Installation
Air Center Control – 6720892132 (2021/10)
14
3
Installation
WARNING
Danger to life through electric shock!
Before installing the product:
▶ disconnect the outdoor units, indoor units and all other
BUS nodes from the supply voltage across all poles, and
check they are safely isolated from the supply.
3.1
Preparations before installation
The central controller is installed separately and is designed for
wall-mounted installation on a flat wall.
3.1.1 Installation site
▶ Do not install central controller more than 2000 m above
sea level.
▶ Only install central controller inside buildings (not outside).
▶ Install central controller in a well-ventilated location.
▶ Do not install the central controller in damp areas.
▶ Exclude electrically conductive dirt deposits at the
installation site (pollution degree 2).
▶ Do not install the central controller near heat sources/
heating systems and protect it from direct solar irradiation,
etc.
▶ Air vents must not be covered.
3.1.2 Use cable feed (optional)
The supplied cable feed is required for the installation with
cable conduit. The inserts for the cable feed are required to be
used in these cases only.
If the central controller is used without an expansion board, an
insert must only be replaced by a cable feed.
If an expansion board is used, both cable feeds are required. In
each case both openings must be equipped with an insert or
cable feed. None of the openings should remain empty.
▶ Remove existing inserts.
▶ Insert cable feed (scope of delivery).
▶ Attach cable feed insert to the floor plate.
Fig. 10
Use cable feed
▶ Once fed through, cables can be fixed with cable ties to the
tabs below the cable feeds.
3.1.3 Inserting expansion card AC EXP (optional)
The expansion card AC EXP and corresponding cover are not
included in the scope of delivery of the central controller.
▶ Inserting expansion card.
Fig. 11
Inserting expansion card
CAUTION
Material damage due to overtightened screws!
Components on the underside of the board could be damaged.
▶
Do not tighten the screws too tight, and only tighten
when the cover is fitted
.
0010025057-001
