Bhumibol Adulyadej–class frigate

The Bhumibol Adulyadej-class frigate is a class operated by the Royal Thai Navy. The design is a variant of the Gwanggaeto the Great-class destroyer, with additional stealth features.[2]This is the first ship in the High-Performance Frigate Boat Project of the Royal Thai Navy. It is able to perform 3D combat operations on surface, underwater and air.

HTMS Bhumibol Adulyadej (FFG 471)
Class overview
Builders: Daewoo Shipbuilding & Marine Engineering, Busan, South Korea
Operators:  Royal Thai Navy
Preceded by: Gwanggaeto the Great-class destroyer
Built: 2013-2017
In commission: 2019–present
Planned: 2
Completed: 1
Active: 1
General characteristics
Type: Multi-role stealth Frigate
Displacement: 3,700 tons full load
Length: 124.1 m
Beam: 14.40 m
Draught: 8 m
Installed power:
Propulsion: 4 x Ship Service Power Generation (Each of 830 kW Rated output)
Speed: 33.3 knots (61 km/h; 38 mph)
Range: 4,000 nautical miles at 18 knots
Crew: 141 officers
Sensors and
processing systems:
  • 1 x Sea Giraffe 4A AESA long range surveillance radar
  • 1 x Saab SEA GIRAFFE AMB medium range 3D surveillance radar
  • 1 × Wartsila X-band Navigation radar
  • 1 × Wartsila S-band Navigation radar
  • 1 × Tactical Air Navigation System
  • 1 x Surveillance camera
  • 2 x Saab CEROS 200 fire control radar
  • 1 x Saab EOS 500 Electro Optical Fire Control
  • 1 x Atlas ASO DSQS-24 Hull Mounted Sonar
  • 1 x Atlas ELEKTRONIK ACTAS Towed Array Sonar
  • 15 x Saab 9LV Mk4 Multi-Function Consoles
  • 2 x Continuous Wave Illuminators
  • 2 x Target Designation Sight: Bridge Pointer
  • 2 x Identification Friend or Foe
  • 1 x ADS – Broadcast
  • Stealth technology
  • Radar Cross Section Reduction
  • Infrared Reduction
  • Underwater Radiated Noise Reduction
  • Degaussing System
  • NBC Protection System
Electronic warfare
& decoys:
  • 1 x Harris ES-3601 Radar-ESM
  • 1 x R&F DDF-255 Communication-ESM
  • 6 x Terma C-Guard DL-12T Mk. 137 Decoy Launchers
  • Active-offboard ECM
  • Mk.234 Nulka anti-ship missile decoy system
  • Naval Group CANTO-V anti-torpedo decoy system
Armament:
Aircraft carried: 1 x S-70B Seahawk or MH-60S Knight hawk

The lead ship of the class, named HTMS Bhumibol Adulyadej, is constructed in South Korea. It was commissioned on January 7, 2019, with the original name as HTMS Tha Chin. It was subsequently renamed HTMS Bhumibol Adulyadej.[3]

Ships in class
Name Hull no. Builder Laid down Launched Commissioned Status
HTMS Bhumibol Adulyadej FFG-471 Daewoo Shipbuilding & Marine Engineering 15 May 2016 23 January 2017 7 January 2019 Active
HTMS Prasae FFG-472 Postponed

See also

References
  1. ATLAS ELEKTRONIK to deliver Bow and Towed Sonar systems for new Royal Thai Navy frigate
  2. Nanuamy, Wassana (19 December 2018). "Navy prepares to receive new ship". Bangkok Post. Retrieved 9 January 2019.
  3. Voytenko, Mikhail (26 October 2019). "Thai Navy News – new frigate, another one postponed, submarine keel laying ceremony". FleetMon. Retrieved 9 January 2019.
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