INES-event
INES 0

REACTOR TRIP DUE TO STEAM GENERATOR HIGH HIGH LEVEL SIGNAL

During start-up of the plant after repair of RHR inlet valve at 16% reactor power, steam generator high high level signal caused by unskilled manual SG level control initiated turbine and reactor trip.
Justification: As full safety functions were available, the event is rated at level 0 as per user's manual part III, table II, Box A1.

Location: YONGGWANG-2
Event date: Thu, 16-09-1993
Nuclear event report
Legenda & explanation