◆ Site conditions

The standard working conditions of YFB3 series motors are as follows：The altitude is not more than 1000 meters, the lowest ambient temperature is -15 ℃ , and the highest ambient temperature is 40℃ .

◆ Temperature rise and insulation

The motor is designed according to grade F insulation (155℃ ) and assessed according to grade B insulation (80K). The service life and reliability of the motor are guaranteed

◆ Cooling and ventilation

The standard cooling method is fully enclosed self-fan cooling standard motor equipped with auxiliary flow plastic fan in accordance with the provisions of IC411 in iec60034-6

◆ Protection class

The standard protection class of motor is IP65,can be used in places with explosive dust mixture.

◆ Voltage、frequency

Frame size80-100, the voltage is 220V、380V、220/380V.Frame size112-355, the voltage is 380V 660V 380/660v

◆ Rated frequency is 50HZ

Under the condition that the supply voltage deviates from the rated voltage by 5%, it can still run well.

◆ Terminal box position

The standard protection class of motor is IP55,can be used in places with explosive dust mixture.

◆ Quality guarantee

                From the product design to the delivery of products, follow the ISO9001 quality certification system, strict compliance with quality procedures