“The first Poseidons ammunition has been made, the Belgorod submarine will receive them in the near future,” he said.
According to the interlocutor of the agency, separate tests of the main components of Poseidon, including a nuclear power plant, have been successfully completed.
TASS does not have official confirmation of this
Earlier, TASS reported that the crew of the Belgorod submarine completed a series of throw tests of the Poseidon torpedo mock-up.
In June 2022, a TASS source in the shipbuilding industry reported that the Belgorod nuclear submarine was undergoing state tests in the Barents Sea. The first carrier of nuclear underwater drones “Poseidon” – the submarine of project 09852 “Belgorod” – was launched on April 23, 2019 at the Sevmash plant (part of the United Shipbuilding Corporation). Her transfer to the fleet took place on July 8, 2022
Via https://tass.ru/armiya-i-opk/16805101