Grundfos CR Serie Manual Del Usuario página 23

Fig. D
Airborne noise emitted by pumps with motors fitted by Grundfos
50 Hz
Motor
L
[kW]
pA
[dB(A)]
0.37 50
0.55 50
0.75 50
1.1 52
1.5 54
2.2 54
3.0 55
4.0 62
5.5 60
7.5 60
11 60
15 60
18.5 60
22 66
30 71
37 71
45 71
55 71
75 73
Fig. E
tm
(°C)
190
180
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
60 Hz
L
pA
[dB(A)]
55
53
54
57
59
59
60
66
65
65
65
65
65
70
75
75
75
75
77
Hv
(m)
126
100
79
62
45
40
35
30
25
20
15
12
10
8,0
6,0
5,0
4,0
3,0
2,0
1,5
1,0
0,8
0,6
0,4
0,3
0,2
0,1
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