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    AFSS (Automatic Fire Sensing & Suppression System)
    Automatic Fire Sensing & Suppression System
    Safety and ReIiabiIity Fire Suppression performance Promised.
    Automatic Fire Sensing & Suppression System has the capability to automatically detect & extinguish fires and explosion in ground military vehicles.
    It takes less than 0.25ms to detect & suppress fire, which will minimize any damage. and protect crew members and the vehicle.
    Application
    K2 Tank
    K1 Armored Recovery Vehicle
    K1A1 Tank
    Counter Obstacle Vehicle
    Wheeled Armored Vehicle
    Aircraft
    K21 Armored Vehicle
    120mm Self-Propelled Mortar
    NBC Reconnaissance Vehicle(tracked)
    NBC Reconnaissance Vehicle(Wheeled)
    K9 SPH
    Redback
    System main component
    Hybrid Control Unit(HCU)
    HCU-08-S6E4 K21/K21ARV/NBC Reconnaissance Vehicle
    HCU-12-S6E4 K21/K21ARV
    HCU-16-S6E4 Whceled Amored Vehicle / Wheeled Armored Vehicle / 30mm Wheeled Anti-Aircraft Gun
    First Appplication of Hybrid controller
    Integration control of Crew & Engine bay BITE Built-in timer keeps system active after power off(3hours) Manual dischange of extinguisher
    Model HCU-08-S6E4 HCU-12-S6E4 HCU-16-S6E4
    Power 24±6 VDC 24±6 VDC 24±6 VDC
    Envelope 260X200X135mm 260x220x135mm 270x210x150mm
    Weight 3.5kg 3.6kg 3.8kg
    Environmental Qualified Temperature : MIL-STD-810F Humidity: MIL-STD-810F Vibration : MIL-STD-810C Shock : MIL-STD-810F Temperature : MIL-STD-810F Humidity: MIL-STD-810F Vibration : MIL-STD-810C Shock : MIL-STD-810C Temperature : MIL-STD-810F Humidity: MIL-STD-810F Vibration : MIL-STD-810F Shock : MIL-STD-810F
    MIL-STD-461F MIL-STD-461F MIL-STD-461F
    Performance Characteristic It controls & oprates Afss in Crew & Engine bay
    Operational capability of Detection item - TC wire 1set OFSA 4~6EA
    Operational capability of Extinguishing item - Extinguisher 4~6EA
    Built-in Test Equipment
    Built-in timer keeps system active after power off (3hours)
    Manual discharge of extinguisher
    Optical Fire Sensing Assembly(OFSA)
    OFSA-08-S6E4 K1A1
    OFSA-12-S6E4 K21/K21ARV/K2/K1ARV/NBC Reconnaissance Vehicle
    OFSA-16-S6E4 Wheeled Armored Vehicle / 30mm Wheeled Anti-Aircraft Gun
    Model OFSA-08-S6E4 OFSA-12-S6E4 OFSA-16-S6E4
    POWER 16.5±3 Vdc 16.5±3 Vdc 16.5±3 Vdc
    Envelope 89x61x43mm 89x67x43mm 89x61x43mm
    Weight 0.4Kg 0.4Kg 0.4Kg
    Environmental Qualified Temperature : MIL-STD-810 Humidity: MIL-STD-810 Vibration : MIL-STD-810 Shock : MIL-STD-810 Temperature : MIL-STD-810C Humidity: MIL-STD-810C Vibration : MIL-STD-810C Shock : MIL-STD-810C Temperature : MIL-STD-810F Humidity: MIL-STD-810F Vibration : MIL-STD-810F Shock : MIL-STD-810F
    Performance
    Characteristic
    Respond time : 2msec
    FOV:90º solid cone min
    Respond time : 4msec
    FOV:90º solid cone min
    Built-in Test Equipment
    Discrimination between
    small Fire and large Fire
    Respond time : 4msec
    FOV:90º solid cone min
    Built-in Test Equipment
