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SUN HYDRAULICS
DVBD8FV


$118.90 USD

Tags:

  • SUN HYDRAULICS
  • Material:DVBD8FV
  • Model:DVBD-8FV
  • 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 DVBD8FV (Material Number: DVBD8FV) is a 3-way directional cartridge valve designed for versatile hydraulic applications. This valve features a configuration where flow is open from port 1 to port 2, while port 3 remains blocked, incorporating an integral pilot control cavity. It 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. It is crucial to install the main stage valve at the correct torque value before attaching the T8A pilot control section. This non-bistable valve modulates between two positions and allows bidirectional flow between ports 1 and 2. However, pressure at port 3 can oppose valve opening, making it unsuitable as a work port in certain circuits; in such cases, a 4-port version may be more appropriate. A pressure source at port 1 relative to port 3 is necessary for shifting the valve. The design accommodates an \"8\" control option where a pilot control valve can be directly integrated into the directional cartridge via the T8A cavity, with options for solenoid, air pilot, or hydraulic pilot operation available separately. The Sun Hydraulics DVBD8FV uses floating style construction to minimize internal binding risks due to excessive installation torque or machining variations. It fits into a T11A cavity and belongs to Series 1 with a capacity of handling up to 7 gpm (28 L/min) and a maximum operating pressure of 5000 psi (350 bar). The recommended installation torque ranges from 30-35 lbf-ft (41-47 Nm), and it has minimal leakage rates specified for each path under technical conditions. The model weighs approximately .50 lb (0.25 kg) and uses Viton seals with available seal kits for maintenance needs.

This valve is a, 3-way directional cartridge (1 to 2 open, 3 blocked) 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.
  • The flow path between port 1 and port 2 is bidirectional.
  • 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-11A
Series 1
Capacity 7 gpm28 L/min.
Maximum Operating Pressure 5000 psi350 bar
Control Pilot Flow 7 - 10 in³/min.0,11 - 0,16 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 7/8 in.22,2 mm
Valve Installation Torque 30 - 35 lbf ft41 - 47 Nm
Model Weight .50 lb0,25 kg
Seal kit - Cartridge Viton: 990-011-006

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