- Best quality
- Quick assembly
- Longevity
Valves/Fittings
Pressure relief valves for heating systems
For closed heating systems
Opening pressure: 3 bars
523103: ½" x ¾", max. power: 50 kW
523113: ¾" x 1", max. power: 100 kW
5241: ½" x ¾", max. power: 50 kW, pressure gauge (0-4 bars, d = 50 mm)
Opening pressure: 3 bars
523103: ½" x ¾", max. power: 50 kW
523113: ¾" x 1", max. power: 100 kW
5241: ½" x ¾", max. power: 50 kW, pressure gauge (0-4 bars, d = 50 mm)
Operating data
Nominal pressure:
10 bar
Opening pressure:
3 bar
Dimensions
Height:
72 mm
Lateral connection:
¾"
Materials
Valves and fittings:
Brass
The diaphragm pressure relief valve is only activated when the thermostats of the boiler have failed. In this case the pressure relief valve can let the entire heating capacity of the boiler escape in the form of hot water and vapour.