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{{Use dmy dates|date=August | {{Use dmy dates|date=August 2022}} | ||
{{Use Indian English|date=August | {{Use Indian English|date=August 2022}} | ||
{{more citations needed|date=May | {{more citations needed|date=May 2022}} | ||
{|{{Infobox ship begin}} | {|{{Infobox ship begin}} | ||
{{Infobox ship image | {{Infobox ship image | ||
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|Ship displacement= '''Standard:''' 3,600 tonnes | |Ship displacement= '''Standard:''' 3,600 tonnes | ||
'''Full load:''' 3,850 tonnes | '''Full load:''' 3,850 tonnes | ||
|Ship length= {{convert|126.4|m|abbr=on}} | |Ship length= {{convert|126.4|m|abbr=on}} | ||
|Ship beam= {{convert|14.5|m|abbr=on}} | |Ship beam= {{convert|14.5|m|abbr=on}} | ||
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*Decca Bridgemaster/BEL Rashmi PIN 524 navigation radar | *Decca Bridgemaster/BEL Rashmi PIN 524 navigation radar | ||
*BEL Aparna Fire Control radar (Kh-35 SSM) | *BEL Aparna Fire Control radar (Kh-35 SSM) | ||
*[[Elta]] EL/M-2221 Search, Track & Guidance/Gunnery Radar (Barak SAM) | *[[Elta Systems|Elta]] EL/M-2221 Search, Track & Guidance/Gunnery Radar (Barak SAM) | ||
*'''Sonar''' | *'''Sonar''' | ||
*BEL HUMSA (Hull Mounted Sonar Array) | *BEL HUMSA (Hull Mounted Sonar Array) | ||
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In 1986, the Cabinet Committee on Political Affairs (CCPA) decided to diversify India's warship building capability, and start an alternate production line to the ''Godavari''-class frigates that were built at [[Mazagon Dock Limited]] (MDL) in [[Bombay]]. 3 additional ''Godavari''-class frigates were to be built at [[Garden Reach Shipbuilders and Engineers]] (GRSE) in [[Calcutta]]. After a transfer of technology from MDL to GRSE, production was to start in 1988, with deliveries between 1993 and 1996. | In 1986, the Cabinet Committee on Political Affairs (CCPA) decided to diversify India's warship building capability, and start an alternate production line to the ''Godavari''-class frigates that were built at [[Mazagon Dock Limited]] (MDL) in [[Bombay]]. 3 additional ''Godavari''-class frigates were to be built at [[Garden Reach Shipbuilders and Engineers]] (GRSE) in [[Calcutta]]. After a transfer of technology from MDL to GRSE, production was to start in 1988, with deliveries between 1993 and 1996. | ||
However, as the production was about to commence, the [[Indian Navy]]'s requirements were revised, which led to frequent changes in the design. The re-designed ship, christened '''Project 16A''', had its General Arrangement Drawings finalized only in September 1994.<ref name="gs-project16a">{{cite web|url=http://www.globalsecurity.org/military/world/india/f-godavari.htm |title=F 20 Godavari Class |publisher=globalsecurity.net |date=9 July 2011 |access-date=26 September | However, as the production was about to commence, the [[Indian Navy]]'s requirements were revised, which led to frequent changes in the design. The re-designed ship, christened '''Project 16A''', had its General Arrangement Drawings finalized only in September 1994.<ref name="gs-project16a">{{cite web|url=http://www.globalsecurity.org/military/world/india/f-godavari.htm |title=F 20 Godavari Class |publisher=globalsecurity.net |date=9 July 2011 |access-date=26 September 2022}}</ref> | ||
On 5 December 2016, [[INS Betwa (F39)|INS ''Betwa'']] was undergoing a refit at Mumbai's naval dockyard when it tipped over during undocking.<ref>{{cite news|url=http://www.hindustantimes.com/mumbai-news/ins-betwa-slips-at-naval-dockyard/story-XZvwjQ1qKlTSeHMI83HUGM.html|title=INS Betwa slips at Naval dockyard|last=Presley|first=Thomas|location=Mumbai|publisher=[[Hindustan Times]]|date=5 December 2016|access-date=5 December | On 5 December 2016, [[INS Betwa (F39)|INS ''Betwa'']] was undergoing a refit at Mumbai's naval dockyard when it tipped over during undocking.<ref>{{cite news|url=http://www.hindustantimes.com/mumbai-news/ins-betwa-slips-at-naval-dockyard/story-XZvwjQ1qKlTSeHMI83HUGM.html|title=INS Betwa slips at Naval dockyard|last=Presley|first=Thomas|location=Mumbai|publisher=[[Hindustan Times]]|date=5 December 2016|access-date=5 December 2022}}</ref> The salvage and repair of the ship will take approximately two years.<ref>{{Cite web|url=http://www.ndtv.com/india-news/navy-plans-to-salvage-rs-600-crore-ins-betwa-which-lies-on-its-side-flooded-1634772|title=Navy Plans to Salvage Rs 600 Crore INS Betwa Which Lies on Its Side Flooded}}</ref> | ||
==Design== | ==Design== | ||
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===Design=== | ===Design=== | ||
The vessels are designed for a crew of 350 (including 40 officers + 13 aircrew). The ships are propelled by 2 [[Bharat Heavy Electricals Limited|BHEL]] ''Bhopal'' {{convert|15000|bhp|lk=in}} [[steam turbine]]s.<ref name="pib-beas">{{cite web|url=http://pib.nic.in/release/release.asp?relid=10124 |title=INS BEAS joins the Indian Navy |publisher=Press Information Bureau, Government of India |date=11 July 2005 |access-date=26 September | The vessels are designed for a crew of 350 (including 40 officers + 13 aircrew). The ships are propelled by 2 [[Bharat Heavy Electricals Limited|BHEL]] ''Bhopal'' {{convert|15000|bhp|lk=in}} [[steam turbine]]s.<ref name="pib-beas">{{cite web|url=http://pib.nic.in/release/release.asp?relid=10124 |title=INS BEAS joins the Indian Navy |publisher=Press Information Bureau, Government of India |date=11 July 2005 |access-date=26 September 2022}}</ref> | ||
===Command and control=== | ===Command and control=== | ||