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REACTOR UNIT NO.2 SCRAM ON CONSENSER LOW VACUUM

On 19-4-92, when generation was 82 MWe, main condenser vacuum crashed from 71 cm to condenser low vaccum scram settings in a period of 2 to 3 minutes. Reactor scrammed on condenser low vacuum.
On investigation, the heater drain tank level transmitter sensing line (1" size) was found sheared off. Normal scram recovery actions were taken.

Location: TARAPUR-2
Event date: Sun, 19-04-1992
Nuclear event report
Legenda & explanation