Explosion-proof function is conformed to the standard and regulation of GB3836.1-2000<the first part of the electrical equipment in the explosive gas atmospheres: universal requirement and GB3836.2-2000<the second part of the electrical equipment in the explosive gas atmospheres:Explosion-prood "d" type>.It is applicable to the non-mining coal mine job and factory contains an explosive mixture of the workplace.

Motors are totally enclosed self-fan-cooling three-phase asynchronous squirrel-cage type Explosion-proof motors, are designed by a nationally unified basic series of explosion-proof motor .YB2 is replacement of YB Series Motor Products. It has advantages of high efficiency, energy saving, temperature margin, long life, the good, high protective degree, low noise, small vibration, safe and reliable operation, small size, light weight, pleasing in appearance, easy to use and maintain