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FIGHTING SHIPS OF THE WORLD
SIAM / THAILAND
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PHUTTHA YOTFA CHULALOK frigates (1970-1974/1994-1996)


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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


<i>Phuttha Yotfa Chulalok </i>2000
Phuttha Yotfa Chulalok 2000


Graphics


<i>Phuttha Loetla Naphalai</i> 2001
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.