Research reactor power detectors outside OL&C

Print View Posted on: 02 February 2021

Event Date: 27 January 2021 Event Type: Research Reactor
Event Location: Belgium, Research Reactor BR2 (SCK CEN) INES Rating: 2 (Final)

During production of medical isotopes, the reactor power measurement chains are displaced to ease this process. Due to this displacement of the power measurements detectors, the measurement range was below the limit of 90 % (which is the limit as described in the Technical Specifications of the reactor) during 28 minutes.
The event had no consequences on the functioning of the reactor and had no radiological consequences for the workers, the public and the environment.

INES Rating: 2 - Incident (Final) as per 01 February 2021
Release beyond authorized limits? No
Overexposure of a member of the public? No
Overexposure of a worker? No

Contamination spread within the facility? No
Damage to radiological barriers (incl. fuel damage) within the facility? No

Degradation of Defence In-Depth Yes

Person injured physically or casualty? No
Is there a continuing problem? No

Simon Coenen
Federal Agency for Nuclear Control (FANC)
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