13.5 Symbols
Symbol
Designation
Protection class I
Operation with protective
earth conductor
Protection class II
Operation with protective
insulation
Protection class III
Operation with safety
extra low voltage (SELV)
EPA
Suitable for the electro-
statically protected area
(EPA)
Suitable for mounting
on normally inflammable
surfaces
CE conformity mark
Disposal in accordance
with the European WEEE
Directive
Tab. 8: Symbols.