10 CFR 50.72(b)(2)(iv)(A), System Actuation - ECCS Discharge

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System Actuation - ECCS Discharge

(iv)(A) Any event that results or should have resulted in emergency core cooling system (ECCS) discharge into the reactor coolant system as a result of a valid signal except when the actuation results from and is part of a pre-planned sequence during testing or reactor operation.

System Actuation Reporting Summary

Valid Invalid
Moved ENS + LER LER (as 60 day ENS)
Not moved ENS + LER None

4-hour (ENS)

While Critical or RPS (ie Scram)

8-hour (ENS)

60-day (LER)

60-day (ENS)

Allowance for invalid signals which actuated a system