L-DB200F2-3X/16

***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 L-DB200F2-3X/16 (R900439371) is a pilot-operated pressure relief valve designed for managing low preload pressures while accommodating high flow rates. This valve is part of the LDB series and features a robust construction that includes a pipeline installation housing, a main spool guide, and a main spool. The operation of this model is based on the pressure applied to channel P, which affects both the main spool and the pilot control valve through designated nozzles. When the pressure at channel P surpasses the preset value on the pilot control valve, it triggers an opening that allows pilot oil to discharge directly into channel Y. As a result of this mechanism, the main spool is actuated against springs to connect channel P with channel T whenever the pressure remains above the threshold set by the pilot control valve. This particular model also includes version U, which employs an external spring to keep the main spool closed; this facilitates achieving lower circulation pressure when the control channel is not loaded. Furthermore, there's another variant within this range known as type LDBF, which operates similarly to type LDB but differs in design as it's configured as a cartridge valve without pipeline housing. This makes it suitable for flange connections and allows for integration into various hydraulic systems without requiring extensive modifications. It adheres to DIN EN standards for flange connections with specific pressure ratings. Adjustments are made via a sleeve with hexagon and protective cap, ensuring precise control over pressure settings within hydraulic circuits where such valves are employed.