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SUN HYDRAULICS
HDDAMCN712N


$158.85 USD
  • SUN HYDRAULICS
  • Material:HDDAMCN712N
  • Model:HDDA-MCN@712N
  • 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 HDDAMCN712N (HDDAMCN712N) is a solenoid-after check cartridge valve designed to integrate a direct acting solenoid poppet valve with a check function. This hybrid valve facilitates the control of hydraulic flow, allowing fluid to move from inlet port 2 to system port 1 while blocking flow from port 2 to port 3 when the solenoid is de-energized. Primarily used in lift-lower applications, it can be directly integrated into an actuator for efficient load holding. The valve's solenoid tube assembly is rated for fatigue at pressures up to 5000 psi (350 bar), ensuring durability and reliability in demanding environments. Equipped with various manual override options, including models without manual override, the cartridge offers versatility depending on user needs. However, note that manual override functionality does not support weatherized coils. The HDDAMCN712N features a wet armature design where the working fluid surrounds the armature, which may impact performance if the coil remains energized for extended periods. This is particularly relevant for fluids like water-glycol mixtures that can degrade under heat exposure, potentially affecting cartridge function over time. The valve incorporates Sun's floating style construction to minimize internal component binding due to installation torque or machining variations. Additional specifications include a capacity of 10 gpm (40 L/min), a typical response time of 50 ms, and maximum leakage of 10 drops/min at 110 SUS (24 cSt). The check cracking pressure stands at 30 psi (2 bar), with a switching frequency capability of up to 15,000 cycles per hour. Installation requires careful adherence to specified torque values between 30-35 lbf ft (41-47 Nm). Coils are interchangeable with other Sun Series 1 products and offer connector options rated up to IP69K for enhanced environmental protection.

This solenoid-after check cartridge is a hybrid valve incorporating a direct acting solenoid poppet valve teed in after the check function. The check valve flow is from the inlet (port 2) to the system (port 1). With the solenoid de-energized flow from (port 2) to (port 3) is blocked. This combination valve is typically used in lift/lower applications and can be integrated directly into the actuator.

  • The solenoid tube assembly is fatigue rated for 5000 psi (350 bar) service.
  • 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.
  • 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.
  • Suitable for load holding applications.
  • 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.
  • 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-11A
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 drops/min.@5000 psi0,7 cc/min.@350 bar
Check Cracking Pressure 30 psi2 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
Seal kit - Cartridge Viton: 990-011-006
Seal and nut kit - Coil Viton: 990-770-006Viton: 990-770-006

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