IEC 60204-1: Safety of machinery - Electrical equipment of machines

16 - Marking, warning signs and reference designations

Last update 01/12/2021

Chapter 16 of the Standard details marking, warning signs and reference designations to be place on the electrical equipment. 

In general, all enclosures that do not otherwise clearly show that they contain electrical equipment that can give rise to a risk of electric shock shall be marked with the graphical symbol: