PROVISION OF ROOF TOP SOLAR POWER PLANT OF 150 KW AT AFS JALAHALLI

Amount

Supply & Fix GI tubing light grade 80 mm dia fixed on walls/pole/ laid in trenches as protection pipe for under ground cable including provisioning of specials and clamps etc complete all as speified and directed.

Material & Labour for Cutting of Bituminious road/ hard standing/PCC path/wall including excavation in soft/loose soil in depth upto 25cm and width upto 25 cm and make good with Plain Cement Concrete 1:2:4 type B 1 (using 20mm graded stone aggregate), complete all as speified and directed.

Supply and fixing UV protected XLPO Solar Grade copper Cable, PVC insulated of size,1 Core 4 Sqmm with DC Connectors (male & female) pair MC4, 650 Volts rated, all as specified and direcetd.

Material & Labour for 3.5 core XLPE multi strandard copper conductor cable of size 35 sqmm, 1100 Volts, armoured complete all as specified and directed.

Supply & Fix Rotational moulded polyethylene water storage tank (cylindrical / vertical with closed top) of capacity 1000 Ltr hoisted and fixed in position, all as specified & directed.

Supply & Fix Rotational moulded polyethylene water storage tank (cylindrical / vertical with closed top) of capacity 5000 Ltr hoisted and fixed in position complete all as specified & directed.

Supply & Fix Unplasticised PVC pipe 25mm dia of pressure rating 10 Kgf per Sqcm, fixed to wall / floor / ceiling including necessary fittings, complete all as specified & directed .

Supply & Fix Heavy duty horizontal Submercible Pump of capacity 2HP, single phase 240V for solar PV panel sprinkler cleaning system, including DOL starter and control wiring & necessary foundation, complete all as specified & directed. Note - (i) Foundation as per recommendation of OEM is included in quoted rate.

Supply & Fix Solar grade 3 core un-armoured multistrand copper cable 2.5 Sqmm for pump fixed with suitable clamps including testing and connecting with all connected accessories, complete all as specified & directed .

Supply & Fix Gun metal gate valve with iron wheel head, screwed on both ends for 25mm dia pipe, complete all as specified & directed.

Supply & Fix Sprinkler nozzle 'L type' of size 25mm dia pipe suitable for cleanning of solar panel complete all as specified & directed.

Supply & Fix Copper strip 20 x 3mm thick as earthing lead fixed to wall/roofs etc including taking down existing one all as directed. Note : All Joints should be joined by Exothermic Welding or Brazing.

Supply, laying, jointing & testing, XLPE insulated, armoured, heavy duty electric LT UG cable with multi stranded aluminium conductor, 1100 volts grade laid in trenches or in duct/passed through pipes or fixed to wall/poles etc cross sectional area of size 95 sqmm, 3.5core complete all as specified and directed.

Supply and fixing Perforated GI cable tray of size 300 mm width of minimum thickness 1.6 mm with cover and accessories with fittings (channel, fasteners, anchor bolt etc) all as specified and directed.

Supply and fixing Perforated GI cable tray of size 100 mm width of minimum thickness 1.6 mm with cover and accessories with fittings (channel, fasteners, anchor bolt etc) all as specified and directed.

Supply and laying HDPE Pipe UV resistant 75 mm bore with accessories for DC cable laying all as specified and directed.

Supply, erection , testing, synchronizing and commissioning on grid connected roof top solar BIS certified and MNRE ALMM Regisitered, DCR Mono Crystalline PERC 144 half cut cells solar PV module/panels suitable for installation on roof tops with each panel having capacity not less than 540 Wp, complete with poly carbonate junction boxes, having sufficient number of fused incomers and outgoing terminals (positive/negative) suitable for 6 Ssqmm cables and connecting cables not less than 4.0 Sqmm copper conductor multistranded (solar cross linked poly olefin cables double insulated , UV resistant halogen free low smoke ) from panel to panel all as specified and directed. The solar modules shall confirm to the latest edition of any of following IEC/Equivalnat BIS Standards for PV module design qualilfication and type approval as per IEC 61215 Edition II, IEC 61646,IEC 62804 and IEC 61730-1,2, IS 14286, additionaly the performance of PV modules must be tested and approved by on of the IEC/NABL accredited testing laboratories including Solar Energy Center. In additional the module must confirm to IEC 61730- Part I (A1 + A2 + A11) - requirement for construction & Part II (+A1) - requirements of testing as per IEC 60068-2-68. The solar modules shall have the following technical specification and shall comprise of as under :- (a) Output power (Pmax) 540 Wp or above

