National grid didn’t collapse Monday – TCN clarifies The Transmission Company of Nigeria has clarified that the national grid did not collapse on Monday. Ndidi Mbah, the General Manager of Public Affairs, disclosed this in a statement on Tuesday. There were reports that the national grid collapsed on Monday around 2:47 p.m., resulting in a nationwide blackout. However, TCN explained that what happened was arcing on the Benin-Egbin 330kV isolator, which caused line tripping and a consequent loss of supply to some areas around 2:47 p.m. on Monday. The affected areas were the Lagos axis, parts of the South West Region, parts of the North Central, and Abuja. Meanwhile, other areas, including the South Eastern region, North East, and other parts of North Central and South West, had full power supply. As an update, TCN said bulk power had been restored in the affected areas around 6:10 p.m. on Monday. “The Transmission Company of Nigeria (TCN) hereby notes that at about 6:10 p.m. yesterday,