ZYX60 Mining Self Contained Self Rescuer is in line with national standards of the miners and the ambulance crew carry reusable ambulance products, reasonable structure, reliable performance, easy to use. Model ZYX-60 Protection time Use time is 60 minutes Quantitative oxygen > 1.2L/min (l / min) Automatic supply oxygen > 60L/min (l / min) Manual oxygen supply > 60L/min (l / min) Volumetric 0.2 L (liter) Rated pressure 20Mpa (200 kg) Gas storage capacity > 40L (l) Automatic exhaust pressure 150-300Pa (Pa) Safety valve opening pressure 1Mpa CO2 absorbents mounted volume 255g Product quality (including CO2 absorber and oxygen) 1.36kg Dimensions 170mm * 75mm *140mm