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Military




KSS-III Class


Specifications
Builder Daewoo & Hyundai
Batch I Batch II
Displacement, Surface 3,358 tons 3,500 tons
Displacement3,705 tons 4,000 + tons
Length83.5 meters Lengthened hull
Beam9.6 meters meters
Draft7.62 meters meters
Propulsion
  • Air-Independent Propulsion (AIP)
  • Two 3.12MW diesel-electric engines
  • PEM fuel cell AIP
  • 600 modules x 500kg per module LAB on 4 banks
  • AIP + LiB
  • potentially, High-Temperature Superconductor (HTS) motor for integrated full electric propulsion system
  • Endurance
  • 19,000 km without refueling (Hawaii round-trip)
  • 10,000 n.miles @ knots
  • miles @ knots
    Underwater endurance 50 days AIP no snorkel
    Speed 20 knots knots
    Crew50 sailors
    Armament
  • 6 x 533mm torpedo tubes
  • 6 x 1,500-kilometer cruise missile or
  • 6x 300-km SLBM
  • 6 x 533mm torpedo tubes
  • 10 x 1,500-kilometer cruise missile
  • 10 x 300-km SLBM
  • Combat system
  • LIG Nex1 Jangbogo-III Combat Management System (Hanwha Thales co-production)
  • LIG Nex1 Jangbogo-III Hull-mounted Sonar
  • Thales Planar Flank Array Sonar
  • Hanwha Thales Mine Avoidance Sonar
  • LIG Nex1/STX Towed Array Sonar System
  • LIG Nex1 SONATA EW (integrating Indra PEGASO Radar ESM)
  • Sagem Optronic Surveillance System
  • Hanwha Thales Satellite Communication System
  • Indigenous combat system and sensors


  • KSS-III Batch I was originally announced to be a "3,000 ton" boat, and eventually resulted in a design that was ~3,300 tons surfaced, and ~3,700 tons submerged.



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