ECMA 275-1 : 4ED 2017
Current
The latest, up-to-date edition.
MEASUREMENT OF AIRBORNE NOISE EMITTED AND STRUCTURE-BORNE VIBRATION INDUCED BY SMALL AIR-MOVING DEVICES - PART 1: AIRBORNE NOISE MEASUREMENT
02-01-2018
1 Scope
2 Normative references
3 Terms and definitions
4 Limitations of measurement
5 Design and performance requirements for
test plenum
6 Installation
7 Operation of air-moving device
8 Measurement procedures
9 Measurement uncertainty
10 Information to be recorded
11 Information to be reported
Annex A (normative) - Micro-fans p-q curve measurement
method
Annex B (informative) - Effects of air density
Annex C (informative) - Data formats for presentation
Annex D (informative) - Air-moving device acoustical
noise specification
Annex E (informative) - Guidance on the development
of information on measurement uncertainty
Bibliography
Defines methods for measuring the airborne noise emitted by small air-moving devices (AMDs), such as those used for cooling electronic, electrical, and mechanical equipment where the sound power level of the AMD is of interest.
| Committee |
TC 26
|
| DevelopmentNote |
Together with ECMA 275-2, it supersedes ECMA 275. (12/2017)
|
| DocumentType |
Standard
|
| PublisherName |
European Computer Manufacturers Association
|
| Status |
Current
|
| 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 10302-1:2011 | Acoustics — Measurement of airborne noise emitted and structure-borne vibration induced by small air-moving devices — Part 1: Airborne noise measurement |
| ISO 3741:2010 | Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Precision methods for reverberation test rooms |
| ISO 3745:2012 | Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Precision methods for anechoic rooms and hemi-anechoic rooms |
| ISO 7779:2010 | Acoustics Measurement of airborne noise emitted by information technology and telecommunications equipment |
| ISO/IEC Guide 98-3:2008 | Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995) |
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