供应R4S03-531-11-A1派克先导式顺序阀

派克R4S 系列是板式顺序阀，在功能和设计上都是卓越的即使在大流量条件下。这些阀的特性，具有有相当先进的改进。

先导操作的 R4S 阀使液压系统能够以压力顺序运行。设计将提升锥阀座与先导控制组合。当系统压力达到设定压力时，阀打开并允许流向次级子系统。先导控制将从初级到次级区域的压力损失降低到最小。

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