DH6/10

DH6/10 DH6/10

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Pilot valve The type indication of the pilot valve used for the relief valve – balanced piston type pilot operated is as follows. If you need the pilot valve only, please specify “pilot valve type” and contact us. RB52X Pilot relief valve For RB52, 82 Series number Shape of pressure adjusting part 1 = Handle adjustment 2 = Thread adjustment (with cap) 3 = Handle with key adjustment Highest adjustment pressure 100 9.8MPa (100kgf/cm 2 ) 315 30.9MPa (315kgf/cm 2 ) RBE52X Pilot relief valve For RBE52, 82 Series number Vent circuit A Normal close B Normal open Shape of pressure adjusting part 1 = Handle adjustment 2 = Thread adjustment (with cap) 3 = Handle with key adjustment Highest adjustment pressure 100 9.8MPa (100kgf/cm 2 ) 315 30.9MPa (315kgf/cm 2 ) Vent port No symbol Without vent port X With vent port Drain system No symbol = Internal drain Y = External drain Type of hydraulic oil No symbol = Mineral based hydraulic oil V = Phosphate ester based hydraulic oil W = Fatty ester based hydraulic oil Water-glycol based hydraulic oil Drain system No symbol = Internal drain Y = External drain Vent port No symbol Without vent port X With vent port Type of hydraulic oil No symbol = Mineral based hydraulic oil V = Phosphate ester based hydraulic oil W = Fatty ester based hydraulic oil Water-glycol based hydraulic oil Shock damping valve provided or not No symbol = Without shock damping valve S = With shock damping valve Electric connection symbol AL = Center terminal with lamp Input voltage 12 24 100 12V 24V 100V 200 200V * For other power supply, please contact us. Input power supply A = Alternating current D = Direct current R = AC/DC conversion Solenoid type W = Wet type (with standard emergency manual operation) * (For the explosion proof type, please contact us.) *For details, refer to the section of the solenoid operated directional valve “DE10”. Relief valve – Balanced piston type pilot operated (3) 2-25

Dimension drawing RBEF (Note) This diagram shows the type RBE*. In the case of the type RB*, there are no shock damping valve and solenoid operated directional valve. S R e 140 5 T 70 34 U V AC Solenoid DC Solenoid Relief valve – Balanced piston type pilot operated (3) Shock damping valve 45° 45° Nominal dimension Pilot relief valve P Q X N f M L K Solenoid a Y 35 Width across flat 19 Width across flat 30 Width across flat 19 Screw adjusting type W 60 Handle adjusting type 2×4-X screw depth Y Width across flat 30 W 30 60 Handle with key adjusting type 105.3 34 65 A C B D 23 E 2-18 through hole T P H2 G F P 22 H1 Installed only in the case with a shock damping valve Counterboring diameter 38, counterboring depth G 1/2 Q screw depth 13 (for port X, Y) (Note) The P port position is H1 in the case of RBE52F and H2 in the case of 82F. A B C D E F G H1 H2 K L M N P Q R S T U V W e 52 185 35 100 77 25 148 115 45 199 156 148 74 45 98 224 225 111 54 16 247 202 82 205 45 115 76 158 132 73 209 165 158 84 26 145 233 234 120 63 25 268 211 Nominal dimension X Y 52 M16 24 82 M24 36 f 84 RBEP (Note) This diagram shows the type RBE*. In the case of the type RB*, there are no shock damping valve and solenoid operated directional valve. 22 140 70 X P B1 B2 B3 B4 Y T Opposite side dimension 19 Opposite side dimension 30 For AC Opposite side dimension 30 RBE*P-20-*2 35 Opposite side dimension 19 For DC X P X P Y X T Y T T2 5 L2 L3 L4 L5 L6 23 L7 L1 34 65 L8 RBE*P-20-*1 60 RBE*P-20-*3 60 H4 H5 H3 H6 34 This diagram shows a case with a shock damping valve. In the case without a shock damping valve, this dimension is 0. 105.3 H12 (Maximum) 30 H12 (Maximum) H10 H8 H7 Hydraulic symbols RBE*P-20-**/*X H1 RBE*P-20-**/*XY RBE*B RBE*A RBE*B RBE*A H2-2 H2-1 H11 T3 O-ring dimension “02” D5 6-D1 D3 D4 O-ring dimension “01” Nominal dimension B1 B2 B3 B4 D1 D3 D4 D5 H1 H2-1 H2-2 H3 H4 H5 H6 H7 H8 H10 H11 H12 L1 L2 RBE52 40 44 115 150 M16 50 60 20 224 202 225 111 54 16 84 148 156 199 18 250 35 25 RBE82 50 60 170 210 M20 80 90 30 254 232 255 141 84 46 105 210 186 261 25 280 50 30 Nominal dimension L4 L5 L6 L7 L8 T2 T3 O-ring dimension “01” O-ring dimension “02” RBE52 77 100 101 135 185 2.4 1.8 2-JIS B 2401 G55 Hs90 2-JIS B 2401 P16 Hs90 RBE82 115 140 151 185 255 2.4 2.4 2-JIS B 2401 G85 Hs90 2-JIS B 2401 G25 Hs90 L3 50 70 2-26

