SUPPLYING AND INSTALLATION OF SOLAR STREET LIGHTS BY PV MODULE SYSTEM AT DIFFERENT LOCATION OF TAKDAH TEA ESTATE COVERING SCHOOLDHURA AREAS UNDER RANGLI-RANGLIOT BLOCK, GTA.

Supplying and Installation Off-grid Solar PV street light 30 watt LED complete with suitable crystalline silicon solar cells and must have a certificate of testing conforming to IED 61215 Edition II / BIS 14286 from an NABL or IECQ accredited Laboratory power output of the module under STC should be a minimum of 120Wp, minimum 12.8V, 75 AH capacity Lithium Ferro Phosphate Battery providing minumum of 2 days backup as per MNRE specifications including all necessary wiring.

Supplying and installing including all civil works 7 meter galvanized steel tubular poles designated 410 SP1, H3-4 mus (114.3mm dia 3.65 mm thickness), H2-1.5 mts (88.9 mm dia, 3.25 mm thickness), H1-1.5 mts (76.1 mm dia, 3.25 mm thickness), for PV solar street lights.

Earthing with 50 mm dia Gi pipe 3.64 mm thickx3.04 Mts. Long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts Long), 13 mm dia x 80 mm long GI bolts, double nuts, double washer incl. S&F 15 mm dia protection (1 Mts 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 as below: By TATA-Medium GI pipe.