DH6/10
DH6/10 DH6/10
PUE Pilot operated unloading relief valve (with solenoid valve) Nominal dimension 10, 20, 30 Type of hydraulic oil No symbol = Mineral based hydraulic oil V = Phosphate ester based hydraulic oil W = Fatty ester based hydraulic oil W1 = Water-glycol based hydraulic oil Connection method P = Gasket connection type Series number: 10 Spool type of solenoid operated directional valve A Normal close B Normal open Shape of pressure adjusting part 1 = Handle adjustment 2 = Thread adjustment (with cap) 3 = Handle with key adjustment Pressure adjustment range 80 = 2.0 to 7.9MPa (20 to 80kgf/cm 2 ) 160 = 7.9 to 15.7MPa (80 to 160kgf/cm 2 ) 315 = 15.7 to 30.9MPa (160 to 315kgf/cm 2 ) Check valve provided or not C Specifications Maximum working pressure MPa (kgf/cm 2 ) Maximum flow rate Port A, P Port T PU 3.8 7.7 13.4 Mass kg PUE 4.9 8.8 14.5 (Note 1) Refer to the section of the solenoid operated directional valve “DE5”. (Note 2) Refer to “ZNS5” for the specifications. (Note 3) Pressure adjustment range: When 80 is adjusted to 6.4 to 7.9 MPa (65 to 80 kgf/cm 2 ), the maximum working pressure of A port is up to 9.8 MPa (100 kgf/cm 2 ) Pressure adjustment range: When 160 is adjusted to 12.8 to 15.7 MPa (130 to 160 kgf/cm 2 ), the maximum working pressure of A port is 15.7 MPa (160 kgf/cm 2 ). Sub-plate Valve type PU(E)10 PU(E)20 PU(E)30 Nominal dimension L/min Type of solenoid operated directional valve (Note 1) Type of shock damping valve (Note 2) Sub-plate type P-PU10R38-0 P-PU10G38-0 P-PU10R12-0 P-PU10G12-0 P-PU20R34-0 P-PU20G34-0 P-PU20R1-0 P-PU20G1-0 P-PU30R54-0 P-PU30G54-0 P-PU30R32-0 P-PU30G32-0 Rc 3 8 G 3 8 Rc 1 2 G 1 2 Rc 3 4 G 3 4 Rc1 G1 Rc1 1 2 G1 1 2 Rc1 1 2 G1 1 2 PU PUE Connection diameter Mass 2.1kg 4.4kg 6.9kg When you use a sub-plate, please place an order for the above sub-plate type. For the dimension drawing, refer to page 12, 13 of the appendix. 10 20 30 30.9 (315) (Note 3) 30.9 (315) 15.7 (160) 50 100 250 Equivalent to DE5P-10-2 01 02 ZNS5-1 Accessories PU(E)20 PU(E)30 Shock damping valve provided or not No symbol = Without shock damping valve S = With shock damping valve Electric connection symbol Symbol Explanation Input power supply A D R B C CL With DIN connector With DIN large connector With DIN large connector with lamp M16×50L M16×95L M18×70L M18×120L Input voltage 12 24 12V 24V 100 200 100V 200V Input power supply A = Alternating current D = Direct current R = AC/DC conversion Solenoid type W = Wet type (with standard emergency manual operation) Precautions in use If piping from A port to the accumulator (ACC) is thin and long, the difference between the cut-out pressure and cut-in pressure becomes small, causing the operation to be unstable. Install piping so that the pressure drop amount (P) from A port to ACC is [(cut-out pressure – cut-in pressure) x 1/3]. Mounting bolt Type Hexagon socket head cap thread Quantity Tightening torque Nm (kgfcm) PU(E)10 M10×40L 4 pcs. 56.8 ± 8.5 ( 580 ± 87) 2 pcs. 4 pcs. 2 pcs. 4 pcs. 235.2 ± 35.2 (2400 ± 360) 333.2 ± 50.0 (3400 ± 510) Pilot operated unloading relief valve (1) 2-33
Difference between cut-in pressure and cut-out pressure (viscosity 36 mm 2 /s(cSt)) Pressure adjustment range : 80 Pressure adjustment range : 160 Pressure adjustment range : 315 Pilot operated unloading relief valve (1) Difference between cut-in pressure and cut-out pressure (%) 21 19 17 15 13 10 2 4 6 8 10 8 20 18 16 14 12 10 12 14 16 22 20 18 16 14 12 16 20 24 28 32 cut-out pressure (MPa) cut-out pressure (MPa) cut-out pressure (MPa) Pressure drop characteristics (viscosity 36 mm 2 /s(cSt)) Permissible range Difference between cut-in pressure and cut-out pressure (%) PU/PUE10 PU/PUE20 PU/PUE30 Permissible range Difference between cut-in pressure and cut-out pressure (%) Permissible range 0.7 Pressure drop amount (MPa) 0.6 0.5 0.4 0.3 0.2 0.1 0 Pressure drop amount (MPa) 0.5 0.4 0.6 0.5 0.4 0.3 0.3 0.2 0.1 0.2 0.1 10 20 30 40 50 0 20 40 60 80 100 0 50 100 150 200 250 Flow rate (L/min) Flow rate (L/min) Flow rate (L/min) Pressure drop amount (MPa) 2-34
- Page 70 and 71: Manual selector valve - KLA type Ma
