Tantransco has planned to set up 465 new sub-stations of different capacities and augmentation of 177 existing sub-stations. Major 400 kv sub-station will come up in Trichy, Madurai, Coimbatore, Erode and Chennai. Similarly, the 230-KV sub-station has been planned at 57 places, with 10 sub-stations Coimbatore, nine each in Erode and Villupuram, eight in Madurai and five in South Chennai. Tantransco would be executing 102 sub-stations of 110-KV capacity and 301 sub-stations of 33-KV in nine regions covering Chennai North and South, Villupuram, Vellore, Tiruchi, Erode, Coimbatore, Madurai and Tirunelveli. In the master plan, Tantransco proposed to establish four sub-stations of 765-KV capacity. Preliminary work on establishing a 765-KV sub-station in North Chennai is under way.
The official said the pooling sub-station is proposed for evacuating 3,440 MW of power from the thermal power projects in North Chennai. The four new pooling sub-stations would be executed at a cost of Rs. 90,000 million. At present, there are 14 sub-stations of 400-KV capacity in the State. Four of them are owned by Tantransco and 10 maintained by Power Grid Corporation (PGCIL).
<strong>Company Profile : <a href=http://industry-report.net/tangedco>Tangedco</a></strong>
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