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ADMIRALTY SHIPYARDS JSC COMMENCED SEA TRIALS OF “KRONSHTADT” SUBMARINE

17.12.2021

Admiralty Shipyards JSC has started the first stage of factory sea trials of Project 677 "Kronshtadt" submarine.

Within the first stage, which will take place in the Gulf of Finland, speed and maneuvering tests of the submarine will be carried out. The enterprise's specialists will perform the reballasting and heeling test of the submarine, check the sonar complex, navigation and communication complexes, and test the lifting and mast-hoisting devices. The completion of the first stage of the factory sea trials of the submarine is scheduled for the end of December this year.

Admiralty Shipyards JSC is building "Kronshtadt" submarine according to the adjusted design, based on the results of the operation of the pilot vessel. The submarines are equipped with the modified control system for onboard facilities, electric propulsion system, navigation complex.

Project 677 subsurface ships are the fourth generation of non-atomic submarines and at the present time are considered the most advanced and perspective national non-atomic submarines considering both combat efficiency and other performance characteristics. Admiralty Shipyards JSC is the only facility for this class vessels construction.

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