Extract air valve for wall and ceiling mounting
Flow rate up to 45 m
3
/h
A
Valve cone position [mm]
1.
Determine the width of the air inlet
using the intended flow rate and the
specified pressure drop from the
following diagram.
2.
Adjust the air inlet in accordance
with the calculated aperture width.
A
Valve cone position [mm] with
nominal width DN 100
3.
Record the actual value in the com-
missioning report.
Example:
Internal diameter of the extract aper-
ture: DN 100
Calculate the valve cone position at a
pressure drop of
Δ
p
s
= 30 Pa:
Air flow rate (acc.
to design):
q
v
= 43 m
3
/h
Valve cone posi-
tion:
+6 mm
Further details regarding the individual steps
(cont.)
17
Commissioning, inspection, maintenance
5692
762
GB
Summary of Contents for VITOVENT 300
Page 44: ...Version 180 m3 h Parts list cont 44 Parts list 5692 762 GB...
Page 46: ...Version 300 and 400 m3 h Parts list cont 46 Parts list 5692 762 GB...
Page 47: ...List of control parameters 47 Commissioning service reports 5692 762 GB...
Page 48: ...Commissioning report example 48 Commissioning service reports 5692 762 GB...
