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SUN HYDRAULICS
DMDAXBN824


$147.83 USD
  • SUN HYDRAULICS
  • Material:DMDAXBN824
  • Model:DMDA-XBN@824
  • 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 DMDAXBN824 (DMDAXBN824) is a high-performance solenoid-operated 3-way, 2-position cartridge valve. It features a direct-acting, balanced spool design that ensures reliable control of hydraulic flow in various applications. The valve operates with exceptional precision due to its closed transitions between spool positions B and R, which prevent any flow between the transitions, thus offering faster and more consistent response times especially suitable for pilot control applications where capacity is less critical. This model comes equipped with a robust solenoid tube assembly rated for fatigue at 5000 psi (350 bar), making it suitable for demanding environments. Additionally, the DMDAXBN824 can function without any minimum hydraulic pressure requirement for operation, enhancing its versatility across different hydraulic systems. The manual override feature included in models with the D or L control is designed primarily for temporary actuation and supports up to approximately 7,000 cycles. For fluid compatibility, cartridges configured with EPDM seals are specifically designed for use with phosphate ester fluids; however, they must be kept away from petroleum-based substances to avoid damage. The wet armature design of the valve helps in cooling but requires consideration of fluid characteristics as prolonged exposure to heat can degrade certain types of fluids. The interchangeability of coils within Sun\u2019s Series 1 solenoid products offers flexibility in maintenance and replacement processes. Furthermore, the valve incorporates Sun's unique floating style construction which minimizes internal part binding due to installation variances or excessive torque. With a maximum operating pressure of 5000 psi and a flow capacity up to 12 gpm (45 L/min), the DMDAXBN824 is engineered for both reliability and performance in complex hydraulic setups.

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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