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SUN HYDRAULICS
CDAPECV


$63.24 USD
  • SUN HYDRAULICS
  • Material:CDAPECV
  • Model:CDAP-ECV
  • 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 CDAPECV (CDAPECV) is a specialized hydraulic component designed for precise control in hydraulic systems, particularly in applications involving dual cylinder steering and synchronization of master-slave cylinders. The phaser check valve features a unique back-to-back check arrangement with a mechanically actuated poppet located at port 1. This design is intended for installation directly into the piston of a cylinder, activating when the cylinder completes its stroke, thus allowing fluid flow through the piston to re-phase two cylinders efficiently. The CDAPECV valve is engineered to withstand a maximum flow capacity of 1.25 gpm (4.7 L/min) and exhibits extremely low leakage rates, not exceeding 1 drop per minute (0.07 cc/min). It is crucial to note that this valve must be installed with axial actuation direction and requires that contact surfaces be perpendicular to the valve axis within 5 degrees to ensure proper function and avoid mechanical stress. This product also incorporates Sun's floating style construction which minimizes potential internal part binding due to excessive installation torque or variations in cavity/cartridge machining. The valve should not be used as a mechanical stop or operated by cam action, and external mechanical stops must limit the poppet's maximum stroke to .047 inches (1.2 mm) to prevent over-extension. For installation, the CDAPECV utilizes a T162DP cavity and requires specific tooling sizes for secure fitting, including an internal hex size of 5/16 inches (8 mm) and an external hex size of 3/4 inches (19.1 mm). The recommended installation torque is between 20 - 25 lbf.ft (27 - 33 Nm). This model uses Viton seals for enhanced durability under various operational conditions. Overall, the Sun Hydraulics CDAPECV phaser check valve is an essential component for advanced hydraulic systems requiring precise synchronization and pressure management within cylinders, especially suitable for vertical mounting or applications where air bleeding at stroke end is necessary.

The phaser check is a pair of checks, back-to-back, with the poppet at port 1 mechanically actuated. The valve is meant to be installed into the piston of a cylinder. When the cylinder reaches the end of its stroke the poppet in the phaser check is shoved off its seat allowing flow through the piston. This allows two cylinders to get back into phase.

  • This valve is not designed to handle side forces. Actuating direction must be axial, and contact surface must be perpendicular to valve axis to within 5°.
  • This valve is NOT meant to be cam operated.
  • This valve is NOT to be used in place of a mechanical stop.
  • Maximum stroke of the poppet must be limited to .047 in. (1,2 mm) by a mechanical stop other than the valve itself.
  • Note: Port 2 of the T-162A cavity is not used with this valve.
  • Check valves offer extremely low leakage rates with a maximum leakage of less than 1 drop per minute (0,07 cc/min).
  • A cylinder that does its work while extending can put a large load on the rod gland at the end of its stroke. A phaser check in the piston can limit the unnecessary force on the gland.
  • If you need to monitor the pressure in a cylinder, a phaser check can prevent the trapping of a false pressure value by a load holding valve.
  • A phaser check in the piston of a vertically mounted cylinder will bleed air at the end of the stroke.
  • Phaser checks in the pistons of master/slave cylinders will synchronize the cylinders simply by taking the mechanism to the end of its travel in both directions. This lends itself to dual cylinder steering applications.
  • 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-162DP
Series 0
Capacity 1.25 gpm4,7 L/min.
Maximum Valve Leakage at 110 SUS (24 cSt) 1 drops/min.0,07 cc/min.
Valve Internal Hex Size 5/16 in.8 mm
Valve Hex Size 3/4 in.19,1 mm
Valve Installation Torque 20 - 25 lbf ft27 - 33 Nm
Seal kit - Cartridge Viton: 990-162-006

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