The described issue was linked to a 3rd party automatic voltage regulator (avr) from supplier: swof (type uk50n, manufacturer jinghong electrical), which was used in combination with an achieva 3.0t philips magnetic resonance imaging device (6nc: 781177).The mr device did not contribute to this issue the event resulted in a burned connection block at the input of the automatic voltage regulator (avr).The incident was limited to this connection block and did not propagate.The quality of the used components likely limited the propagation (e.G., flammability rating).The likely cause of the event (i.E., overheated/damaged connection block) was a bad connection.This bad connection can be a result of an initial mistake during installation (missed torqueing of the connector) or that the connection did degenerate during the usage, for instance as result of thermal cycles.Or a combination of both.The input and the output cables were not installed by philips, but by the supplier of the avr.
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