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SUN HYDRAULICS
DNDYXXV948


$282.45 USD
  • SUN HYDRAULICS
  • Material:DNDYXXV948
  • Model:DNDY-XXV@948
  • 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 DNDYXXV948 (DNDYXXV948) is a solenoid-operated 6-way, 2-position cartridge valve designed for selecting between two separate circuits. This direct-acting, balanced spool valve operates by connecting P and T to the first circuit in the de-energized state and switches to the second circuit when energized. It is fatigue-rated for service up to 5000 psi (350 bar) and requires no minimum hydraulic pressure for operation. The valve offers several manual override options, including a detent mechanism available on models with D or L control, with a mechanical life expectancy of approximately 7,000 cycles. It utilizes a wet armature design, which means the working fluid surrounds the armature and can affect functionality if exposed to high temperatures from prolonged coil energization. The valve features a high-efficiency solenoid that delivers reliable shifting with minimal power consumption. Coils are interchangeable with other Sun Series 1 solenoid products and can be mounted in either direction. Coil connector options provide protection ratings up to IP69K for enhanced environmental resistance. The valve incorporates Sun's floating style construction to minimize internal part binding due to installation torque or machining variations. It fits into cavity T-61A, is part of Series 1, has a capacity of 5 gpm (20 L/min), and offers a typical response time of 50 ms. Maximum leakage at 110 SUS (24 cSt) is limited to 5 in\u00b3/min at 3000 psi (80 cc/min at 210 bar), with a switching frequency capability of up to 15,000 cycles per hour. The manual override requires a force of approximately 5 lbs/1000 psi at Port 1 and has a stroke length of .10 inches (2.5 mm). The valve's hex size is .78 inches (22.2 mm), requiring an installation torque between 30 - 35 lbf ft (41 - 47 Nm). It weighs .60 lb (.30 kg). Seal kits are available in Viton material for both 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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