7
•
Install the appliance so that the impeller is
i
naccessible from the air outlet side as verified by
c
ontact with the Test Finger, in compliance with the
current safety regulations. If this is not possible, the
relevant protection accessory must be installed.
•
The appliance must be
installed by a professionally
qualified electrician.
• The electrical system to which
the product is connected must
be in compliance with
applicable regulations.
• An omnipolar switch with a
contact opening distance of 3
mm or higher should be
provided for installation,
enabling complete
disconnection under
overvoltage category III
conditions.
• Products equipped with single-
phase wiring (M) engines
ALWAYS require connection to
220-240V (or only 230V where
required) single-phase lines.
Any kind of modification shall
be considered as product
tampering and shall nullify the
relative warranty.
Duct and window - wall fan
units
Precautions must be taken to
prevent gas coming from the gas
flue pipe or from other fuel
combustion units from entering
into the room.
Window - wall fan units
Fans have been designed to be
mounted on windows or external
walls.
Ceiling agitator fans -
fans/aspirators
Fans must be installed in such a
way that the blades or impellers
are positioned more than 2.3 m
over the floor level.
•
The power-source data must be consistent with
t
he electrical data shown on the name plate A.
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