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SUN HYDRAULICS
DMDATNN724N


$223.68 USD
  • SUN HYDRAULICS
  • Material:DMDATNN724N
  • Model:DMDA-TNN@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 DMDATNN724N (DMDATNN724N) is a high-performance solenoid-operated 3-way, 2-position cartridge valve. This direct-acting, balanced spool directional valve is designed to handle a maximum operating pressure of 5000 psi (350 bar) and has a flow capacity of up to 12 gpm (45 L/min). It features a fatigue-rated solenoid tube assembly suitable for demanding applications. The spools B and R maintain closed positions during transitions, enhancing performance by providing faster and more consistent response times, particularly useful in pilot control applications where flow capacity is less critical. This model incorporates a wet armature design wherein the working fluid surrounds the armature, which is crucial when the coil is energized for extended periods as it can influence fluid integrity depending on the type of fluid used. The valve offers interchangeable coils with other Sun Series 1 solenoid products and supports both forward and reverse mounting on the tube. Notably, it employs Sun's floating style construction which minimizes internal parts binding that could result from excessive installation torque or variations in cavity/cartridge machining. The DMDATNN724N valve also includes manual override options with a detent mechanism designed for temporary actuation, boasting a mechanical life expectancy of about 7,000 cycles. It\u2019s essential to use cartridges with EPDM seals specifically for systems using phosphate ester fluids; exposure to petroleum-based fluids can damage these seals. With typical response times around 50 ms and maximum valve leakage rated at 5 in\u00b3/min at 3000 psi (80 cc/min at 210 bar), this valve ensures reliable operation and control across various applications.

This solenoid-operated 3-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.
  • Spools B and R are closed in the transition between their two positions. This results in a higher performance limit at the expense of lower capacity. When used as pilot controls, where capacity is not a factor, the closed transition will provide faster and more consistent response times.
  • This valve is direct actuated and requires no minimum hydraulic pressure for operation.
  • 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 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.
  • Coils are interchangeable with other Sun Series 1 solenoid products and can be mounted on the tube in either direction.
  • 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-11A
Series 1
Capacity 12 gpm45 L/min.
Maximum Operating Pressure 5000 psi350 bar
Response Time - Typical 50 ms50 ms
Maximum Valve Leakage at 110 SUS (24 cSt) 5 in³/min.@3000 psi80 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: 990-411-006
Seal and nut kit - Coil Viton: 990-770-006Viton: 990-770-006

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