In 2005, Unit 3 was upgraded to 456 MWe gross capacity, and the same upgrade was made to Unit 1 and Unit 4 in 2007.
Unit 3 was upgraded to 456 MWe gross capacity. This was in 2005. The same upgrade was made to Unit 1 in 2007. This was in 2005. The same upgrade was made to Unit 4 in 2007. This was in 2005.