PB/PBW 60/6X SERIES PILOT OPERATED PRESSURE RELIEF VALVES

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PB is pilot operated pressure relief valve, PBW is a pilot operated solenoid relief valve available to unload system pressure. The performance of 6X series is superior than 60 series, the 6X series can be used to control the pressure of hydraulic systems smoothly in a wide range. This type is suitable for a hydraulic system which demands high flow rate.

Technical data

Size 10 20 30
Series No 60 6X 60 6X 60 6X
Operating pressure(Mpa) 31.5 35 31.5 35 31.5 35
Max .flow rate(L/min) 200 250 400 500 600 650
Fluid temperature(℃) -20～70
Filtration accuracy(µm) 25
PB Weight(KGS) 3.2 4.2 5.2
PBW Weight(KGS) 4.7 5.5 6.8
Valve body（Material）Surface treatment casting phosphating surface
Oil cleanliness NAS1638 class 9 and ISO4406 class 20/18/15

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