Kudankulam NPP, India

Location Near Kudankulam, Tamil Nadu state, Republic of India
Type of reactor VVER-1000
Number of Power Units Units: 4 (including 2 ones in operation, 2 ones being constructed)
General Designer Atomenergoproekt, JSC
Technical assistance JSC Atomstroyexport
Customer the Nuclear Power Corporation of India (Ltd) (NPCIL)


Kudankulam NPP is constructed pursuant to the Intergovernmental agreement concluded in November 1988 and the Addendum thereto as of June 21, 1998.

Unit 1

It is connected to the Indian national electric grid in 2013. On December 31, 2014, the power unit was put into commercial operation, on August 10, 2016 it was officially put into operation.

Currently it is the high-output power unit in India that meets the up-to-date safety requirements.

Unit 2

August 29, 2016 was the date of the unit physical start-up.

On April 2014, the RF and Indian governments signed the general frame agreement on construction of Kudankulam NPP-2 (power units 3, 4) with the Russian participation, while in December the documents were signed that allowed its construction. On June 29, 2017, the first concreting was made at power unit 3.

On June 1, 2017, the General Frame agreement for the Kudankulam NPP-3 (power units 5, 6) construction was signed. On July 31, 2017, JSC Atomstroyexport and the Nuclear Power Corporation of India (Ltd) signed contracts for first priority design works, elaboration of the working documentation and supply of the main equipment for KK NPP Units 5 and 6. It means Kudankulam NPP-3 transition to the stage of actual implementation.