supply and installation of 25 45 and 90 watt led street light at different wards under chandernagore municipal corporation supply and installation of 25 45 and 90 watt led street light at different wards under chandernagore municipal corporation . 2nd call , supply of 25 watt led street light [make-philips/havels/cromton brand warrantyperiod-5 years , bis ( is 16107 , 10322 ) approved] ref: nit no- ia/t/2020-2021/106 , dt . 09/09/2020 , supply of 45 watt led street light [make-philips/havels/cromton brand warrantyperiod-5 years , bis ( is 16107 , 10322 ) approved] ref: nit no- ia/t/2020-2021/73 , dt . 03/08/2020 , supply of 90 watt led street light [make-philips/havels/cromton brand warrantyperiod-5 years , bis ( is 16107 , 10322 ) approved] ref: nit no- ia/t/2020-2021/133 , dt . 12/10/2020 , fixing outdoor type fluorescent/sv/mv light fitting on pole including s&f 40mm dia x 1 . 68mts . long gi pipe ( isi-medium ) bracket with 40mm . x 10mm . thick , ms clamp etc . and providing wiring with 2 x 1/1 . 40 pvc insulated and sheathet wire ( singlecore ) from loop box at bracket ( without control switch ) including making connections & painting . ref: pwd/electrical/2017h-5/h-4 .