Sierra class
 ARC Sierra leaving port, 2023
| |
| Class Overview | |
|---|---|
| Builders: |
Arsenale Corric Gilda Varien Shipyards |
| Operators: | Royal Antoran Armada |
| Class before: | Régeñe Natalia Romero class |
| Built range: | 2022 |
| In commission: | Present |
| Ships completed: | 4 |
| Ships active: | 4 |
| General characteristics | |
| Type: | Anti-submarine corvette |
| Displacement: | 1,366 t metric tons |
| Length: | 70.4 m (231 ft 0 in) |
| Beam: | 10.5 metres (34 ft 5 in) |
| Draft: | 2.8 metres (9 ft 2 in) |
| Installed power: |
2 × 400KW GSEB Adamantia diesel generators 1 × 500KW Solaris 108:G gas generator |
| Propulsion: |
CODOG system 2 × Sistemos Armada Ultíma 6kDG-8 8-cylinder diesel engines generating 6,000 hp (4,500 kW) each 1 × Sistemos Armada 36kGTG gas turbines producing 36,000 hp (27,000 kW) each |
| Speed: | 25 kn (46 km/h; 29 mph) |
| Range: | 2,000 nmi (3,700 km; 2,300 mi) |
| Endurance: | 18 days |
| Boats & landing craft carried: | 1 launch |
| Troops: | 10 marines |
| Complement: | 66 crew, 10 officers |
| Sensors and processing systems: |
SVA/G18A+ 3D surface-search and air radar SVA/80-M Electronic Support Surveillance Equipment Luz Libertad SEC-99 Tactical/Topographic Sonar Suite Luz Libertad ETRS-7/C fire-control radar and tactical systems suite |
| Electronic warfare & decoys: |
1 × Lima Alto EWAR system 1 x AQUILA countermeasures/chaff/decoy/active kill launching suites |
| Armament: |
Guns 1 × 100mm HerCan Armas-6/T naval gun 2 × crew served 12.7mm machine guns Missiles 4 x dual tube Ballista-99 tactical missile tubes (Avia DBMO3 anti-ship missiles) or (Avia ABRGO4 surface-to-air missiles) Torpedos 2 x 324 mm triple torpedo tubes (Arma Nautico Modelo 11F1 smart warhead torpedos) |
| Armor: | 1 cm |
| Aircraft carried: | 1 × H-20 Marsopa anti-submarine helicopter |
| Aviation facilities: | Flight deck and Hangar |