The Transmission Company of Nigeria, has vowed to investigate the cause of the National grid collapse on Monday and Tuesday.
Spokesperson of the company, Ndidi Mbah, disclosed this in a statement on Tuesday.
According to him the national grid experienced what it called a partial disturbance on Monday, saying efforts to fully recover the grid were still ongoing as of Tuesday.
However, the Minister of Power, Adebayo Adelabu, said there was nothing like a grid collapse but a trip-off.