India’s national electricity grid operator, Power Grid Corporation (Powergrid) of India, has brought in ABB to undertake construction of a 6GW transmission trunkline to transport electricity to some 80 million people.

The 1,830km-long Raigarh-Pugalur ultra-high-voltage direct current (UHVDC) system will connect Raigarh in Central India to Pugalur in the southern state of Tamil Nadu with a two-way 800kV link that will integrate thermal and wind energy sources.

“Delivering