Identification of equipment terminals and of terminations of certain designated conductors, including general rules of an alphanumeric system (IEC 60445:1988); german version EN 60445:1990
Preparation of documents used in electrotechnology - Part 1: General requirements; Amendment A2 (IEC 61082-1:1991/A2:1996); German version EN 61082-1:1993/A2:1996— 11 стр.
Industrial systems, installations and equipment and industrial products - Structuring principles and reference designations - Part 1: Basic rules (IEC 61346-1:1996); German version EN 61346-1:1996— 37 стр.
Industrial systems, installations and equipment and industrial products - Identification of terminals within a system (IEC 61666:1997); German version EN 61666:1997— 10 стр.
Structuring principles for technical products and technical product documentation - Part 10: Power plants; examples for use on designation blocks— 19 стр.
Structuring principles for technical products and technical product documentation - Part 2: Letter codes - Main classes and subclasses of objects according to their purpose or task— 59 стр.