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French submarine Vigilant (S618)

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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)), 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 SLBM missiles with TN 75 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 of the French Navy.

The Royal Navy also has a SSBN in service called Vigilant.



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