    A
    B
    C
    Extinguisher
    EXT-08-Halon K21/K21ARV/K1/K1A1/K1AVLB
    Extinguishing agent : Halon 1301 (Best existing agent)
    EXT-12-Halon Wheeled Combat Vehicle
    Extinguishing agent : Halon 1301 (Best existing agent)
    EXT-12-HFC227 NBC Reconnaissance Vehicle / 30mm Wheeled Anti-Aircraft Gun
    Extinguishing agent : HFC227
    Model EXT-08-Halon EXT-12-Halon EXT-12-FM200
    Power 24±6 Vdc 24±6 Vdc 24±6 Vdc
    Envelope 5LBS:172x138x426mm
    7LBS:172x138x496mm
    10LBS:172x138x590mm
    5LBS:185x161x440mm
    7LBS:185x161x510mm
    10LBS:185x161x607mm
    5LBS:174x151x132mm
    7LBS:174x151x502mm
    10LBS:174x151x599mm
    Enviromental Qualified Temperature: MIL-STD-810F
    Humidity: MIL-STD-810F
    Vibration: MIL-STD-810C
    Shock: MIL-STD-810F
    Temperature: MIL-STD-810F
    Humidity: MIL-STD-810F
    Vibration: MIL-STD-810F
    Shock: MIL-STD-810F
    Temperature: MIL-STD-810F
    Humidity: MIL-STD-810F
    Vibration: MIL-STD-810C
    Shock: MIL-STD-810
    Performance Characteristic Fill pressure - Halon 1301 : 750±20 PSI
    Discharge time (Halon 1301)
    - 5LBS:90msec
    - 7LBS:190msec
    - 10LBS:270msec
    Fill pressure - Halon 1301 : 750±20 PSI
    Discharge time (Halon 1301)
    - 5LBS:90msec
    - 7LBS:190msec
    - 10LBS:270msec
    Low Pressure detection
    Fill pressure - FM200 : 900±20 PSI
    Discharge time (FM200)
    - 5LBS:None
    - 7LBS:270msec
    - 10LBS:439msec
    Low Pressure detection
    Thermocouple Wire
    3.8m K1/K1A1/K2
    4.3m K21/K21ARV
    7.6m UPDATING..
    - Fire detection by thermocouple - It's length is adjustable to size of space equipped with it - It is installed where OFSA is not suliable due to its contamination such as engine bay - It consist of thermocouple & ceramic elements in stainless steel pipe - It takes 12±5 sec to detect 25.4mm diameter flame
    Model TC WIRE-380 TC WIRE-430 TC WIRE-760
    Length Customized per request(3.8m) Customized per request(4.3m) Customized per request(7.6m)
    Weight 0.4kg 0.5Kg 1.0Kg
    Environmental
    Qualified
    Temperature : MIL-STD-810C
    Humidity : MIL-STD-810C
    Temperature : MIL-STD-810
    Humidity : MIL-STD-810
    Temperature : MIL-STD-810F
    Humidity : MIL-STD-810F
    Performance
    Characteristic
    ITS 90(K-type) Qualified
    MIL-F-7872C Qualified
    Temperature Senser
    Model Temperature Senser
    Weight 0.15Kg
    Environmental Qualified Temperature : MIL-STD-810
    Humidity : MIL-STD-810
    Performance Characteristic ITS 90(K-type) Qualified
    Tire AFSS
    Wheel-type armored vehicles using tires need a tire fire extinguishing device that can automatically detect and suppress external fires
    DNB has completed the development of a fire extinguishing device for overseas export armored vehicles and 30-ton armored vehicles.
    Test Equipment
    1. AFSS simulator 2. Auto Circuit Board Tester 3. PCB tester 4. Extinguisher Performance test 5. Cylinder Endoscope 6. Temperature & Humidity Chamber 7. Extinguisher valve tester 8. Extinguisher Free-fall Tester 9. OFSA Live fire Tester