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Forwards LER 97-033-00 re discovery in which application of changed input to previously approved ECCS Model resulted in exceeding 10CFR50.46 acceptance criteria.

Accession Number: ML20198E305

Date Released: Thursday, July 30, 2020

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• ML20198E300 - Forwards LER 97-033-00 re discovery in which application of changed input to previously approved ECCS Model resulted in exceeding 10CFR50.46 acceptance criteria. (1 page(s), 1/5/1998)
• ML20198E332 - LER 97-033-00:on 971205,change in HPSI flow measurement exceeded 10CFR50.46 acceptance criteria.Caused by inadequate procedures.SBLOCA ECCS performance analysis was performed using S2M evaluation model. (6 page(s), 1/5/1998)