The Duplomatic PRM5 is a pilot-operated pressure relief valve designed for modular (stackable) mounting in hydraulic systems. It conforms to ISO 4401-05 (CETOP 05) standards and is used to limit pressure in hydraulic circuits with high flow rates.

 Technical Specifications

• Mounting Interface: ISO 4401-05 (CETOP RP121H)
• Max Operating Pressure: 350 bar
• Max Flow Rate: 120 l/min
• Fluid Viscosity Range: 10–400 cSt
• Contamination Class: ISO 4406:1999 class 20/18/15
• Recommended Viscosity: 25 cSt
• Mass:
  • PRM5-PT, -AT, -BT: 2.8 kg
  • PRM5-DT, -D: 3.0 kg