June 30, 2012

The Power Grid Corporation of India Limited has earmarked Rs 6,000 crore for expansion plans in Southern region. The southern region is one of the nine regions of power grid, spreading across the states of Andhra Pradesh and parts of Orissa, Maharashtra, Karnataka and Tamil Nadu.

According to a company official, currently seven new 765/400KV sub-stations are under construction at Nellore, Raichur, Kurnool, Hyderabad, Khammam, Vemagiri and Srikakulam and four out of these seven stations are the latest state of the art technology gas insulated sub stations.

The region has 7,213 circuit kilometers (ckms) of 400 KV High Voltage Alternating Current (HVAC) and 1910 ckms of 500KV High Voltage Direct Current (HVDC) transmission lines in operation. The region has ten 400 KV HVAC substations with a transformation capacity of 6300 Megavolt Ampere.

Transmission lines of over 4000 ckms are under construction spread over Andhra Pradesh and parts of Tamil Nadu, Karnataka and Maharashtra. The company is spending Rs 6000 crore as part of the total expansion plans in the region.