Handbook HELLA 202108

84/103 | HELLA
HELLA-4-800-B-0-0-AN + PB-HELLA-4-800
Pressure drop & A-weighted sound power level in dB(A)
200 300 400 500
m³/h
60 80 100 120 l/s
4
8
12
16
20
Pa
25
30
35
40
45
HELLA-4-900-B-0-0-AN + PB-HELLA-4-900
Pressure drop & A-weighted sound power level in dB(A)
300 400 500 600
m³/h
80 100 120 140 160 l/s
5
10
15
20
Pa
25
30
35
40
45
HELLA-4-800-B-0-0-AN + PB-HELLA-4-800
Throw length (terminal velocity 0.2 m/s)
200 300 400 500
m³/h
5
10
m
Horizontal
HELLA-4-900-B-0-0-AN + PB-HELLA-4-900
Throw length (terminal velocity 0.2 m/s)
300 400 500 600
m³/h
8
12
m
Horizontal