super march BBJ explosion proof alarm lamp

Explosion Proof Empty Enclosure, Explosion Proof Circuit Breaker, Explosion Proof Power Distribution Box, Explosion Proof Lighting Switch Wholesaler Product Description 1. Can be used in hazardous areas: Zone 1 and Zone 2 . 2. Can be used in explosive gas atmospheres of Category II A and II B and II C where the temperature classification is T1-T4. 3. Hazardous zone : 20. 21. and 22 4. Flammable dust atmosphere. 5. widely used in the fields of oil, chemical industry ,