Specification :

For places where there are explosive gas mixture of grade aB-aC and group T4,T5.
Ambient temperatures:-25-+50
Relative humidity of the air:f95%
Cyclical vacillation:22.5°-45°(vacillation cycle 5-10s)
Sustained horizontal tilting:15°
Sustained vertical tilting:10°
Vibration:existence
Shock:existence