is there any protective grid
electric pole
Answers
Power Grid Corporation of India Limited (POWERGRID, the 'Central Transmission Utility (CTU)' of the country and a 'Navratna' Company operating under Ministry of Power, is engaged in power transmission business with the responsibility for planning, implementation, operation and maintenance of Inter-State Transmission System (ISTS). POWERGRID is a listed Company, with 57.90% holding of Government of India and balance by Institutional Investors & public.
Subtransmission lines carry higher voltage power from regional substations to local substations. They usually carry 46 kV, 69 kV, or 115 kV for distances up to 60 miles. ... Transmission lines carrying voltages of above 230 kV are usually not supported by poles, but by metal pylons (known as transmission towers in the US).