HIGH STATIC | 69
Ducted High Static
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DUCTED HIGH STATIC
Acoustic Data
Sound Power Data for M3 Units
Model
Rating
Fan
speed E.S.P
RPM
CFM
Sound power level, Lw (dB one reference picowatt)
63Hz 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz
ARNU543M3A4
RETURN OPENING
H
0.16
940
1705 41
49
49
54
54
47
42
33
M
900
1562 39
47
48
53
52
45
40
32
L
820
1303 36
44
45
50
49
42
37
29
CASING RADIATED
H
940
1705 34
43
47
49
46
43
38
29
M
900
1562 33
41
46
47
45
42
36
27
L
820
1303 30
38
43
45
42
39
33
24
DUCTED DISCHARGE
H
940
1705 43
48
52
58
58
53
49
40
M
900
1562 41
46
51
56
56
51
48
39
L
820
1303 38
43
47
53
53
47
44
35
ARNU483M3A4
RETURN OPENING
H
0.16
830
1336 37
45
45
50
50
43
38
29
M
780
1171
35
43
44
48
48
41
36
27
L
740
1037 39
41
42
47
46
38
32
19
CASING RADIATED
H
830
1336 30
39
43
45
42
39
34
25
M
780
1171
29
37
42
44
41
38
32
23
L
740
1037 42
36
39
41
37
34
29
22
DUCTED DISCHARGE
H
830
1336 38
43
48
53
53
48
45
36
M
780
1171
36
41
46
51
51
46
42
33
L
740
1037 35
39
45
50
49
43
39
28
ARNU423M3A4
RETURN OPENING
H
0.16
810
1269 36
44
45
49
49
42
37
28
M
760
1106
40
42
43
48
47
39
33
20
L
700
891
38
40
41
46
44
37
30
18
CASING RADIATED
H
810
1269 30
38
43
44
42
39
33
24
M
760
1106
43
37
40
42
38
35
29
23
L
700
891
42
36
39
41
37
34
28
22
DUCTED DISCHARGE
H
810
1269 37
42
47
52
53
47
44
35
M
760
1106
35
40
46
51
49
44
40
29
L
700
891
33
38
44
49
47
42
37
26
ARNU363M3A4
RETURN OPENING
H
0.16
810
1269 36
44
45
49
49
42
37
28
M
760
1106
40
42
43
48
47
39
33
20
L
700
854
38
40
41
46
44
37
30
18
CASING RADIATED
H
810
1269 30
38
43
44
42
39
33
24
M
760
1106
43
37
40
42
38
35
29
23
L
700
854
42
36
39
41
37
34
28
22
DUCTED DISCHARGE
H
810
1269 37
42
47
52
53
47
44
35
M
760
1106
35
40
46
51
49
44
40
29
L
700
854
33
38
44
49
47
42
37
26
ARNU283M3A4
RETURN OPENING
H
0.16
790
1203 35
43
44
48
48
41
36
27
M
740
1037 39
41
42
47
46
38
32
19
L
680
817
37
39
40
45
44
36
30
17
CASING RADIATED
H
790
1203 29
37
42
43
41
37
32
23
M
740
1037 42
36
39
41
37
34
29
22
L
680
817
41
35
38
40
36
33
28
21
DUCTED DISCHARGE
H
790
1203 36
42
46
52
52
46
43
34
M
740
1037 35
39
45
50
49
43
39
28
L
680
817
32
37
43
48
46
41
36
25