Handbook HELLA 202108

83/103 | HELLA
HELLA-4-500-B-0-0-AN + PB-HELLA-4-500
Pressure drop & A-weighted sound power level in dB(A)
100 200 300 m³/h
50 75 l/s
10
20
30
Pa
25
30
35
40
45
HELLA-4-700-B-0-0-AN + PB-HELLA-4-700
Pressure drop & A-weighted sound power level in dB(A)
200 300 400
m³/h
40 60 80 100 l/s
4
8
12
16
20
Pa
25
30
35
40
45
HELLA-4-500-B-0-0-AN + PB-HELLA-4-500
Throw length (terminal velocity 0.2 m/s)
100 200 300 m³/h
6
12
m
Horizontal
HELLA-4-700-B-0-0-AN + PB-HELLA-4-700
Throw length (terminal velocity 0.2 m/s)
200 300 400
m³/h
5
10
m
Horizontal