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SUN HYDRAULICS
DNDCXTE524


$793.40 USD

Tags:

  • SUN HYDRAULICS
  • Material:DNDCXTE524
  • Model:DNDC-XTE@524
  • Summary:Cartridge

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***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 Sun Hydraulics directly.***
The Sun Hydraulics DNDCXTE524 (DNDCXTE524) is a direct acting, solenoid-operated, 4-way, 3-position spool valve designed to provide efficient flow control in hydraulic systems. This valve features a spring-centered neutral position and allows for directional control of hydraulic fluid when the solenoid coils are energized. Specifically, energizing coil A directs flow from port 3 P to port 2 A and from port 4 B to port 1 T, while energizing coil B redirects flow from port 3 to port 4 and from port 2 to port 1. The valve's solenoid tube assembly is rated for fatigue at pressures up to 5000 psi (350 bar), ensuring durability in demanding applications. This valve does not require a minimum hydraulic pressure for operation, making it versatile for various applications. It is important to note that cartridges with EPDM seals should only be used with phosphate ester fluids as exposure to petroleum-based fluids can damage the seals. The wet armature design of this valve means that the working fluid surrounds the armature and is exposed to heat generated by the coil, potentially affecting certain fluids over time. The DNDCXTE524 offers multiple coil termination and voltage options, including configurations with surge protection. Its high-efficiency solenoid design provides reliable valve shifting with significant spool actuating force per watt expended. Coils are interchangeable with other Sun Series 1 solenoid products and can be mounted in either direction on the tube. Additionally, weatherized coils and kits are available for enhanced environmental protection. With a capacity of up to 5 gpm (20 L/min) and a response time of approximately 50 ms, this valve supports high-frequency switching at rates up to 15,000 cycles per hour. The Sun floating style construction minimizes internal binding risks due to installation torque or machining variations, ensuring consistent performance in diverse hydraulic systems.

This direct acting, solenoid-operated, 4-way, 3-position spool valve is spring centered to the neutral position. When coil A is energized, the flow is from port 3 (P) to port 2 (A) and from port 4 (B) to port 1 (T). When coil B is energized, the flow is from port 3 to port 4 and from port 2 to port 1.

  • The solenoid tube assembly is fatigue rated for 5000 psi (350 bar) service.
  • This valve is direct actuated and requires no minimum hydraulic pressure for operation.
  • In differential flow circuits, the higher return flow should be directed through port 2 (A) to port 1 (T).
  • Cartridges with EPDM seals are for use in systems with phosphate ester fluids. Exposure to petroleum based fluids, greases and lubricants will damage the seals.
  • This valve utilizes a wet armature design. This means that the working fluid surrounds the armature and is exposed to the heat generated by the coil. This can be a factor if the coil is energized for long periods of time. Some fluids, notably water/glycol mixtures, break down at these temperatures over time and form varnishes that will affect the function of the cartridge.
  • A wide variety of coil termination and voltage options are available, with and without surge protection. See the CONFIGURATION section.
  • The solenoid's unique magnetic design results in a high efficiency solenoid, yielding high spool actuating force per Watt expended, leading to reliable valve shifting.
  • Coils are interchangeable with other Sun Series 1 solenoid products and can be mounted on the tube in either direction.
  • Coil connector options offer ratings up to IP69K. See individual coil product pages for details. Additional weatherized coils and kits are available for more complete environmental protection.
  • Incorporates the Sun floating style construction to minimize the possibility of internal parts binding due to excessive installation torque and/or cavity/cartridge machining variations.

Cavity T-31A
Series 1
Capacity 5 gpm20 L/min.
Maximum Operating Pressure 5000 psi350 bar
Response Time - Typical 50 ms50 ms
Maximum Valve Leakage at 110 SUS (24 cSt) 10 in³/min.@3000 psi160 cc/min.@210 bar
Switching Frequency 15000 cycles/hr15000 cycles/hr
Solenoid Tube Diameter .75 in.19 mm
Valve Hex Size 7/8 in.22,2 mm
Valve Installation Torque 30 - 35 lbf ft41 - 47 Nm
Seal kit - Cartridge Viton: 990-431-006
Seal and nut kit - Coil Viton: 990-770-006Viton: 990-770-006

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