Product data

APPLICATION DATA (cont)
17. Sound data
CONDENSING UNIT SOUND RATINGS
UNIT SOUND RATING (Decibels) FREE FIELD dBA*
538C009 65 55.7
538C012 65 55.7
538A018 70 59.9
538A024 68 57.9
538A030 68 57.9
538A036 68 57.9
538A048 72 61.9
538A060 72 61.9
LEGEND
dBA — Decibels on the A Scale
*Free field is a rating with no reflective surfaces near the unit. Data
sound pressure is measured at 1 m from the unit. See Sound Power
Data Octave Bands table for more information.
NOTE: Units rated in accordance with ARI (Air Conditioning & Refrig-
eration Institute) Standard 270.
ONE DIFFUSER CLOSED
TWO DIFFUSERS CLOSED
Static Capability and Design Considerations, 619F Cassette Systems
47