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SUN HYDRAULICS
DVCA8FN


$130.76 USD
  • SUN HYDRAULICS
  • Material:DVCA8FN
  • Model:DVCA-8FN
  • 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 DVCA8FN (DVCA8FN) is a normally open, 2-way directional cartridge valve featuring an integral pilot control cavity. This versatile valve can function independently or be used to actuate larger pilot-operated directional cartridges or logic elements. The valve operates by shifting when there is flow through the pilot control cartridge installed in the T8A cavity. Notably, it is not bistable and can modulate between two positions. Installation requires precise torque application: first for the main stage valve, followed by the T8A pilot control section. Pressure at port 3 may counteract valve opening, making it unsuitable as a work port in certain circuits; a four-port version could be an alternative if this poses an issue. The DVCA8FN incorporates Sun's floating style construction to reduce internal binding risks from excessive installation torque or machining variations. It has a capacity of 15 gpm (60 L/min) and can withstand a maximum operating pressure of 5000 psi (350 bar). The valve's control pilot flow ranges from 10 to 15 in\u00b3/min (0.16 to 0.25 L/min), with maximum leakage at 110 SUS (24 cSt) rated at 2 in\u00b3/min (1000 psi/30 cc/min/70 bar). The valve's hex size measures 1-1/8 inches (28.6 mm), requiring an installation torque of 45-50 lbf\u00b7ft (61-68 Nm). It weighs approximately 0.50 lb (0.25 kg) and uses Viton seal kit number 990202006. This model allows for direct integration of pilot control valves into the directional cartridge via the T8A cavity, with separate options available for solenoid, air pilot, and hydraulic pilot operations.

This valve is a normally open, 2-way directional cartridge that incorporates an integral pilot control cavity. It may be used by itself or to actuate larger pilot-operated directional cartridges or logic elements. The valve shifts when there is flow through the pilot control cartridge installed in the T-8A cavity.

  • NOTE: The main stage valve should first be installed to the correct torque value followed by the T-8A pilot control section into the main stage valve to its required torque value.
  • This valve is not bistable; it is capable of modulating between the two positions shown.
  • Pressure at port 3 may oppose the opening of the valve. Because of this, port 3 may not be useable as a work port in your circuit. If this is a consideration, the 4 port version of this valve may be a solution.
  • There must be a pressure source at port 1, relative to port 3, to shift the valve.
  • The -8 control option allows the pilot control valve to be incorporated directly into the end of the directional cartridge via the T-8A cavity. These pilot control cartridges are sold separately and include solenoid operation, air pilot operation, and hydraulic pilot operation. See Pilot Control Cartridges.
  • Leakage listed in technical data is for each path.
  • 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-2A
Series 2
Capacity 15 gpm60 L/min.
Maximum Operating Pressure 5000 psi350 bar
Control Pilot Flow 10 - 15 in³/min.0,16 - 0,25 L/min.
Maximum Valve Leakage at 110 SUS (24 cSt) 2 in³/min.@1000 psi30 cc/min.@70 bar
Pilot Control Cavity T-8AT-8A
Valve Hex Size 1 1/8 in.28,6 mm
Valve Installation Torque 45 - 50 lbf ft61 - 68 Nm
Model Weight .50 lb0,25 kg
Seal kit - Cartridge Viton: 990-202-006

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