Dimension drawing<br />

RBEF<br />

(Note) This diagram shows the type RBE*. In the case of the type RB*, there are no shock damping valve and solenoid operated directional valve.<br />

S<br />

R<br />

e<br />

140<br />

5<br />

T<br />

70<br />

34<br />

U<br />

V<br />

AC Solenoid<br />

DC Solenoid<br />

Relief valve – Balanced piston type pilot operated (3)<br />

Shock damping<br />

valve<br />

45°<br />

45°<br />

Nominal dimension<br />

<br />

Pilot relief valve<br />

P<br />

Q<br />

X<br />

N<br />

f<br />

M<br />

L<br />

K<br />

Solenoid a<br />

Y<br />

35<br />

Width across flat 19<br />

Width across<br />

flat 30<br />

Width across<br />

flat 19<br />

Screw adjusting<br />

type<br />

W<br />

60<br />

Handle<br />

adjusting type<br />

2×4-X screw depth Y<br />

Width across flat 30<br />

W<br />

30<br />

60<br />

Handle with key<br />

adjusting type<br />

<strong>10</strong>5.3<br />

34<br />

65<br />

A<br />

C<br />

B<br />

D<br />

23<br />

E<br />

2-18 through hole<br />

T<br />

P<br />

H2<br />

G<br />

F<br />

P<br />

22<br />

H1<br />

Installed only in the case with a shock damping valve<br />

Counterboring diameter 38, counterboring depth<br />

G 1/2 Q screw depth 13<br />

(for port X, Y)<br />

(Note) The P port position is H1 in the case of RBE52F and H2 in the case of 82F.<br />

A B C D E F G H1 H2 K L M N P Q R S T U V W e<br />

52 185 35 <strong>10</strong>0 77 25 148 115 45 199 156 148 74 45 98 224 225 111 54 16 247 202<br />

82 205 45 115 76 158 132 73 209 165 158 84 26 145 233 234 120 63 25 268 211<br />

Nominal dimension X Y<br />

52 M16 24<br />

82 M24 36<br />

f<br />

84<br />

<br />

RBEP<br />

(Note) This diagram shows the type RBE*. In the case of the type RB*, there are no shock damping valve and solenoid operated directional valve.<br />

22<br />

140<br />

70<br />

X<br />

P<br />

B1<br />

B2<br />

B3<br />

B4<br />

Y<br />

T<br />

Opposite side<br />

dimension 19<br />

Opposite side dimension 30<br />

For AC<br />

Opposite side<br />

dimension 30<br />

RBE*P-20-*2<br />

35 Opposite side dimension 19<br />

For DC<br />

X<br />

P<br />

X<br />

P<br />

Y<br />

X<br />

T<br />

Y<br />

T<br />

T2<br />

5<br />

L2<br />

L3<br />

L4<br />

L5<br />

L6<br />

23 L7 L1<br />

34 65 L8<br />

RBE*P-20-*1<br />

60<br />

RBE*P-20-*3<br />

60<br />

H4<br />

H5<br />

H3<br />

H6<br />

34<br />

This diagram shows a case with<br />

a shock damping valve. In the<br />

case without a shock damping<br />

valve, this dimension is 0.<br />

<strong>10</strong>5.3<br />

H12<br />

(Maximum)<br />

30<br />

H12<br />

(Maximum)<br />

H<strong>10</strong><br />

H8<br />

H7<br />

Hydraulic symbols<br />

RBE*P-20-**/*X<br />

H1<br />

RBE*P-20-**/*XY<br />

RBE*B RBE*A<br />

RBE*B RBE*A<br />

H2-2<br />

H2-1<br />

H11<br />

T3<br />

O-ring dimension “02”<br />

D5<br />

6-D1<br />

D3<br />

D4<br />

O-ring dimension “01”<br />

Nominal dimension B1 B2 B3 B4 D1 D3 D4 D5 H1 H2-1 H2-2 H3 H4 H5 H6 H7 H8 H<strong>10</strong> H11 H12 L1 L2<br />

RBE52 40 44 115 150 M16 50 60 20 224 202 225 111 54 16 84 148 156 199 18 250 35 25<br />

RBE82 50 60 170 2<strong>10</strong> M20 80 90 30 254 232 255 141 84 46 <strong>10</strong>5 2<strong>10</strong> 186 261 25 280 50 30<br />

Nominal dimension L4 L5 L6 L7 L8 T2 T3 O-ring dimension “01” O-ring dimension “02”<br />

RBE52 77 <strong>10</strong>0 <strong>10</strong>1 135 185 2.4 1.8 2-JIS B 2401 G55 Hs90 2-JIS B 2401 P16 Hs90<br />

RBE82 115 140 151 185 255 2.4 2.4 2-JIS B 2401 G85 Hs90 2-JIS B 2401 G25 Hs90<br />

L3<br />

50<br />

70<br />

2-26

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