Noise Level Charts - Haier AU55NFIAIA Service Manual

Noise level curve for model AU55NFIAIA
1. The data are based on the following conditions：
(1) The data are measured in half- elimination laboratory；
(2) The running frequency of outdoor unit is 90Hz.
(3) Working mode: cooling
(4) Indoor temperature: 27℃DB,19℃WB;
Outdoor temperature: 35℃DB,24℃WB
Power supply: 380VAC，３Ｎ, 50Hz
（5）Noise level in dB（A）
fan speed
(6) Sound sensor(mike) quantity: 3
Measure positions are as below,and the height of 3 mikes is equal to
half of the sum of outdoor unit height and1000mm.
Note: The noise levels measured in the field are usually higher than
the data because of reflection.
Commercial Air Conditioner
Outdoor
H
M
L
Top view
1000
Side view from air outlet
- 85 -
Noise level( dB（A）)
58
/
/
1000
Model: AU55NFIAIA