R410A50Hz Universal Outdoor Series Technical Manual 4 -way Cassette Indoor Unit
22
GD Chigo Heating & Ventilation Equipment Co., Ltd.
8.Sound Levels
8.1 CCB-18HR1
0
1400
800
600
Indoor
nois
e dB(
A)
3
Air volume(m
/h)
dB(A)
50
45
40
35
25
20
15
10
5
200
400
1000 1200
CCB-18HR1
55
60
1600 1800 2000 2200
8.2 CCA-18HR1
0
1400
800
600
Indo
or n
oi
se
d
B
(A
)
3
Air volume(m
/h)
dB(A)
50
45
40
35
25
20
15
10
5
200
400
1000 1200
CCA-18HR1
55
60
1600 1800 2000 2200