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The direct operated type relief valve used for this brake valve is as follows.<br />

Nominal dimension<br />

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Type of direct operated type relief valve<br />

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Specifications<br />

Nominal dimension<br />

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Maximum working pressure MPakgf/cm 2 <br />

(port A, B)<br />

Maximum flow rate (L/min) (Note)<br />

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Mass<br />

kg<br />

Cracking pressure MPakgf/cm 2 <br />

Thread<br />

connection type<br />

Circuit<br />

configuration<br />

symbol<br />

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Brake valve<br />

Gasket<br />

connection type<br />

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(Note) As the maximum flow rate differs depending on the set pressure, refer to “Pressure override characteristics”.<br />

Accessories<br />

Mounting bolt<br />

Type<br />

Hexagon socket<br />

head cap thread Quantity Tightening torque Nm (kgfcm)<br />

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Pressure override characteristics<br />

This is similar to that of the relief valve – direct operated type.<br />

Refer to the section of the type number index “RD<strong>10</strong>, 20, 30”.<br />

2-55

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