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Forwards LER 93-003-00 re automatic turbine trip followed by reactor trip resulting in inadvertent tripping of main generator exciter field breaker & automatic actuation of ESF,including reactor protection sys.

Accession Number: ML20035A322

Date Released: Tuesday, December 1, 2020

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• ML20035A321 - Forwards LER 93-003-00 re automatic turbine trip followed by reactor trip resulting in inadvertent tripping of main generator exciter field breaker & automatic actuation of ESF,including reactor protection sys. (2 page(s), 3/18/1993)
• ML20035A324 - LER 93-003-00:on 930218,reactor trip occurred as result of exciter field breaker opening & turbine tripped on electrical relay protection signal.Caused by instructor failing to evaluate risks.Disciplinary action taken. (6 page(s), 3/18/1993)