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Central ventilation unit –
KWL 170 W/W ET
Installation and Operating Instructions
EN
EN
20
Determine system characteristic curves for supply and extract air:
1. Install pressure measuring connectors in the unit supply, extract, exhaust and intake air ducts (see Fig. 32).
ⓘ
Ensure approx.
20 cm
straight settling section up to the measuring connectors
!
V· m
3
/h
D
p
f a
Pa
Characteristic curve KWL 170 W
Supply air
Fig. 28
â
10
%
ê
20
%
ô
30
%
û
40
%
á
50
%
é
60
%
ó
70
%
ú
80
%
à
90
%
è
100
%
é
â
û
ê
á
ó
ú
à
è
ô
V· m
3
/h
D
p
f a
Pa
Characteristic curve KWL 170 W
Fig. 29
Extract air
â
10
%
ê
20
%
ô
30
%
û
40
%
á
50
%
é
60
%
ó
70
%
ú
80
%
à
90
%
è
100
%
â
û
ê
á
ó
ú
à
é
è
ô
V· m
3
/h
D
p
f a
Pa
Characteristic curve KWL 170 W ET
Supply air
Fig. 30
â
10
%
ê
20
%
ô
30
%
û
40
%
á
50
%
é
60
%
ó
70
%
ú
80
%
à
90
%
è
100
%
é
â
û
ê
á
ó
ú
à
ô
è
V· m
3
/h
D
p
f a
Pa
Characteristic curve KWL 170 W ET
Fig. 31
Extract air
â
10
%
ê
20
%
ô
30
%
û
40
%
á
50
%
é
60
%
ó
70
%
ú
80
%
à
90
%
è
100
%
â
û
ê
á
ó
ú
à
ô
è
é
Fig. 32
Exhaust
Supply
Extract
Intake
Measuring
device
Measuring
device
Summary of Contents for KWL 170 W
Page 33: ...Zentrales Lüftungsgerät KWL 170 W W ET Montage und Betriebsvorschrift DE 32 ...
Page 65: ...Central ventilation unit KWL 170 W W ET Installation and Operating Instructions EN 32 ...
Page 97: ...Unité de ventilation centrale KWL 170 W W ET Notice de montage et d utilisation FR 32 ...
Page 98: ...Unité de ventilation centrale KWL 170 W W ET Notice de montage et d utilisation FR 33 ...
Page 99: ...Unité de ventilation centrale KWL 170 W W ET Notice de montage et d utilisation FR 34 ...