HIGH STATIC | 71
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
0.24
1000 1744
41
49
51
55
57
50
47
42
M
960 1614
40
48
49
53
56
49
45
40
L
920 1482
38
46
48
52
52
45
41
34
CASING RADIATED
H
1000 1744
36
46
50
51
50
46
42
36
M
960 1614
34
44
48
49
48
45
40
34
L
920 1482
33
43
46
47
44
42
37
28
DUCTED DISCHARGE
H
1000 1744
52
49
54
60
61
56
55
52
M
960 1614
50
47
52
58
59
54
53
50
L
920 1482
44
45
51
55
56
51
48
42
ARNU483M3A4
RETURN OPENING
H
0.24
920 1482
38
46
48
52
52
45
41
34
M
840 1191
39
44
46
50
50
43
38
30
L
790
918
37
43
44
48
48
41
37
28
CASING RADIATED
H
920 1482
33
43
46
47
44
42
37
28
M
840 1191
36
38
43
45
42
39
33
23
L
790
918
35
37
42
44
41
38
32
22
DUCTED DISCHARGE
H
920 1482
44
45
51
55
56
51
48
42
M
840 1191
39
42
49
53
54
48
45
38
L
790
918
37
41
47
51
52
46
43
36
ARNU423M3A4
RETURN OPENING
H
0.24
910 1449
38
47
49
53
53
46
42
35
M
840 1191
39
44
46
50
50
43
38
30
L
790
918
37
43
44
48
48
41
37
28
CASING RADIATED
H
910 1449
34
43
46
47
45
42
37
28
M
840 1191
36
38
43
45
42
39
33
23
L
790
918
35
37
42
44
41
38
32
22
DUCTED DISCHARGE
H
910 1449
45
46
52
56
57
52
49
43
M
840 1191
39
42
49
53
54
48
45
38
L
790
918
37
41
47
51
52
46
43
36
ARNU363M3A4
RETURN OPENING
H
0.24
910 1449
38
47
49
53
53
46
42
35
M
840 1191
39
44
46
50
50
43
38
30
L
790
918
37
43
44
48
48
41
37
28
CASING RADIATED
H
910 1449
34
43
46
47
45
42
37
28
M
840 1191
36
38
43
45
42
39
33
23
L
790
918
35
37
42
44
41
38
32
22
DUCTED DISCHARGE
H
910 1449
45
46
52
56
57
52
49
43
M
840 1191
39
42
49
53
54
48
45
38
L
790
918
37
41
47
51
52
46
43
36
ARNU283M3A4
RETURN OPENING
H
0.24
850 1250
36
45
47
50
51
44
40
33
M
810 1017
38
43
45
49
49
42
37
29
L
770
837
37
42
43
48
47
41
36
28
CASING RADIATED
H
850 1250
32
41
44
45
43
40
35
26
M
810 1017
35
38
42
45
41
38
32
23
L
770
837
34
36
41
43
40
37
31
22
DUCTED DISCHARGE
H
850 1250
42
43
49
54
54
49
46
40
M
810 1017
38
41
48
52
52
47
44
37
L
770
837
37
40
46
50
51
45
42
35