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SUN HYDRAULICS
DNDCXCV936


$238.08 USD
  • SUN HYDRAULICS
  • Material:DNDCXCV936
  • Model:DNDC-XCV@936
  • 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 DNDCXCV936 (DNDCXCV936) is a direct acting, solenoid-operated, 4-way, 3-position spool valve designed for high-performance hydraulic systems. This valve is spring-centered to the neutral position and allows for precise control of fluid flow within a hydraulic circuit. When coil A is energized, the flow is directed from port 3 P to port 2 A and from port 4 B to port 1 T. Conversely, when coil B is energized, the flow shifts from port 3 to port 4 and from port 2 to port 1. It features a solenoid tube assembly that is fatigue-rated for service pressures up to 5000 psi (350 bar), ensuring durability and reliability under demanding conditions. The DNDCXCV936 requires no minimum hydraulic pressure for operation due to its direct actuation design, making it versatile for various applications. It incorporates a wet armature design that surrounds the armature with working fluid, which helps manage heat generated by the coil during extended use. It's important to note that certain fluids like water-glycol mixtures may degrade at high temperatures over time. This valve offers multiple coil termination and voltage options, including those with surge protection, allowing customization based on specific system requirements. The interchangeable coils are compatible with other Sun Series 1 solenoid products and can be mounted in either direction on the tube. Additionally, it includes weatherized coils and kits for enhanced environmental protection. The valve's construction minimizes internal part binding due to excessive installation torque or machining variations in cavity/cartridge design. With a capacity of up to 5 gpm (20 L/min) and a typical response time of 50 ms, this valve provides efficient performance suitable for high-frequency switching applications up to 15,000 cycles per hour. The DNDCXCV936 also maintains low leakage rates at maximum operating conditions, enhancing overall system efficiency.

This direct acting, solenoid-operated, 4-way, 3-position spool valve is spring centered to the neutral position. When coil A is energized, the flow is from port 3 (P) to port 2 (A) and from port 4 (B) to port 1 (T). When coil B is energized, the flow is from port 3 to port 4 and from port 2 to port 1.

  • 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.
  • In differential flow circuits, the higher return flow should be directed through port 2 (A) to port 1 (T).
  • 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 5 gpm20 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
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: 990-431-006
Seal and nut kit - Coil Viton: 990-770-006Viton: 990-770-006

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