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SUN HYDRAULICS
RVCBCWN


$106.53 USD
  • SUN HYDRAULICS
  • Material:RVCBCWN
  • Model:RVCB-CWN
  • 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 RVCBCWN (Material Number: RVCBCWN) is a three-port, normally closed modulating element with relief capabilities, designed to perform dual functions when used in conjunction with an external orifice. Primarily, it acts as a bypass compensator that regulates priority flow into a circuit based on the external orifice's specifications. Any input flow that surpasses this priority flow is diverted to the tank port 2. Additionally, should the pressure at inlet port 1 exceed the valve's preset threshold, it functions as a standard relief valve. The compensating pressure varies across ranges: 45 psi (3 bar) for range A, 30 psi (2 bar) for range B, and 100 psi (7 bar) for range C. The performance curve indicates system pressure on the X-axis and the pressure differential created by the valve across the control orifice on the Y-axis. This valve's capacity and performance are primarily determined by its bypass flow, independent of control flow. It features a T-11A cavity series with a capacity of up to 10 gpm (40 L/min) and can operate at a maximum pressure of 5000 psi (350 bar). Typical response time is around 10 milliseconds, with maximum leakage at specified conditions being minimal. For adjustments, turning clockwise increases settings up to 5.5 turns. Installation requires specific torque settings for both the valve and locknut adjustments. The unit weighs approximately 0.40 lb (0.20 kg), and it uses Viton seal kits for cartridge sealing requirements.

Three-port normally closed modulating elements with relief provide two functions when combined with an external orifice. The mainstage is a bypass compensator that controls a priority flow into the circuit, determined by the external orifice. Input flow in excess of the priority flow is bypassed to tank (port 2). If the inlet (port 1) pressure rises to the valve setting, the valve operates as a normal relief valve.

  • Compensating pressure for the A range is 45 psi (3 bar), for the B range 30 psi (2 bar), and for the C range 100 psi (7 bar).
  • Explanation of the performance curve: The X axis is system pressure. The Y axis shows the pressure differential that the valve creates across the control orifice. The curves represent various bypass flows (pump flow minus control flow). The capacity and performance of this valve is determined by the bypass flow, control flow is not a factor.

CavityT-11A
Series1
Capacity10 gpm40 L/min.
Factory Pressure Settings Established at4 gpm15 L/min.
Maximum Operating Pressure5000 psi350 bar
Response Time - Typical10 ms10 ms
Maximum Valve Leakage at 110 SUS (24 cSt)2 in³/min.@1000 psi30 cc/min.@70 bar
Adjustment - Number of Clockwise Turns to Increase Setting55
Valve Hex Size7/8 in.22,2 mm
Valve Installation Torque30 - 35 lbf ft41 - 47 Nm
Adjustment Screw Internal Hex Size5/32 in.4 mm
Locknut Hex Size9/16 in.15 mm
Locknut Torque80 - 90 lbf in.9 - 10 Nm
Model Weight.40 lb0,20 kg
Seal kit - CartridgeViton: 990-011-006

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