The reason for the shutdown of the main circulation pump was the blackout of own use section of 6 kV 3BC, the press service of NNEGC Energoatom said.
On September 12, at 13:12, after eliminating the issues, an increase in the capacity of power unit No.3 of Rivne NPP (VVER-1000) was started; on September 13, at 10:17, the capacity of the unit reached its nominal value.
Recall, on September 12, at 09:07 in accordance with the submitted application, in order to find out and eliminate the reasons for the shutdown of the main circulation pump-3 of power unit No.3 of RNPP, the capacity of the unit was reduced to 560 MW. The reason for disconnecting the MCP-3 was the de-energization of the own use section of 6 kV 3BC.
As of 10:30 on September 13, three power units of the Rivne NPP with a total load of 1790 MW are in operation. There are no comments on the operation of the main equipment of the working power units and personnel.
36 days of average preventive maintenance last at power unit No.4 of the RNPP (VVER-1000). All works are carried out according to the schedule.