ARI 300-2009

ARI 300-2009 Sound Rating and Sound Transmission Loss of Packaged Terminal Equipment

standard by Air-Conditioning, Heating, and Refrigeration Institute (formerly ARI), 2009

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Full Description

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.