Environmental conditions
Temperatures
Humidity
(non-condensing)
.
16.1. Symbols on the type plate and
power pack
Protection class II
Electrical devices in protection class II are
appliances that have double and/or rein-
forced insulation throughout, and do not
have the option of connecting a protec-
tive earth. The housing of an electrical de-
vice in protection class II, with surround-
ing insulating material, may 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.
In operation: 10°C to +35°C
Not in operation: 0°C ~
+40°C
In operation: < 80%
Not in operation: < 90%
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