ZH30 Isolation type chemical oxygen self rescuer Features: Isolation type chemical oxygen self rescuer is filled with compressed oxygen, isolated human respiratory system from outside , can prevent various poisonous gases into body, then help persons who are in distress escape quickly.3 oxygen ways to make the functionmore reliable and stable.It’s light,small and easy to carry. The Main purpose and the scope of application: 1. It’s mainly used in the mine or when other toxic gases in ambient air pollution and hypoxia asphyxiating disasters, the persons wear self-isolations in time to escape with normal breathing. 2. Applicable environments: ● For coal mine workers in the event of fire, explosion or gas outburst and other natural disasters, also for the ambulance crew in the event of the failure of ventilation to evacuate safely. ● Used when sb.make maintenance of the equipment and when poisonous gases escape. ● When make mining operations for the oil, natural gas and other toxic gases large overflow. Main technical parameters Type Rate defence time (min) Weight(kg) Weight (without shell) Size (mm) inlet temp℃ Power74W Sit still ZH30 30 120 ≤2.3 ≤1.8 176×102×170 ≤55