Airwell AIRFLOW2020, Installation & Operation Manual, Page: 102 / 140

32
7 - START-UP
AIRFLOW TABLES
circular tube
Ø mm
airflow
m
3
/h
speed medium
m/s
160 270 3,73
200 270 2,39
250 270 1,53
square tube
( L x H)
airflow
m
3
/h
speed medium
m/s
140 140 270 2,83
180 180 270 1,71
220 220 270 1,15
rectangular tube
(LxH)
airflow
m
3
/h
speed medium
m/s
250 80 270 3,75
300 100 270 2,50
400 120 270 1,56
Nominal air flow rate
circular tube
Ø mm
airflow
m
3
/h
speed medium
m/s
160 125 1,73
200 125 1,11
250 125 0,71
square tube
( L x H)
airflow
m
3
/h
speed medium
m/s
140 140 125 1,77
180 180 125 1,07
220 220 125 0,72
rectangular tube
(LxH)
airflow
m
3
/h
speed medium
m/s
250 80 125 1,74
300 100 125 1,16
400 120 125 0,72
Airflows measured on the external inlets/outlets.
Example of conduits:
Minimun flow
circular tube
Ø mm
airflow
m
3
/h
speed medium
m/s
160 320 4,42
200 320 2,83
250 320 1,81
square tube
( L x H)
airflow
m
3
/h
speed medium
m/s
140 140 320 4,54
180 180 320 2,74
220 220 320 1,84
rectangular tube
(LxH)
airflow
m
3
/h
speed medium
m/s
250 80 320 4,44
300 100 320 2,96
400 120 320 1,85
Maximum flow
Speed setting Airflow m
3
/h
W3 125
W4 150
W5 210
W6 270
W7 320
Setting values from keyboard (par. 1.12)
See menu : Operation parameter