Name: UNI ISO 13347-3 : 2009
Brand: UNI

INDUSTRIAL FANS - DETERMINATION OF FAN SOUND POWER LEVELS UNDER STANDARDIZED LABORATORY CONDITIONS - PART 3: ENVELOPING SURFACE METHODS

Published date

12-11-2009

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
Introduction
1 Scope
2 Normative references
3 Acoustic environment and ducting
4 Determination of measurement surface
5 Test method
6 Acoustic tests: determination of sound power level
Annex A (normative) Determination of environmental
correction K[2]
Bibliography

The standard applies to industrial fans as defined in UNI EN ISO 5801 and UNI EN ISO 13349.

DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Current

Standards	Relationship
ISO 13347-3:2004	Identical

ISO 10302:1996	Acoustics Method for the measurement of airborne noise emitted by small air-moving devices
ISO 3744:2010	Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Engineering methods for an essentially free field over a reflecting plane
ISO 5801:2017	Fans — Performance testing using standardized airways
ISO 13347-1:2004	Industrial fans — Determination of fan sound power levels under standardized laboratory conditions — Part 1: General overview
ISO 5136:2003	Acoustics — Determination of sound power radiated into a duct by fans and other air-moving devices — In-duct method
ISO 13349:2010	Fans — Vocabulary and definitions of categories