Tokio Keiki PR-G03-1-10 Balancing Valve
The PR-G03-1-10 is a precision-engineered balancing valve manufactured by Tokio Keiki. This gasket-mounted industrial component is a high-performance pressure control valve that integrates the functions of a pressure reducing valve, a relief valve, and a check valve into a single unit. It is specifically designed to maintain a constant secondary pressure even when the primary circuit pressure varies or when a reverse external force is applied to the actuator, ensuring maximum stability in complex hydraulic systems.
Technical Specifications and Performance
According to the manufacturer’s official data sheets, the PR-G03-1-10 features the following technical characteristics:
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Nominal Size: 3/8 (G03 series).
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Maximum Operating Pressure: 21 MPa (210 bar).
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Maximum Flow Rate: 50 L/min.
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Pressure Adjustment Range: 0.8 to 7 MPa (Standard «1» designation).
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Mounting Type: Gasket mounting (subplate).
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Design Number: 10 Series.
Key Features for Industrial Applications
Dual-Action Pressure Control
The PR-G03-1-10 stands out for its ability to perform both pressure reduction and relief functions. This ensures that the set secondary pressure is never exceeded, even if the load attempts to over-pressurize the circuit, providing a critical balancing effect for hydraulic cylinders and motors.
Integrated Free Flow Check Valve
This model includes a built-in check valve that allows for unrestricted reverse flow from the secondary side to the primary side. This integrated design reduces the need for additional external components, simplifying the hydraulic manifold and decreasing potential leak points.
