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SUN HYDRAULICS
DCEFXYV


$399.11 USD
  • SUN HYDRAULICS
  • Material:DCEFXYV
  • Model:DCEF-XYV
  • 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 DCEFXYV (DCEFXYV) is a two-position, 4-way directional cartridge valve with a spring-offset and 6-port configuration that includes a variety of 9 different spool options for tailored hydraulic control. The unit features hardened spool and sleeve components that ensure low leakage rates and exceptional wear characteristics, enhancing the valve's lifespan and reliability in demanding applications. With a flow capacity ranging from 25 to 100 gpm (95 to 380 L/min), this valve can handle pressures up to 5000 psi (350 bar) across all ports, including pilot ports port 5 and port 6. Each path's leakage specifications are meticulously detailed in the technical data to ensure transparency in performance expectations. The DCEFXYV incorporates Sun's floating style construction which helps minimize internal parts binding\u2014a common issue arising from excessive installation torque or variations in cavity/cartridge machining. This feature ensures consistent operation even under varied installation conditions. The minimum pilot pressure required to shift the valve is set at 125 psi (9 bar), making it versatile for different hydraulic systems' requirements. Additionally, the maximum valve leakage at specific conditions is quantified as 2 in\u00b3/min at 1000 psi (30 cc/min at 70 bar), providing critical data for system efficiency assessments. This model also includes practical design considerations such as a T63A cavity, Series 3 compatibility, and an installation torque requirement of between 150-160 lbf ft (203-217 Nm). The valve hex size is standardized at 1\u00bc inches (31.8 mm), facilitating easy installation with common tools. For maintenance or repair, Viton seal kits like the one indicated by part number: 990063006 are available, ensuring long-term durability and resistance against various environmental factors.

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-63A
Series 3
Capacity 25 - 100 gpm95 - 380 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 .17 in³2,8 cc
Valve Hex Size 1 1/4 in.31,8 mm
Valve Installation Torque 150 - 160 lbf ft203 - 217 Nm
Seal kit - Cartridge Viton: 990-063-006

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