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SUN HYDRAULICS
DNDCXAN524


$217.03 USD
  • SUN HYDRAULICS
  • Material:DNDCXAN524
  • Model:DNDC-XAN@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 DNDCXAN524 (DNDCXAN524) is a direct acting, solenoid-operated, 4-way, 3-position spool valve that is spring-centered to the neutral position. This versatile valve allows for precise control over fluid flow in hydraulic systems. When coil A is energized, the valve directs flow from port 3 P to port 2 A and from port 4 B to port 1 T. Conversely, energizing coil B channels the flow from port 3 to port 4 and from port 2 to port 1. With a fatigue-rated solenoid tube assembly capable of handling up to 5000 psi (350 bar), this valve is designed for robust performance without requiring minimum hydraulic pressure for operation. Notably, the DNDCXAN524 uses a wet armature design which immerses the armature in working fluid, helping dissipate heat generated by the coil. However, users should be cautious with fluids like water-glycol mixtures that can degrade under prolonged exposure to these temperatures. The valve accommodates various coil termination and voltage options with potential surge protection features, enhancing its adaptability across different applications. The unique magnetic design of the solenoid ensures high efficiency with substantial spool actuating force per watt used, resulting in reliable valve shifting. It also incorporates Sun's floating style construction which minimizes internal parts binding due to installation torque or machining variations. This model supports interchangeable coils within Sun Series 1 products and offers connector options rated up to IP69K for enhanced environmental protection. With a cavity size of T-31A and a capacity of up to 5 gpm (20 L/min), this valve provides quick response times typically around 50 ms and supports high switching frequencies up to 15,000 cycles/hr. The DNDCXAN524 comes equipped with Viton seal kits for both cartridge and coil applications ensuring durability and compatibility with various hydraulic fluids.

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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