4 Hours Portable Oxygen Breathing Apparatus
portable oxygen breathing apparatus,oxygen breathing apparatus
4 hour isolated positive pressure oxygen breathing apparatus meeting MT867-2000 standard that we research and develop fully takes up advantages of similar products at home and abroad and particularly reflects small volume, light weight, reliable performance and comfortable to adorn on product mix design combining the physical truth of our country’s ambulance corps. In addition, it is suitable for ambulance members to be use under mine, tunnel and strait conditions. Positive pressure oxygen breathing apparatus can operate at any poisonous and anoxic surroundings and danger zone.
HYZ4B isolated positive pressure oxygen breathing apparatus are mainly suitable for poisonous and harmful gas of coal mine, firefighting, chemical industry, tunnel, scientific research and high-rise buildings, rescue and relief in anoxic disaster environment and seek for expedition.
Model |
HYZ4B |
Oxygen Capacity |
3.0L |
Oxygen Storage |
600L |
Protection Time |
4H |
Respiration |
30L/min |
Expiratory resistance |
≤600Pa |
Respiratory resistance |
0-600Pa |
Oxygen supply ration |
1.6±0.2L/mi |
Automatic oxygen supply ration |
100L/min |
Manual oxygen supply ration |
100L/min |
Automatic valve supply mpa |
10-245Pa |
CO2 density in respiration |
<1% |
Oxygen density in respiration |
>21% |
Alarm pressure of annunciator |
4~6MPa |
Alarm duration of annunciator |
30~60S |
Volume |
90b |
Dia |
580x430x190 |