(b). Module Efficiency - Not less than 90% (c). Number of cells - 144 half cut (d). Maximum System Voltage - 1500 Vdc (e). Application Class - A (f). Fire Class - A (g) Fire Rating Class - C (h) Junction Box: IP 67, 1.5 kV minimum 400mm length cable as per IEC 60529 & IEC 62790 : 2020 (i). Type of PV Cell : PERC Mono Crystalline Silicon (j). Module Glass transmission shall be > 93 % (k). Glass Thickness shall be min 3.2 mm

(l). Bypass diode for optimizing PV out to be incorporated in each solar module (m). Module Output - MC Electronic Plug (n). Modules only with Same rating and manufacturer shall be connected. (o). Solar Module must have IV curve Test report in NABL Lab for the speciifed wattage (p) Design including Civil work such as PCC/RCC foundation/Electrical infrastructure metricularly carried out by contractor as per duly vetted by govt approved authority and Approval by Garrison Engineer before execution at site. (q) The contractor shall carry out shadow analysis at the site and accordingly design strings and arrays layout considering optimal usage of space, material and labour.

(r) Each PV module must have RFID TAG (this can be inside or outside the laminate, but must be able to withstand harsh environmental conditions) which contains Name of manufacture of PV module, solar cells & month and year of manufacturing,country of origin(seperately for solar cells & modules), I-V curve for module wattage, Im , Vm, FF, Unique serial No & model of the module, Name of test lab issuing IEC certificate , other relevant information on traceability of solar cells and modules as per ISO 9001 & 14001. (s) Both the cells and modules shall be Made in India. (t) Manufactures has to be in ALMM (Aproved List for Models & Manufacturer) registered of MNRE. (u) Power Warranty - Minimum 90% of output of rated power upto 10 years and minimum 80% of output of rated power from 11th year to 25th year. (v) All panels should be verified with Domestic content Requirement(DCR) verification portal.

Note (A):- (i) Pre despatch inspection shall be carried out by the authorised representative of Accepting officer before final despatch. If any devation is found from Schedule 'A' specifications, same shall be rejected. (ii) All Modules shall be delivered at site once the mounting structure are erected and tested. (iii) Cost of miscellaneous component such as termination kits lugs, shine boards, conduits, MC4 for connectors Adopter box and other connected accessories etc shall be deemed to be included in the cost of Modules. (iv) Rate quoted by the contractor shall be inclusive of the Operation & Maintenance of Solar Photovoltaic power plant which will include cleaning of PV module supply of spares as required from time to time for scheduled and preventive maintenance , major overhauling of the plant, replacement of defective modules and maintaining log sheets for operation detail, complaint logging and its attending for a period of 5 years. (v) Rate quoted shall be inclusive of any items which have not been mentioned in the schedule but which are necessary for the design, supply & performance or completeness of the 150 KWp solar project shall be provided by the contractor without any extra cost and within the time schedule for efficient and smooth operation and maintenance of the SPV plant.

Note(B) :- (1) The work involves provision of roof top panels in all buildings, and the bidders should visit the site before quoting the tender with prior intimation/permission of GE. (2) Suitability for Grid Connected System. (3) BESCOM registration fees (PPA) of connection points of capacity 390(150 New + 240 Existing) KWP related to commissioning should be borne by the Contractor. Details of connection points of 150 KWp &240 KWp (existing PPA) for East MRS (C3HT - 66). (4) Work shall be executed as per BESCOM norms. (5) All materials makes shall be approved as per MNRE. (6) Existing Structurers shall not be damaged.If any damage occurs during execution, the same shall be rectified by contractor without any extra cost to Govt. and if any seepage observed after completion of work the same shall also be made good by the contractor without any extra cost to Govt.

(7) Liaisoning with BESCOM authority for obtaining any relevent documents/approval of installation ,solar power plant to Grid from BESCOM for smooth functioning shall be contractor's responsibility. (8) Rate quoted by contractor is inclusive of charges for feasbility clearance and Liaison work regarding the plant from starting to commissioning with BESCOM. Plant will be taken over only after it is fully functional inculding Installation of Energy Reading meter and certified by BESCOM. (9) Standby supply shall be provided by contractor without any extra cost to department at the time of Synchronizing with existing 11 KV sytem. (10) Technical feasiblity report shall be obtained from BESCOM before starting work in ground.

