1. Product Features 

ZH30/ZH15

This is a personal protective apparatus for breathing systemwhich can generate oxygen in an isolated close cycle by chemicalreacting, and be used to provide the wearer with oxygen whenexploring a coal mine or in the environment where toxic gases existor oxygen is deficient.

Respirators apply to underground work, entertainment, firedisaster, toxic gas environment,etc.

ZL60

Protective time: General work ≥30mi

                     Sit quietly≥120min

Oxygen concentration: ≥21%

Carbon dioxide: ≤3%

Breath temperature: ≤60???

Ventilation resistance: 196Pa

Produce oxygen adequately and evenly, less ash, low temperature, low resistance.

Carry comfortable with the advantage of small size, lightweight

2. Structure Summary

Open the air bag let the water vapor and CO2 combine with thechemical to generate oxygen. The oxygen passed the air bag, cool net, panel hole in anisolated close cycle for wearer breath.