Pratissoli S455 Certified Safety Relief Valve

Part No: S455/450

  • 450 Bar max working pressure
  • 540 Bar set pressure
  • 80-215 Lpm flow
  • 85°C max water temperature
  • Factory set & sealed
  • PED certified to 97/23/CE cat. II
  • Brass body - St.steel internals
  • 3/4"BSPM inlet
  • 36mm hose barb bypass
  • Call sales office for installation advice

Product Information

This PED certified valve is set for a system Working Pressure (WP) of 450 Bar, the Set Pressure (SP) for the valve to activate and discharge flow is 540 Bar.

Each valve is issued with a dedicated certificate with a unique serial number affixed to the valve and manual. Generic calibration certificates cannot be supplied.

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