Hydraulic system contains a variable displacement vane pump and hydraulic accumulator; ensure the working pressure stable and equalization wringing efficiency; save the consumption of power and protect units.

• 液压系统装置可变容量泵和大容量蓄能器,确保工作压力稳定,使皮张获得均匀的挤水效果;同时起到节能、保护元件的作用;