French submarine Le Vigilant (S618)

Le Vigilant
History
France
Name Le Vigilant
Namesake "Vigilant"
Cost €4.282 billion (2010)
Laid down 1997
Launched 19 September 2003
Commissioned 26 November 2004
Homeport Île Longue
Identification S618
General characteristics
Class and type Triomphant-class submarine
Displacement
  • 12 640 tonnes (surfaced)
  • 14 335 t (submerged)
Length 138 m (453 ft)
Beam 12.50 m (41.0 ft)
Draught 10.60 m (34.8 ft)
Propulsion
  • Pressurised water K15 nuclear reactor (150 MW (200,000 hp)), LEU 7%; turboreductor system; Pump-jet
  • 2 SEMT Pielstick diesels-alternators 8PA4V200 SM (700 kW (940 hp)) auxiliaries.
  • 30,500 kW (40,900 hp)
Speed over 25 knots (46 km/h)
Range Unlimited distance; 20–25 years
Test depth Over 400 m (1,300 ft)
Complement
  • 15 officers
  • 96 men
Sensors and
processing systems
  • Sonar DMUX 80
  • Sonar DUUX 5
  • Sonar DSUV 61B Very Low Frequency
  • Racal Decca radar (navigation)
  • SCC : SET (Système d'exploitation Tactique) : tactical operational system
Electronic warfare
& decoys		 ARUR 13
Armament
  • Nuclear: 16 M45 or M51 missiles with six to ten TN 75 150 kt or TNO 100-300 kt thermonuclear warheads
  • Anti-submarine : 4 × 533 mm (21 in) tubes for F17 torpedoes
  • Anti-surface : Exocet SM39

Le Vigilant is a Triomphant-class strategic nuclear submarine in service with the French Navy.

See also