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SUN HYDRAULICS
DNDCXAE824


$790.07 USD
  • SUN HYDRAULICS
  • Material:DNDCXAE824
  • Model:DNDC-XAE@824
  • 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 DNDCXAE824 (DNDCXAE824) is a highly efficient, direct acting, solenoid-operated, 4-way, 3-position spool valve designed for precise flow control in hydraulic systems. This valve is spring-centered to the neutral position and features a robust solenoid tube assembly that is fatigue-rated for up to 5000 psi (350 bar), ensuring reliable performance under high-pressure conditions. It operates efficiently without requiring any minimum hydraulic pressure and utilizes a unique wet armature design, which allows the working fluid to surround the armature and manage heat dissipation effectively. This particular model offers versatile flow configurations: when coil A is energized, the flow transitions from port 3 P to port 2 A and from port 4 B to port 1 T; energizing coil B redirects flow from port 3 to port 4 and from port 2 to port 1. It supports differential flow circuits by directing higher return flows through specific ports for optimized performance. The DNDCXAE824 accommodates various coil termination and voltage options with or without surge protection, enhancing its adaptability in diverse applications. The valve's floating style construction minimizes potential internal binding due to installation torque or machining variations, contributing to its durability and stability. Additionally, it offers interchangeable coils with other Sun Series 1 solenoid products, providing flexibility in installation direction. The valve's environmental resilience is reinforced by coil connector options rated up to IP69K and additional weatherized coils available for comprehensive protection. With a capacity of 5 gpm (20 L/min) and a rapid typical response time of 50 ms, this valve is engineered for high-frequency switching up to 15,000 cycles per hour. Its Viton seal kits ensure compatibility with various fluids while preventing leaks even at maximum operating pressures.

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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