On January 4, 2024, the Unit 1 was operating at 100% power. At 09:00 (local time) the steam tunnel cooling unit “1-RRA-FC-009A” was started due to equipment rotation resulting in the loss of energy in the Motor Control Center (MCC) “1-R31-MCC-1BA-AA” with the failure of the electrical protection of... Reported by Comision Nacional de Seguridad Nuclear y Salvaguardias of Mexico on 12 Jan 2024. Last update on 12 Jan 2024