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SUN HYDRAULICS
DMDAZBN624


$745.10 USD
  • SUN HYDRAULICS
  • Material:DMDAZBN624
  • Model:DMDA-ZBN@624
  • 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 DMDAZBN624 (DMDAZBN624) is a solenoid-operated 3-way, 2-position cartridge valve featuring a direct-acting, balanced spool design. This model ensures closed transitions between positions, significantly minimizing oil loss during shifts which is crucial in maintaining the efficiency of pilot control circuits. A distinguishing feature of this valve is its position switch, which confirms that the valve remains in its spring-biased position, enhancing operational safety and reliability. The DMDAZBN624 is designed to be non-serviceable in the field; it comes as a sealed unit from the factory. Any required modifications or servicing must be handled directly by the manufacturer to prevent voiding the warranty. The installation of this cartridge requires specific tools such as a crow\u2019s foot wrench due to the position switch that obstructs the use of a deep socket wrench. This model's solenoid tube assembly is fatigue rated for service up to 5000 psi (350 bar), and it operates without needing a minimum hydraulic pressure, making it highly versatile across various applications. It features EPDM seals suitable for systems using phosphate ester fluids; however, these seals are vulnerable to damage if exposed to petroleum-based fluids. Additional attributes include a wet armature design where the working fluid surrounds the armature\u2014important for considering fluid compatibility and coil operation duration. The DMDAZBN624 offers various coil termination and voltage options and incorporates Sun\u2019s floating style construction to minimize internal part binding due to installation torque or cavity/cartridge machining discrepancies. Key specifications include a maximum operating pressure of 5000 psi (350 bar), flow capacity up to 12 gpm (45 L/min), and typical response time of 50 ms. The model weighs approximately 0.50 lb (0.25 kg) and requires an installation torque between 30 - 35 lbf ft (41 - 47 Nm).

This solenoid-operated 3-way, 2-position cartridge is a direct-acting, balanced spool directional valve. The transition between positions is closed. The closed transition greatly reduces the loss of oil when shifting which can be of particular importance in pilot control circuits.

The position switch provides confirmation that the valve is in the spring biased position.

  • A coil must be ordered with this cartridge. This cartridge is supplied as a sealed, factory set unit and is not field serviceable. If the assembly requires changes or service it needs to be returned to the factory. Any tampering will violate the product warranty.
  • Position switch is CE approved.
  • When torquing this cartridge into its cavity, a crow's foot wrench or similar will be required since the position switch precludes the use of a deep socket wrench.
  • 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.
  • Cartridges configured 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.
  • 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 12 gpm45 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
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 .50 lb0,25 kg
Seal kit - Cartridge Viton: 990-411-006

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