YB400-450 Series Three-phase Asynchronous Motor

YB400-450 Series Three-phase Asynchronous MotorYB400-450 Series Three-phase Asynchronous MotorYB400-450 Series Three-phase Asynchronous Motor Introduction chinacoal07YB400-450 Series Three-phase Asynchronous Motor adopt to Inner loop ventilation mode of the fan cooling.with high efficiency,high performance，flame-proof structure is reasonable of characteristic.According to the service requirements ，make out“ExdI” and“ExdIIBT4”,explosion-proof performance standard GB3836.Be use