Double pilot operated check valve

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d Specification 1/4"L 3/8”L 1/2ML 3/8" 18 1/2” 3/4”
Pilot ratio 1:5.5 1:5.5 1:5 1:5 1:5 1:4 1:4
Max flow (L/min ) 20 35 50 45 45 70 100
Max pressure (Bar) 350 300
Cracking pressure (Bar) 4 3 6 8 3.5 3.5 2

USE AND OPERATION:
Pilot check valves are used to block the cylinder in both directions. Flowis free in one direction and blocked in the rever$e direction until pilot pressure is applied.

APPLICATIONS:
Connect V1 and V2 to the pressure flow and C1 and C2 to the actuator



Model

V1/V2/C1/C2

L

L1

L2

L3

M

H

S

HYVBPDE 1/4" L

G 1/4"

64

113

36

8

M8

40

30

HYVBPDE 3/8" L

G 3/8"

80

128

38

8

M8

40

30

HYVBPDE 1/2" L

G 1/2"

90

142

45

8

M8

45

35

HYVBPDE 3/8"

G 3/8"

90

156

45

8

M8

45

35

HYVBPDE 18

M18x1.5

90

156

45

8

M8

45

35

HYVBPDE 1/2"

G 1/2"

80

144

40

18

M8

60

35

HYVBPDE 3/4"

G 3/4"

100

192

46

8

M8

60

40

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