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SUN HYDRAULICS
DMDATBN736


$185.95 USD
  • SUN HYDRAULICS
  • Material:DMDATBN736
  • Model:DMDA-TBN@736
  • 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 DMDATBN736 (DMDATBN736) is a solenoid-operated 3-way, 2-position cartridge valve that exemplifies precision and durability in fluid power management. This direct-acting, balanced spool directional valve is designed to operate seamlessly without requiring a minimum hydraulic pressure, making it versatile for various applications. It features a fatigue rating for up to 5000 psi (350 bar), ensuring robust performance under high-pressure conditions. The DMDATBN736 is equipped with spools B and R that are closed during the transition between two positions, which enhances performance limits at the cost of lower capacity. This characteristic is particularly beneficial when used as pilot controls where capacity is less critical but faster and more consistent response times are crucial. The valve's manual override options, including the D or L control with a detent mechanism, are intended for temporary actuation, supporting a mechanical life expectancy of about 7,000 cycles. Notably, this model incorporates EPDM seals suitable for systems using phosphate ester fluids; however, these seals must avoid exposure to petroleum-based fluids which can cause damage. The wet armature design of the valve ensures that the working fluid surrounds the armature which may be subject to heat during prolonged energization \u2014 an important consideration for maintaining fluid integrity over time. Additional features include interchangeable coils with other Sun Series 1 solenoid products and a floating style construction that minimizes internal part binding due to installation variances. With a maximum operating pressure of 5000 psi and capacity up to 12 gpm (45 L/min), along with rapid response times typically around 50 ms and switching frequency up to 15,000 cycles per hour, the DMDATBN736 stands out as a reliable component in sophisticated hydraulic systems.

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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