Instructions

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2. SAFETY INSTRUCTIONS
Symbol meaning
+
-
+
-
Fig. 1
Fig. 2
These symbols indicate the polarity
of the plug for devices with hollow
plugs.
A distinction is made between 2
variants
Fig. 1: Outside plus / inside minus
Fig. 2: Inside plus / outside minus
Devices with this symbol may only
be operated indoors in a dry environ-
ment.
2.1. Explanation of symbols