- Page 72 and 73: Check valve (1) ■Specifications N
- Page 74 and 75: Check valve (1) ●C (cartridge typ
- Page 76 and 77: Amount of pressure drop (MPa Check
- Page 78 and 79: 45° Check valve (2) ●C (flange c
- Page 80 and 81: Pilot operated check valve (1) Sub-
- Page 82 and 83: A Y B X Pilot operated check valve
- Page 84 and 85: Pilot operated check valve (2) Flan
- Page 86 and 87: Pressure gauge valve Pressure gauge
- Page 88 and 89: Page Relief valve - Direct operated
- Page 90 and 91: Hydraulic symbols Pressure increase
- Page 92 and 93: Pressure override characteristics (
- Page 94 and 95: Dimension drawing RD*G/R RDV6G/R L2
- Page 96 and 97: RDV1M6R A 62 Maximum of 152 61 14.5
- Page 98 and 99: Type indication RBE Relief valve -
- Page 100 and 101: Pilot valve The type indication of
- Page 102 and 103: Dimension drawing RB*P B1 B2 X P T
- Page 104 and 105: Relief valve - Balanced piston type
- Page 106 and 107: Type indication RB35X Pilot relief
- Page 108 and 109: RB35F 38 19 110 Y port G1/4 screw d
- Page 110 and 111: Type indication RB52 Relief valve-
- Page 112 and 113: Pilot valve The type indication of
- Page 114 and 115: Three stage pressure relief valve 3
- Page 116 and 117: Dimension drawing 3RBE L10 L1 L8 L3
- Page 118 and 119: Pressure override characteristics (
- Page 122 and 123: Dimension drawing PU10 47.1 85 66.7
- Page 124 and 125: Pilot operated unloading relief val
- Page 126 and 127: Dimension drawing PU35P (Gasket con
- Page 128 and 129: Specifications SD6P SD10P P-DE6R14-
- Page 130 and 131: Sequence valve — Balanced piston
- Page 132 and 133: Minimum adjustment pressure charac
- Page 134 and 135: Dimension drawing SB L5 L3 L2 6 13
- Page 136 and 137: Pressure override characteristics (
- Page 138 and 139: Pressure reducing valve - Balanced
- Page 140 and 141: Secondary side minimum adjustment p
- Page 142 and 143: The direct operated type relief val
- Page 144 and 145: ●B*G/GT*・3 ●Handle adjusting
- Page 146 and 147: ●B*P*・1 ●Handle adjusting typ
- Page 148 and 149: Counterbalance valve CBD Overview
- Page 150 and 151: Dimension drawing CBD*G/R Handle ad
- Page 152 and 153: Pressure drop characteristics (visc
- Page 154 and 155: Variable throttle valve T1M 3-2 Th
- Page 156 and 157: ■Dimension drawing ●T1M*P C (wh
- Page 158 and 159: ■Pressure - Flow rate characteris
- Page 160 and 161: ■Dimension drawing ●T1M*P L1 L2
- Page 162 and 163: ■Pressure - Flow rate characteris
- Page 164 and 165: ■Pressure drop characteristics (v
- Page 166 and 167: 3-13 ■Dimension drawing ●TC1M*P
- Page 168 and 169: Pressure - Flow rate characteristic
Difference between cut-in pressure and cut-out pressure (viscosity 36 mm 2 /s(cSt))<br />
Pressure adjustment range : 80 Pressure adjustment range : 160 Pressure adjustment range : 315<br />
Pilot operated unloading relief valve (1)<br />
Difference between cut-in pressure and<br />
cut-out pressure (%)<br />
21<br />
19<br />
17<br />
15<br />
13 <strong>10</strong><br />
2 4 6 8 <strong>10</strong> 8<br />
20<br />
18<br />
16<br />
14<br />
12<br />
<strong>10</strong> 12 14 16<br />
22<br />
20<br />
18<br />
16<br />
14<br />
12<br />
16 20 24 28 32<br />
cut-out pressure (MPa) cut-out pressure (MPa) cut-out pressure (MPa)<br />
Pressure drop characteristics (viscosity 36 mm 2 /s(cSt))<br />
Permissible range<br />
Difference between cut-in pressure and<br />
cut-out pressure (%)<br />
PU/PUE<strong>10</strong> PU/PUE20 PU/PUE30<br />
Permissible range<br />
Difference between cut-in pressure and<br />
cut-out pressure (%)<br />
Permissible range<br />
0.7<br />
Pressure drop amount (MPa)<br />
0.6<br />
0.5<br />
0.4<br />
0.3<br />
0.2<br />
0.1<br />
0<br />
Pressure drop amount (MPa)<br />
0.5<br />
0.4<br />
0.6<br />
0.5<br />
0.4<br />
0.3<br />
0.3<br />
0.2<br />
0.1<br />
0.2<br />
0.1<br />
<strong>10</strong> 20 30 40 50<br />
0<br />
20 40 60 80 <strong>10</strong>0<br />
0<br />
50 <strong>10</strong>0 150 200 250<br />
Flow rate (L/min)<br />
Flow rate (L/min)<br />
Flow rate (L/min)<br />
Pressure drop amount (MPa)<br />
2-34
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