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Bottom valves

Product description:
These mechanically pilot-operated check valves are installed in multilevel cylinders.

Functional principle:
The hydraulic fluid flows via the integrated check valve towards the piston surface of the working cylinder. The valves operate as a backflow prevention device. Unlocking of the valve, i.e. the release of the second cylinder stage, happens fully automatically as soon as the first cylinder stage has been retracted.

P: pressure port
A: actuator port

Technical specifications
System pressure 35 MPa
Flow rate -
Hydraulic fluid HFA water emulsion according to DIN 24320
Filtration ≤ 40 µm
Material Corrosion resistant material
Ports Fittings, female according to DIN 20043
Permissible actuation pressure up to 53 MPa