Explosion-Proof Three Phase Asynchronous Motor for Tunnel Roadheader

Explosion-Proof Three Phase Asynchronous Motor for Tunnel Roadheader. Explosion-proof grade Ex db I Mb, fully compliant with GB/T 3836 series & MT/T477-2011 tunneling machine motor standards. Safe for underground coal mine working faces with methane and coal dust explos. Custom-developed for coal mine tunneling machine cutting sections, also compatible with all kinds of underground mining heavy-duty equipment, dedicated drive motor for excavation operation. Rated power coverage 100/55kW ~ 450/350kW; optional poles: 4/8P, 4/6P; multi voltage options: 660V/1140V/3300V, match different underground mining power supply systems. IP67 high ingress protection grade, fully resist underground mine water seepage, coal dust and mud erosion, stable operation under harsh wet & muddy excavation conditions. All production processes follow national explosion-proof and tunneling motor technical specifications, every motor passes strict performance & explosion-proof testing before delivery, stable reliable. Robust thickened cast iron housing, reinforced mechanical structure to withstand strong vibration and impact generated during tunneling cutting, long service life in rugged underground mining sites. We can customize voltage, power, cooling parameters and thermal elements according to special tunneling machine & underground working condition requirements.