The Nilgiri class warship is a class of advanced stealth guided missile frigates being developed for the Indian Navy as part of Project 17A. These warships are an enhancement of the earlier Shivalik class and incorporate advanced technologies to improve stealth, survivability, and combat capabilities.Displacement: 6,670 tons.Length: 149 meters.Beam: 17.8 meters.Draft: 5.3 meters.Propulsion:Configuration: Combined Diesel and Gas (CODAG) system.Engines: Two General Electric LM2500+ gas turbines and two MAN 12V28/33D STC diesel engines.Speed: Capable of speeds up to 30 knots.Range: Approximately 5,500 nautical miles at 18 knots.Armament:Missiles:BrahMos supersonic cruise missiles.Barak 8 surface-to-air missiles.Guns:One OTO Melara 76 mm naval gun.Two AK-630 close-in weapon systems (CIWS).Torpedoes: Torpedo launchers for anti-submarine warfare.Sensors and Radar:Radar Systems:MF-STAR (Multi-Function Surveillance and Threat Alert Radar) for air and surface search.L-band radar for long-range surveillance.Sonar Systems: Advanced towed array sonar and hull-mounted sonar for underwater detection.Electronic Warfare: Comprehensive electronic warfare suite including jammers and decoys.Aviation Facilities:Helicopter: Capacity to operate two helicopters, typically the HAL Dhruv or the Westland Sea King.Hangar and Flight Deck: Equipped with a hangar and flight deck for helicopter operations.Crew and Accommodation:Crew: Approximately 250 personnel, including officers and sailors.Accommodation: Modern facilities for crew comfort and operational efficiency.Additional Features:Stealth Design: Reduced radar cross-section through advanced hull design and use of composite materials.Automation: Integrated Platform Management System (IPMS) for enhanced automation and reduced crew workload.Combat Management System: Advanced Combat Management System (CMS) for effective threat evaluation and response.The Nilgiri class frigates are designed to perform multiple roles, including anti-submarine warfare (ASW), anti-air warfare (AAW), and anti-surface warfare (ASuW), making them a versatile asset in the Indian Navy’s fleet.
