Anticipated Noise Levels; Installation - Wilo Atmos GIGA-I Einbau- Und Betriebsanleitung

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Fig. 5: View Atmos GIGA-B
6.1

Anticipated noise levels

52
Version Atmos GIGA-B
Spiral housing pump with dimensions in accordance with DIN EN 733.
Pump with cast feet on the pump housing. From 5.5 kW motor power: Motors with cast or
screwed-on feet.
Installation on a foundation base is recommended for rated powers of 5.5 kW and higher.
Motor power Measuring surface sound-pressure level Lp, A [dB(A)]
[kW]
2900 rpm
Atmos
GIGA-I/-D/-
B
(-D in indi-
vidual opera-
tion)
0.25 –
0.37 –
0.55 57
0.75 60
1.1 60
1.5 64
2.2 64
3 66
4 68
5.5 71
7.5 71
11 72
15 72
18.5 72
22 77
30 77
37 77
45 72
55 77
75 77
90 77
110 79
132 79
160 79
200 79
250 85
1)
Spatial mean value of sound-pressure levels on a square measuring surface at a distance
of 1 m from the surface of the motor.
Table 3: Anticipated noise levels (50 Hz)
Installation and operating instructions • Wilo-Atmos GIGA-I/-D/-B • Ed.01/2023-06
1450 rpm
Atmos Atmos
GIGA-D GIGA-I/-D/-
B
(-D in parallel
operation) (-D in indi-
vidual opera-
tion)
– 45
– 45
60 45
63 51
63 51
67 55
67 60
69 55
71 57
74 63
74 63
75 65
75 65
75 70
80 66
80 69
80 70
- 72
- 74
- 74
- 72
- 72
- 72
- 74
- 75
- -
1)
950 rpm
Atmos Atmos
GIGA-D GIGA-I
(-D in parallel
operation)
48 –
48 -
48 -
54 -
54 -
58 -
63 -
58 -
60 -
66 -
66 65
68 65
68 -
73 -
69 -
72 -
73 -
75 -
77 -
- -
- -
- -
- -
- -
- -
- -