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SUN HYDRAULICS
DNCADBN924


$176.42 USD
  • SUN HYDRAULICS
  • Material:DNCADBN924
  • Model:DNCA-DBN@924
  • Summary:Cartridge

Quantity in stock: 0

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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 DNCADBN924 (DNCADBN924) is a high-performance, solenoid-operated, 4-way, 2-position cartridge valve designed for precise hydraulic control in various applications. This direct-acting, balanced spool directional valve ensures a closed transition between positions, significantly minimizing oil loss during shifting which is crucial in maintaining efficiency in pilot control circuits. With its port 3 designated as the inlet and port 1 as the tank outlet, the DNCADBN924 offers a flow capacity of up to 8 gpm (30 L/min) and can handle a maximum operating pressure of 5000 psi (350 bar). The valve features a robust solenoid tube assembly that is fatigue rated for demanding applications. Its unique magnetic design enhances solenoid efficiency, providing high spool actuating force per watt expended which ensures reliable valve operation even under rigorous conditions. The DNCADBN924 operates without requiring a minimum hydraulic pressure, making it versatile for various system configurations. This model incorporates Sun Hydraulics' innovative wet armature design where the working fluid surrounds the armature. This setup aids in cooling but requires consideration of fluid type as some fluids may degrade at higher temperatures due to prolonged coil energization. Specifically configured with EPDM seals, the DNCADBN924 is suitable for systems using phosphate ester fluids; however, exposure to petroleum-based fluids should be avoided to prevent seal damage. Further enhancing its adaptability and durability are multiple coil termination and voltage options available for this model, including designs with surge protection and environmental shielding up to IP69K standards. The coils are interchangeable with other Sun Series 1 solenoid products and can be mounted in either direction on the tube. Additionally, this valve benefits from Sun's floating style construction which minimizes internal binding due to installation variances or machining discrepancies. Overall, the Sun Hydraulics DNCADBN924 offers reliable performance and flexibility for advanced hydraulic control applications across various industries requiring precise fluid management.

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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