Technical Guide
505428-YTG-R-1114
Johnson Controls Unitary Products 73
Sound Performance
Outdoor Sound Power Levels (dB), 60 Hz
Size
(Tons)
Model
Sound
Rating
1
Octave Bands (Hz)
63 125 250 500 1000 2000 4000 8000
090
(7.5)
PC090 89 88 90 89 87 84 81 77 72
YC090 89 88 89 89 87 84 81 78 73
120
(10.0)
PC120 89 88 90 89 87 84 81 77 72
YC120 90 91 87 90 88 85 80 76 70
YD120 90 92 89 91 88 85 80 77 71
150
(12.5)
YC150 91 96 88 90 89 86 82 77 71
YD150 91 92 92 92 89 86 81 78 73
180
(15.0)
PC180 93 93 96 93 90 89 84 77 71
PD180 93 93 96 93 90 89 84 77 71
YC180 89 88 90 89 87 84 81 77 72
YD180 89 88 90 89 87 84 81 77 72
240
(20.0)
PC240 93 93 96 93 90 89 84 77 71
PD240 93 93 96 93 90 89 84 77 71
YC240 93 93 96 93 90 89 84 77 71
YD240 93 93 96 93 90 89 84 77 71
300
(25.0)
YC300 93 93 96 93 90 89 84 77 71
1
Rated in accordance with AHRI 270 Standard.