EHPR08-33-2B-N-12ER CARTRIDGE

***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 5278393 (5278393) is a sophisticated EHPR0833X direct-acting, spool-type, proportional, pressure reducing relieving valve designed to manage the flow and pressure within hydraulic systems efficiently. This valve allows free flow from port 1 to port 3 when no electrical current is applied to its coil, ensuring a default passage for the hydraulic fluid. Upon energizing the coil, it connects port 2 to port 1, and increasing the electrical current proportionally raises the controlled reduced pressure. This feature allows for precise control based on the varying needs of the application. The EHPR0833X also includes a safety relief function where if the pressure at port 1 exceeds the coil-induced setting, it automatically relieves this excess pressure back to port 3. This dual functionality of reducing and relieving pressure not only optimizes performance but also enhances safety within hydraulic circuits. Additionally, it features both 12 and 24-volt coils as standard options and offers an optional manual override for increased operational flexibility. The valve is designed with an industry-common cavity which simplifies installation processes and ensures compatibility with existing systems. For environments requiring robust durability, optional waterproof E-Coils rated up to IP69K are available, providing protection against ingress of dust and high-temperature high-pressure water jets. With its manual override operation engaging at approximately 2¼ turns and building pressure at about 11.7 bar (170 psi) per turn, this valve offers precise manual control when needed. The back pressure on port 3 is additive to the pressure setting at a ratio of 1:1, allowing for fine-tuned adjustments based on specific system requirements. This combination of features makes the Hydraforce 5278393 an essential component for advanced hydraulic control in various applications requiring precise pressure modulation.