English
Fig. 38: View of PBS
6.2
Anticipated noise levels
42
Version PBS:
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
SIL, PBS
SIL, PBS
77
70
72
72
77
74
77
74
77
72
79
72
79
72
79
74
79
77
85
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Salmson 11/2017