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SUN HYDRAULICS
DRBDLDV


$137.21 USD
  • SUN HYDRAULICS
  • Material:DRBDLDV
  • Model:DRBD-LDV
  • 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 DRBDLDV (DRBDLDV) is a direct-acting, 3-way directional cartridge valve designed for moderate flow circuits. It operates with ports 1 to 2 open and port 3 blocked, making it suitable for use as a standalone device or to actuate larger pilot-operated directional or logic cartridges. The valve activates when the pressure differential between port 1 and port 3 surpasses the set threshold. It's important to note that pressure at port 3 adds directly to the valve setting, which may render port 3 unsuitable as a work port in certain circuits. In such cases, a 4-port version might be more appropriate. This cartridge features low internal leakage and minimal pilot flow consumption due to its direct-acting design. It shares cavity compatibility and flow paths with pilot-operated versions, allowing for interchangeability. The DRBDLDV is not bistable; it can modulate between two positions, enhancing its adaptability in various applications. Sun's floating style construction minimizes the risk of internal parts binding from excessive installation torque or machining variations. Key specifications include a T11A cavity, Series 1 classification, and a capacity of up to 7 gpm (28 L/min). Factory pressure settings are established at 4 gpm (15 L/min), with a maximum operating pressure of 5000 psi (350 bar). The valve has a maximum leakage rate of 2 in\u00b3/min (30 cc/min) at viscosity levels of 110 SUS (24 cSt). Adjustment involves up to five clockwise turns to increase the setting. The valve hex size is .78 inches (22.2 mm), requiring an installation torque between 30 - 35 lbf-ft (41 - 47 Nm). Additional dimensions include an adjustment screw internal hex size of .532 inches (4 mm) and a locknut hex size of .916 inches (15 mm), with torque specifications ranging from 80 - 90 lbf-in (9 -10 Nm). The model weighs .60 lbs (.30 kg) and uses Viton seal kits, part number: 990011006.

Direct-acting, 3-way directional cartridges (1 to 2 open, 3 blocked) are switching devices typically used in moderate flow circuits. They can be used by themselves or to actuate larger pilot-operated directional cartridges or logic cartridges. The valve shifts when the pressure differential between port 1 and port 3 exceeds the setting.

  • Pressure at port 3 is directly additive to the setting 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.
  • Because of their direct-acting design, these cartridges feature low internal leakage and low pilot flow consumption.
  • Direct-acting and pilot-operated versions of these valves are interchangeable. They fit the same cavities and have the same flow paths.
  • This valve is not bistable; it is capable of modulating between the two positions shown.
  • 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.
Factory Pressure Settings Established at 4 gpm15 L/min.
Maximum Operating Pressure 5000 psi350 bar
Maximum Valve Leakage at 110 SUS (24 cSt) 2 in³/min.30 cc/min.
Adjustment - Number of Clockwise Turns to Increase Setting 55
Valve Hex Size 7/8 in.22,2 mm
Valve Installation Torque 30 - 35 lbf ft41 - 47 Nm
Adjustment Screw Internal Hex Size 5/32 in.4 mm
Locknut Hex Size 9/16 in.15 mm
Locknut Torque 80 - 90 lbf in.9 - 10 Nm
Model Weight .60 lb0,30 kg
Seal kit - Cartridge Viton: 990-011-006

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