AHRI - 260 I-P
Sound Rating of Ducted Air Moving and Conditioning Equipment
Organization: | AHRI |
Publication Date: | 1 January 2017 |
Status: | active |
Page Count: | 29 |
scope:
This standard applies to Ducted Equipment containing fans and specifies methods for determining the sound power ratings, using sound data for rating the various product Sound Components across the operating range. Mapped Sound Ratings reported are octave-band Sound Power Levels from 63 Hz to 8,000 Hz. In addition to the stated octave band Mapped Sound Ratings, this standard can additionally be used to provide one-third octave band Mapped Sound Ratings from 50 to 10,000 Hz. 2.2
Exclusions.
This standard does not apply to the following AHRI classes of equipment:
Outdoor heat rejection sections of equipment addressed in AHRI Standard 270 and AHRI Standard 370
Non-ducted equipment addressed in AHRI Standard 300 and AHRI Standard 350
Terminal equipment addressed in AHRI Standard 880 (I-P)
Ductless fan coil units addressed in ANSI/AHRI Standard 440
Active chilled beams addressed in AHRI Standard 1240 (I-P).