McQuay MFU-C Product Manual page 11

SOUND LEVEL
4 PIPES
Model Speed
63Hz
Hing 50.3
412C Medium 48.9
Low 46.9
Hing 51.5
420C Medium 48.7
Low 45.7
Hing 50.7
425C Medium 46.2
Low 45.0
Hing 56.5
435C
Medium 52.9
Low 48.7
Hing 54.7
450C Medium 48.7
Low 48.1
Hing 60.4
460C Medium 56.1
Low 53.2
Hing 19.2
480C Medium 18.6
Low 14.8
Hing 19.6
490C Medium 18.9
Low 16.8
Sound pressure level and NR are measured to a room of 100m³ volume and 0.5 sec. reverberation time (e.g.
office/conference room with carpet on the floor).
CHILLED WATER FAN COILS – McQuay
1/1 Octave Sound pressure level
125 Hz 250 Hz 500 Hz
50.3 48.8 43.9
48.9 46.7 41.7
46.9 44.2 38.9
51.5 51.9 48.8
48.7 47.8 44.5
45.7 43.7 39.4
50.7 .51.1 48.0
46.2 45.3 42.0
45.0 43.0 38.7
56.5 57.3 52.8
52.9 53.7 49.5
48.7 49.0 45.2
54.7 55.6 53.2
48.7 48.1 45.9
48.1 41.9 37.8
60.4 60.5 58.2
56.1 55.4 53.3
53.2 49.5 47.6
27.6 41.6 44.8
24.5 37.9 41.7
19.6 32.3 35.6
28.8 43.4 45.7
26.9 40.7 43.6
24.5 37.7 40.9
1K Hz 2K Hz 4K Hz
39.2 34.3 27.2
36.6 30.2 23.6
32.6 25.6 20.3
44.6 38.8 31.0
38.7 30.9 23.5
32.6 24.4 19.7
43.8 38.0 30.2
36.2 28.4 21.0
31.9 23.7 19.0
49.5 44.8 38.4
45.5 40.2 33.0
40.2 33.6 25.7
50.8 45.0 38.7
41.4 34.0 26.4
30.4 22.0 19.8
57.1 52.2 47.2
51.8 46.4 40.7
44.6 38.1 31.8
46.2 45.1 39.0
42.2 40.7 34.1
35.6 32.9 25.3
47.7 46.8 40.8
45.3 44.1 37.8
41.9 40.3 33.5
3+1 ROWS
Lw{dB(A)} Lp{dB(A)}
8K Hz
23.4 46.0 38.0
22.5 43.5 35.5
22.2 40.5 32.5
26.0 50.0 42.0
24.5 45.0 37.0
23.2 40.5 37.0
25.2 49.0 41.0
22.0 43.0 34.5
22.5 39.5 31.5
32.1 55.0 47.0
27.3 51.5 43.0
24.1 46.0 38.0
31.2 55.5 47.0
23.8 47.0 39.0
23.4 39.0 31.0
40.5 61.0 53.0
33.7 56.0 48.0
26.8 49.0 41.5
33.9 59.2 51.1
28.3 55.2 47.2
18.9 45.7 40.6
35.4 61.0 52.6
31.8 58.1 50.1
27.1 55.0 46.8
NR
33.0
30.0
27.0
38.0
33.0
33.0
37.0
31.0
27.0
42.0
38.0
34.0
43.0
35.0
26.0
51.0
44.0
38.0
46.0
42.0
36.0
47.0
45.0
42.0
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