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SUN HYDRAULICS
FRDDKAV


$107.22 USD
  • SUN HYDRAULICS
  • Material:FRDDKAV
  • Model:FRDD-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 FRDDKAV (FRDDKAV) is a bypass-restrictive, fixed-orifice priority flow control valve designed to manage input flow efficiently. This valve directs the input flow at port 1 to satisfy the priority flow at port 3, while any excess is bypassed out of port 2, which can be utilized in secondary circuits. It is engineered with enhanced damping compared to the FRDA model, addressing system instability issues effectively. Users can specify a desired flow rating, with factory-set ratings accurate within 10% of the requested setting. The maximum pressure at port 3 should not exceed 3000 psi (210 bar), and both priority and bypass flows are operable up to system operating pressure. The design ensures that priority remains consistent despite variations in input flow, although bypass flow becomes available only after fulfilling priority requirements. Notably, pressure at the bypass port (port 2) may surpass that at the priority port (port 3). Its sharp-edged orifice design minimizes viscosity-induced flow changes. An adjustable control option allows up to a 25% variation from the nominal factory preset flow, adjustable with three turns of an internal hex screw. This valve incorporates Sun's floating style construction to reduce internal part binding due to excessive installation torque or machining variations. It fits into a T-2A cavity and belongs to Series 2 with a capacity of 12 gpm (45 L/min) and can handle a maximum operating pressure of 5000 psi (350 bar). The maximum input flow capacity is 30 gpm (120 L/min). Installation requires a torque of 45-50 lbf ft (61-68 Nm), and it features a locknut torque setting of 80-90 lbf in (9-10 Nm). The model weighs approximately .40 lb (.20 kg) and uses Viton seal kits for cartridge sealing needs.

Bypass/restrictive, fixed-orifice, priority flow controls take an input flow at port 1 and use it to satisfy the priority flow at port 3. If the input flow exceeds the priority flow requirement, the excess is bypassed out port 2. The bypass flow may be used in a secondary circuit.

  • This valve is more highly damped than the FRDA to help solve system instability problems.
  • Customer must specify a flow rating. Factory set flow ratings are within +/- 10% of the requested setting.
  • Maximum pressure at port 3 should be limited to 3000 psi (210 bar).
  • Both priority and bypass flow are usable up to the system operating pressure.
  • Priority remains relatively constant regardless of variation in input flow.
  • Bypass flow is not available until priority flow requirements are satisfied.
  • Pressure at the bypass port (port 2) may exceed pressure at the priority port (port 3).
  • The sharp-edged orifice design minimizes flow variations due to viscosity changes.
  • A tuneable adjustment control option provides up to +/- 25% variation from the nominal factory pre-set flow. Adjustment is done with +/- 3 turns of the adjust screw. Screw in (CW) to increase flow.
  • 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 12 gpm45 L/min.
Maximum Operating Pressure 5000 psi350 bar
Maximum Input Flow 30 gpm120 L/min.
Valve Hex Size 1 1/8 in.28,6 mm
Valve Installation Torque 45 - 50 lbf ft61 - 68 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 .40 lb0,20 kg
Seal kit - Cartridge Viton: 990-202-006

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