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SUN HYDRAULICS
DMDADBV624N


$186.35 USD
  • SUN HYDRAULICS
  • Material:DMDADBV624N
  • Model:DMDA-DBV@624N
  • 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 DMDADBV624N (DMDADBV624N) is a solenoid-operated 3-way, 2-position cartridge valve that offers precise control in hydraulic systems. This direct-acting, balanced spool directional valve is designed to handle a maximum operating pressure of 5000 psi (350 bar) and has a flow capacity of up to 12 gpm (45 L/min). The valve features a fatigue-rated solenoid tube assembly suitable for high-pressure service, ensuring durability and reliability under demanding conditions. Notably, the DMDADBV624N incorporates spools B and R which are closed during the transition between positions, enhancing performance by providing faster and more consistent response times at the cost of lower flow capacity. This characteristic makes it particularly effective when used as pilot controls where flow capacity is less critical. Additionally, the valve operates without requiring a minimum hydraulic pressure, increasing its versatility across various applications. The manual override option equipped with D or L control includes a detent mechanism designed for temporary actuation with an estimated mechanical life expectancy of around 7,000 cycles. For environments using phosphate ester fluids, cartridges configured with EPDM seals are recommended; however, exposure to petroleum-based fluids should be avoided as it could damage the seals. This model also employs a wet armature design where the working fluid surrounds the armature\u2014a factor to consider if the coil remains energized for extended periods due to potential breakdowns in certain fluids. The interchangeable coils compatible with other Sun Series 1 solenoid products add to the flexibility and ease of use of this valve. Moreover, the valve\u2019s construction minimizes internal parts binding by incorporating Sun's floating style construction, which accounts for variations in installation torque and machining.

This solenoid-operated 3-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.
  • Spools B and R are closed in the transition between their two positions. This results in a higher performance limit at the expense of lower capacity. When used as pilot controls, where capacity is not a factor, the closed transition will provide faster and more consistent response times.
  • 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.
  • 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.
  • Coils are interchangeable with other Sun Series 1 solenoid products and can be mounted on the tube in either direction.
  • 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
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: 990-411-006
Seal and nut kit - Coil Viton: 990-770-006Viton: 990-770-006

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