HYZ4 Isolated Positive Pressure Oxygen Breathing Apparatus
The product is an isolated positive pressure respiratory system protection device made of compressed medical oxygen.It is mainly used by mine rescue personnel when they are engaged in rescue and relief work.The shell adopts PA material,which is heat resistant and wear resistant,durable.The mask is made of anti-fog spherical silica gel,with wide vision and comfortable to wear.The cylinder is made of carbon fiber composite material with high strength and good quality,and has the characteristic of pressure relief before crushing.Adopts imported integrated type pressure reducing valve,with stable performance,safe and reliable.The respiration loop adopts blue ice physical cooling,with low breathing temperature and good comfort.
Main technical parameters
Technical parameters
|
Model
|
HYZ4
|
Protective duration
|
240min
|
|
Operating pressure of oxygen cylinder
|
20MPa
|
|
Oxygen cylinder capacity
|
2.4L
|
|
Oxygen storage capacity
|
≥480L
|
|
Breathing rate
|
30L/min
|
|
Exhalation resistance
|
≤600Pa
|
|
Inhalation resistance
|
0~600Pa
|
|
Quantitative oxygen supply
|
(1.4~1.7)L/min
|
|
Automatic,manual oxygen supply
|
>80L/min
|
|
Opening pressure of automatic supply valve
|
(10~245)Pa
|
|
Inhaling carbon dioxide concentration
|
<1%
|
|
Inhaling oxygen concentration
|
>21%
|
|
Alarm pressure of alertor
|
(4~6)Mpa
|
|
Alarm time of alertor
|
(30~60)s
|
|
Sound intensity
|
≥80dB
|
|
Dimensions
|
560×370×160mm
|
|
Weight
|
≤13kg
|
|
Product certification
|
MA certificate No.
|
MLB070014
|
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