Model

HYZ4

Exhalation resistance

≤600 Pa

Inhalation resistance

0~600 Pa

Oxygen supply ration

≥1.4 L/min  

Automatic & manual oxygen supply ration

≥80 L/min

Automatic opening pressure of supply valve

10~245 pa

Opening pressure of bleed valve

400~700 pa

Inhaling concentrations of carbon dioxide

≤1%

Inhaling oxygen concentration

≥21%

Alarm volume 

≥80 dB(A)  

Alarm time

30~60 s

Rated service time

4h

Oxygen bottle rated working pressure

20 MPa    

Oxygen bottle volume

2.4 L

Oxygen storage

≥480 L  

Calcium hydroxide

≥2.1 kg

Weight(without calcium hydroxide & oxygen)

12kg