(11) Capacity of Invertor shall be as per design criteria and approved by Garrison engineer. (12) String Inverters only to be use. (13) Supply HT net meter / Bi-directional meter with electrical fitting, fixture and solar meter (PPA) of connection points of capacity 150 KWP to deposit to BESCOM for testing and caliberation thereafter taken back to site for instalation . Details of 390 (150KWp(New)+240KWp( existingPPA)of connection point at East MRS (C3HT-66). Contractor will not be claim any extra cost from department for carring out above said process. (14) The Bidder shall carefully desgin and accommodate requisite numbers of the modules in each buildings to get the design output as per topography. Also ensure sufficient circulation/movement area on the roof top for the maintenance and cleaning purpose all around.

Design, Supply and install prefabricated roof top solar panel mounting structure made of Hot dip galvanized mild steel angles/channels/flats including nuts/bolts and washers suitable for wind resistance upto 80 KMPH including necessary PCC/RCC foundations of grade 1:2:4 Type B1 (using 20 mm graded stone aggregate) at suitable points to provide for a stable robust support all as directed at site all as specified and directed including designing of Suitable mounting structure for SPV Module and shall be provided as per design critirea considering live load, dead load, wind load and as per condition of roof slabs/ foundation of existing Bldgs etc by a approved structural Engineer and vetted by NIT/IIT and approval by Garrison Engineer before execution at site as per IS 2061-1992, IS 2062/IS 4759/AA 6063T6 all as specified and as directed. (a) Structures shall be of flat-plate design using minimum size of C (40 X 80 X 40 x 3mm) or L (50 x 50 x 5mm) or I (60x 40x 4mm) sections or higher dimensions for respective sections.

(b) Each structure with fixed tilt should have a tilt angle as per the site conditions to take maximum insolation which will be approximately equal to the latitude of the location facing true South with a North - South orientation. (c) The PV module mounting structure shall have a capacity to withstand a wind velocity of 80 KMPH unless specified for dedicated requirements. (d) The materials used for structures shall be Hot dip Galvanized Mild Steel conformed to IS 2062:1992. (e) The minimum thickness of galvanization for hot dip Galvanized Mild Steel should be at least 80 microns as per IS 4759. (f) The Bolts, Nuts, fasteners, and clamps used for panel mounting shall be of Stainless-Steel SS 304 Grade.

(g) Additional Structures / Frames for required for the installation of modules if any shall to be provided by the Contractor without any extra cost. (h) The structures shall be designed to allow easy replacement of any module, repairing and cleaning of any module. (i) The structure shall be designed to withstand operating environmental conditions for a period of minimum 25 years and shall be free from corrosion while installation. (j) Minimum clear distance between the lower level of PV Module and the ground shall be 0.5m from the ground level. k) The structures should be suitably loaded with reinforced concrete blocks of appropriate weight made out of PCC 1:1.5:3 concrete mixture. (l) Photovoltaic must be mounted on a stable, durable structure that can support the array and withstand wind, rain, and other adverse conditions. The modules will be fixed on structures with fixed arrangement. (m) 100% indigenous company.

Supply and install minimum IP65 rated On grid string inverter, natural cooled, suitable for ambient temperature range 0 to 60 deg Celsius, 50 Hz frequency, with islanding protection features, grid frequency tolerance range +3 or more, grid volatage tolerance -20% & +15% , No Load losses <1% of rated power, THD<3% , PF > 0.8, having three phase AC output with inbuilt surge protection devices, Anti reverse power controller, fuse protection, DC/AC switches, LCD display for generating data, Wifi/GPRS data logger, multiple MPPT for optimum generation, wide input voltage range, efficiency not less than 93% etc for capacity range not less than 50 KW & upto 60 KW all as specified and directed. Note :- (i) Inverters should be tested from the MNRE approved test centres/NABL/BIS/IEC accredited testing calibration laboratories. (iii) The warranty of inverter shall be five years.

Supply and fixing AC Distribution Panel Board(DPB) – Outdoor type, double door, minimum IP65 Protected, necessary surge arrestors with following: (a) Incomer - 415V, 4P, 100A,25 KA MCCB - 3 No(incomer from one invertor) (b) Outgoing - 415V, 4P, 100A,25 KA MCCB,adjustable type - 1 No( Outgoing to LT Panel) (c) Copper Busbar of 4P, 150 A (d) Outgoing feeder with Type I and Type II SPD ,4 Pole of capacity T1+T2- Iimp 8 KA / Pole Imax 32 KA (e) MFM Meter with suitable CTs (f) Double compression Glands for Input and output (g) Enclosure CRCA Powder Coated PU Paint (h) All Input and Output lugs (Cu & Al lugs as per cable type) Note - Suitable rain protection shed with structural steel members and CGI/PGI sheet top roofing shall be provided and cost of same is included in quoted rate.

