Mirion IST FRANCE
Electrical Penetration Assemblies for Containment Building of Nuclear Reactor

Electrical Penetrations assure the crossing of all types of cables throughout the containment structure in maintaining the pressure boundary integrity in any case of operation ( normal ou accidental )while maintaining simultaneously the electrical continuity of the circuits.

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Mirion IST FRANCE
"Severe Accident" Lines & Connectors

Mirion IST France developped special lines, with Mineral Insulating Cables, Connectors and Modules for Electrical Penetrations to assure the electrical integrity of the data transmission in case of "Severe Accident" due to reactor core melting.

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Mirion IST FRANCE
"Severe Accident" Thermocouples

The "Severe Accident" thermocouples are applications directly relating to "Severe Accident" Lines. They concern specific applications such as : detection of reactor vessel failure, hydrogen recombiners operating control ...

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Mirion IST FRANCE
Alarm Cabinets

Any change of state of a switch inside containment is transformed in an audible and flashing signal, according to a standardized sequence. This signal is forwarded to the control room and displayed on the control panel.

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A propos de Mirion IST FRANCE

Founded in 2004 from the acquisition of the Nuclear Division of AUXITROL by IST MIRION Technologies IST France is world leader of Electrical Penetration Assemblies for containment building of nuclear reactor.


Based on a high level young team, the Company has reinforced its leading position in its field and developped new applications.In the scope of EPR IST France developped a range of special products for Severe Accident conditions.

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