22
EN
ELECTRICAL CONNECTION
Installation
Louver control
Control of louver opening can be managed:
1. Manually (standard configuration)
2. Automatically: during installation, automatic louver opera-
tion can be set up by connecting the special motor power
supply cables available on the unit (accessible through
the grill opening) to the main terminal block in the electri-
cal box (see Fig.
1
,
2
,
3
)
Automatic louver control:
- With the unit off (control OFF) the louvers are closed.
- With the unit operating (control ON), the louvers are auto-
matically positioned 87° from the horizontal axis.
The louvers return to the starting position (louvers closed)
when the unit is switched off (control OFF).
1
2
3
