本系列通风机由机壳、外转子风机两部分组成，具有效率高、低噪音、结构简洁、安装方便、性能可靠等特点。应用于变频调速电动机的通风散热．
The fan is consist of the two parts shell and external rotor fan, It has the following adva ntages: high efficiency, low noise, sim pIe structu re, easy installation and reliable performance, etc. It is mainly used in va riable frequency motor for cooling ventilation.
