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SUN HYDRAULICS
DPCBCDN


$132.34 USD
  • SUN HYDRAULICS
  • Material:DPCBCDN
  • Model:DPCB-CDN
  • 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 DPCBCDN (DPCBCDN) is a normally closed, pilot-operated, 2-way directional cartridge valve designed for moderate flow circuits. It serves as a switching device that can be utilized independently or to control larger pilot-operated directional or logic cartridges. The valve operates by shifting when the pressure differential between port 1 and port 3 surpasses the set threshold. Importantly, pressure at port 3 directly adds to the valve's setting, which may limit its use as a work port in certain circuits. For applications requiring this feature, a four-port version may be necessary. The direct-acting and pilot-operated versions of these valves are interchangeable, sharing cavity compatibility and flow paths. The DPCBCDN is not bistable but is capable of modulating between two positions, with maximum pressure at port 3 limited to 3000 psi (210 bar) due to fatigue strength considerations. When pilot pressure exceeds the valve setting, pilot flow becomes a factor; addressing this might involve considering the direct-acting variant of the valve. It features Sun's floating style construction to minimize internal binding risks due to installation torque or machining variations. Key specifications include a T2A cavity, series 2 capacity with a maximum flow rate of 15 gpm (60 L/min), and factory pressure settings established at 4 gpm (15 L/min). The maximum operating pressure is set at 5000 psi (350 bar), with control pilot flow ranging from 10 to 15 in\u00b3/min (0.16 to 0.25 L/min). Valve leakage is limited to a maximum of 1 in\u00b3/min at 1000 psi (15 cc/min at 70 bar), while adjustment involves up to five clockwise turns for increasing settings. The model has specific installation torque requirements and comes with Viton seal kits for durability and performance reliability.

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.
  • Maximum pressure at port 3 should be limited to 3000 psi (210 bar). This is due to fatigue strength limits not hydraulic operating limits.
  • 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-2A
Series 2
Capacity 15 gpm60 L/min.
Factory Pressure Settings Established at 4 gpm15 L/min.
Maximum Operating Pressure 5000 psi350 bar
Control Pilot Flow 10 - 15 in³/min.0,16 - 0,25 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 1 1/8 in.28,6 mm
Valve Installation Torque 45 - 50 lbf ft61 - 68 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: 990-202-006

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