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fighting ships of the world

LATVIAN NAVY (LATVIA)

SUBMARINES

RONIS submarines (1927)

Ronis 1928

Name No Builder Laid down Launched Comp Fate
Ronis   A C de la Loire, Nantes, France 1925 1/7/1926 1927 to USSR 13/8/1940 (Ронис <Ronis>)
Spidola   A C de la Loire, Nantes, France 1925 6/10/1926 1927 to USSR 13/8/1940 (Спидола <Spidola>)

 

Displacement standard, t

 

Displacement normal, t

390 / 514

Length, m

55.0

Breadth, m

4.80

Draught, m

3.60

No of shafts

2

Machinery

2 Sulzer diesels / 2 electric motors

Power, h. p.

1300 / 700

Max speed, kts

14 / 9

Fuel, t

diesel oil 19

Endurance, nm(kts) 1600(14) / 85(4.5)

Armament

1 x 1 - 75/35 M1925, 6 - 450 TT (2 bow, 2 x 2 turnable, 8)

Complement

27

Diving depth operational, m

50

Ship project history: Loire-Simonot designed submarines. Double0hulled, TTs were arranged traditionally for French designs: 2 fixed tubes were installed in the bow of pressure hull and two twin mounts were installed in the superstructure and closed by folding shields. Turnable TTs can be reloaded only in the base.

Modernizations: None.

Naval service: 13/87/1940 both submarines were incorporated into Soviet Navy under former names.

Ronis 1927

© Ivan Gogin, 2009-15