Dhaka, Sept. 10 -- Rosatom's Mechanical Engineering Division has completed the trial assembly of the second RITM-400 reactor unit intended for the most powerful nuclear icebreaker Rossiya. It was assembled in ZiO-Podolsk plant. The icebreaker will allow year-round shipping of vessels in the eastern sector of the Northern Sea Route and will give a strong impetus to the development of the Arctic.

The trial assembly is the final stage of manufacturing the nuclear vessel's "heart". During this stage, all the components are thoroughly tested for their compatibility before they are transported to the shipyard.

The main power unit of the icebreaker consists of two RITMs-400. The first reactor was manufactured in May 2025. Due to the exceptiona...