Supply and fix DC distribution boards(Array Junction Box), IP65 protected, suitable for roof top solar power generating system of rating not less than 60KW, 1000 volts, 4 incomer and 4 outgoing with DC surge protection device 1000 V DC fuse and MCBs for string network. The DB will be having terminals suitable for 4 Sqmm copper conductor cables and the enclosure for the DB shall be made of powder coated MS with IP66 protection including suitable rain protection shed, all as specified and directed.

Supply and fix Solar power isolation LT panel double door, outdoor type IP65 made of powder coated MS sheet steel with necessary MS angle iron frame made of 50x50x6mm duly painted with one coat of primer and two coats of synthetic paint including necessary PCC foundation. The panel board shall have the following switchgear enclosed with following items. (a) MCCB 4 pole 63 Amps 16 KA rating – 03 Nos ( as incoming from ACDBs) (b) Copper busbars TPN 415 volt, 300 Amps rating (c) MCCB 4 pole 200 Amps 25 KA rating – 01 No ( as outgoing ) (d) Energy meter for measuring solar energy output with CTs (e) MFM meter with suitable CT (f) Cable glands for armoured LT cables (g) Surge protection device ,4 Pole Type I and Type II of Capacity ,8 KA/Pole max 32KA Note:- Any Other Component as required for efficient function of system shall be provided without any extra cost

Material & Labour for designing, installing, testing & commissioning of Data Logger with online monitoring portal suitable upto 150 KWp on grid roof top solar power generating system, all as specified & directed. Note:- Any Other Component as required for efficient function of system shall be provided without any extra cost.

Supply, installation, testing & commissioning of maintenance free chemical earthing system comprising of 17mm dia copper bonded rod 3 mtr long horizontally pre welded T-terminal rod with provision for connection size of 50 x 150mm long, 6mm thickness with equal space either side, with 12mm dia hole of 02 numbers each on either side of the terminal clamp with 250 microns (average) coating thickness, tested and certified by CPRI India alongwith 50 Kg earth energizer compound and 10 litres earth resistance reducing liquid. The earthing energizer compound and resistance reducing earthing liquid shall be tested as per IEC-62561-7 read with ASTM G57-06, CI 3.4 Amp by any NABL accredited lab. The above mentioned rod shall be installed in 4-6 inch bore, 12 feet depth with a distance of minimum 3 meters between each installation including taking down existing one, complete all as specified and directed. (Make : Model HTSP 317 of safeTrode or equivalent in OBO Betterman/ FURSE/ERICO)

The quoted rate shall also deemed to be included the following :- (i) Prior to installation of maintenance free chemical earthing, soil resistivity test to be carried out at the location where earthing work to be done in presence of Engr-in- Charge/JE (E/M),user and the report has to submit to Garrison Engineer with recommendation of manufacturer, if required additional interconnection of earthing (not more than 04 number of earthing) to achive earth result less then 1 Ohms. The arrangement done for soil resistivity testing and submission of report with recommendation deemed to be included in the quoted rate. (ii) The description/ size/ qty of items mentioned in above are for indicating only however qty/ size may vary at site condition to maintain the earth resistance 1 ohm. The contractor shall quote rate by considering all factors.

(iii) Rate of earth energizer compound of 25 Kg of 02 bags and earth resistance reducing liquid 10 litre per cane for each pit deemed to be included in the quoted rate. (iv) Resistivity of earth energizer compound and resistance reducing earthing liquid shall be certified by any NABL accredited lab carried out as per IEC-62561-7 read with ASTMG57-06, CI-3.4A and the certificate of same shall be submitted by the contractor before commencement of work. (v) Earth enhancing material should not leach into the adjacent soil or underground water channels and its PH value should be in neutral range complete all as specified and as directed. It should solidify when mixed with water and set like concrete. (vi) Copper strip of size 20 x 3 mm shall be fixed on proper post insulator at the instrument end ( copper strip upto 7.5 RM shall be considered in unit quoted rate and extra will be measured and paid separately).

