Project No.EN 21680-2:1991
TitleDefinition of a measurement method for rotating electrical machines operating under steady noise conditions, the result of which can be expressed in sound power levels so that all machines tested using this code can be directly compared.
Registration number (WIID)9731
ScopeDefinition of a measurement method for rotating electrical machines operating under steady noise conditions, the result of which can be expressed in sound power levels so that all machines tested using this code can be directly compared.
StatusAtcelts
ICS group17.140.20
29.160.01