DEMOSTENES: El submarino diesel-eléctrico San Petersburgo iniciará en mayo las pruebas finales

DEMOSTENES: El submarino diesel-eléctrico San Petersburgo iniciará en mayo las pruebas finales

General characteristics
Type:	Submarine
Displacement:	2,700 long tons (2,700 t) submerged
Length:	72 m (236 ft 3 in)
Beam:	7 m (23 ft 0 in)
Draft:	6.5 m (21 ft 4 in)
Propulsion:	Electric propulsion motor on permanent magnets Storage battery with increased service life 2 diesel Air Independent Propulsion (AIP) systems based on oxygen-hydrogen fuel cells 1 shaft 2,700 hp (2,013 kW)
Speed:	20 knots (23 mph; 37 km/h)+
Endurance:	45 days
Test depth:	300 m (984 ft)
Complement:	38 officers and men
Armament:	6 × 533 mm (21 in) torpedo tubes 18 torpedoes and tube launched cruise missiles: • SET 16 torpedoes • Novator Alfa or Oniks SSM • RPK-6/SS-N-16 Vodopod/Stallion SUBROC Vessels Sankt Peterburg (B-585) Laid down in December 26, 1997, Launched October 28, 2004. To be commissioned in 2010.[1] Kronshtadt (B-586) Laid down on July 28, 2005 Petrozavodsk (B-587) Laid down on July, 2006 at the Admiralty Shipyards Sevastopol (B-588) Laid down on November 10, 2006 at the Admiralty Shipyards