Smartcool™ 6 - 200kw precision air conditioning, Technical data sd chch units, Te ch ni ca l ch ch sd – Airedale SmartCool 11-233kW User Manual
Page 174: Frequency (hz) db, Sound data
Technical Data SD CHCH Units
Sound Data
SmartCool™ 6 - 200kW
Precision Air Conditioning
174
SmartCool 6 - 200kW Chilled Water Technical Manual 7674716 V1.1.0_04_2014
Te
ch
ni
ca
l
CH
CH
SD
Overall
dB(A)
Frequency (Hz) dB
Sound Measurement
63
125
250
500
1000
2000
4000
8000
SD18D085-CHCH-0
Discharge Air
61.8
64.9
75.9
62.7
54.9
48.7
46.2
38.7
31.1
Return Air
57.1
63.2
70.2
58.1
51.5
45.6
46.0
38.4
30.9
Case Breakout
63.2
70.4
75.2
65.5
59.2
52.8
49.3
45.3
36.7
Sound Pressure @ 3m
48.6
55.9
60.6
51.0
44.7
38.3
34.8
30.8
22.1
SD22D105-CHCH-0
Discharge Air
65.8
69.0
79.9
66.6
58.7
52.8
50.5
43.1
35.3
Return Air
61.1
67.2
74.1
62.0
55.3
49.7
50.3
42.8
35.1
Case Breakout
67.1
74.5
79.1
69.5
63.0
56.9
53.7
49.7
40.9
Sound Pressure @ 3m
52.6
60.0
64.6
54.9
48.4
42.4
39.1
35.1
26.4
SD25D135-CHCH-0
Discharge Air
64.8
67.9
78.9
65.7
57.9
51.7
49.2
41.7
34.1
Return Air
60.1
66.1
73.2
61.0
54.5
48.6
49.0
41.4
33.9
Case Breakout
66.1
73.4
78.2
68.5
62.2
55.8
52.3
48.3
39.7
Sound Pressure @ 3m
51.6
58.9
63.6
54.0
47.6
41.3
37.8
33.8
25.1
SD31D165-CHCH-0
Discharge Air
65.8
68.9
79.9
66.7
58.9
52.7
50.1
42.7
35.0
Return Air
61.1
67.1
74.2
62.0
55.5
49.6
49.9
42.4
34.9
Case Breakout
67.1
74.4
79.2
69.5
63.2
56.8
53.3
49.3
40.7
Sound Pressure @ 3m
52.6
59.9
64.6
54.9
48.6
42.2
38.8
34.7
26.1
SD35D195-CHCH-0
Discharge Air
68.5
71.8
82.6
69.4
61.5
55.6
53.2
45.8
38.0
Return Air
63.9
70.0
76.9
64.8
58.1
52.5
53.0
45.5
37.9
Case Breakout
69.9
77.3
81.9
72.2
65.8
59.7
56.4
52.4
43.7
Sound Pressure @ 3m
55.4
62.8
67.4
57.7
51.2
45.1
41.9
37.9
29.1
(1) dB(A) is the overall sound level, measured on the A scale
(2) All sound data measured at nominal conditions, Discharge Air, Return air and case breakout is sound power.