BBA Pumps BA Series User Manual

BA series pumps
1401 Data
2.3
Correction in dB(A) as a function of the distance from the sound source
Distance (metric) Distance (imperial) Correction
metres feet dB(A)
13.38.0
26.614.0
39.917.5
4 13.2 20.0
5 16.5 22.0
6 19.8 23.5
7 23.1 24.9
8 26.4 26.0
9 29.7 27.1
10 33 28.0
15 49.5 31.5
20 66 34.0
25 82.5 35.9
30 99 37.5
35 115.5 38.9
40 132 40.0
45 148.5 41.0
50 165 42.0
55 181.5 42.8
60 198 43.5
70 231 44.9
80 264 46.0
90 297 47.1
100 330 48.0
110 363 48.8
120 396 49.6
130 429 50.3
140 462 50.9
150 495 51.5
160 528 52.1
170 561 52.6

BBA Pumps BA Series Specifications

General

Brand	BBA Pumps
Model	BA Series
Category	Water Pump
Language	English