This was announced by plant's administration.
The incident occurred at 14 hours 03 minutes in the premises that are not serviced.
"This structure is not a responsible building structure of the Shelter premises. There are no violations of limits and conditions of safe operation of the Shelterin accordance with production schedules," said the statement.
"There are no changes of the radiation situation at the site of Chernobyl exclusion zone and no injured," assured the NPP press service.