223
No. Symbol Approved Standards Description
3 IEC60417
No.5009
Standby
To identify the switch or switch position
by means of which part of the equipment
is switched on in order to bring it into the
standby condition.
4 ISO7000
No.0434B
IEC3864-B3.1
Caution
To identify general caution when using
the product.
5 IEC60417
No.5041
Caution, hot surface
To indicate that the marked item can be
hot and should not be touched without
taking care.
6 IEC60417
No.6042
ISO3864-B3.6
Caution, risk of electric shock
To identify equipment that has risk of
electric shock.
7 IEC60417
No.5957
For indoor use only
To identify electrical equipment designed
primarily for indoor use.
8 IEC60417
No.5926
Polarity of DC power connector
To identify the positive and negative
connections (the polarity) on a piece of
equipment to which a DC power supply
may be connected.
9 — Same an No. 8
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