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FIGHTING SHIPS OF THE WORLD
SIAM / THAILAND
ESCORTS
PHUTTHA YOTFA CHULALOK frigates (1970-1974/1994-1996)
Photo
Phuttha Loetla Naphalai 2001
Ships
| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
|---|---|---|---|---|---|---|---|
| พุทธยอดฟ้าจุฬาโลก [Phuttha Yotfa Chulalok] (ex-Truett) | 461 | Avondale, Westwego, USA | 27.4.1972 | 3.2.1973 | 1.6.1974 // 30.7.1994 | stricken 4.2015 | |
| พุทธเลิศหล้านภาลัย [Phuttha Loetla Naphalai] (ex-Ouellet) | 462 | Avondale, Westwego, USA | 15.1.1969 | 17.1.1970 | 12.12.1970 // 27.11.1996 | stricken 9.2017 |
Technical data
| Displacement standard, t | 3020 |
|---|---|
| Displacement full, t | 4066 |
| Length, m | 126.5 wl 133.5 oa |
| Breadth, m | 14.3 |
| Draught, m | 7.60 |
| No of shafts | 1 |
| Machinery | 461: 1 set Westinghouse geared steam turbines, 2 Combustion Engineering boilers 462: 1 set Westinghouse geared steam turbines, 2 Babcock & Wilcox boilers |
| Power, h. p. | 35000 |
| Max speed, kts | 27 |
| Fuel, t | oil |
| Endurance, nm(kts) | 4500(20) |
| Armament | 1 x 8 Harpoon SSM / ASROC ASuR (4 RGM-84A, 12 RUR-5), 1 x 1 - 127/54 Mk 42, 1 x 6 - 20/76 Phalanx Mk 15, 4 x 1 - 12.7/90, 4 - 324 Mk 32 TT (22), 1 helicopter (S-2F) |
| Electronic equipment | 461: LN-66, SPS-10 or SPS-67, SPS-40D, SPG-53F radars, SQS-26CX, SQR-18(v) sonars, SLQ-32(v)2 ECM suite, 2x Mk 36 SRBOC decoy RL, SLQ-25 Nixie torpedo decoy, ASWTDS CCS 462: LN-66, SPS-10 or SPS-67, SPS-40D, SPG-53F radars, SQS-26CX, SQR-18A(v)2 sonars, SLQ-32(v)2 ECM suite, 2x Mk 36 SRBOC decoy RL, SLQ-25 Nixie torpedo decoy, ASWTDS CCS |
| Complement | 285 |
Standard scale images
Phuttha Yotfa Chulalok 2000
Graphics
Phuttha Loetla Naphalai 2001
Project history
Former USN Knox class frigates. Phuttha Loetla Naphalai was really transferred only in May 1998 after reactivation and refit.
Modernizations
None.
Naval service
No significant events.
