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Last edited September 8, 2022


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Kora-class corvettes are guided missile corvettes, in active service with the Indian Navy and the National Coast Guard of Mauritius.[1] Four vessels were built at Garden Reach Shipbuilders and Engineers (GRSE) and outfitted at Mazagon Dock Limited (MDL).

Design

The primary role of the Kora class is as surface combatants. They are armed with four quad-launchers for 3M-24 anti-ship missiles (Russian: Kh-35 Uran, NATO: SS-N-25 Switchblade).[2] The 3M-24E missile is guided by homing active radar and can carry Template:Convert a warhead to a range of Template:Convert at Mach 0.9 speed. They are powered by two diesel engines.[3] A HAL Chetak or HAL Dhruv helicopter can operate from the vessel. They also have anti-air shoulder-launched missiles (Strela-2M (Nato code name: SA-N-5 Grail)).The Strela-2M has a range of Template:Convert and a speed of Mach 1.75. INS Kulish is equipped with two Igla surface-to-air missile launchers.

The corvettes are armed with a Template:Convert AK-176 dual-purpose gun and two Template:Convert AK-630 CIWS. The Ak-176 can fire at the rate of 120 rounds-per-minute (RPM) to a range of Template:Convert, while the AK-630 can fire 3,000RPM to a range of Template:Convert. Template:INS and Template:INS are fitted with a Template:Convert Otobreda super rapid gun firing 120 RPM.

The sensor suite includes a MR-352 Pozitiv-E (Cross Dome) air or surface search radar, Bharat 1245 navigation radar and BEL Rani navigation radar. The MR-352 radar can track targets within a range of Template:Convert. Fire control is provided by Garpun-Bal and MR-123 radars. The Garpun-Bal radar combines active and passive channels and in the active target designation mode, it operates in X-band (I/J-band) and can handle up to 150 targets at ranges between Template:Convert - Template:Convert, although it is possible to obtain ranges of more than Template:Convert in wave-guide propagation conditions.

The corvettes are fitted with the Ajanta P Mk II Electronic Support Measures system. There are four PK-10 chaff launchers and two towed torpedo decoys to deceive incoming anti-ship missiles and torpedoes. PK-10 is a 10 tube Template:Convert barrage chaff launcher that can fire 80 rounds at a time.

The Kora class is powered by two diesel engines driving two controllable pitch propellers through two shafts. Each engine is rated at Template:Convert. Four diesel alternators rated at 350kW are provided for power generation. The propulsion system provides a top speed of Template:Convert, an average speed of Template:Convert and a maximum range of Template:Convert.

Each ship cost in 2001 approximately Template:INRConvert. A simpler version exported to Mauritius in 2014 cost approximately Template:INRConvert.

History

The Kora-class corvettes were designed by India's Naval design bureau under Project 25A, as a replacement for the Russian-designed Petya II-class corvettes of the Indian Navy. The first two were ordered in April 1990 and latter two in October 1994. The class was to be outfitted with the Trishul SAM, but following the cancellation of the Trishul project, a shoulder-launched SAM was adopted.

INS Kora undertook a goodwill visit to Singapore in mid-2001. The corvette participated in the Republic of Singapore Navy Day celebrations followed by the International Maritime Defence Exhibition (IMDEX) Asia 2001. The participation of INS Kora in the International Maritime Defence Exhibition was a showcase of the Indian shipbuilding industry and its indigenous efforts.

Export

In 2012, it was reported that Mauritius had ordered 2 vessels based on this class from the Garden Reach Shipbuilders.[4]

Ships of this class

Name Pennant Builder Laid down Launched Commissioned Homeport Status
Template:Navy
Template:INS P61 GRSE 10 January 1990 23 September 1992 10 August 1998[5] Visakhapatnam Active
Template:INS P62 31 January 1990 28 September 1995 22 January 2001[5]
Template:INS P63 4 October 1995 18 August 1997 20 August 2001[5] Port Blair[6][7][8]
Template:INS P64 27 August 1997 6 April 2000 4 February 2004[5]
Template:Navy
Template:Ship C31 GRSE 23 April 2012 2 August 2013[9] 12 March 2015[10] Active

Template:Gallery

See also

References

  1. Indian Naval Ships-Corvettes-Khukri Class Template:Webarchive
  2. Project 25A Kora Class. globalsecurity.org(9 July 2011). Retrieved 27 September 2014.
  3. Kora (Type 25A) Class. Bharat-Rakshak.com. Retrieved 27 September 2014.
  4. Surface Force: An Indian First. Strategy Page(30 April 2012). Retrieved 30 April 2012.
  5. 5.0 5.1 5.2 5.3 Cite error: Invalid <ref> tag; no text was provided for refs named jfs-0506
  6. Andaman islands get first missile Corvette(6 April 2016). Retrieved 6 April 2016.
  7. INS Kulish joins ANC. The Echo of India(21 December 2017).
  8. INS KULISH arrives in Andaman and Nicobar Command. Andaman Sheekha(21 December 2017).
  9. India-made warship for Mauritius launched. The New Indian Express(3 August 2013).
  10. State Visit of Indian PM: New OPV, the CGS Barracuda, commissioned. Government of Mauritius(16 March 2015).

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