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Type indication<br />
RBE<br />
Relief valve<br />
- Balanced piston type pilot operated<br />
(with solenoid valve)<br />
Nominal dimension<br />
Nominal dimension<br />
<strong>10</strong><br />
20<br />
30<br />
Connection method<br />
P Gasket connection type<br />
C Cartridge type<br />
Series number: <strong>10</strong><br />
Vent circuit<br />
A Normal close<br />
B Normal open<br />
RBE*P<br />
<br />
<br />
<br />
RBE*C<br />
<br />
<br />
<br />
Shape of pressure adjusting part<br />
1 = Handle adjustment<br />
2 = Thread adjustment (with cap)<br />
3 = Handle with key adjustment<br />
Highest adjustment pressure<br />
<strong>10</strong>0 9.8MPa (<strong>10</strong>0kgf/cm 2 )<br />
315 30.9MPa (315kgf/cm 2 )<br />
Vent port<br />
No symbol<br />
Without vent port (cartridge type)<br />
X With vent port (gasket connection type)<br />
Drain system<br />
No symbol = Internal drain<br />
Y = External drain<br />
Specifications<br />
Nominal dimension <strong>10</strong> 20 30<br />
Maximum working<br />
pressure<br />
MPa (kgf/cm 2 )<br />
Maximum<br />
flow rate<br />
L/min<br />
Port P, T, X<br />
Port Y<br />
RB*P/RBE*P<br />
RB*C/RBE*C<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 kg<br />
RB*P<br />
RB*C<br />
RBE*P<br />
RBE*C<br />
RB<br />
RBE<br />
30.9(315) (Note1)<br />
30.9(315)<br />
15.7(160)<br />
200 400 600<br />
200 600<br />
9.8 (<strong>10</strong>0) or 30.9 (315)<br />
Equivalent to DE5P-2 01<br />
02<br />
ZNS5-1<br />
2.6 3.5 4.4<br />
1.5 1.5<br />
3.8 4.7 5.6<br />
2.7 2.7<br />
(Note 1) However, the maximum working pressure of port T is 15.7 MPa<br />
(160 kgf/cm 2 ) in the case of RBE internal drai type.<br />
(Note 2) Refer to the section of the solenoid operated directional valve<br />
“DE5”.<br />
(Note 3) Refer to the section of the type number index “ZNS5” for the<br />
specifications.<br />
Sub-plate<br />
Type of hydraulic oil<br />
No symbol = Mineral based hydraulic oil<br />
V = Phosphate ester based hydraulic oil<br />
W = Fatty ester based hydraulic oil<br />
W1 = Water-glycol based hydraulic oil<br />
Shock damping valve provided or not<br />
No symbol = Without shock damping valve<br />
S = With shock damping valve<br />
Electric connection symbol<br />
Explanation<br />
Input voltage<br />
12<br />
24<br />
<strong>10</strong>0<br />
200<br />
Valve type Sub-plate type Connection<br />
diameter<br />
P-RB<strong>10</strong>R14-0 Rc 1 4<br />
P-RB<strong>10</strong>G14-0 G 1 4<br />
P-RB<strong>10</strong>R38-0 Rc 3 8<br />
RB(E)<strong>10</strong><br />
P-RB<strong>10</strong>G38-0 G 3 8<br />
P-RB<strong>10</strong>R12-0 Rc 1 2<br />
P-RB<strong>10</strong>G12-0 G 1 2<br />
P-RB20R34-0 Rc 3 4<br />
RB(E)20<br />
P-RB20G1-0<br />
G1<br />
P-RB30R54-0 Rc1 1 4<br />
RB(E)30<br />
P-RB30G32-0 G1 1 2<br />
P-RB20G34-0<br />
P-RB30G54-0<br />
G 3 4<br />
G1 1 4<br />
P-RB20R1-0<br />
P-RB30R32-0<br />
Rc1<br />
Rc1 1 2<br />
Accessories<br />
Mounting bolt<br />
Type Hexagon socket<br />
head cap thread<br />
RB(E)<strong>10</strong><br />
M12×45L<br />
symbol<br />
B<br />
C<br />
CL<br />
With DIN connector<br />
With DIN large connector<br />
With DIN large connector with lamp<br />
<br />
<br />
<br />
<br />
12V<br />
24V<br />
<strong>10</strong>0V<br />
200V<br />
Input power supply<br />
Input power supply<br />
A D R<br />
<br />
<br />
<br />
<br />
<br />
<br />
* For details of voltage specifications, refer to<br />
“Solenoid specifications” of the solenoid<br />
operated directional valve “DE5”.<br />
* For other power supply, please contact us.<br />
<br />
<br />
<br />
Solenoid type<br />
W = Wet type<br />
(with standard emergency manual<br />
operation)<br />
Quantity<br />
A = Alternating current<br />
D = Direct current<br />
R = AC/DC conversion<br />
Mass<br />
2.1kg<br />
4.4kg<br />
6.9kg<br />
When you use a<br />
sub-plate, please place an<br />
order for the above<br />
sub-plate type.<br />
For the dimension<br />
drawing, refer to page 5, 6<br />
of the appendix.<br />
Tightening torque Nm (kgfcm)<br />
4 pcs. 98.0 ± 14.7 (<strong>10</strong>00 ± 150)<br />
Relief valve – Balanced piston type pilot operated (1)<br />
RB(E)20<br />
M16×50L<br />
4 pcs.<br />
235.2 ± 35.2 (2400 ± 360)<br />
RB(E)30<br />
M18×50L<br />
4 pcs.<br />
333.2 ± 50.0 (3400 ± 5<strong>10</strong>)<br />
2-11
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