Design of graphical symbols for use in the technical documentation of products - Part 3: Classification of connect nodes, networks and their encoding— 17 стр.
Design of graphical symbols for use in the technical documentation of products - Part 2: Specification for graphical symbols in a computer sensible form including graphical symbols for a reference library, and requirements for their interchange— 148 стр.
Industrial systems, installations and equipment and industrial products - Structuring principles and reference designations - Part 2: Classification of objects and codes for classes— 84 стр.
Standard data element types with associated classification scheme for electric components - Part 4: IEC reference collection of standard data element types and component classes— 391 стр.