Name: FS JEAN de VIENNE D643
Namesake: Jean de Vienne
Laid down: 26 October 1979
Launched: 17 November 1981
Commissioned: 25 May 1984
Identification: D643
Status: in active service
General characteristics
Class and type: Georges Leygues-class frigate
Displacement: 3,550t (3,494 long tons) 4,500t (4,429 long tons) full load
Length: 139m
Beam: 14m
Height: 39.36m
Draught: 5.8m
Propulsion:
CODOG
2 × Pielstick PA 6 V280 STD diesels, 5,200 hp (3,878kW)
2 × Rolls Royce Olympus TM3B gas turbines, 26,000hp (19,388kW)
2 shafts with 4-blade controllable pitch propellers
Speed:
30 knots (35mph; 56km/h) on gas turbines
21 knots (24mph; 39 m/h) on diesels
Range:
1,000nmi (1,900km) at 30kn (35mph; 56km/h) on gas turbines
10,000nmi (19,000km) at 15kn (17mph; 28km/h) on diesels
Complement: 20 officers, 120 nco, 95 men
Sensors and processing systems:
Detection:
1 Air/surface sentry radar DRBV51C
1 Air sentry radar DRBV 26
1 Fire control radar DRBC 32E
2 Navigation radar KH 1007
1 Hull sonar DUBV 23
1 Towed sonar DUBV 43C
Tactical information:
SENIT 4
SEAO/OPSMER
Electronic warfare and decoys:
2 Radar interceptors ARBR 16
2 × Syllex chaff launchers
Armament:
Anti-air:
1 × Crotale EDIR system - 8 missiles on launcher + 18 stored
2 × Simbad systems - 2 × 2 Mistral missiles
1 × CADAM 100mm main gun
2 × 20mm guns
4 × 12.7mm machine guns
Anti-surface:
4 × Exocet MM38 missiles
Anti-submarine:
10 × L5 Mod4 torpedoes
2 × L5 torpedo launchers
Aircraft carried:
2 × Lynx WG13 Mk.4 helicopters, each with:
1 × DUAV4 sonar
Rheseda system for transmission of acoustic data
12 × Mark 46 torpedoes