scope:

This European Standard specifies requirements and test methods for materials, construction and performance of components intended for use in powder firefighting systems complying with prEN 12416-2:2000. The components covered are as follows; - powder containers;expellant gas container assemblies;pressure regulators and gauges; - actuators; - main isolating valves and selector valves; - nozzles. The components are suitable for powder firefighting systems for general use in buildings and other construction works. In areas with a risk of explosion, earthquake zones, extreme environmental conditions e.g. marine, offshore, mining or aircraft additional considerations apply.