特点：

BN系列重型工业吸尘器，吸力强劲可24小时不停机连续工作。适用于吸比较重的颗粒和大量灰尘。采用三相高压涡轮风机，可长时间不停机运转。手动反吹功能可随时进行反吹清灰，保证不堵塞滤网，滤材选用超大高效滤芯，过滤精度高。

The BN series heavy-duty industrial vacuum cleaner has strong suction and can work continuously for 24 hours without stopping. Suitable for absorbing heavy particles and large amounts of dust. Adopting a three-phase high-pressure turbine fan, it can operate for a long time without stopping. The manual reverse blowing function allows for reverse blowing and cleaning of dust at any time, ensuring that the filter screen is not clogged. The filter material uses a super large and efficient filter element, with high filtration accuracy.