flameproof three-phase asynchronous motors are specifically designed for driving roadheader cutting mechanisms and other similar mining equipment in underground coal mines.
This motor series complies with:
-GB/T 3836.1-2021 Explosive Atmospheres - Part 1: Equipment General Requirements
-GB/T 3836.2-2021 Explosive Atmospheres - Part 2: Equipment Protected by Flameproof Enclosure ""d""
-GB/T 3836.3-2021 Explosive Atmospheres - Part 3: Equipment Protected by Increased Safety ""e""
and meets the requirements of MT/T 477-2011 Flameproof Three-Phase Asynchronous Motors YBU Series for Roadheaders
The motor's explosion-proof certification is Ex db I Mb, making it suitable for underground coal mining faces where methane and coal dust explosion hazards exist. "