DBDS20K1X/250ESO157

***Disclaimer: The following summary contains information gathered from various sources such as product descriptions, technical specifications and catalogs. While efforts have been made to provide accurate details, inaccuracies may occur. It is advised to verify all information by contacting Bosch Rexroth directly.***
The Bosch Rexroth DBDS20K1X/250ESO157 (R901284678) is a direct operated seat valve designed for precise pressure relief in hydraulic systems. It serves as a critical component for limiting system pressure, ensuring the safety and efficiency of operations. The valve is composed of a sleeve, spring, poppet with damping piston for pressure ratings up to 250 bar, or a ball for different pressure settings. Users can adjust the system pressure seamlessly via an adjustment mechanism, which allows for stepless control. This model features a poppet seat valve configuration and falls under the type DBDS..KX series with a 250 bar pressure rating. It ensures fluid flow from channel P to T when the system pressure surpasses the pre-set value on the spring, allowing the poppet or ball to open against the spring force. The stroke of the poppet is restricted by an embossing feature to maintain stability and control. The DBDS20K1X/250ESO157 valve's design includes various options for adjustment types such as a sleeve with hexagon and protective cap, rotary knob, hand wheel, or a lockable rotary knob. These options provide flexibility and security in controlling pressure settings according to specific application needs. The entire range of pressures that this valve can handle is divided into different ratings corresponding to specific springs, each suited for a maximum operating pressure within that range. This division allows for accurate and efficient pressure adjustments throughout the entire spectrum of operation. For installation flexibility, this model can be used as a screw-in cartridge valve or mounted on subplates depending on system requirements. Additionally, it features an anti-loss construction in its adjustment type; even when completely unloaded, the adjustment element remains loosely movable within its housing due to gimbalmounting. If minimum pressure does not settle after complete unloading of the adjustment type, users can pull back the adjustment element fully before re-adjusting it to achieve desired pressure levels.