Pressure relief valves DVM
The pressure relief valve DVM is a direct-acting, spring-loaded cone seat valve.
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Operating pressure
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up to 700 bar
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Max. flow rate
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30/Min
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Porting
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NG 4 according to Bieri standard
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Features
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Advantages
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Poppet valve
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Excellent stability over the entire volume flow range
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Directly operated
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Low hysteresis and precise pressure control
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External surfaces galvanised
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Low pressure drop due to CFD optimised flow geometry
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Cartridge and block design
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Adjustable over the entire pressure range
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Minimal wear and long service life due to hardened and ground valve components
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- Presses, inspection and test systems
- Forming Technology, Clamping and Cramping
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Hydraulic fluid
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mineral oil according to DIN 51524 (other fluids on request)
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Fluid temperature
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range -20 to 120 °C
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Ambient temperature
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range -20 to 120 °C
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Viscosity range
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7.4 to 420 mm²/s
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Porting
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NG 4 according to Bieri
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Max. operating pressure
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port 1 700 bar
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Max. operating pressure
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port 2 100 bar
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Pressure setting range
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port 1 70 to 700 bar
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Max. flow rate
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30 l/min
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Filtration (recommendation)
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according to NAS 1638, ISO/DIN 4406 class 21/19/16
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Weight
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See standard design
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Material/surface treatment
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Cartridge body: high tensile steel
Cone: hardened steel
Supporting ring: PTFE
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![[Translate to EN:] Druckbegrenzungsventile DVM](/fileadmin/_processed_/0/4/csm_dvm500_b85fa81f7b.jpg "[Translate to EN:] Druckbegrenzungsventile DVM")