Nombre | apoyo | Revisión | Disponibilidad | Fecha de emisión | Precio | ||
---|---|---|---|---|---|---|---|
PDF |
Inglés |
Vigente |
1/1/2009 |
21,00 € |
|
Detalles
This standard establishes a method of sound rating both the indoor and outdoor portions of packaged terminal equipment in terms of octave band sound power levels, tone adjusted A-weighted sound power rating levels, and A-weighted sound power levels. Additionally, this standard establishes a method for determining single number sound transmission loss ratings for packaged terminal equipment.
Información adicional
Autor | Air-Conditioning, Heating and Refrigeration Institute (AHRI) |
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Publicado por | AHRI |
Tipo de Documento | Norma |
Tema | /subgroups/132 |
Número de páginas | 9 |
Reemplaza | AHRI 300-2008,AHRI 300-00,AHRI 300-88 |
Palabra clave | AHRI 300-2009 |
ANSI Approved |