Tender For corrigendum : design, engineering, supply, installation, testing, commissioning and maintenance of 8000 kwp on grid connected rooftop solar photovoltaic (spv) power plant at orange line & purple line in metro railway kolkata
Tender For corrigendum : replacement and upgradation of equipment of 750 v dc traction substation including third rail , power cable with upgradation of 11 kv auxiliary substation to 33 kv auxiliary substation(phase 1)