Off grid Solar PCU

Amount

Installation of Offgrid Solar System PCU at the Building of Kumarganj Panchayat Samity (Fund- 5th SFC)

SITC of solar tall tubular Solar C10 Charging Battery 12V, 150AH . With 5 year warranty (Make-Exide/luminous/ SF Sonic)

SITC of Solar array mounting structure on roof top as per the specifications of IS 7085 part 2, in hot dip galvanization of at least 85 microns designed to last at least 15 years.

SITC of Solar battery array mounting structure on roof top/ battery room as per the specifications in hot dip galvanization of at least 85 microns designed to last at least 15 years.

SITC of array junction Box (ACDB & DCDB) with SPD,DC 1000V,along with a DC fuse, to disconnect the system, enclosed in IP 67 box.(approved make)

Supplying and Drawing 1.1 KV single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire (Brand approved by EIC) of the following sizes in the prepaid polythene pipe and by the prepaid GI fish wire and making necy. connection as required.(PWD Elect. sch Nov 2017,P no-E-9 a)3x126/0.4 (16sq. mm) + 2x80/0.4 (10sq. mm) as ECC -for AC Side

Supply and Laying of 10 sq mm solar DC cable (approved make) incl. MC4 connectors & all other accessories as per req. on DC side.

Supplying and fixing polythene pipe complete with fittings as necy. under ceiling/beam, bound with 22 SWG GI binding wire incl. supplying and drawing 1x18 SWG GI Wire as fish wire inside the pipes and fittings and providing 50 mm dia disc of MS sheet (20 SWG) having colour paint at one face fastened at the load point end of the polythene pipe with fish wire (synchronizing with roof/beam casting work of building construction) 25 mm dia 3mm thick polythene pipe.(PWD Elect. sch Nov 2017,P no-E-2 it no-1 (c)

SITC of mono Park solar panel of min 550wp ,required cell incl. frame of anodized AL alloy materials, IP 67,with proper class of safety(II) as per direction of EIC. with 25 years warranty (make-Loom, TATA, luminous OR MNRE Approved quality)

Solar PCU 10kVA/120V from Luminous Solar or approved brand. It continuously monitor battery and solar voltage as well as grid and output voltage with their current. PCU (Power Conditioning Unit) is an integrated unit consists of grid charger, inverter, MPPT Solar Charger. It continuously monitors Battery and Solar voltage as well as Grid and Output voltage with their currents. MPPT based solar charger extracts the maximum power from the solar panels whereby it increases the efficiency of the system. MPPT charger has multistage charging which maintains the battery charging voltage such that it increases the lifespan of battery. (Namely - Luminous / Havells/Nexus)

Earthling with 50 mm dia GI Pipe (ISI-M) 3.64 mm thick x 3.04 Mts. Long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. Long) 13mm. Dia x 80mm long GI bolt, double nuts, double washers incl. S&F 15mm dia GI pipe protection (1mts. Long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level & restoring surface duly rammed for moorum soil.

Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire of size as below on wall/floor with staples buried inside wall/floor as required and making connection to equipments with bolts, nuts, washers, cable lugs etc. as required and mending good damages.(ii) No. 6 SWG

NAKSHATRA

Amit Sarkar

ASTHA BUILDERS

BLOSSOM CONSTRUCTION