Duplomatic Oleodinamica represents the real alternative in the hydraulics market. Duplomatic’s wide range of products and worldwide service network, grant its users a real competitive advantage.
The Duplomatic VR4M valve is a check valve made as a modular version with mounting surface according to the ISO 4401 (CETOP RP 121H) standards. Used to avoid oil back flows and self-emptying of lines, or to generate back pressures. Can be assembled quickly under the ISO 4401-05 (CETOP 05) directional solenoid valves without use of pipes, using suitable tie-rods or bolts. Available in two versions with check valve on line P or T.
|Maximum Operating Pressure||320 bar|
|Check Valve Cracking Pressure||0,5 - 8 bar|
|Maximum Flow Rate in the Controlled Lines and in the Free Lines||100 l/min|
|Ambient Temperature Range||-20 / 50°C|
|Fluid Temperature Range||-20 / 80°C|
|Fluid Viscosity Range||10 ÷ 400 cSt|
|Fluid Contamination Degree||According to ISO 4406:1999 Class 20/18/15|
|Recommended Viscosity||25 cSt|
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