Specifications

APPLICATION DATA (cont)
17. Sound data
OUTDOOR UNIT SOUND RATINGS
UNIT
SOUND RATING
(Decibels)
FREE FIELD
dBA*
588D009 65 55.7
538D012 65 55.7
538D018,
538B018
68 57.7
538D024,
538B024
68 57.7
538B030 68 57.7
538B036 68/74† 57.7/61.7†
538B048 76 65.7
538B060 72 63.7
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.
†Single phase/3 phase.
NOTE: Units rated in accordance with ARI (Air Conditioning & Refrig-
eration Institute) Standard 270.
SOUND POWER DATA OCTAVE BANDS — A WEIGHTED
UNITS FAN SPEED
OCTAVE BAND DATA (dBA)
125 250 500 1000 2000 4000 8000
538D009 All 50.3 56.4 57.8 60.8 55.8 49.9 42.9
538D012 All 50.8 56.2 60.7 58.7 54.9 50.1 43.2
538D018, 538B018 All 51.0 57.0 62.0 62.5 62.0 56.5 47.5
538D024, 538B024 All 54.5 59.0 61.5 62.0 60.5 54.5 49.5
538B030 All 55.0 56.5 61.0 63.0 58.5 53.5 43.0
538B036 (Single-Phase) All 57.0 61.0 61.0 62.5 59.0 55.5 51.0
538B036 (3-Phase) All 67.0 66.0 67.0 67.0 64.5 62.5 52.0
538B048 All 60.5 68.5 68.0 68.5 67.0 62.5 54.0
538B060 All 62.5 67.5 71.0 68.0 67.0 63.5 54.5
619E009
High 38.2 41.1 46.2 47.9 43.0 33.6 31.2
Medium 31.7 39.8 45.0 45.3 42.0 36.8 36.8
Low 29.2 38.4 43.9 41.9 38.6 28.1 31.2
619E012
High 35.1 43.8 50.3 51.1 46.4 38.0 31.2
Medium 31.7 43.3 46.3 48.6 42.9 34.2 31.2
Low 29.1 42.2 42.9 45.6 39.1 30.3 31.2
619E018
High 37.0 44.4 49.3 50.4 43.4 35.6 31.9
Medium 39.8 46.9 52.2 53.7 47.4 40.1 32.7
Low 43.2 49.1 54.0 56.0 50.7 44.0 34.0
619E024
High 43.8 51.5 58.5 58.8 53.5 46.2 36.0
Medium 41.4 49.5 56.5 56.2 50.4 42.5 36.0
Low 38.9 47.3 54.4 53.7 47.4 39.0 36.0
619C018
High 38.1 50.0 52.6 54.7 49.0 41.5 31.8
Medium 36.4 47.7 50.7 52.3 46.3 37.4 29.5
Low 35.1 46.2 49.3 50.5 43.5 34.3 29.0
619C024
High 42.8 51.8 54.0 56.7 52.2 45.9 36.6
Medium 41.3 50.8 53.3 55.6 51.3 45.3 35.2
Low 40.9 50.3 52.6 54.7 50.7 45.1 35.8
619C036
High 50.2 61.0 60.5 65.0 61.7 58.9 51.5
Medium 47.9 58.6 58.3 62.8 59.1 56.6 48.1
Low 46.2 55.6 56.2 59.9 56.3 53.6 43.0
619C048
High 48.7 60.8 60.4 64.0 60.3 57.3 47.7
Medium 47.8 59.2 59.4 63.1 59.2 56.2 46.6
Low ———————
619C060
High 52.5 63.6 63.7 67.0 63.3 59.0 50.0
Medium 51.2 61.5 61.9 66.4 60.8 56.6 47.0
Low 49.5 59.1 60.0 63.1 58.3 53.6 43.8
619F024
High 32.1 45.0 51.2 54.1 46.5 45.0 36.5
Medium — — — ————
Low ———————
619F036
High 45.0 45.8 50.9 51.8 47.4 38.8 32.9
Medium 35.5 40.2 46.1 45.2 39.0 29.9 28.7
Low 31.2 37.8 40.3 37.0 26.5 24.5 27.3
619F048
High 40.2 45.8 54.8 56.0 51.5 47.7 39.8
Medium 45.0 47.1 51.0 50.5 45.2 40.3 39.8
Low ———————
LEGEND
ARI — Air Conditioning & Refrigeration Institute
dBA — Decibels on the A scale
NOTES:
1. Outdoor sound levels are tone corrected values taken in accordance
with ARI Sound Standard 270.
2. Indoor sound levels are tone corrected values taken in accordance
with ARI Sound Standard 350.
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