PROVISION OF ROOF TOP SOLAR PHOTO VOLTAIC SUPPLY SYSTEM AT AIR FORCE SCHOOL, AFAC COIMBATORE

Amount

Material and labour for designing , installing , testing and commissioning of 20 KWp Off grid solar roof top solar power generation system BIS certified, MNRE and TANGEDCO approved mono crystalline PERC half cut cells solar PV module/panels suitable for installation on roof tops with each panel having capacity not less than 550Wp complete with poly carbonate junction boxes, having sufficient number of fused incomers and outgoing terminals (positive/negative) suitable for 4 Ssqmm cables and connecting cables not less than 2.5 Sqmm copper conductor multistranded (solar cross linked poly olefin cables double insulated , UV resistant halogen free low smoke ) from panel to panel all as directed. All modules will have minimum 20 years OEM linear output warranty. (Solar cells and Modules shall both be made in India only)

Material and labour for designing , installing , testing and commissioning of Data Logger with Online Monitoring Portal suitable for 20 KWp On grid roof top solar power generating system all as specified and directed.

Supply and install per fabricated roof top solar panel mounting structure suitable for 20 KWp on frid roof top solar power genetating system made of Hot deep galvanized steel angles/channels/flats icluding nuts/ bolts and washers suitable for wind resistance upto 140 Mph including necessar PCC foundations of grade 1:3:6 of 20 mm grede aggregate at suitable points to provide for a stable robust support all as specified all as specified and directed

(i) All Materials Make shall be approved as per MNRE/BIS.

(ii) Any Other Component as required for effcient function of system is deemed to be included in the above quoted rates.

Supply and install BIS approved IP66 rated off grid string inverter/Power Control Unit, natural cooled, suitable for ambient temperature range 0 to 60 deg Celsius, 50/60 Hertz requency, with anti islanding features, having three phase AC output with inbuilt surge protection devices, Anti reverse power controller, fuse protection, DC/ AC switches, LCD display for generating data, multiple MPPT for optimum generation, wide input voltage range, effciency not less than 90% etc for capacity range not less than 25KW all as specified and directed by engineer in charge. Note: Out put will be three phase AC 415 Volts. The invertor will have suitable arrangement for charging back up battery bank with out put generated from solar panels in addition to feeding the AC three phase load of School building. Make- Havells, Microtek, luminous of equivalent.

Supply and fixing ACDB - Outdoor type, double door, IP66 Protected, Field ACDB Panel with following: a) Incomer- 415V, 4P, 63A MCCB-1No( incomer from one invertor) b) Outgoing -415V, 4P, 40A MCCB-1 No (Outgoing to Building) c) Copper Busbar of 4P, 100A d) Outgoing feeder with Type I and Type II SPD, 4 Pole of capacity T1+T2- limp 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)

Supply and fix DC distribution boards(Array Junction Box) ,IP66, suitable for roof top solar power generating system of rating upto 10 KW, 1000 volts,8 incomer and 8 outgoing with DC surge protection device 1000 V ,DC fuse and MCBs for string nitwork. 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 IP65 proection all as specified and directed by engineer in charge.

Suppy and install Solar tubular battery 12 Volt, 200 AH capacity in battery bank wiht all connections with copper PVC Insulated multistranded copper cable not less than 10 Sqmm FRLS complete with copper lugs etc and connecting up to the invertor all as directed. (Make - Exide 6LMS200L or equivalent in Aamaron, Luminuous and Sukam)

Supply and install Base support for battery bank fabricated with MS angle iron frame of size 75mm X 75mmX6mm, welded with MS sheet 5mm thick top board all duly painted with onecoat of primer and two coatsof synthetic enamel paint all as directed for a bank of eight batteries as cited in sl no 7 above. (Appox dimensions of battery base table will be 1.75meters x0.75 Metersx 0.6 Meters)

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) all as specified and directed by engineer in charge .

Supply and fixing Perforated Gl cable tray of tray of size 50 mm width of Minimum Thickness 1.6 mm with cover and accessories wiht fittings (channel, fasteners, anchor bolt) all as specified and directed by engineer in charge.

Supply and laying HDPE pipe UV resistant 75mm bore with accessories for DC cable laying all as specified and directed by engineer in charge.

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

Supply and lay 1100 volt rated XLPE insulated, screened, PVC bedded , GI steel strip or wire armoured with stranded aluminium conductors of size 50mm Sqmm, three half core

M&l in eathing complete with galvanised steel pipe electrode of size 40mm bore, medium grade, 2.5 meter length, buried directly in ground in bore 350mm dia vertically to a depth not less 3.2 meter below ground level with top edge of the pipe not less than 60 cm below normal ground level connected to galvanised to galvanise earth lead Strip 25 x4 mm by means with welded joints, bolts, nuts,check nuts and washers protected by Gi light grade pipe of size 40 mm dia and connecting up with the lightening arrestor, Invertor as the case may be upto a maximum distance of 7.5m away from the earth electrode including test point junction, excavation, earthwork, PCC Chamber, RCC Cover( Yellow painted) with handle, watering pipe 20mm dia GL Medium grade with funnel and wire mesh, Charcoal dust, salt, Mild steel Earth pit identifier board writing the earthing result, date of test all as per plate no. 2 of SSR 1991 and as directed by Engineer incharge.Note:- Boring charges are included in the above quoted rates .

Material and labour for earth continuity conductor or main earthing lead fixed to wall with suitable inculator on batten or recess or chasis or buried in ground or drawn in conduit/ pipe or any other indicated situation for and connecting to test point terminal block wiht GI strip of size 25 x4mm complete. (For solar panel mounting structure)

Supply and laying lin trenches/ clamped on walls/floors etc light grade GI 50 mm bore with accessories for UG cable laying all as specified and directed by engineer in charge.

SUNTASTIC ENGINEERNIG PRIVATE LIMITED