Safety valve ordinary yellow FAR art. 2005 - 2004
In thermal plants may occur over pressure that can damage the components installed, jeopardizing the proper functioning of the same with great danger to people. For this reason, using the safety valves. The valve opens only when the plant reaches a pressure sufficient to overcome the force of the spring, that is, when it reaches the set pressure of the valve. The pressure setting is selected according to the maximum permissible pressure in the system.
The safety valves ordinary, according to Italian regulations, can be applied to generators with potential less than 35 kW. They can be used in hot water systems only if manufactured as required by the "collection R" on safety standards for equipment containing fluids under pressure:
- "In the case of water heaters intended for consumption, the expansion system for the protection of the container is realized with a safety valve, meaning that for a valve with counterweight or spring whose orifice has a diameter, in mm, not less V / 5, V being the volume in liters of the heater, with a minimum of 15 mm. "
The safety valves must be installed FAR in heating systems and in hot water systems for protecting the hot water.
- Safety valve for heating systems and ordinary yellow health.
- Calibration pressure 3-6 bar
- Measure inlet: 1/2
- Measurement output: 1/2
- Maximum temperature: 115 ° C
According to EC Directive 97/23 / EC "PED" category IV and D.Lgs.25.02.2000 93.
Available in different sizes in the menu: