1. Hazardous:zone  1 &2;

2. Explosive atmosphere: class ? A, ? B, ? C;

3. Hazardous:zone 21 and 22;

4. Flammable dust atmosphere;

5.Temperature class:T1~T6;

6. This product(rail type / panel type) can not use alone, it must be used together with other explosion-proof enclosure Back of board cable type can work alone.