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Normas DIN – AENOR
DIN EN 21680-1:1991-11

DIN EN 21680-1:1991-11

Acoustics; test code for the measurement of airborne noise emitted by rotating electrical machinery; part 1: engineering method for free-field conditions over a reflecting plane (ISO 1680-1:1986); german version EN 21680-1:1991

Acoustique; code d'essai pour le mesurage du bruit aérien émis par les machines toumantes; partie 1: méthode d'expertise pour les conditions de champ libre au-dessus d'un plan réfléchissant (ISO 1680-1:1986); version allemande EN 21680-1:1991

Akustik; Verfahren zur Messung der Luftschallemission von umlaufenden elektrischen Maschinen; Teil 1: Verfahren der Genauigkeitsklasse 2 für Freifeldbedingungen über einer reflektierenden Ebene (ISO 1680-1:1986); Deutsche Fassung EN 21680-1:1991

Fecha Anulación:
2010-02 /Withdrawn
Equivalencias internacionales:

EN 21680-1 (1991-10)

ISO 1680-1 (1986-06)

Relación con otras normas DIN:

Reemplazada por: DIN EN ISO 1680:2000-02

Resumen:
Determination of airborne noise emitted by rotating electrical machines, determination of sound power level using the enveloping surface method ("free field"-method) for prescribed measuring conditions.
Ermittlung der Geräuschemission von rotierenden elektrischen Maschinen durch Bestimmung des Schalleistungspegels nach dem Hüllflächen-Verfahren für festgelegte Meßbedingungen.
Keywords:
Absorption, Acoustic measurement, Acoustic testing, Acoustics, Airborne noise, Airborne noise emitted, Calibration, Determination, Ear protectors, Electric machines, Emission, Emission measurement, Enveloping surface methods, Environment, External noise, Filters, Frequencies, Generators, Information, Installations, Interpretations, Layout, Log sheets, Machine noise, Machines, Measurement, Measurement conditions, Measuring environment, Measuring instruments, Measuring objects, Measuring sites, Measuring surfaces, Measuring systems, Mechanical engineering, Microphones, Motors, Noise, Noise emissions, Noise (environmental), Noise measurement, Operation, Position, Precision, Reverberation time, Rooms, Rotating electric machines, Sound intensity, Sound level, Sound pressure, Sound pressure level, Test certificates, Test report, Testing, Testing conditions, Tests, Winds
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