Double Relief Valve

Use and operation:
Made up by 2 relief valves, the double relief valve provides overload protection in 2 lines-hydraulic circuits with 1 tank. It allows 2 different pressure setting adjustments.
Applications:
Connect P and P1 to the pressure flow, the remaining P1 and P ports to the 2 line to be controlled but in the reverse way; connect T to the tank.

Technical specification

Specification

3/8”

1/2”

Max. flow (L/min)

45

70

 

SPRINGS

Setting range (Bar)

10-50*

20-100

10-180 Standard

50-250

80-300

Pressure increase (Bar/tum)Q=4L/min

7

12

30

45

50

Standard setting (Bar)

30

75

90

130

150

* For Setting less than 70Bar Q=12L/min

 

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