NF S31-123

Acoustics. Noise emitted by refrigeration equipments with hermetic and accessible hermetic compressors. Test code for measuring the sound power.

La présente norme fixe les conditions de fonctionnement des équipements frigorifiques munis de compresseurs frigorifiques hermétiques et hermétiques-accessibles de puissance nominale inférieure à 60 kW pour la détermination de la puissance acoustique émise par ces appareils. La norme a essentiellement pour but de permettre l'étiquetage informatif de la puissance acoustique suivant une méthode de référence et de comparer les caractéristiques acoustiques de différents modèles de machines.

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