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Standard ČSN EN 54-24 1.2.2009 preview

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ČSN EN 54-24 (342710)

Fire detection and fire alarm systems - Part 24: Components of voice alarm systems - Loudspeakers Loudspeakers



STANDARD published on 1.2.2009


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The information about the standard:

Designation standards: ČSN EN 54-24
Classification mark: 342710
Catalog number: 82492
Publication date standards: 1.2.2009
SKU: NS-155054
The number of pages: 50
Approximate weight : 150 g (0.33 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

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Fire protection

Annotation of standard text ČSN EN 54-24 (342710):

Norma uvádí požadavky, zkušební metody a kritéria provedení reproduktorů určených k vysílání výstrahy o požáru mezi systémem elektrické požární signalizace a obyvateli budovy. Norma uvádí dva typy aplikačního prostředí: typ A, všeobecně pro vnitřní prostředí, a typ B, všeobecně pro venkovní prostředí. Norma nezahrnuje reproduktory pro speciální použití, například reproduktor pro použití v nebezpečných aplikacích, pokud takovéto aplikace vyžadují dodatečné nebo jiné požadavky nebo zkoušky, než ty, které jsou uvedeny v této evropské normě. Norma není určena k pokrytí adresovatelných reproduktorů, reproduktorů s aktivními komponenty. Norma obsahuje tyto kapitoly: kapitolu 1 - Předmět normy, kapitolu 2 - Citované normativní dokumenty, kapitolu 3 - Termíny, definice a zkratky, kapitolu 4 - Požadavky, kapitolu 5 - Zkoušky, přílohu A - Akustická měření, přílohu B - Měření jmenovitého výkonu šumu, přílohu C - Fyzikální odkazy na reproduktory a harmonizační přílohu ZA.

Preview of the standard ČSN EN 54-24 (342710)

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