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The duct components are screwed as follows,
-
each at a distance of 120 mm from the corner
additional number of screws see Table 3 and Figure 67.
-
6.3.1
Insulation of fresh air damper
Before connecting the duct section, the flange of the fresh air damper must be insulated in the
course of the fresh air duct insulation on site. This action is urgently required to prevent the for-
mation of condensation by heat transfer.
If fresh air dampers are not integrated in the AHU casing, then also the damper frame must be insu-
lated.
V07-19.0
Length or width
< 915
>= 915
<= 1220
>= 1372,5
<= 1830
>= 1982,5
<= 2592,5
> 2745
<= 3202,5
>= 3355
<= 3660
> 3812,5
<= 3965
Table 3: Information on the screw distances
Figure 67: Information on the screw distance
Additional number of
screws
0
2
3
4
5
6
7
41/115
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