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SUN HYDRAULICS
DNCADAV724N

$263.48 USD
  • SUN HYDRAULICS
  • Material:DNCADAV724N
  • Model:DNCA-DAV@724N
  • 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 DNCADAV724N (DNCADAV724N) is a high-performance, solenoid-operated, 4-way, 2-position cartridge valve designed for precise hydraulic control. This direct-acting, balanced spool directional valve features a closed transition between positions, minimizing oil loss during shifting which is crucial in pilot control circuits. It offers robust functionality with a valve capacity based on port 3 as the inlet and port 1 as the tank. Although reverse flow is possible through this configuration, it is not recommended to ensure optimal performance. The DNCADAV724N operates without requiring a minimum hydraulic pressure and its solenoid tube assembly is fatigue rated for 5000 psi (350 bar) service, making it suitable for high-pressure applications. The valve incorporates EPDM seals specifically for use with phosphate ester fluids; however, these seals must not be exposed to petroleum-based fluids as they could be damaged. This model also benefits from a wet armature design where the working fluid surrounds the armature. This design consideration is vital when the coil is energized for extended periods since some fluids can degrade under heat, affecting performance. The solenoid of the DNCADAV724N demonstrates high efficiency due to its unique magnetic design which ensures reliable valve shifting by providing high spool actuating force per watt expended. For further customization and adaptability to various environments, the DNCADAV724N offers a range of coil termination and voltage options including models with surge protection. Coil connectors are designed to support ratings up to IP69K for enhanced environmental protection. Moreover, its interchangeable coils with other Sun Series 1 solenoid products add versatility in maintenance and replacement processes. Incorporating Sun\u2019s floating style construction minimizes internal binding due to installation torque or cavity/cartridge machining variations, ensuring consistent operation and longevity of the component within hydraulic systems.

This solenoid-operated, 4-way, 2-position cartridge is a direct-acting, balanced spool directional valve. The transition between positions is closed. The closed transition greatly reduces the loss of oil when shifting which can be of particular importance in pilot control circuits.

  • Valve capacity is based on port 3 as the inlet and port 1 as the tank. Although reverse flow is possible, the same performance cannot be guaranteed and is not recommended.
  • 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.
  • Cartridges configured 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 8 gpm30 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
Manual Override Force Requirement 5 lbs/1000 psi @ Port 133 N/100 bar @ Port 1
Manual Override Stroke .10 in.2,5 mm
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
Model Weight .60 lb0,30 kg
Seal kit - Cartridge Viton: 990-431-006
Seal and nut kit - Coil Viton: 990-770-006Viton: 990-770-006

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