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SUN HYDRAULICS
DCFFXBV


$740.33 USD
  • SUN HYDRAULICS
  • Material:DCFFXBV
  • Model:4-way, 2-position, pilot-to-shift directional valve
  • 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 DCFFXBV (DCFFXBV) is a versatile two-position, 4-way directional cartridge valve, distinguished by its spring-offset, 6-port configuration. This pilot-to-shift valve stands out with a capacity that varies based on the chosen spool type among nine available options, catering to specific application needs. Each port of this robust valve can endure pressures up to 5000 psi (350 bar), including the x and y pilot ports (ports 5 and 6), which are crucial for precise hydraulic control. The DCFFXBV features hardened spool and sleeve components that ensure low leakage rates and superior wear characteristics, essential for maintaining system efficiency and longevity. Its unique floating style construction minimizes the risk of internal parts binding, which can occur due to excessive installation torque or variations in cavity/cartridge machining. This design consideration enhances the reliability and performance consistency of the valve in demanding operational conditions. Technical specifications include a flow capacity ranging from 50 to 200 gpm (200 to 760 L/min), with a minimum pilot pressure requirement of 125 psi (9 bar) necessary to shift the valve. The maximum leakage at optimal conditions is rated at 2 in\u00b3/min at 1000 psi (30 cc/min at 70 bar). The valve's physical attributes include a hex size of 1-5/8 inches (41.3 mm) and an installation torque between 350 -375 lbf\u00b7ft (474 -508 Nm), with an overall weight of approximately 3.90 lbs (1.75 kg). Additionally, it employs Viton seals for enhanced performance under varied environmental conditions. Overall, the Sun Hydraulics DCFFXBV offers high flexibility and reliability for hydraulic systems requiring precise flow control and directionality under high-pressure scenarios, making it suitable for a wide range of industrial applications.

Two-position, 4-way directional cartridges are spring-offset, 6-port directional valves that can be configured from a choice of 9 different spool options. The supply port is port 3 and all ports will accept 5000 psi (350 bar). Capacity for these pilot-to-shift valves is dependent on the spool type specified.

  • All ports will accept 5000 psi (350 bar), including the x and y pilot ports (port 5 and port 6).
  • The reason for the different capacities, or performance limits, for the different spool configurations are flow forces. Flow forces are proportional to flow and pressure drop. Typically, they resist the opening of a passage. Spool configurations that open passages as they spring center are the most susceptible. If the flow forces due to the flow and pressure conditions exceed the centering spring force the valve may not shift completely. Higher flows may be used at lower pressures.
  • Leakage listed in technical data is for each path.
  • The pilot ports, 5 and 6, are positively sealed from the work ports.
  • Hardened spool and sleeve provide consistent and low spool leakage rates and excellent wear characteristics.
  • 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-64A
Series 4
Capacity 50 - 200 gpm200 - 760 L/min.
Minimum Pilot Pressure Required to Shift Valve 125 psi9 bar
Maximum Valve Leakage at 110 SUS (24 cSt) 2 in³/min.@1000 psi30 cc/min.@70 bar
Pilot Volume Displacement .42 in³6,9 cc
Valve Hex Size 1 5/8 in.41,3 mm
Valve Installation Torque 350 - 375 lbf ft474 - 508 Nm
Model Weight 3.90 lb1,75 kg
Seal kit - Cartridge Viton: 990-064-006

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