29
EN
7.1 Intended use
Use the Troll Comfort DuoFern only for connecting
and controlling a tubular motor for roller shutters, Venetian blinds and
slats as well as for electrical appliances within the permissible load
limits, see page 23, Technical specifications.
The Troll Comfort DuoFern is suitable for switching the mains voltage
and extra-low voltage (ELV) with basic insulation.
Operating conditions
◆
The tubular motor must be fitted with a mechanical or electronic
end position switch.
◆
Only operate the Troll Comfort DuoFern in dry rooms
◆
A 230 V/50 Hz power supply, together with a site-provided discon-
necting device (fuse), must be available at the installation location
◆
The installation and operation of radio systems is only permitted
for systems and devices where a malfunction in the transmitter or
receiver would
not cause a danger to persons or property or where this risk is
already covered by other
safety equipment.
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Radio systems that transmit on the same frequency can
cause interference.
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