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SUN HYDRAULICS
FKGAXCN


$290.79 USD
  • SUN HYDRAULICS
  • Material:FKGAXCN
  • Model:FKGA-XCN
  • 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 FKGAXCN (Material Number: FKGAXCN) is a 2-way, 2-position proportional throttle valve designed for precision flow control in hydraulic systems. This valve features ports 2 and 3 that are normally closed, with pilot pressure applied at port 1 to create a metering orifice between ports 2 and 3. This mechanism allows for partial self-compensation as load pressure changes, ensuring consistent performance. The valve can be pressure compensated using an external modulating logic element, such as the LRCXHN for bypass circuits or LPCXHN for restrictive circuits, to enhance flow control accuracy over varying conditions. With a capacity of up to 30 gpm (120 L/min) and maximum operating pressure of 5000 psi (350 bar), this valve is suitable for demanding applications. It incorporates Sun's floating style construction to minimize internal binding due to installation torque variations. An optional tuning adjustment allows manual variation of pilot pressure from 50 to 250 psi (3.5 to 15 bar) with a standard setting of 100 psi (7 bar), providing further customization of flow control. Ports should be limited to pressures of up to 500 psi (35 bar), with port 4 directly opposing the pressure at port 1. The valve's design offers minimal leakage at high pressures and incorporates features like hysteresis of \u00b12% and precise adjustment controls for enhanced operation stability. For installation, it requires a T-23A cavity with specific torque settings outlined for secure assembly. Overall, the FKGAXCN model stands out as a robust solution for hydraulic applications requiring reliable flow modulation and control under varying load conditions.

This valve is a 2-way, 2 position, proportional throttle. Ports 2 and 3 are normally closed. Pilot pressure at port 1 creates a metering orifice between port 2 and 3 that is proportional to the pressure at 1. The force balance of the flow forces, spring and pilot pressure results in a degree of partial self-compensation as the load pressure changes.

Pressure at port 4 directly opposes pressure at port 1.

  • These valves may be pressure compensated by an external, modulating, logic element. Use LR_C-XHN for a bypass circuit or LP_C-XHN for a restrictive circuit.
  • The valve provides a degree of self-compensation and may be used as a flow control. To increase the accuracy of flow control, an external, modulating, logic element can be used to maintain a constant flow over a wider range of flows and pressures. See performance curves for additional information.
  • Ports 1 and 4 should be limited to 500 psi (35 bar).
  • Pressure at port 4 directly opposes pressure at port 1.
  • An optional tuning adjustment (L control) is offered to vary the pilot pressure required to control flow. The tuning adjustment provides a means to manually increase or decrease flow at a given pilot pressure. The adjustment range is 50 - 250 psi (3,5 - 15 bar), 100 psi (7 bar) Standard Setting.
  • Accurate pressure compensated control requires that a constant pressure differential be maintained across the valve.
  • 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-23A
Series 3
Capacity 30 gpm120 L/min.
Maximum Operating Pressure 5000 psi350 bar
Maximum Valve Leakage at 110 SUS (24 cSt) 4 in³/min.@1000 psi65 cc/min.@70 bar
Pilot Volume Displacement .10 in³1,6 cc
Minimum Pilot Pressure to Operate 100 psi7 bar
Hysteresis ± 2 %± 2 %
Adjustment - Number of Clockwise Turns to Increase Setting 55
Valve Hex Size 1 1/4 in.31,8 mm
Valve Installation Torque 150 - 160 lbf ft203 - 217 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
Seal kit - Cartridge Viton: 990-023-006

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