(vii) Testing of earth shall be carried out in presence of departmental and user representative and report shall be submitted to Garrison Engineer duly signed by all concerned. (viii) Earth resistance tester will be provided by the contractor. Tester should be calibrated from authorised company/ lab. (ix) Earthing shall be tested after completion of work by the contractor in presence of Engr-in-charge, user and proper record shall be maintained duly signed by all concerned. After testing if the desired earth resistance of less than 1 Ohm is not obtained, the earthing will be redone at no extra cost to Govt. till desired result is obtained. (x) The contractor shall give a written guarantee of minimum three years for maintaining the earth resistance less than 1 Ohm after certified date of completion.

(xi) No further maintenance or periodic watering or recharge shall be required in earthing during its guarantee period of over 03 years in all type of soil including soft/ disintegrated or hard rock. (xii) During the guarantee period, if earth resistance is not maintained less than 1 ohm the contractor has to redo or rectify at no extra cost to Govt till desired result is maintained. (xiii) A security deposit of value equal to 2.5 % of the rate quoted for chemical earthing for each earthing shall be retained from payment due to the contractor from final bill for the guarantee period. (xiv) The electrode shall carry manufacturer's name . (xv) The connection clamp shall be permanentlly welded to the copper bounded rod to avoid any kind of connectivity loss,.The pre-welded copper bounded rod shall not need any additional clamp for termination. (xvi) The acceptable earth resistance at earth busbar/ test point shall not be more than 0.1 ohm.

(xvii) Earth work such as auguring and making good the surrounding area shall carried out in any type of soil. (xviii) The contractor shall submit CPRI India certified document for copper bounded rod to ensure genuineness of material. (xix) Sign board of mild steel sheet 2 mm thick duly painted with two coats of synthetic enamel paint over a coat of red oxide Zinc chrome primer showing result of earthing shall be fixed near the earth pit after completion as directed by engr -in- charge. (xx)Earth pit cover made of heavy duty poly plastic of high grade polypropylene tested and certified by any NABL accredited lab for load bearing capacity not less than 7.2 tonnes with top dia not less than 250mm, bottom dia not less than 330 mm and height not less than 260 mm dia for each electrode pit complete including taking down all as specified and directed. (Make : Model SEPC 250 of SAFE TRODE/ Electrogrip Model/ EGTEK3LC of ISG Global or equivalent in OBO Betterman/ ERICO.) Note :- The contractor shall submit load bearing capacity certificate from the manufacturer.

Excavating in post holes (or similar holes) each not exceeding 0.5 cum getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25cm and all as specified and as directed

Material & Labour for Cement Concrete 1:3:6 type C-2 (using 40 mm graded stone aggregate ) as in foundation filling or for mass concrete for posts all as specified and directed.

Supply & Fix MS work in circular tubes, compound girders and stanchions, lattice girders, aerial masts, staging for water tanks and the like including caps, bases, splices etc. built up from two or more beam or channel sections or angles with plates, including all lattice bars, stiffeners, gusset plates, etc conforming to Fe-410-W (Gde-E-250) quality-B complete all as specified and directed.

Supply & Fix Joist, channel, angle or tee sections, fixed independently, without connecting plates, etc (cut to ordinary lengths i.e. within 20mm of the length indicated) of Fe-410-W (Gde-E-250) quality-B and all as specified and directed

Material & Labour for 0.50mm thick Pre-painted Galvalume zinc coating GI based corrugated steel sheet AZ 150 of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified.

Material & Labour for Providing two coats of synthetic enamel paint over a coat of red oxide primer on steel surfaces over 10 cm width or girth including preparation of new steel surfaces.

Material & Labour for broken stone boulders Hardcore of gauge n.exc 63 mm deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed using power roller exceeding 8 tonne and not exceeding 12 tonne capacity to a true surface with broken stones or boulders all as specified

Material & Labour for Sand filling under floors or in foundations including watering and consolidation and all as specified and directed.

Material & Labour for machine pressed pre polished precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 80mm thickness, M-40 Grade over sand cushion with grey cement and no pigment and all as specified and directed. Note:- Sand Cushioning will be measured and paid seperately under relevant item.

SKYLIGHT INNOVATIONS (BID ID -3355118)

Axxon Tech Industries (BID ID -3354522)

SUNTASTIC ENGINEERNIG PRIVATE LIMITED (BID ID -3355243)

LEOENTERPRISES (BID ID -3355178)