Pilot operated check valve
100 l/min, 350 bar | DERV series
BUCHER Hydraulics
Series DERV pilot-operated check valves lock a cylinder in any rest position. They are intended for direct mounting in the cylinder.
Advantages
Pilot-operated check function and pipe-rupture protection in one valve
Optimized hydraulic pilot stage gives gentle opening
Leak-free valve seats; hardened, ground and lapped
Load pressure acts in the closing direction
Advantages
Pilot-operated check function and pipe-rupture protection in one valve
Optimized hydraulic pilot stage gives gentle opening
Leak-free valve seats; hardened, ground and lapped
Load pressure acts in the closing direction
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