Positive Pressure Firefighting Air Breathing Apparatus
SCBA
Firefighter Safety Equipment Gas mask
What is positive pressure type
Air respirators are positive pressure self-contained open respirators that utilize compressed air. The wearer exhales air from the lungs and discharges it into the atmosphere through the full-face mask and breathing valve.
When the worker exhales, an appropriate amount of fresh air is opened and closed from the gas storage cylinder, the soft conduit supply valve in the pressure reducer, and the full-face mask inhale the gas into the human lungs, completing the entire breathing cycle process.
Main features:
• Open circuit positive pressure self-contained breathing apparatus on demand
• Anatomical carbon fiber composite back frame with safety strap for a perfect, easy fit
• Back frame and seat belt are flame retardant, waterproof and anti-static
• Equipped with pressure gauge and whistle (>90Db) to warn user if air pressure drops below 50bar
Maintenance
The air respirator and its parts should be kept away from direct sunlight to avoid aging of the rubber parts;
The respirator must be kept clean and the instrument placed on a clean floor;
The air respirator is strictly contaminated with grease;
The temperature in the storage room should be maintained between +5 and +30°C;
Rubber parts should be coated with a layer of wet stone powder if they are not used for a long time.
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