In an exclusive interview with the Islamic republic news agency, the minister said the nationwide network's capacity stood at about 7,024 megawatts in 1978 when the victory of the Revolution took place while the figure was 49,517 megawatts last year which showed a growth of 42,493 megawatts.
Fattah also highlighted the remarkable growth in the capacity of country's installed power network in the past three years since the inauguration of the cabinet of President Mahmoud Ahmadinejad.
He said while the average growth rate of the power network from the victory of the Revolution to last year was about 7 percent, the figure was registered as 11 percent in the past three years.
Pointing to his ministry's projects in power-generating sector, he said a total of 27 power plants, with a capacity of generating 19,336 megawatts, are programmed to become operational or enter construction phases in one year's time by private sector contractors.
The minister also said 24 units of thermal power plants, expected to produce 3,838 megawatts, were also planned to be implemented during the next year of which 6 units have already joined the power network.