portable oxygen breathing apparatus

• Product Name: Supplier HYF4 isolated negtive pressure oxygen breathing apparatus (20MPa)

  Model: HYF4(20MPa)

  Main Technical Parameters:

  Oxygen bottle maximum working pressure: 20Mpa;

  Oxygen storage: in the bottle pressure is 20MPa, the oxygen storage no less than 400L;

  Dimensions: L * W * H: (455*375*165)mm;

  Weight: excluding the oxygen of Ca(OH)2 absorbent, cooling components and cooler cover no more than 9.3Kg

  The oxygen performance of the breathing apparatus:

  a. Quantitative amount of oxygen: 1.4±0.1L/min;

  b. Automatically suppliers the amount of oxygen:

  When the pressure is 20~18Mpa, no less than 100L/min;

  When the pressure is 5~3Mpa, no less than 80L/min;

  c. Manually supply the amount of oxygen:

  When the cylinder pressure of 20~18Mpa, the amount of oxygen is no less than 150L/min; the amount of oxygen is not less than 60L/min when the pressure is not less than 5~3Mpa;

  d. Automatic supply valve opening pressure:

  Automatic supply valve is open, when the pressure within the low pressure system down to -100~-300Pa;

  e. Ventilation flow rate of 1.4L/min, stable airflow, the exhaust valve opening pressure of 100~300Pa;

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