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Hydraulic symbols<br />
3RBE*05<br />
(without shock damping valve)<br />
(with shock damping valve)<br />
3RBE*14<br />
(with shock damping valve)<br />
(with shock damping valve)<br />
T<br />
P<br />
T<br />
P<br />
T<br />
P<br />
T<br />
P<br />
(Y)<br />
X<br />
(Y)<br />
X<br />
(Y)<br />
X<br />
(Y)<br />
X<br />
(b)<br />
(a)<br />
(b)<br />
(a)<br />
(a)<br />
(a)<br />
(3)<br />
(2)<br />
(1)<br />
(3)<br />
(2)<br />
(1)<br />
(3) (2) (1)<br />
(3) (2) (1)<br />
Three stage pressure relief valve<br />
3RBE*08<br />
(without shock damping valve)<br />
T<br />
P<br />
(Y)<br />
X<br />
(b)<br />
(a)<br />
(3) (2) (1)<br />
T<br />
(Y)<br />
(with shock damping valve)<br />
(b)<br />
(a)<br />
(3) (2) (1)<br />
P<br />
X<br />
Specifications<br />
Maximum working<br />
pressure MPa (kgf/cm 2 )<br />
Maximum flow rate<br />
Nominal dimension<br />
L/min<br />
Port P, T, X<br />
Port Y<br />
Highest adjustment pressure MPa (kgf/cm 2 )<br />
Type of solenoid operated directional valve (Note 2)<br />
Type of shock damping valve (Note 3)<br />
Mass<br />
kg<br />
<strong>10</strong> 20 30<br />
200<br />
7.7<br />
30.9 (315) (Note1)<br />
5.9 (60)<br />
400<br />
9.8 (<strong>10</strong>0) or 30.9 (315)<br />
DE5P-<strong>10</strong>-2<br />
ZNS5-2<br />
8.3<br />
05<br />
08<br />
14<br />
600<br />
9.6<br />
Pressure increase value per turn<br />
(clockwise) of adjust thread MPa (kgf/cm 2 )<br />
Nominal<br />
Highest<br />
dimension<br />
adjustment pressure<br />
<strong>10</strong>0<br />
315<br />
<strong>10</strong>, 20, 30<br />
1.75 (17.8)<br />
14.1 (143.9)<br />
(Note) As the above value is a calculated value, there<br />
are slight variations in the product.<br />
(Note 1) The maximum working pressure of port T is 15.7 MPa (160 kgf/cm2) in the case of internal drain type.<br />
(Note 2) Refer to the section of the solenoid operated directional valve “DE5”.<br />
(Note 3) Refer to the section of the type number index “ZNS5” for the specifications.<br />
Sub-plate<br />
Valve type<br />
3RBE<strong>10</strong><br />
3RBE20<br />
3RBE30<br />
Sub-plate type<br />
P-RB<strong>10</strong>R14-0<br />
P-RB<strong>10</strong>G14-0<br />
P-RB<strong>10</strong>R38-0<br />
P-RB<strong>10</strong>G38-0<br />
P-RB<strong>10</strong>R12-0<br />
P-RB<strong>10</strong>G12-0<br />
P-RB20R34-0<br />
P-RB20G34-0<br />
P-RB20R1-0<br />
P-RB20G1-0<br />
P-RB30R54-0<br />
P-RB30G54-0<br />
P-RB30R32-0<br />
P-RB30G32-0<br />
Connection diameter<br />
Rc 1 4<br />
G 1 4<br />
Rc 3 8<br />
G 3 8<br />
Rc 1 2<br />
G 1 2<br />
Rc 3 4<br />
G 3 4<br />
Rc 1<br />
G1<br />
Rc1 1 4<br />
G1 1 4<br />
Rc1 1 2<br />
G1 1 2<br />
Mass<br />
2.1kg<br />
4.4kg<br />
6.9kg<br />
When you use a sub-plate, please place an order for the above sub-plate type.<br />
For the dimension drawing, refer to page 5, 6 of the appendix.<br />
Accessories<br />
Mounting bolt<br />
Type<br />
3RBE<strong>10</strong><br />
3RBE20<br />
3RBE30<br />
Hexagon socket<br />
head cap thread<br />
M12×45L<br />
M16×50L<br />
M18×50L<br />
Pressure override characteristics/<br />
Minimum adjustment pressure<br />
characteristics<br />
This is similar to that of the relief valve – direct<br />
operated type.<br />
Refer to the section of the type number index<br />
“RB<strong>10</strong>, 20, 30”.<br />
Quantity<br />
4 pcs.<br />
4 pcs.<br />
4 pcs.<br />
Tightening torque Nm (kgfcm)<br />
98.0 ± 14.7 (<strong>10</strong>00 ± 150)<br />
235.2 ± 35.2 (2400 ± 360)<br />
333.2 ± 50.0 (3400 ± 5<strong>10</strong>)<br />
2-28
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