Reactor Core, Fuel Assemblies and Control Rods: Design and Operation

ENSI-G20/e

Guideline ENSI-G20 stipulates the requirements for the design and operation of the reactor core, fuel assemblies and control rods of nuclear power plants. It includes corresponding requirements for levels of defence 1 to 4a. Requirements that do not explicitly refer to individual levels of defence are applicable to levels of defence 1 to 3.

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