repair of street light at fort kochi , maintenance of street light: supply conveyance , installation , testing and commissioing of 36/40w led street light output greater than 105lumen/w 4000-6000 k with ip 66 protection led chip make cree/lumilled/nichea with power factor greater than 0 . 95 at full load , internal surge protecction up to 8 kv , and aluminium pressure die-cast powder coated housing , acrylic cover complete with thd less than 10% , power factor greater greater than 0 . 98 , rohs compliant , duly wired up for use on 230v ac supply . driver compartment should be seperatly accessible for maintenance ( lm 79&80 certificates from nabl accredited third party lab to be produced mentioning chip manufacturer ) , supplying and drawing 4 core 16 sqm pvc insulated and scheathed alluminium conductor armoured cable through under ground : wiring for light/power plug with 4*4 sq . mm frls pvc insulated copper conducor single corecable in surface/ recessed medium class pvc conduit along with 2 nos . 4 sq . mm frls pvc insulated copper conductor single core cable for loop earthing as required . , supplying and erection of earthing station : earthing with g . i . earth pipe 4 . 5 meter long , 40 cmm dia including accssories , and providingmasonry enclosure with cover plate having locking arrangement and watering pipe etc . withcharcoal/ coke and salt as reqired , supplying and fixing 32a tpn main switch and making connection: providing and fixing following capacity tp&n disconnector fuse switch unit inside the existing panel board with isi marrked hrc fuses including drilling holws in cubicle panel , making connenctions , etc . as rewquired . 32 amp tp&n