Danfoss Holip HLP-C+ Series Instructions Manual page 9

● The inverter can only be used at the places accredited by
our company. Any unauthorized working environment may
have the risks of fire, gas explosion, electric shock and other
incidents.
● Install a cooling fan or other cooling device when installing
more than one inverters in the same enclosure so that the
temperature inside the enclosure be kept below 40 ℃ to
avoid overheat or the risk of fire. .
● Be sure to turn off the power supply before dissembling or
assembling the operation keyboard and fxing the front cover
to avoid bad contact causing faults or non-display of the
operator.
● Do not install the inverter in a space with explosive gas to
avoid the risk of explosion.
Inverter
● If the inverter is used at or above 1000m above seal level,
the cooling efficiency will be worse, so please run it by
changing down.
● Do not install any contactor and other components of related
capacitor o varistor on the output side of the inverter.
Otherwise it will cause malfunctions and damages of
components of the inverter.
● Do not install any switching component like air breaker
or contactor on the output side of the inverter. If any of
such components must be installed because of process
and other needs, it must be ensured that the inverter has
no output when the switch takes actions. In addition, it is
forbidden to install any for improvement of power factors
or varistors against thunder on the output side. Otherwise it
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