1. 爆炸性气体环境危险场所：2区；
2. 可燃性气体、蒸气级别：ⅡA、ⅡB、ⅡC；
3. 温度组别：T1~T3；
4. 可配装白炽灯；
5. 户内、户外(IP55，可按用户要求达到IP65)。

1. For the dangerous sites with explosive air mixture: 2 pision;
2. Flammable gas, steam class: ⅡA、ⅡB、ⅡC;
3. Temperatures classification: T1~T3;
4. Suitable for incandescent lamp;
5. Indoor and outdoor (IP55, It could be designed as IP65 according
to user's requirements).