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SUN HYDRAULICS
DNDYXXN514


$266.56 USD
  • SUN HYDRAULICS
  • Material:DNDYXXN514
  • Model:DNDY-XXN@514
  • 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 DNDYXXN514 (DNDYXXN514) is a solenoid-operated, 6-way, 2-position cartridge valve designed for applications requiring circuit selection between two separate paths. It operates by connecting P and T ports to the first circuit when de-energized and switches to the second circuit upon energization. This direct-acting, balanced spool valve does not require a minimum hydraulic pressure for operation, making it versatile for various hydraulic systems. The solenoid tube assembly is rated for fatigue at 5000 psi (350 bar), ensuring durability under high-pressure conditions. The valve features a wet armature design, which allows the working fluid to cool the armature, though care must be taken with fluids like water-glycol mixtures that may degrade over time due to heat exposure. The DNDYXXN514 offers several manual override options but is not compatible with weatherized coils when using manual overrides. It includes a unique magnetic design for efficient operation, providing high spool actuating force per watt consumed and consistent valve shifting. The cartridge incorporates Sun's floating style construction to minimize internal binding risks due to installation torque or machining variations. With a capacity of 5 gpm (20 L/min) and a response time of approximately 50 ms, this valve supports high-frequency switching up to 15,000 cycles per hour. Coil connectors are available with ratings up to IP69K for enhanced environmental protection. The cartridge fits into Cavity T-61A and belongs to Series 1, offering interchangeable coils with other Sun Series 1 solenoid products. Its compact design includes a solenoid tube diameter of .75 inches (19 mm) and requires an installation torque between 30-35 lbf ft (41-47 Nm). For maintenance, Viton seal kits are available for both the cartridge and coil components.

This solenoid-operated 6-way, 2-position cartridge is a direct-acting, balanced spool valve. The typical use for this valve is to select between two separate circuits. The de-energized condition connects P and T to the first circuit and when energized connects P and T to the second circuit.

  • 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.
  • 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.
  • 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-61A
Series 1
Capacity 5 gpm20 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: 990-461-006
Seal and nut kit - Coil Viton: 990-770-006Viton: 990-770-006

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