Metsamor Nuclear Power Plant (Metsamor)

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The Metsamor NPP consists of two power units with WWER-440/270 reactors. The Unit 1 was put into operation on December 22, 1976 and the Unit 2 was put into operation on January 5, 1980. The installed power of the units is 407,5 MW(e).

In 1989 the USSR Ministers Council made a decision on the shut down of the Metsamor NPP. The Unit 1 and the Unit 2 were shut down on February 25, 1989 and March 18, 1989, correspondingly. After the collapse of the USSR the following events resulted in severe energy crisis in Armenia.

On April 7, 1993 the Government of Armenia made a decision on restart of the Unit 2. On November 5, 1995 the MNPP Unit 2 was restarted, after 6,5 years of shut down. With restart of the Metsamor NPP after severe energy crisis Armenia moved on to day-and-night power supply schedule.