English
Definition of installation categories according to excerpts from the
IEC 61010-1, IEC 60364 and IEC 60664-1 standards:
CAT II: Power supply circuits for household appliances or equivalent
appliances that can be subject to average transitory power surges.
Example: household appliances and portable electric tools
CAT III: Power supply circuits for appliances or equivalent appliances
that can be subject to transitory power surges of a high value.
Example: power supply to industrial machines or appliances.
CAT IV: Circuits that can be subject to very high transitory power
surges.
Example: power supply inputs.
1.3 Symbols
Danger hazard:
The operator undertakes to consult these instructions
each time this danger hazard symbol is encountered.
9 V Battery
The CE marking certifies compliance with European
directives.
Double or strengthened insulation
In the European Union, this product is the subject of
selective waste sorting for the recycling of electric and
electronic equipment in compliance with the Directive
WEEE 2002/96/EC:
AC - Alternating current
Fuse
CBF01
13