Instruction Manual
Negative Pressure Unit green dec G 700
Version 3
Page 33
10. Sound level measurements
Status
: Outdoor area
Fan
performance
A1
A2 A3 A4 A5 B1 B2 B3 B4 B5
C1
D1
C2
D2
C3
D3
C4
D4
C5
D5
30
%
67 65 64 61 60 67 65 63 61 60 64 63 61 60 60
40
%
68 67 64 63 63 69 65 64 62 61 67 67 66 65 63
50
%
69 68 67 66 64 71 70 68 66 63 68 67 66 65 64
70
%
74 72 70 68 66 77 75 75 74 73 75 72 72 70 68
100
%
74 72 71 69 68 81 77 76 75 73 75 72 72 70 68
value in dB (A)