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SUN HYDRAULICS
DPCCKDN


$151.90 USD
  • SUN HYDRAULICS
  • Material:DPCCKDN
  • Model:DPCC-KDN
  • 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 DPCCKDN (DPCCKDN) is a pilot-operated, 3-way directional cartridge valve designed for moderate flow circuits. This versatile component can be used independently or to actuate larger pilot-operated directional or logic cartridges. The valve operates by shifting when the pressure differential between port 1 and port 3 surpasses a pre-set threshold, with pressure at port 3 adding directly to the valve setting. It's important to note that port 3 may not be suitable as a work port due to this additive pressure effect; if necessary, a 4-port version of the valve is available as an alternative. The DPCCKDN model is interchangeable with both direct-acting and other pilot-operated versions, sharing cavity compatibility and flow paths. This valve offers modulating capabilities between two positions rather than bistable operation, with maximum pressure at port 3 limited to 3000 psi (210 bar) due to fatigue strength constraints. Users should consider pilot flow performance curves when pilot pressure exceeds the valve setting; if excessive pilot flow becomes an issue, switching to a direct-acting version might be beneficial. Featuring Sun's floating style construction, this design minimizes internal part binding from excessive installation torque or cavity machining discrepancies. Key specifications include a T2A cavity size, series 2 classification, and a capacity of up to 15 gpm (60 L/min). Factory pressure settings are established at 4 gpm (15 L/min), with a maximum operating pressure of 5000 psi (350 bar). Control pilot flow ranges from 10-15 in\u00b3/min (0.16-0.25 L/min), while maximum valve leakage at standard conditions is limited to 1 in\u00b3/min at 1000 psi (15 cc/min at 70 bar). The adjustment mechanism allows for fine-tuning via clockwise turns and features specific hex size requirements for installation and locking components.

Pilot-operated, 3-way directional cartridges (1 blocked, 2 to 3 open) 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.
  • Port 3 can be blocked to prevent the valve from shifting.
  • 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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