The Transmission Company of Nigeria, TCN, says recovery efforts began immediately after the national grid experienced a disturbance at approximately 11:29 AM today.
TCN said this was a result of a sudden rise in frequency from 50.33Hz to 51.44Hz of which Abuja Axis was restored within 28 minutes and recovery is still ongoing.
TCN spokesperson Ndidi Mbah disclosed in a statement that the frequency spike was caused by issues encountered at one of TCN’s substations, which had to be shut down to prevent further complications.
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In addition to this, TCN was engaged in significant repair work on several critical transmission lines and substations which includes the 330kV transmission lines along the Shiroro–Mando axis, major upgrades at the Jebba Transmission Substation, and the restoration of the second Ugwuaji–Apir 330kV transmission…