Airborne fire extinguishers of type 1-4-4 is designed to store extinguishant and represented by steel globe cylinder with the working pressure of 15000 kPa (150kgf/cm2) with adapter connector, pyroheads, manometer and charging nut. Each helicopter is equipped with 2 fire extinguishers 1-4-4, each with capacity of 4 ltrs with 4 pyroheads. Each pyrohead is designed to open the flow of extinguishing fluid to the specified compartment. Actuation of the fire extinguisher is done remotely by electric impulse of fire extinguishing system.
|