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SUN HYDRAULICS
DNDATUV712N


$261.60 USD
  • SUN HYDRAULICS
  • Material:DNDATUV712N
  • Model:DNDA-TUV@712N
  • 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 DNDATUV712N (DNDATUV712N) is a solenoid-operated 4-way, 2-position cartridge valve designed for direct-acting and balanced spool directional control. This robust valve is fatigue-rated for service pressures up to 5000 psi (350 bar) and does not require a minimum hydraulic pressure for operation. It features various manual override options, though manual override is incompatible with weatherized coils. The valve's design incorporates a wet armature, where the working fluid surrounds the armature, exposing it to coil-generated heat\u2014an important consideration when using fluids like water-glycol mixtures that may degrade over time due to temperature exposure. The DNDATUV712N offers multiple coil termination and voltage configurations, including surge protection options. Its high-efficiency solenoid provides significant spool actuating force per Watt, ensuring reliable valve shifting. Coils are interchangeable with other Sun Series 1 solenoid products and can be mounted in either direction. The valve also supports coil connector options rated up to IP69K for enhanced environmental protection. This model utilizes Sun's floating style construction to reduce the risk of internal part binding due to excessive installation torque or machining variations in cavity/cartridge design. It fits into a T-31A cavity and belongs to Series 1, with a capacity of 10 gpm (40 L/min). The typical response time is approximately 50 ms, and it supports a maximum switching frequency of 15,000 cycles per hour. The maximum leakage at 110 SUS (24 cSt) is rated at 10 in\u00b3/min at 3000 psi (160 cc/min at 210 bar). Installation requires a torque between 30-35 lbf ft (41-47 Nm), with the manual override requiring a force of 5 lbs/1000 psi on Port 1 (33 N/100 bar). Overall weight is .60 lb (.30 kg), and Viton seal kits are available for both 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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