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
Important Information
HNH200_for_US_en-CA_(en_en)_0426_ver.003.pdf 4
2016/04/26 13:54:34