Graphical symbols for use on equipment
and their descriptions
Symbol
Explanation
Symbol
Explanation
Alternating current
(A.C.)
Class
P
equipment
(equipment in which
protection against
electric shock relies on
Double Insulation or
Reinforced Insulation)
Direct current (D.C.)
“ON” (power)
Protective earth
“OFF” (power)
Protective bonding
earth
Stand-by (power)
Functional earth
“ON”/“OFF” (power;
push-push)
For indoor use only
Caution, risk of electric
shock
4
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Introduction
PNQX8877ZA_0115_ver101.pdf 4
2019/01/15 17:09:23
