HYDRAFORCE
5500710

***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 Hydraforce directly.***
The Hydraforce 5500710 (5500710) is a high-performance hydraulic directional element, specifically designed for critical load holding or blocking applications where minimal internal leakage is paramount. This bidirectional, pilot-to-close valve operates as a balanced poppet-type mechanism, ideal for systems requiring reliable operation under varying pressure conditions. Its cartridge style facilitates easy installation and maintenance in tight spaces typical of modern hydraulic systems. The operational mechanics of the 5500710 allow for flow between ports 1 and 2 in its unpiloted state, with the capability to block this flow upon receiving a remote pilot signal at port 4. The spring chamber's connection to port 3 is crucial as it influences the pilot pressure needed for valve actuation; pressure at port 3 adds to the required pilot pressure, facilitating precise control based on system conditions. The hydraulically balanced poppet design ensures that full pressurization of ports 1 and 2 does not impact the pilot pressure needed to shift the valve, providing consistent performance and enhanced reliability. This valve's design allows it to fully shift with a minimum pilot pressure of 250 psi (17 bar), provided port 3 is vented. Such features make the Hydraforce 5500710 an essential component in hydraulic circuits used across various applications demanding high integrity and safety. Its adherence to NFPA specification T2.6.1 underlines its build and performance quality, with rigorous testing ensuring a verification level of 90% and an assurance level of 99%, positioning it as a top-tier choice for specialized hydraulic needs.