Incident: Brief Station Blackout At Oi Nuclear Plant, Japan

The Oi nuclear plant had a brief station blackout (loss of all power) when a trainee hit the wrong switch and plunged the unit 3-4 complex into darkness. The operator accidentally hit a button that shut off all power during a training exercise and the emergency diesel generator failed to take over. The blackout only lasted about 1 minute. KEPCO reports no damage from the incident.

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