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SUN HYDRAULICS
FTFCXYN


$448.70 USD

Tags:

  • SUN HYDRAULICS
  • Material:FTFCXYN
  • Model:FTFC-XYN
  • 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 FTFCXYN (FTFCXYN) is a 4-way, 3-position proportional directional valve designed for precise hydraulic control applications. This valve features work ports 2 and 4 that are drained to port 5 in the center position, while port 3 remains closed. It operates by using pilot pressure at port 1 to oppose the spring, creating a variable metering orifice between ports 3 and 4 proportional to the pressure at port 1. Additionally, piloting at port 6 opens the flow from port 3 to port 2. The design incorporates a force balance among flow forces, spring tension, and pilot pressure, allowing for partial self-compensation as load pressure varies. Nominal operating pressures for ports 1 and 6 should not exceed 500 psi (35 bar), ensuring safe operation within specified limits. This valve can be externally pressure compensated with modulating logic elements such as LRCXHN for bypass circuits or LPCXHN for restrictive circuits to enhance flow control accuracy. It provides inherent self-compensation and can function effectively as a flow control device across varying flows and pressures with added external modulation. The FTFCXYN integrates Sun's floating style construction to reduce risks of internal part binding due to excessive installation torque or machining variations. Key specifications include a cavity of T-53A, Series 3 classification, capacity of up to 35 gpm (140 L/min), minimum pilot pressure required to shift the valve at 80 psi (5.5 bar), and maximum operating pressure of up to 5000 psi (350 bar). The valve exhibits minimal leakage with a maximum rate of approximately 2.5 in\u00b3/min at standard conditions and features pilot volume displacement of .11 in\u00b3 (1.8 cc). With a hex size of 1-1/4 inches (31.8 mm) and installation torque range between 150 -160 lbf ft (203 -217 Nm), this robust valve weighs approximately 3.10 lb (1.40 kg) and comes with an optional Viton seal kit for enhanced durability in demanding applications.

This valve is a 4-way, 3 position, proportional directional valve. Work ports 2 and 4 are drained to 5 in the center position and port 3 is closed. Pilot pressure at port 1 opposes the spring and creates a variable metering orifice between ports 3 and 4 that is proportional to the pressure at 1. Piloting 6 opens 3 to 2. 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 ports 1 and 6 directly oppose each other.

  • Nominal operating pressures for port 1 and port 6 should not exceed 500 psi (35 bar).
  • 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.
  • Pressure at ports 1 and 6 directly oppose each other.
  • 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-53A
Series 3
Capacity 35 gpm140 L/min.
Minimum Pilot Pressure Required to Shift Valve 80 psi5,5 bar
Pilot Pressure Required for Full Shift at Rated Flow 350 psi24 bar
Maximum Operating Pressure 5000 psi350 bar
Maximum Valve Leakage at 110 SUS (24 cSt) 2.5 in³/min.@1000 psi41 cc/min.@70 bar
Pilot Volume Displacement .11 in³1,8 cc
Hysteresis ± 2 %± 2 %
Valve Hex Size 1 1/4 in.31,8 mm
Valve Installation Torque 150 - 160 lbf ft203 - 217 Nm
Model Weight 3.10 lb1,40 kg
Seal kit - Cartridge Viton: 990-053-006

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