Protection class II
Electrical appliances in
protection class II are
electrical appliances that
permanently have double
and/or reinforced insula-
tion and do not have the
option of connecting a
protective earth.
Symbol for direct current
(DC)
Symbol for alternating
current (AC)
Polarity marking
Symbol denoting the po-
larity of the DC connector
(according to IEC 60417).
On appliances carrying
this marking, the positive
pole is on the inside and
the negative pole is on
the outside.
Do not use the mains
adapter if the plug or the
plug contacts are dam-
aged.
Symbol for electrical
S
switched-mode power
supply
Symbol for transformer
(short-circuit proof )
Energy efficiency level VI
Energy efficiency levels
are used to describe the
efficiency levels of inter-
nal and external power
supply units. Energy effi-
ciency is sub-divided into
a number of categories,
where Level VI is the most
efficient.
Suitable for indoor use
only.
IP20
The mains adapter offers
protection class IP20 in
compliance with DIN EN
60529. This means:
The mains adapter is pro-
tected:
•
against access to
hazardous parts by
fingers.
•
against intrusion of
solid foreign objects
with a diameter of 12.5
mm or larger.
The mains adapter is not
waterproof.
Only use the charging
station provided.
Only use the mains
adapter provided
Lithium batteries or re-
chargeable batteries are
included in the packaging
and/or the appliance.
Ta=35°
The mains adapter can be
used at ambient tempera-
tures of up to 35°C.
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