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SUN HYDRAULICS
DNDAXHN2E12V


$409.93 USD
  • SUN HYDRAULICS
  • Material:DNDAXHN2E12V
  • Model:DNDA-XHN@2E12V
  • 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 DNDAXHN2E12V (DNDAXHN2E12V) is a solenoid-operated 4-way, 2-position cartridge valve designed for precise directional control in hydraulic systems. This direct-acting, balanced spool valve does not require a minimum hydraulic pressure to operate, making it versatile for various applications. The solenoid tube assembly is engineered to withstand fatigue at service pressures of up to 5000 psi (350 bar), ensuring durability and reliability in demanding environments. It features multiple manual override options, although compatibility with weatherized coils should be considered. The valve is constructed with a wet armature design, allowing the working fluid to cool the armature but also necessitating caution with fluids like water-glycol mixtures that may degrade under prolonged heat exposure. The DNDAXHN2E12V offers flexible coil termination and voltage configurations, including surge protection options. Its high-efficiency solenoid design delivers substantial spool actuation force per watt consumed, promoting consistent valve performance. Coils are interchangeable with other Sun Series 1 solenoid products and can be mounted in either direction for added convenience. The cartridge incorporates Sun's floating style construction to reduce the risk of internal component binding due to installation or manufacturing variances. This model fits into T31A cavities and belongs to Series 1 with a capacity of 10 gpm (40 L/min). It operates at a maximum pressure of 5000 psi (350 bar) and typically responds within 50 ms. The valve maintains low leakage rates under specified conditions and supports high switching frequencies up to 15,000 cycles per hour. Manual override requires minimal force and offers a stroke length of .10 inches (2.5 mm). The valve's compact dimensions include a hex size of .78 inches (22.2 mm) and an installation torque range of 30-35 lbf ft (41-47 Nm). For maintenance, Viton seal kits are available for both the cartridge and coil components.

This solenoid-operated 4-way, 2-position cartridge is a direct-acting, balanced spool directional valve.

  • 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.
  • This cartridge has several manual override choices, including no manual override. See the CONFIGURATION section. Please note: Manual override functionality is not compatible with weatherized coils.
  • On models equipped with the D or L control, the detent mechanism in the manual override is meant for temporary actuation. The D, L and T manual control assembly has a mechanical life expectancy of approximately 7,000 cycles.
  • 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 10 gpm40 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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