Chigo CCB-18HVR4 - Sound Levels

R3250Hz Universal Outdoor Series Technical Manual
120
GD Chigo Heating & Ventilation Equipment Co., Ltd.
7.Sound Levels
18kBtu/h-60kBtu/h
1 m
1.2 m
Front sideRear side
Microphone
1 m
(body height +1 )/2 m
Microphone
Model Power level dB(A) Pressure level
COU-18HDR4 63 52
COU-24HDR4
67
54
COU-36HDR4-A
68
55
COU-36HZDR4 68 55
COU-48HZDR4 70 58
COU-55HZDR4
70
58
Note: Sound level is measured at a point 1 m in front of the unit, at a height of (Unit body height +1)/2 m.