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INS SINDHURATNA

23rd May, 2023 Security

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Context

  • The Navy’s Kilo-class submarine INS Sindhuratnawhich underwent a major upgrade in Russia reached Mumbai after sailing for 97 days and almost 10,000 miles with two port calls — Le Havre, France and Cadiz, Spain — in between.

Need

  • With delays in induction of submarines, the ageing SSKs - 209s (German HDWs) and EKMs (Russian Kilos) are being put through the MRLC process which will extend their life by 10 to 15 years.

About INS Sindhuratna 

  • INS Sindhuratna (S59) (Jewel of the Sea) is a Sindhughosh-class diesel-electric submarine of the Indian Navy.
  • Speed: Surfaced-11 knots, Submerged-19 knots
  • Range: Submerged-640 km
  • Endurance: Up to 45 days with a crew of 52

About Sindhughosh-class submarines

  • Sindhughosh-class submarines are Kilo-class diesel-electric submarines in active service with the Indian Navy.
  • Their names are in Sanskrit, but in their Roman-alphabet forms sometimes a final short -a is dropped.
  • The Sindhughosh submarines, designated 877EKM, were designed as part of Project 877, and built under a contract between Rosvooruzhenie and the Ministry of Defence (India).
  • The submarines have a displacement of 3,000 tonnes, a maximum diving depth of 300 meters, top speed of 18 knots, and are able to operate solo for 45 days.

About Kilo Class

  • The Kilo class, Soviet designation Project 877 Paltus, is a class of diesel-electric attack submarines originally designed in the 1970s and built in the Soviet Union for the Soviet Navy.
  • The initial version of Kilo submarines entered operational service in 1980 and were built until the mid-1990s.

Ships

Name

Pennant

Commission date

Decommission date

Sindhughosh

S55

30 April 1986

Sindhudhvaj

S56

12 June 1987

16 July 2022

Sindhuraj

S57

20 October 1987

Sindhuvir

S58

26 August 1988

March 2020

Sindhuratna

S59

22 December 1988

Sindhukesari

S60

16 February 1989

Sindhukirti

S61

4 January 1990

Sindhuvijay

S62

18 March 1991

Sindhurakshak

S63

24 December 1997

5 September 2017

Sindhurashtra

S65

19 July 2000

 

PRACTICE QUESTION

Q) Which of the following statements with reference to INS Sindhuratna is/are correct?

1. It is a Sindhughosh-class diesel-electric submarine of the Indian Navy.

2. The Sindhughosh submarines were designed and built under Make in India initiative.

  1. 1 only
  2. 2 only
  3. Both 1 and 2
  4. Neither 1 nor 2

Correct Answer: 1

https://epaper.thehindu.com/ccidist-ws/th/th_delhi/issues/37190/OPS/GHKB8UI68.1+GUAB8VCT9.1.html