YBK2 Flameproof Three-phase Induction Motor for Coal Mineapply to haul by electric power under the coal mine. The motor adopt the steel plate structure of self fan-cooling, and the junction box adopts the high-intensity structure. The anti-explosive performance is accord with the stipulation of GB3836 <<Electrical apparatus for explosive gas atmospheres>>. The anti-explosive symbol is “ExdI”. Rated Voltage V380/660,660/1140Rated Frequency Hz50Power Range kW2.2-315Insulation GradeFProtection GradeIP55Installation FormB3,B5