Purpose:
It is designed for urgent protec¬tion of human respiratory and visual organs and skin during evacuation or when waiting for help in irrespirable atmosphere at the temperatures from minus 20 °C to plus 50 °C. Materials used for manufacturing the device and directly contacting user’s skin and breathing gas mixture do not have an irritant or other adverse impact on human being and are allowed for use by the authorities of the Department of State Sanitary and Epidemiological Supervision of Russia's Ministry of Health
Technical characteristics:
| Effective protection time, min. in medium physical activity not less than | 20 |
| in heavy physical activity | 7 |
| Oxygen volume ratio in breathing gas mixture inhaled from device, %, not less than | 21 |
| Carbon dioxide volume ratio in inhaled breathing gas mixture, %, not more than | 1,5 |
| Breathing resistance when inhaling and exhaling Pa (mm H20), not more than: | |
| - at pulmonary ventilation rate of 70 dm3/min. | 1960(200) |
| - at pulmonary ventilation rate of 35 dm3/min. | 980(100) |
| Weight of operating unit of device, kg, not more than | 1,5 |
Guaranteed storage life of device — 5 years