HYDAC賀德克液壓換向閥WKH10W/14-1 英文描述 The WKH10W/14 is a hydraulically operated, direct acting 2/2 directional valve – both ports are closed in normal position. When the valve is hydraulically operated, i.e., when there is an increase in pressure at port 1 against the spring force, the valve opens from port 3 to 2 and flow is possible in both directions. A tank relief is provided at port 4. Cavity UNF 7/8-14. Qmax = 40 l/min Pmax = 350 bar