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Home->Products->Hydraulic valves->Pressure Control Valves->PBD DIRECT OPERATED PRESSURE RELIEF VALVES

PBD DIRECT OPERATED PRESSURE RELIEF VALVES

PBD series relief valves are direct operated poppet type used to limit pressure in a hydraulic system. The design can be divided into pop- pet (Max.400bar)and ball(Max.630bar)type.There are 7 pressure adjustment ranges available 25; 50; 100; 200; 315; 400;630bar. I t ha s characteristic s o f compac t structure , hig h performance , reliabl e work, low noise and long service life. These series are widely applied to many lower flow systems, can be also used as relief valve and remote control valve, etc.

Technical data:

Size
6
8
10
15
20
25
30
Operating presssure(Mpa) 31.5
Max. flow rate (L/min) 35 60 80 150 200 250 300
Fluid temperature(°C) -20~70
Filtration accuracy(µm)
25

 

 

 


PBD*K Dimensions for cartridge:

Size
D
D1
D2
D3
L
L1
L2
L3
L4
L5
6
M28x1.5
25H8
15
6
65
56.5±1
45
35
19
15
10
M35x1.5
32H8
18.5
10
80
67.5±1
52
41
23
18
20
M45x1.5
40H8
24
20
110
91.5±1
70
54
27
21
30
M60x2
55H8
38.75
30
140
113.5±1
84
60
29
23



 

 

Installation dimensions:

Size
L
L1
L2
L3
L4
M
M1
N
N1
6
80
15
55
20
40
60
45
45
25
( 8 ) 10
100
20
70
21
49
80
60
60
40
( 15 ) 20
135
20
100
34
65
100
70
70
50
( 25 ) 30
180
25
130
35
85
130
100
90
60
D
D1
D2
D3
D4
Inch
Metric
G1/4"
M14x1.5
25
M6
6
M6
(G3/8")G1/2"
(M18x1.5)M22x1.5
( 28 ) 34
M8
( 8 ) 10
M8
(G3/4")G1"
(M27x2)M33x2
( 42 ) 47
M8
( 15 ) 20
M8
(G1 1/4")G1 1/2"
(M42x2)M48x2
( 56 ) 61
M10
( 25 ) 30
M10

 

 

 

 

 

 

 

 

 

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