Research Manned Submersible are 15-ton, three-man vehicles capable to
operate at depth up to 4 km Submersibles are intended primarily to carry
out scientific research, works with research drilling ship, underwater
inspection, search and recovery etc.
All structures of
were produced from Ti alloys.
Two submersibles are being
also can be used as
tourist vehicles for extremal tourism for example on black smokers or
other deepwater objects.