i) design, detailed fabrication, engineering, manufacture, supply, erection, testing and commissioning of 230-110 kv ais sub station with associated auto transformers, switchgears, accessories, control panels, substation automation system, control room and civil works complete uddanapalli in vellore region and 2 nos bay extension at palavadi 400 kv ss.ii) supply, stub setting, erection and stringing of 230 kv dc line on dc tower with zebra conductor, from dharmapuri (palavadi) 400 /230 - 110 kv ss to proposed uddanapalli 230 /110 kv ss including cost of materials under turn key.
