Sun Cartridge Valve PRDB-LDN Low Pressure High Flow Loss High Adaptability High Reliability Cast Iron

Description:

The Sun Cartridge Valve PRDB-LDN is a direct-acting pressure reducing/relieving valve manufactured by Sun Hydraulics. Its primary function is to reduce the high initial pressure at the inlet (port 2) to a constant, lower pressure at the outlet (port 1). This direct-acting design enables rapid response to pressure changes, ensuring stable and precise control of system pressure. The PRDB-LDN valve features a compact, cartridge-style design for easy installation and maintenance. Its floating structure reduces sensitivity to installation torque and the possibility of internal components seizing. This design not only improves valve reliability but also reduces maintenance costs.
 

Applications:

Construction Machinery: In construction machinery such as excavators, loaders, and cranes, the PRDB-LDN valve is used to control pressure in hydraulic systems, ensuring stable operation under complex operating conditions. For example, it can be used to control the extension and retraction speed of hydraulic cylinders, improving operational accuracy and efficiency.
Industrial Automation: In automated production lines, the PRDB-LDN valve is used to control the movement of hydraulic motors and cylinders, achieving precise speed and position control. For example, in injection molding machines, this valve can precisely control the opening and closing speed of molds, improving production efficiency and product quality.
Metallurgy and Heavy Machinery: In heavy equipment such as steel mills and rolling mills, PRDB-LDN valves are used to control high-pressure hydraulic systems, ensuring stable operation under high loads. Their high pressure resistance and stability enable long-term service under extreme operating conditions.
Aerospace: In the aerospace sector, PRDB-LDN valves are used in aircraft hydraulic systems, such as landing gear retraction and extension systems and flight control surface actuation systems. Their high precision and reliability meet the stringent safety and stability requirements of these systems.
Shipbuilding: In ship hydraulic systems, such as steering gear, cranes, and anchor windlasses, PRDB-LDN valves provide precise pressure control, ensuring stable operation in harsh marine environments.
 

Advantages:

High-Precision Pressure Control: PRDB-LDN valves precisely reduce high inlet pressure to the required lower pressure and maintain stable pressure. This precise control capability makes it suitable for applications requiring high pressure accuracy.

Fast Response: The valve's direct-acting design enables rapid response to pressure changes, ensuring immediate adjustment of system pressure. This rapid response is particularly important in hydraulic systems subject to frequent pressure changes.

High Reliability: The PRDB-LDN valve utilizes a floating structure, reducing sensitivity to installation torque and preventing the possibility of internal components seizing. This design improves valve reliability and durability, while reducing maintenance costs.

Easy Installation and Maintenance: The valve's cartridge design makes it easy to install and maintain. Its compact structure and standardized interfaces reduce installation space requirements and simplify maintenance.

Low Pressure Loss and High Flow: The PRDB-LDN valve features low pressure loss and high flow during operation. This not only improves overall system efficiency but also reduces energy waste.

High Adaptability: The valve is suitable for a variety of hydraulic systems, operating stably in both open and closed circuits. Its wide applicability enables it to meet the needs of diverse industrial sectors.

FAQ:

Q1: Wonder if you accept small orders?

A1: Do not worry. Feel free to contact us .in order to get more orders and give our clients more convener ,we accept small order.

Q2: Can you send products to my country?

A2: Sure, we can. If you do not have your own ship forwarder, we can help you.

Q3: What's your payment terms ?

A3: By T/T,LC AT SIGHT,100% full payment.

Q4: How long is your production lead time?

A4:It depends on product and order qty. Normally, it takes us 15 days for an order with MOQ qty.

Q5: When can I get the quotation ?

A5: We usually quote you within 24 hours after we get your inquiry. If you are very urgent to get the quotation.Please call us or tell us in your mail, so that we could regard your inquiry priority.