TBVF Series Flameproof Variable-Frequency Speed-Regulating Three-Phase Permanent Magnet Synchronous Motor is suitable for driving belt conveyors or conveyor drums in coal mines underground.
This series of motors complies with the requirements of:
• GB/T 3836.1-2021 Explosive Atmospheres – Part 1: Equipment – General Requirements
• GB/T 3836.2-2021 Explosive Atmospheres – Part 2: Equipment Protection by Flameproof Enclosure "d"
• GB/T 3836.3-2021 Explosive Atmospheres – Part 3: Equipment Protection by Increased Safety "e".With an explosion-proof marking of Ex db I Mb,
the motor is designed for use in coal mining environments where explosive atmospheres containing methane and coal dust may exist.