firefighter oxygen breathing apparatus for Personal Protective
Product Description Respiratory volume30L/min(Severe 50L/min)Respiratory resistance≤600paInspiratory resistance0~500PaOxygen supply ration≥1.4L/minAutomatic oxygen supply ration≥80L/minManual oxygen supply ration≥80L/minAutomatic supply opening pressure(50~245)PaCO2 concentration in inspiration≤1%Inspiratory oxygen concentration≥21% ModelRHZYC240RHZYC120Rated protection time(medium)≥240min≥120minOxygen rated working pressure20Mpa20MpaOxygen bottle internal water volume2.7L1.6LOxygen in the standard case of gas volume540L320LThe amount of calcium hydroxide filling2.2Kg1.4KgExternal dimensions510mm*370mm*170mm460mm*330mm*170mmRespirator weight10.5Kg(Does not contain calcium hydroxide weight, not sufficient oxygen)8.5Kg(Does not contain calcium hydroxide weight, not sufficient oxygen)
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