
| 33 | M&L for PCC 1:3:6, type C2 (using 40mm graded stone aggregate) as in foundation, filling and mass concrete all asspecified and directed. |
| 34 | M&L for PCC 1:2:4 type B-0 using 12.5 mm graded stone aggregate as in bed block for hold fast or coping including necessary form work complete all as specified & directed by GE. |
| 35 | S & F PVC Three core copper conductor 1.5 Sqmm alongwith PVC pipe for protection from junction box to bracket complete . |
| 36 | Supply, & Fixing of weather/ dust, vermin proof LT junction box factory made out of CRCA sheet 2mm thick complete with inside, outside powder coated, rubber gasket packing with suitable size with 63 amps SPN aluminium busbar duly insulated (including self insulated) maintaining proper space for each busbar, & proper arrangement for passing incoming/outgoing LT cable and fixed to pole with 02 Nos MS clamps, Nuts bolts and washer etc complete including self closing locking arrangement complete all as specified and directed by engineer in charge. |
| 37 | Phase-IIOutsourcing of services for operation and maintenance by employingminimum one ITI qualified with 3 years experience/SSC passed with 5 years experience Electrician in one shift from 9:00 hrs to 17:00 hrs including Sunday and holiday of Solar Plant (FIrst Eleven month) comprising of all inverter , panel , and other connected items includingmaintenace of all record i.e. generation, break down of elctric supply during the hrs and to be submitted to the department. In case of any break down of solar plant the information will be given to department as well to the contractor for rectification of the same as soon as possible to avoid any loss to the Government, complete all as specified and directed by GE.Note: (i) The outsourcing of the man power will be done after the commissioning of the solar power plant (ii)Manningfor the rest period of AMC of solar plant will be donethrough the Maintenance contract as per current latest labour wages / rate |
| 38 | Phase-IIIOutsourcing of services for operation and maintenance by employingminimum one ITI qualified with 3 years experience/SSC passed with 5 years experience Electrician in one shift from 9:00 hrs to 17:00 hrs including Sunday and holiday of Solar Plant (Next Eleven month) comprising of all inverter , panel , and other connected items includingmaintenace of all record i.e. generation, break down of elctric supply during the hrs and to be submitted to the department. In case of any break down of solar plant the information will be given to department as well to the contractor for rectification of the same as soon as possible to avoid any loss to the Government, complete all as specified and directed by GE.Note: (i) The outsourcing of the man power will be done after the commissioning of the solar power plant (ii)Manningfor the rest period of AMC of solar plant will be donethrough the Maintenance contract as per current latest labour wages / rate |
