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No.
Symbol
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7
8
9
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11
Approved Standards
Description
IEC60417
Caution, risk of electric shock
No.6042
To identify equipment that has risk of
electric shock.
ISO3864-B3.6
IEC60417
For indoor use only
No.5957
To identify electrical equipment designed
primarily for indoor use.
IEC60417
Polarity of DC power connector
No.5926
To identify the positive and negative
connections (the polarity) on a piece of
equipment to which a DC power supply
may be connected.
IEC60417
Battery, general
No.5001B
On battery powered equipment. To
identify a device for instance a cover for
the battery compartment, or the
connector terminals.
IEC60417
Positioning of cell
No.5002
To identify the battery holder itself and to
identify the positioning of the cell(s)
inside the battery holder.
IEC60417
Protective earth
No.5019
To identify any terminal which is intended
for connection to an external conductor
for protection against electric shock in
case of a fault, or the terminal of a
protective earth electrode.
151
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