Udav-1 anti-submarine system explained

The UDAV-1 system is a Russian ship-borne Anti-submarine weapon system. The weapon fires a number of different types of rockets, which in addition to attacking submarines provide a multi-layer defense against torpedoes and frogmen. The system operates in conjunction with the ship's sonar.

The system consists of:

• A KT-153 remotely controlled multi-barrel automated rocket launcher with indirect elevation/traverse stabilization;
• 111SG depth-charge rockets with HE warhead and impact-time fuse to engage underwater targets;
• 111SZ mine-laying rockets with hydro-acoustic proximity fuse for remote mining of a water area to make a barrier for incoming torpedoes;
• 111SO decoy rockets to divert homing torpedoes from the surface ship by creating false acoustic target;
• fire control devices;
• an ammunition loading device;
• ground support equipment.

Specifications

• Number of barrels: 10
• Number of rockets (including reloads): 40-60
• Effective range: 3,000 meters
• Effective dept: 600 meters
• Firing modes: single, salvo
• Rocket caliber: 300 mm
• Rocket length: 2,200 mm
• Reaction time: 15 seconds
• Intercept probability (salvo): 0.9 vs. torpedoes, 0.76 vs. homing torpedoes

Ship deployment

• Kuznetsov-class aircraft carrier
• Kirov-class battlecruiser
• Udaloy-class destroyer

References

• Web site: UDAV-1 . warfare.ru . dead . https://web.archive.org/web/20131026033805/http://warfare.be/db/catid/267/linkid/1735/title/asw-udav/ . October 26, 2013 .