Directional valves pilot operated type 4WEH...Electro-hydraulic directional valves type WEH use solenoids as pilot control. It is for sub-plate mounting, and its porting patten accords with DIN 24 340 and ISO 4401.There are many different features and additional device for selection.Solenoids of pilot valve are wet-pin DC or AC. The main valve uses spring or hydraulic centered and spring or hydraulic offset. With or without shifting time adjustment. With or without stroke adjustment; Pre-load valve or throttle insert can be installed in the main valve. Pressure reducing valve can be installed when operating pressure exceeds 25MPa.WEH.pdf

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