IEVref:395-07-82ID:
Language:enStatus: Standard
Term: anticipated operational occurrence
Synonym1: AOO
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Definition: all operational processes deviating from normal operation which are expected to occur once or several times during the operating life of the plant and which, in view of appropriate design provisions, do not cause any significant damage to items important to nuclear safety nor lead to accident conditions

Note 1 to entry: This entry was numbered 393-18-18 in IEC 60050-393:2003.


Publication date:2014-03
Source IAEA 3, modified
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