Duration: 240 min.
Weight: ≤14.5kg.
High-Pressure Oxygen Cylinder Material: Carbon fiber-wrapped cylinder; Capacity: 6L.
Cooling Tank: Double-layer closed integrated unit, non-separable; inner layer made of aluminum with ring-shaped cooling structure; includes one additional cooling device.
Cooling Material: Recyclable phase-change cooling material; re-solidifies at room temperature without freezing; ready for use in normal ambient conditions.
Breathing Resistance: Exhalation resistance ≤400Pa; Inhalation resistance ≤200Pa; Automatic oxygen supply ≥105L/min; Manual oxygen supply ≥105L/min.
Inhalation Temperature: ≤32℃ during the rated duration.
Full-Face Mask Performance: Field of view ≥83%; includes wiper and anti-fog device.
Breathing Chamber: Flexible airbag type with spring.
Breathing Hose Elongation Rate: ≥25%.
Smart Digital Display Electronic Alarm System: Digital and mechanical dual pressure gauges; voice broadcast of remaining cylinder pressure; warning sounds at startup, shutdown, and residual pressure of (5.5±0.5)MPa; sound level >90dB(A).
Fire Resistance: Entire device must have fire resistance test report; packaging in a trolley-style case with wheels for pulling and carrying.