Unloading valves DAM

Max. operating pressure 700 bar
Max. flow rate 40 l/min
Porting NG 4

Features Advantages
Poppet valve Good corrosion resistance
Directly operated Poppet tight
Adjustable over the entire pressure range High operational safety and reliable switching


Technical data

Hydraulic fluid mineral oil according to DIN 51524 (other fluids on request)
Fluid temperature range -20 to 80 °C
Ambient temperature range -20 to 50 °C
Viscosity range 10 to 400 mm²/s
Porting NG 4
Max. operating pressure connection HP 700 bar
Max. operating pressure connection LP 150 bar
Pressure setting range connection LP 25 to 150 bar
Max. flow rate 40 l/min
Filtration (recommendation) according to NAS 1638 class 6 resp. ISO/DIN 4406 17/15/12
Pressure drop (LP->T) 3 bar (at 25 l/min and 32 mm²/s)
Weight see technical data sheet
Materials cartridge body: free-cutting steel
cone: hardened steel
valve body: stainless steel