Wilo SiBoost Smart Série Notice De Montage Et De Mise En Service page 80

In the following overview, pumps of the standard
series Helix EXCEL up to a maximum motor power
1 pump
2 pumps
3 pumps
4 pumps
(**) Values for 60 Hz (variable speed) with tolerance of +3 dB(A)
Lpa = workplace-related emission level in dB(A)
The following overview takes into account stand-
ard series MVISE pumps:
1 pump
2 pumps
3 pumps
4 pumps
(**) Values for 50 Hz (variable speed) with tolerance of +3 dB(A)
Lpa = workplace-related emission level in dB(A)
The actual rated power of the delivered pumps can
be seen on the rating plate on the motor.
For motor powers not listed here and/or other
pump series, see the individual pump noise value
from the installation and operating instructions
Calculation
Single pump
2 pumps, total
3 pumps, total
4 pumps, total
Overall noise level =
Example (pressure-boosting system with 4 pumps)
Single pump
4 pumps, total
Overall noise level =
WARNING! Health hazard!
In the event of sound-pressure levels of above
80 dB(A), the operating personnel and persons
Installation and operating instructions Wilo-SiBoost Smart (FC) ... Helix V/... Helix VE/... Helix EXCEL
1.1 2.2
70 70
73 73
75 75
76 76
206 210
48 50
51 53
53 55
54 56
....
+3
+4.5
+6
....
74
+6
80...83
of 7.5 kW are taken into account with frequency
converters:
Rated power (kW)
3.2 4.2
71 71
74 74
76 76
77 77
MVISE pump
404 406
50 50
53 53
55 55
56 56
for the pumps or from the catalogue information
on the pumps. With the following procedure, it is
possible to approximate the overall noise level of
the complete system using the noise value for a
single pump of the type supplied.
who are nearby must wear suitable hearing
protection!
5.5 6.5
72 72
75 75
77 77
78 78
410 803
53 53
56 56
58 58
59 59
dB(A)
dB(A) (tolerance +0.5)
dB(A) (tolerance +1)
dB(A) (tolerance +1.5)
dB(A)
dB(A)
dB(A) (tolerance +3)
dB(A)
English
7.5
72
75
77
78
806
55
58
60
61
15