This Part in GB/T 5465 specifies graphical symbols for use on electrical equipment, and their names, definition and applicable scope.
The graphic symbol involved in this part are applicable to:
——Labeling equipment and its components (like controller or display);
——Indicating functional state or function (like "On", "Off" and "Warning");
——Labeling connection (like terminal and joint);
——Providing package information (like labeling on packaging, and handling note);
——Providing the operation instruction of equipment (like operating restrictions).
The graphic symbols involved in this part are not applicable to:
——Safety labeling;
——Public information;
——Drawing and sketch drawing;
——Technical document of product.