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Packaging material label regarding waste separation. Label includes
abbreviations (a) and numbers (b) with the following meaning: 1–7:
plastics/20–22: paper and cardboard/80–98: composite materials.
Dispose of the device in compliance with environmental regulations (see
chapter entitled "Disposal").
Follow the instructions in the user manual!
Protection class II
Electrical devices in protection class II are devices that have double
and/or reinforced insulation throughout, and do not have an option
for connecting a protective earth. The housing of an electrical device in
protection class II, with surrounding insulating material, might either form
all of the additional or reinforced insulation, or part of it.
Indoor use
Devices with this symbol are intended solely for indoor use.
Polarity markings
Symbol denoting the polarity of the DC connector (according to IEC
60417).
On devices carrying this marking, positive is on the inside and negative
on the outside.
Energy efficiency level VI
Energy efficiency levels are used to describe the efficiency levels of in-
ternal and external power supply units. Energy efficiency is sub-divided
into a number of categories, where Level VI is the most efficient.
Switched-mode electrical power supply
S
A switched-mode power supply converts an unstable input voltage to a
constant output voltage.
Transformer – short circuit-proof
A transformer in which the temperature does not exceed specified limits
if the transformer is overloaded or short-circuited and which continues
to meet all the requirements specified in the standard once the overload
or short circuit has been rectified.
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