NBN EN 12416-2 : 2001 + A1 2007

Foreword
Introduction
1. Scope
2. Normative references
3. Terms and definitions
4. Expellant gas
5. Extinguishing powder
6. Components
7. Reserve quantity
8. Location of extinguishing powder container and
    expellant gas container
9. Safety precautions
10. Total flooding systems
11. Local application systems
12. Control and release of powder extinguishing systems
13. Pipework design
14. Evaluation of characteristics
15. Documentation, inspection and maintenance
16. Evaluation of conformity
Annex A (informative) Example calculations for local
        application system - surface fire
Annex B (informative) Example calculations for local
        application systems
Annex C (informative) Minimum design conditions for powder
        based on sodium bicarbonate
Annex ZA (informative) Clauses of this European Standard
         addressing the provisions of the EU Construction
         Products Directive
Bibliography

Describes requirements and gives recommendations for the design, construction and maintenance of fixed fire extinguishing systems which discharge powder from a container, or centrally grouped containers, through nozzles by means of expellant gas in accordance with EN 12416-1 and the relevant part of EN 54 where required.