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Full Load Sound Level - Mitsubishi Electric CLIMAVENETA NECS-ME Series Technical Bulletin

Condenserless chiller
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7 FULL LOAD SOUND LEVEL

SIZE
63
125
0152
74
72
0182
75
73
0202
75
73
0252
75
73
76
74
0262
0302
76
74
77
75
0352
0412
77
75
78
76
0452
0512
78
76
79
77
0552
0612
79
77
75
77
0604
0704
76
78
77
79
0804
0904
78
80
1004
79
81
1104
80
82
1204
80
82
1404
80
82
1604
80
82
Working conditions
Plant (side) cooling exchanger water (in/out) 12/7 °C
Condensation temperature 47 °C
Sound power on the basis of measurements made in compliance with ISO 9614 and Eurovent 8/1 for Eurovent certified units;
in compliance with ISO 3744 for non-certified units
Such certification refers specifically to the sound Power Level in dB(A). This is therefore the only acoustic data to be considered as binding.
SIZE
63
125
0152
43
41
0182
44
42
0202
44
42
0252
44
42
45
43
0262
0302
44
42
45
43
0352
0412
45
43
46
44
0452
0512
46
44
47
45
0552
0612
47
45
43
45
0604
0704
44
46
45
47
0804
0904
46
48
1004
47
49
1104
48
50
1204
48
50
1404
48
50
1604
48
50
Working conditions
Plant (side) cooling exchanger water (in/out) 12/7 °C
Condensation temperature 47 °C
Average sound pressure level, at 10 (m.) distance, unit in a free field on a reflective surface; non-binding value obtained
from the sound power level
ELCADOC - Ver. 1.0.0.1
SOUND POWER
Octave band [Hz]
250
500
1000
2000
Sound power level dB(A)
69
70
70
63
70
71
71
64
70
71
71
64
70
71
71
64
71
72
72
65
75
74
70
68
76
75
71
69
76
75
71
69
77
76
72
70
77
76
72
70
78
77
73
71
78
77
73
71
81
80
82
80
82
81
83
81
83
82
84
82
84
83
85
83
85
84
86
84
86
85
87
85
86
85
87
85
86
85
87
85
86
85
87
85
SOUND PRESSURE LEVEL
Octave band [Hz] at 10 m
250
500
1000
2000
Sound pressure level dB(A)
38
39
39
32
39
40
40
33
39
40
40
33
39
40
40
33
40
41
41
34
43
42
38
36
44
43
39
37
44
43
39
37
45
44
40
38
45
44
40
38
46
45
41
39
46
45
41
39
49
48
50
48
50
49
51
49
51
50
52
50
52
51
53
51
53
52
54
52
54
53
55
53
54
53
55
53
54
53
55
53
54
53
55
53
NECS-ME
B
Total sound
level
4000
8000
Standard unit
59
53
73
60
54
74
60
54
74
60
54
74
61
55
75
64
53
76
65
54
77
65
54
77
66
55
78
66
55
78
67
56
79
67
56
79
74
68
86
75
69
87
76
70
88
77
71
89
78
72
90
79
73
91
79
73
91
79
73
91
79
73
91
Total sound
level
4000
8000
Standard unit
28
22
42
29
23
43
29
23
43
29
23
43
30
24
44
32
21
44
33
22
45
33
22
45
34
23
46
34
23
46
35
24
47
35
24
47
42
36
54
43
37
55
44
38
56
45
39
57
46
40
58
47
41
59
47
41
59
47
41
59
47
41
59
NECS-ME_0152_1604_201004_GB
Total sound
level
With insulation
cover
69
70
70
70
71
72
73
73
74
74
75
75
76
77
78
79
80
81
81
81
81
Ref.: R410A

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