123
SOUND POWER DATA
42SG FURRED-IN STACK FAN COIL UNIT (CASING RADIATED SOUND PER AHRI 350)
NOTES:
1. Unit Test Configuration: Front Return / Front Supply, 4 Row, 14 FPI
(fins per inch) Coil, 0.0 in. ESP at High Speed, 115 VAC PSC (per-
manent split capacitor) Motor, #1 Return Air Panel, DD Aluminum
Grille.
2. Casing Radiated Testing per AHRI (Air-Conditioning, Heating, and
Refrigeration Institute) 350-2008: 4.2.2.3 Casing radiated with free
inlet, Sound Rating of Ducted Air Moving and Conditioning Equip-
ment.
3. Sound power data is expressed decibels, dB RE: 1 x 10
-12
W
(picowatts).
UNIT
SIZE
RATING
FAN
SPEED
CFM
SOUND POWER LEVEL, L. (dB one reference pico watt) A-
wgt
(dBA)
125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 8000 Hz
03
CASING RADIATED with
#1 Style Return Air Panel and
Double Deflection
Aluminum Grille
H 360 63 53 50 42 34 33 38 51
M 310 59 50 47 38 30 32 38 48
L 280 56 47 45 35 27 32 38 46
04
CASING RADIATED with
#1 Style Return Air Panel and
Double Deflection
Aluminum Grille
H 460 62 56 53 47 39 36 38 54
M 385 59 52 50 44 35 33 38 51
L 290 56 49 47 40 30 32 38 47
06
CASING RADIATED with
#1 Style Return Air Panel and
Double Deflection
Aluminum Grille
H 580 69 58 53 46 41 38 37 56
M 500 65 54 50 43 37 35 36 53
L 400 59 48 46 37 30 31 36 47
08
CASING RADIATED with
#1 Style Return Air Panel and
Double Deflection
Aluminum Grille
H 810 72 62 59 53 49 45 40 61
M 580 65 56 53 47 41 37 36 54
L 430 60 49 47 39 32 31 36 48
10
CASING RADIATED with
#1 Style Return Air Panel and
Double Deflection
Aluminum Grille
H104571 66 63 59 56 53 43 65
M 930 69 63 60 55 53 49 40 62
L 670 62 56 53 46 42 37 37 54
12
CASING RADIATED with
#1 Style Return Air Panel and
Double Deflection
Aluminum Grille
H114571 68 63 60 56 53 43 66
M 950 68 63 61 55 52 48 39 62
L 805 65 59 58 52 48 43 37 59
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