Use environment:
1. This product is mainly used in underground mines, and can be widely used in coal mines, gold mines, silver mines, copper mines, iron mines, lead-zinc mines and other mines.
2. This product can be operated in places with explosion-proof requirements, such as oil refineries, chemical plants, gas stations, etc.
3. It can operate normally in the ambient temperature range of -40℃～70℃.
4. It can be running when the relative humidity of the air is not more than 95% (at 25℃).
5. It can operate normally in places with danger of gas and coal dust explosion
6. The anti-pollution level of this product is level 3, and the installation category is level III.

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