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SUN HYDRAULICS
FPHKECV812


$422.40 USD

Tags:

  • SUN HYDRAULICS
  • Material:FPHKECV812
  • Model:FPHK-ECV@812
  • 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 FPHKECV812 (FPHKECV812) is a high-performance pilot-operated, normally closed, electro-proportional throttle valve with a reverse free flow check feature. This advanced valve is designed to control hydraulic flow with precision, making it ideal for applications requiring variable flow rates and pressure control. When the coil is energized, it applies an opening force on the pilot stage, allowing the main stage poppet to open proportionally and enabling metered flow from port 1 to port 2. Additionally, it allows reverse free flow from port 2 to port 1. The valve can handle pressures up to 5000 psi and has a capacity of up to 60 gallons per minute (240 L/min). The FPHKECV812 features interchangeable coils that can be mounted in either direction on the solenoid tube, enhancing its versatility in various setups. For optimal performance, it is recommended to use an amplifier with current sensing and adjustable dither between 100-250 Hz. The valve also offers several manual override options, including a momentary twist override option that allows manual shifting by rotating the override clockwise by 90 degrees. This model incorporates Sun's floating style construction to minimize internal part binding due to excessive installation torque or machining variations in cavities or cartridges. The valve's hex size is 1\u00bc inches (31.8 mm), and it requires an installation torque of between 150-160 lbf-ft (203-217 Nm). It weighs approximately 1.50 lbs (0.70 kg), or 2.00 lbs when equipped with a coil. For maintenance needs, Viton seal kits are available for both the cartridge and coil components.

This valve is a pilot operated, normally closed, electro-proportional throttle with reverse free flow check. Energizing the coil generates an opening force on the pilot stage which vents the main stage poppet to open proportionally. Metered flow is from port 1 to port 2 with reverse free flow from port 2 to port 1.

  • Capable of operating with pressures up to 5000 psi.
  • Coils are interchangeable with Sun's other full flow, solenoid-operated valves and can be mounted on the tube in either direction.
  • This cartridge has several manual override choices, including no manual override. See Option Configuration.
  • For optimum performance, an amplifier with current sensing and adjustable dither should be used. Dither should be adjustable between 100 - 250 Hz.
  • The momentary/twist override option "E" allows the operator to shift the valve by twisting the manual override clockwise 90 degrees.
  • Depending on circuit requirements, a reverse free flow check bypassing the compensator may be needed when using the FPHK with an external compensator.
  • 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-16A
Series 3
Capacity 60 gpm240 L/min.
Recommended dither frequency 100 Hz100 Hz
Maximum Valve Leakage at 110 SUS (24 cSt) 10 drops/min.@5000 psi0,7 cc/min.@350 bar
Manual Override Force Requirement 5 lbs/1000 psi @ Port 133 N/100 bar @ Port 1
Deadband, nominal (as a percentage of input) 25%25%
Manual Override Stroke .06 in.1,50 mm
Solenoid Tube Diameter .75 in.19 mm
Valve Hex Size 1 1/4 in.31,8 mm
Valve Installation Torque 150 - 160 lbf ft203 - 217 Nm
Model Weight 1.50 lb0,70 kg
Model Weight (with coil) 2.00 lb2.00 lb
Seal kit - Cartridge Viton: 990-016-006
Seal and nut kit - Coil Viton: 990-770-006Viton: 990-770-006

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