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SUN HYDRAULICS
DNCATBN614


$171.55 USD
  • SUN HYDRAULICS
  • Material:DNCATBN614
  • Model:DNCA-TBN@614
  • 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 DNCATBN614 (DNCATBN614) is a solenoid-operated, 4-way, 2-position cartridge valve featuring a direct-acting, balanced spool design. This directional valve is engineered with a closed transition between positions to minimize oil loss during shifting, making it particularly advantageous for pilot control circuits. The valve's capacity is determined with port 3 as the inlet and port 1 as the tank; however, while reverse flow is possible, it is not recommended due to potential performance issues. The solenoid tube assembly of this valve is rated for fatigue at 5000 psi (350 bar), ensuring robust service capabilities. Notably, this valve operates independently of hydraulic pressure requirements and incorporates EPDM seals suitable for systems using phosphate ester fluids; exposure to petroleum-based substances can damage these seals. The DNCATBN614 utilizes a wet armature design where the working fluid surrounds the armature and absorbs heat from the coil. This feature requires consideration in applications involving prolonged coil energization as certain fluids may degrade under such conditions. The solenoid's efficient magnetic design delivers high actuating force per watt, enhancing reliability in valve shifting operations. With interchangeable coils compatible with other Sun Series 1 solenoid products and options for various coil terminations and voltage configurations\u2014including IP69K-rated connectors\u2014the DNCATBN614 offers flexibility in diverse environments. Additional weatherized coils are available for enhanced environmental protection. Incorporating Sun's floating style construction minimizes risks of internal part binding due to excessive installation torque or machining variations in cavity/cartridge interfaces. The model supports a flow capacity of up to 8 gpm (30 L/min) and maintains a maximum operating pressure of 5000 psi (350 bar). It features a typical response time of 50 ms, with maximum leakage rates at specified viscosities kept within precise limits.

This solenoid-operated, 4-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.

  • Valve capacity is based on port 3 as the inlet and port 1 as the tank. Although reverse flow is possible, the same performance cannot be guaranteed and is not recommended.
  • 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.
  • 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 8 gpm30 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
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: 990-431-006
Seal and nut kit - Coil Viton: 990-770-006Viton: 990-770-006

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