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SUN HYDRAULICS
DPBBKCN


$113.88 USD
  • SUN HYDRAULICS
  • Material:DPBBKCN
  • Model:DPBB-KCN
  • 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 DPBBKCN (DPBBKCN) is a normally closed, pilot-operated, 2-way directional cartridge valve designed for moderate flow circuits. This versatile valve can function independently or be used to actuate larger pilot-operated directional or logic cartridges. It operates by shifting when the pressure differential between port 1 and port 3 surpasses its set threshold. Notably, pressure at port 3 is directly additive to the valve setting, which may limit its use as a work port in some circuits; a four-port version might be more suitable in such cases. The DPBBKCN incorporates Sun's floating style construction to minimize internal binding risks due to excessive installation torque or cavity machining variations. This model fits the T-11A cavity and belongs to Series 1, boasting a capacity of 7 gpm (28 L/min) with factory pressure settings established at 4 gpm (15 L/min). It supports a maximum operating pressure of up to 5000 psi (350 bar), with control pilot flow ranging from 7 to 10 in\u00b3/min (0.11 to 0.16 L/min). The valve allows for adjustment through up to five clockwise turns and features specific installation requirements: a hex size of .78 inches (22.2 mm) and an installation torque between 30 and 35 lbf\u00b7ft (41-47 Nm). The adjustment screw has an internal hex size of .156 inches (4 mm), while the locknut requires a hex size of .563 inches (15 mm) and torque between 80 and 90 lbf\u00b7in (9-10 Nm). With a model weight of .60 lb (.30 kg), this cartridge valve offers minimal leakage at maximum conditions, ensuring efficient operation with only one in\u00b3/min leakage at 110 SUS viscosity under high pressures. Additionally, it includes Viton seal kits for durability and reliability in various applications.

Normally closed, pilot-operated, 2-way directional cartridges are switching devices typically used in moderate flow circuits. They can be used by themselves or to actuate larger pilot-operated directional cartridges or logic cartridges. The valve shifts when the pressure differential between port 1 and port 3 exceeds the setting.

  • Pressure at port 3 is directly additive to the setting of the valve. Because of this, port 3 may not be useable as a work port in your circuit. If this is a consideration, the 4 port version of this valve may be a solution.
  • Direct-acting and pilot-operated versions of these valves are interchangeable. They fit the same cavities and have the same flow paths.
  • This valve is not bistable; it is capable of modulating between the two positions shown.
  • When pilot pressure exceeds the valve setting, pilot flow may be a consideration. See performance curves for pilot consumption vs. load pressure above the valve setting. If this is a problem, the direct acting version of this valve would be a solution.
  • 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 7 gpm28 L/min.
Factory Pressure Settings Established at 4 gpm15 L/min.
Maximum Operating Pressure 5000 psi350 bar
Control Pilot Flow 7 - 10 in³/min.0,11 - 0,16 L/min.
Maximum Valve Leakage at 110 SUS (24 cSt) 1 in³/min.@1000 psi15 cc/min.@70 bar
Adjustment - Number of Clockwise Turns to Increase Setting 55
Valve Hex Size 7/8 in.22,2 mm
Valve Installation Torque 30 - 35 lbf ft41 - 47 Nm
Adjustment Screw Internal Hex Size 5/32 in.4 mm
Locknut Hex Size 9/16 in.15 mm
Locknut Torque 80 - 90 lbf in.9 - 10 Nm
Model Weight .60 lb0,30 kg
Seal kit - Cartridge Viton: 990-011-006

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