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Thread - #IndianNavy Kolkata Destroyers: The Kolkata destroyer class (Project 15A) are the most powerful surface combat ships of the Indian Navy after the aircraft carriers. The class is made of 3 ships: INS Kolkata, INS Kochi & INS Chennai. Their max displacement is 7,400 tons.
Thread - #IndianNavy Kolkata Destroyers: The Kolkata destroyers measure 163m in length, 17.4m beam & 6.5m draft. Max speed In excess of 30 knots. Range is 3,300 n. miles at 18 knots & the crew is 365 (65 officers & 300 sailors). #India
Thread - #IndianNavy Kolkata Destroyers: The Kolkata propulsion is COGAG (2 combined gas turbines). It includes 2 Zorya M36E gas turbines, 4 DT-59 reversible gas turbines & 2 KVM-diesel engines. It also has MWe Wartsila WCM-1000 & Kirloskar 1 MV AC electrical generators. #India
Thread - #IndianNavy Kolkata Destroyers: The Kolkata destroyers have a dual hangar for 2 helicopters, either Sea King or HAL Dhruv. The weapon systems include 32 Barak 8 (LR-SAM) air defense missiles & 16 Brahmos anti ship missiles with extra space available for future add ons
Thread - #IndianNavy Kolkata Destroyers: BrahMos is a sea skimming, supersonic, up to 500 Km range anti-ship missile with a speed up to mach 2.8-3. It carries a 300 Kg warhead. Its high speed makes it very difficult to intercept. Brahmos is 8.4 m x 0.6 m diameter. Weights 3 tons.
Thread - #IndianNavy Kolkata Destroyers: Pictures showing Kolkata class destroyers alunching Brahmos missiles. #India
Thread - #IndianNavy Kolkata Destroyers: Barak 8 (LR-SAM) is a sophisticated Indian-Israeli air defense missile with a range up to 100 km. Minimum range is an amazing 500 meters which allows it to be used as both a short range and medium range air defense missile. #India
Thread - #IndianNavy Kolkata Destroyers: Barak 8 (LR-SAM) uses an active radar seeker that gets switched on about 5 to 7 Km short of the target and locks into it. Barak 8 has a 23 Kg warhead. Barak 8 was specifically designed to intercept Russian supersonic anti ship missiles.
Thread - #IndianNavy Kolkata Destroyers: Barak 8 features a dual pulse rocket motor as well as trust vector control and possesses a very high degrees of maneuverability. Speed starts at mach 2 & increases to mach 5-7 when the dual-pulse motor is fired for a second time.
Thread - #IndianNavy Kolkata Destroyers: The main gun is a 76mm Oto Melara with a 16 Km range. 4 AK-630 close-in weapon systems (CIWS) are used for air defense against incoming anti-ship missiles & other guided weapons. It has a 4Km range & a rate of fire of 5,000 rounds a minute
Thread - #IndianNavy Kolkata Destroyers: For ASW warfare, there is a twin-tube launcher on each side of the ship with 533mm torpedoes. It will mainly use domestic Varunastra torpedoes developed by DRDO. 40 km range, 38 KT speed, 250 Kg warhead, 7.6m long, 1.25 tons, $1.77 million
Thread - #IndianNavy Kolkata Destroyers: It also has 2 RBU-6000 ASW rocket launchers at the front of the ship. The rockets can be launched against submarines & torpedoes up to a 6 km range & can be used as an anti-frogman system against combat divers who try to sabotage a ship.
Thread - #IndianNavy Kolkata Destroyers: Sonar systems include the ACTAS towed array active sonar from ATLAS Elektronik and a BEL HUMSA-NG bow mounted active / passive integrated sonar system capable of simultaneous operation in active and passive modes developed by DRDO.
Thread - #IndianNavy Kolkata Destroyers: The 2 main radars include a Thales LW08, D band, 2D long range surveillance radar, providing target indication to weapon control systems. Its lightweight construction allows this antenna to be installed at a high mast position #India
Thread - #IndianNavy Kolkata Destroyers: LW08 performs with great frequency agility over a wide band due to its synthesizer-driven TWT transmitter. Excellent performance under clutter conditions is ensured by its wide dynamic range receiver #India
Thread - #IndianNavy Kolkata Destroyers: The EL/M-2248 MF-STAR multi-mission radar detects air targets at >250 km & sea skimming subsonic cruise missiles at >25 km. EL/M-2248 performance is similar to the US AEGIS system. It has 4 arrays, each one pointing in one direction
Thread - #IndianNavy Kolkata Destroyers: INS Chennai, the last one of the Kolkata class, will be fitted with the advanced BEL Electronic Modular Command & Control Applications (EMMCCA Mk 4) combat management system (CMS).
Thread - #IndianNavy Kolkata Destroyers: For missile defense, the ship has the Elbit Deseaver MK-II decoy control & launching system that responds to multiple threats from numerous directions by launching an array of fast maneuvering rocket launchers at accurate time intervals
Thread - #IndianNavy Kolkata Destroyers: Kolkata class carries the ELLORA MK I Electronic Support Measures (ESM) system which is part of the BEL Ajanta MK2 electronic warfare (EW) suite. The ELLORA is an indigenous development by the Defence Electronics Research Laboratory (DLRL)
Thread - #IndianNavy Kolkata Destroyers: This great picture from the Naval Analysis people shows all the main sensors and weapon systems of the Kolkata destroyer class. Thank you @D__Mitch Good job
Thread - #IndianNavy Kolkata Destroyers: Kolkata class carries NSTL Maareech Advanced Torpedo Defense System that detects & locates enemy torpedoes and applies decoys to confuse, divert & decoy the incoming torpedoes.
Thread - #IndianNavy Kolkata Destroyers: Kolkata class carries the ‘Kavach’ chaff decoy system to counter the threat of anti-ship missiles. The system provides soft kill defense in a three-layered defense scheme.
Thread - #IndianNavy Kolkata Destroyers: The ships seems to have space for future installation of more VLS systems for new missiles such as Hypersonic Brahmos, Barak 8 ER, Nirbhay, etc. Each Kolkata class destroyer had a cost of about $950 million. #India
Thread - #IndianNavy Kolkata Destroyers: More pictures of Kolkata Class destroyers #India
Thread - #IndianNavy Kolkata Destroyers: More pictures of Kolkata Class destroyers #India
Thread - #IndianNavy Kolkata Destroyers: A good video of the Kolkata destroyer class: India Navy’s Deadliest Destroyers, Kolkata-Class Guided Missile Destroyers #India
Thread - #IndianNavy Kolkata Destroyers: Another good video of the Kolkata destroyer class: Indian Navy Destroyer INS Kolkata at DIMDEX 2018 - Qatar #India
Thread - #IndianNavy Kolkata Destroyers: Another good video of the Kolkata destroyer class: A Look Inside Floating Fortress INS Kochi - Much of it shot inside the hull. Also covers the issues faced by the Navy & the shipyards #India
Thread - #IndianNavy Kolkata Destroyers: A good video about the MF-STAR radar of Kolkata Class destroyers #India
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