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YBK3 Series Flameproof Three-Phase Asynchronous Motors For Coal Mines
    Publish time 2022-06-24 14:37    

    YBK3 series coal mine flameproof three-phase asynchronous motor in accordance with GB18613-2012 the small and medium-sized three-phase asynchronous motor limited value of energy efficiency and energy efficiency grade specified in the standard of three levels of efficiency,It is the update products of YBK2 series. Motor made in accordance with the provisions of GB3836.2 flameproof, The explosion-proof marks a Exd Ⅰ Mb, Suitable for methane or dust in working face of coal mine underground mining,Used as a general power equipment.

    Executive standard is JB/T9593.1-2015

    

YBK3 Series Flameproof Three-Phase Asynchronous Motors For Coal Mines

◆ Site conditions

The standard working conditions of YBK3 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 35℃ .

◆ Temperature rise and insulation

F class (155 ℃ ) insulation system and temperature rise class B (80K) are adopted to the motor.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 IP55,can be used in dusty or humid environment.

◆ Voltage、frequency

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

660/1140V

◆ 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

Terminal box in the upper part of the frame can be four directions into the line, the line is divided into rubber cable and steel pipe wiring two kinds

◆ Quality guarantee

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