Compressed Oxygen Self-Rescuer

Product Introduction chinacoal05This product is a kind of isolated closed-circuit cycling breathing apparatus. Human’s breathing system is isolated from outside world after wearing it, able to prevent all sorts of poisonous and harmful gas to enter human body.Main ParameterProtection time:Service time is 120 minutes (medium labor intensity at rate of work 55w).Methods of oxygen supply:Rationed oxygen supply: >1.2L/min(liter/minute)Automatic oxygen supply: >60L/min(liter