The mask has a breathing device potentially subject to direct heat to 950 degrees C within 5 seconds, the mask has potentially panoramic observation, activated by lung demand valve, meets the European standards CE; EN 136:1998 class 3, temperature 30độ C to + 70 dynamic n1k1 degrees C; The air pressure at the mask of 18-40mmH20, air flow at the top of the lung demand valve is 500 litre/min, weight 7 kg, 0 mask, mask use fully automatic belt with automatic gas inflation time wear and sealed beam surface of only 5 seconds, belt made of heat-resistant Polyester material outside, wrapped roofing fabric Kevlar/Nomex for fire, the mask frame with black silicone rubber material is non-toxic, fireproof, glass cover Polycarbon hard ground, heat-resistant, radiation-resistant gas pipeline, which was designed in the cases against the curved fold belt snapped made of heat-resistant reinforced EPDM rubber skirt in stainless steel pipe connection with. 6.8-liter gas tank capacity, pressure 300 bar has couch against the valve when there is trouble, average material gas valve fractures aluminium alloy 6061-T6 Liner, outside wrapped carbon fiber with epoxy and plastic casings, time gain work 46 hours, pressure warning horn activated, the sound level alert 55bar 90dB (A) , standard EN 12245. PED 97/23/CE Sets/worn by stainless steel materials, Nomex cloth strap/Kevler bear nhiệtlưng and devices such as pressure gauges, Lung demand valves, pressure reducers other sync-Working pressure of gas cylinders: 300 bar-Gas bottle material: outside wrap carbon fiber with epoxy resin casing-Operating time: 46 minutes-Standards: EN 148 part 1 and 2-Average gas: standard EN 12245/PED 97/23/CEs
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