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Handbook HELLA 202108

ManualsBrandsSystemair ManualsAir Distribution ProductsHELLA-1-1200-B-0-0-AN - Lin. 1-slot diffuser, AL surface, black defl., no reg
51525354555657585960
53/103 | HELLA
HELLA-4-900-B-R-0-AN + PB-HELLA-4-900-I1
Pressure drop & A-weighted sound power level in dB(A)
100 200 300 400 500
m³/h
40 60 80 100 120 l/s
10
20
30
Pa
25 dB(A)
30 dB(A)
35 dB(A)
40 dB(A)
0 %
45 dB(A)
25 %
50 %
75 %
100 %
HELLA-4-1000-B-R-0-AN + PB-HELLA-4-1000-I1
Pressure drop & A-weighted sound power level in dB(A)
100 200 300 400 500
m³/h
40 60 80 100 120 l/s
10
20
30
Pa
25 dB(A)
30 dB(A)
35 dB(A)
40 dB(A)
45 dB(A)
0 %
25 %
50 %
75 %
100 %
HELLA-4-900-B-R-0-AN + PB-HELLA-4-900-I1
Throw length (terminal velocity 0.2 m/s)
100 200 300 400 500
m³/h
4
8
12
m
Horizontal
HELLA-4-1000-B-R-0-AN + PB-HELLA-4-1000-I1
Throw length (terminal velocity 0.2 m/s)
100 200 300 400 500
m³/h
4
8
m
Horizontal