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RE 66170-B/2019-05-15, Control block SB24/34, Bosch Rexroth AG
Thermal PRV in check valve :
The thermal PRV is integrated into the check valve
and is opened in case of an inadmissible temperature-related pressure increase in
the working port. The discharged volume is very low.
Shuttle valve :
Directs the higher LS pressure through the control block/control
block segment.
Spring assembly :
Control spool centering.
Detent unit :
Positioning of the control spool is supported by the detent unit.
The spring assembly is enclosed by the detent unit housing.
Kick-out :
Disengages the deflected control spool in detent position at a set
hydraulic operating pressure from the detent position.
Control is realized mechanically via control spool deflection .
SB24-M, deflection side A, with check valve with thermal PRV
SB24-M, deflection side B, with check valve with thermal PRV
Operation / control
Fluid plan