Altecnic 1/2″ Safety Relief Valve 3 Bar

Description

311430 Safety Relief Valve – Trusted Pressure Protection for Domestic Systems

The Altecnic 311430 Safety Relief Valve is designed for use in sealed domestic heating and hot water systems, helping to protect boilers, cylinders, and pipework from dangerous pressure build-up. When system pressure reaches 3 bar, the valve opens automatically to release excess pressure, then reseats once it returns to a safe level.

Made from durable brass, the 311430 offers reliable performance in demanding conditions. It’s CE marked and meets PED Category IV, making it suitable for regulated applications where safety and compliance are key.

Key Features:

• Automatic Pressure Relief: Opens at 3 bar, reseats at 2.4 bar to maintain safe system operation.

• Compact G½” Connection: Suitable for standard domestic pipework.

• Robust Brass Construction: High-grade brass to EN 12165 CW617N ensures strength and corrosion resistance.

• CE Marked & PED Compliant: Meets European safety standards for pressurised equipment.

Technical Specifications:

• Medium: Water and air

• Set Pressure: 3.0 bar

• Discharge Pressure: 3.6 bar

• Re-seating Pressure: 2.4 bar

• Discharge Flow Rate: 142.1 kg/hr

• Maximum Boiler Output: 82.5 kW

• Max Static Pressure: 10 bar

• Operating Temperature Range: 5°C to 110°C

• Connection Size: G½”

• Material: Brass body and stem, EPDM diaphragm

• Product Code: 311430