On 5 May 2018, EDF filed a complaint against unknown persons at the Cherbourg police station.This complaint concerns disappearance of the padlocks closing cabinets housing the computer equipment for Flamanville EPR I & C system*. However, the seals inside the cabinet were intact.
No padlocks were missing from the cabinets housing the computer equipment for the reactor protection I & C system.
All the competent authorities were immediately notified. An enquiry is being conducted to ascertain the circumstances of this event. EDF has also initiated an audit on integrity of the I & C system.
This event did not have any impact on plant safety.
EDF strongly condemns this malicious act.
* The instrumentation and control system is made up of all the systems for operation of a nuclear power plant.
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