Anticipated Noise Levels - Wilo CronoLine-IL Notice De Montage Et De Mise En Service

English
Fig. 38: View of BL
6.2

Anticipated noise levels

38
Version BL:
Spiral housing pump with flange dimensions in accordance with
DIN EN 733 (Fig. 38). Depending on the construction:
Up to 4 kW motor power: Pedestal screwed onto the pump or cast
feet on the pump housing.
From 5.5 kW motor power: Motors with cast or screwed on feet. Ver-
sion in design B: With cast feet on the pump housing.
Motor power
P [kW]
N
37
45
55
75
90
110
132
160
200
250
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 2: Anticipated noise levels
Sound-pressure level Lp (A)
1)
[dB(A)]
2900 rpm 1450 rpm
IL, BL IL, BL
77 70
72 72
77 74
77 74
77 72
79 72
79 72
79 74
79 77
85 -
WILO SE 08/2016