The diesel-electric submarine of project 636.3 Rostov-on-Don began the inter-naval transition from the Black Sea to the Baltic. The submarine is sent for scheduled repairs, which will be carried out at one of the OSK enterprises in the Baltic.
According to the Ministry of Defense, the Rostov-on-Don submarine has already passed the straits and entered the Mediterranean Sea, continuing its transition to the North-West of the country. The military department did not specify which shipyard the submarine was sent to carry out scheduled repairs, but there is a high probability that it will be the Kronstadt Marine Plant, where another project 636.3 diesel submarine, Stary Oskol, is currently undergoing scheduled repairs. Her return to the roster fleet planned for July.
DEPL Rostov-on-Don became part of the Black Sea Fleet at the end of December 2014. She is the second after the lead diesel-electric submarine Novorossiysk in a series of six Varshavyanka built for the Black Sea Fleet at the Admiralty Shipyards in St. Petersburg.
Laid on November 21, 2011, launched on June 26, 2014, on October 21, 2014 factory sea trials began. Joined the fleet on December 27, 2014.
Main characteristics: Surface displacement 2350 tons, underwater 3950 tons. Length 73,8 meters, width 9,9 meters, draft 6,2 meters. Surface speed 17 knots, underwater 20 knots. Working immersion depth of 240 meters, the limit of 300 meters. Autonomy of swimming for 45 days. The crew of 52 people.
Engines: 2 diesel generators of 1000 kW each, supplying: main electric motor 5500 hp, economic electric motor with a power of 190 hp, two standby electric motors of 102 hp each Mover - one seven-blade low-speed propeller.
Armed with 533-mm torpedoes and cruise missiles "Caliber".