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SUN HYDRAULICS
DRBCKAV


$142.67 USD
  • SUN HYDRAULICS
  • Material:DRBCKAV
  • Model:DRBC-KAV
  • 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 DRBCKAV (DRBCKAV) is a direct-acting, 3-way directional cartridge valve designed for moderate flow circuits. This versatile valve can function independently or in conjunction with larger pilot-operated directional cartridges or logic cartridges. It operates by shifting when the pressure differential between port 1 and port 3 surpasses the set threshold, with port 3 pressure directly influencing the valve setting. Due to this characteristic, port 3 may not be suitable as a work port; for such scenarios, a 4-port version might be preferable. The direct-acting design ensures low internal leakage and minimal pilot flow consumption, offering interchangeability with pilot-operated versions as they fit identical cavities and share flow paths. The DRBCKAV is not bistable but can modulate between two positions, incorporating Sun's floating style construction to reduce internal binding risks due to installation torque or machining variations. Key specifications include a capacity of 7 gpm (28 L/min) and a maximum operating pressure of 5000 psi (350 bar). The factory pressure settings are established at 4 gpm (15 L/min), with maximum valve leakage at 2 in\u00b3/min (30 cc/min). Adjustment parameters involve 5-5/8 turns clockwise to increase settings, while installation requires a torque of 30-35 lbf ft (41-47 Nm). The valve has a hex size of 7/8 in. (22.2 mm), an adjustment screw internal hex size of 5/32 in. (4 mm), and a locknut hex size of 9/16 in. (15 mm), requiring locknut torque between 80-90 lbf in. (9-10 Nm). Weighing .60 lb (.30 kg), it includes a Viton seal kit for maintenance needs.

Direct-acting, 3-way directional cartridges (1 blocked, 2 to 3 open) 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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