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SUN HYDRAULICS
DNCALLN224N


$163.21 USD
  • SUN HYDRAULICS
  • Material:DNCALLN224N
  • Model:DNCA-LLN@224N
  • 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 DNCALLN224N (DNCALLN224N) is a solenoid-operated, 4-way, 2-position cartridge valve designed for direct-acting, balanced spool directional control. This valve features a closed transition between positions to significantly reduce oil loss during shifting, making it particularly beneficial in pilot control circuits. It is optimized for use with port 3 as the inlet and port 1 as the tank; reverse flow is possible but not recommended due to performance concerns. The solenoid tube assembly is fatigue-rated for 5000 psi (350 bar) service, and the valve operates without the need for minimum hydraulic pressure. Configured with EPDM seals, this cartridge is suitable for systems using phosphate ester fluids; exposure to petroleum-based fluids can damage the seals. The DNCALLN224N employs a wet armature design where the working fluid surrounds the armature, allowing exposure to coil-generated heat. This aspect should be considered if the coil remains energized for extended periods, especially with fluids like water-glycol mixtures that degrade at high temperatures over time. A variety of coil termination and voltage options are available, with or without surge protection. The solenoid's magnetic design ensures high efficiency by delivering substantial spool actuating force per watt expended, facilitating reliable valve shifting. Coils are interchangeable with other Sun Series 1 solenoid products and can be mounted in either direction on the tube. Coil connector options offer ratings up to IP69K for enhanced environmental protection. The valve incorporates Sun's floating style construction to minimize internal part binding due to excessive installation torque or machining variations in cavity/cartridge interfaces. It has a capacity of 8 gpm (30 L/min) and supports a maximum operating pressure of 5000 psi (350 bar). The typical response time is about 50 ms, and it allows a maximum leakage of 10 in\u00b3/min at 3000 psi (160 cc/min at 210 bar).

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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