1. Medium and high voltage frequency converters generate a large amount of heat during operation. If not dissipated in a timely manner, it may cause the equipment to overheat, affecting its normal operation and lifespan.
2. During customer after-sales and terminal installation of fans, personnel are required to install the casing, protective net, and air guide ring; There is an increase in installation labor costs and a risk of damage during transportation of a single fan.

