Introduction of Chemical Oxygen Self RescuerThe isolated chemical oxygen self rescuer (hereinafter referred to as the self rescuer) is a kind of closed circulation protective device for human body breathing with self generated oxygen as the gas source. After the user wears it, the human respiratory ......
The isolated chemical oxygen self rescuer (hereinafter referred to as the self rescuer) is a kind of closed circulation protective device for human body breathing with self generated oxygen as the gas source. After the user wears it, the human respiratory system is isolated from the outside world, so as to prevent all kinds of toxic and harmful gases from entering the human body.
| Model | ZH45(B) |
| Rated protection time | ≥45 min |
| Suction temperature | ≤55ºC |
| Inspiratory resistance | ≤245Pa |
| Overall size | 155* 125* 72mm |
| Machine weight | 1.45kg |






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