Prince Hydraulic Works

A directional control valve in a hydraulic system is a valve that regulates the flow of hydraulic fluid to control the movement of actuators like cylinders and motors. It does this by directing the fluid to different ports within the system, essentially switching the fluid path to achieve desired actions like extending, retracting, or holding in place a cylinder. 

The Polyhydron DPRH 06S 315 is a direct acting, subplate-type pressure relief valve designed to protect hydraulic systems from excessive pressure by diverting flow. Key features include its 06 size (for the 06 series), S-type (subplate mounting), and a maximum operating pressure of 315 bar. The valve features a guided poppet design for stability and is available with set screw or hand knob adjustments for pressure settings. 

Hydraulic Valve .                                                                                                                                   

The DPRH10S200 04 is a Polyhydron direct acting pressure relief valve, designed for hydraulic equipment. It's a cartridge-style valve, meaning it's designed to be inserted into a cavity within a manifold or other component. The valve's main function is to limit the maximum pressure within a hydraulic system by diverting flow when the pressure exceeds a set point.