Annex 1

(Art. 4)

Definitions

In this Ordinance:

1. Finding means the identification of a condition of components that may have an impact on safety but have not given rise to an event.
2. Event means an occurrence in the operation of a installation or during transport that may have an impact on safety.
3. Clearance measurement means proof of clearance from mandatory licensing and supervision in accordance with Article 106 RPO¹.
4. Maintenance means all measures to preserve and restore the required condition of equipment and systems, and to determine and assess their current status.
5. Core cooling means the removal of heat from the reactor core via cooling systems in order to ensure that the design temperature of all core components is not exceeded.
6. Core damage frequency means the frequency per annum of damage to the reactor core caused by accidents as calculated by a probabilistic safety analysis.
7. Normal operation means the operating state within specified operating limits and in accordance with applicable regulations.
8. Safety classification means the classification of structures, systems and components of a nuclear installation into building, safety and earthquake classes in line with their relevance to nuclear safety.
9. Accidents means any condition deviating from normal operation that requires the intervention of a safety system.
10. System means a combination of mechanical or electrical equipment that is required for performing a specific function.
11. Technology means specific knowledge that is not generally accessible or does not serve the purpose of basic research in the form of technical data or technical support that is required for development, manufacture or utilisation.
12. Partner State means a state that participates in international control measures that are non-binding under international law but which are supported by Switzerland.