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Technische Regel

ÖVE EN 61063

Issue date: 1996

Acoustics - Measurement of airborne noise emitted by steam turbines and driven machinery

Norm
ISO 3740:1980
Issue date : 1980 04 01
Acoustics — Determination of sound power levels of noise sources — Guidelines for the use of basic standards and for the preparation of noise test codes
Norm
ISO 3744:1981
Issue date : 1981 05 01
Acoustics — Determination of sound power levels of noise sources — Engineering methods for free-field conditions over a reflecting plane
Norm
ISO 3746:1979
Issue date : 1979 04 01
Acoustics — Determination of sound power levels of noise sources — Survey method