Model

RVBBLAN

Control
Adjustment Range
Seal Material

Model: RVBB

Normally closed modulating element valve with relief function

Cavity: T-163A | Capacity:

Model

RVBBLAN

Control
Adjustment Range
Seal Material

Technical specifications

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 all ranges is 50 psi (3,5 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.
  • Cavity
  • Series
  • Capacity
    5 gpm
  • Maximum Operating Pressure
    5000 psi
  • Factory Pressure Settings Established at
    4 gpm
  • Maximum Valve Leakage at 110 SUS (24 cSt)
    2 in³/min.@1000 psi
  • Response Time - Typical
    10 ms
  • Adjustment - No. of CW Turns from Min. to Max. setting
    5
  • Valve Hex Size
    3/4 in.
  • Valve Installation Torque
    20 - 25 lbf ft
  • Adjustment Screw Internal Hex Size
    5/32 in.
  • Locknut Hex Size
    9/16 in.
  • Locknut Torque
    80 - 90 lbf in.
  • Model Weight
    .30 lb
  • Seal kit - Cartridge
  • Seal kit - Cartridge
  • Seal kit - Cartridge

Model CAD Files

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