DIN EN ISO 5135:1999-02

Acoustics - Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valves by measurement in a reverberation room.

NORMA vydaná dňa 1.2.1999

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The information about the standard:

Designation standards: DIN EN ISO 5135:1999-02
Note: NEPLATNÁ
Publication date standards: 1.2.1999
The number of pages: 13
Approximate weight : 39 g (0.09 lbs)
Country: German technical standard
Kategória: Technické normy DIN

Annotation of standard text DIN EN ISO 5135:1999-02 :

Akustik - Bestimmung des Schalleistungspegels von Geräuschen von Luftdurchlässen, Volumendurchflußreglern, Drossel- und Absperrelementen durch Messungen im Hallraum.