"Tetis" type manned submersible
project 1605

 PHOTOS




 Six submersibles of this design were built at Leningrad. Depending of the task they can be operated under one of two modes, the submerged towage mode or the hydrostatic mode. Submersibles is equipped whith a radio and telephone communication, automatic camera with a flash, and can transmit video information on board of a support vessel.
 In 1990 additionally were delivered four modernized submersibles of "Tetis-N" type.
Purpose of the vessel:     - search and recording of fishery objects, and prediction and estimation of their stock
    - maintaining control over trawl operations
    - underwater teleshooting, filming and photography
Length (m) 4.30
Breadth (m) 3.21
Height (m) 1.80
Displacement (tonnes) 2.95
Weight (tonnes) 3
Speed under water (kn) 6
Crew 2
Operating depth when towed (m) 200
Operating depth under hydrostat condition (m) 300
Active submerged work time (hr)
6
Passive submerged period (hr) 24
Power supply
power is supplied by means of a cable from a support vessel
Number of units 6
Years of building 1972-1974
Built by "Leningradskoe Admiralteyskoe Obyedinenie", Leningrad, USSR

List of submersibles
Yard. №
Date of built
Name
01660
01.09.1972
"БК-72-01" ("BK-72-01")
01806
02.09.1973
"БК-72-02" ("BK-72-01")
01807
28.12.1973
"БК-72-03" ("BK-72-01")
01808
22.08.1974
"БК-72-04" ("BK-72-01")
01809
16.12.1974
"БК-72-05" ("BK-72-01")
01836
16.12.1974 "БК-72-06" ("BK-72-01")



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