此类动力单元结构紧凑，设计精巧，动态流量控制装置，保持恒速平稳，具有体积小、重量轻、噪音低等特点。特别适用于电动平台车和电动行李车等小型托运机械。

The unit designed compacted with the mini motor and pressure compensated flow control valve result in the feature of particular low noise，small dimension，light weight and surport the equipment soft lifting automatically．Specially applicated on the Carrier of Table Truck and Platform Stacker,etc．