INS Sindhukesari

About INS Sindhukesari :

• It is a 3,000-tonne Kilo-class diesel-electric submarine.
• It was designed as part of Project 877 and built under a contract between Rosvooruzhenie, Russia, and the Ministry of Defence (India).
• Features:
• It has a displacement of 3,000 tons.
• It has a maximum diving depth of 300 meters, a speed of up to 18 knots, and can operate solo for 45 days with a crew of 53.

What are Kilo-class submarines?

• The Kilo Class is the NATO designation for a naval diesel-electric submarine made in Russia.
• The original version of the vessels were designated Project 877 Paltus (Halibut) in Russia.
• They are mainly intended for anti-shipping and anti-submarine operations in relatively shallow waters.
• The first Kilo Class submarine entered service in the Soviet Navy in 1980, and the vessel continues to be in service in the Russian Navy. 
• These submarines are 70-74 meters long. It can travel at a maximum speed of 10-12 knots when surfaced and 17-25 knots when underwater.
• These vessels can carry up to eight surface-to-air missiles and 18 torpedoes or 14 underwater mines. 

Q1) What is a diesel-electric submarine?

As their name suggests, Diesel-Electric submarines run on diesel and electricity. They have a large network of batteries which are charged by the diesel generator. These submarines have to come up to the surface in order to charge their batteries .

Source: Indian submarine INS Sindhukesari docks in Indonesia amid South China sea tensions

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