Introduction 1 Target group This reference manual is intended for the following target groups: Plant manufacturers Industrial control panel builders Machine builders Electrical system planners The information in this manual is intended as an aid to users in practical issues concerning the planning, manufacture and operation of electronic low-voltage switchgear and controlgear assemblies. Typical circuit diagrams and interpretations of standards and directives The typical circuit diagrams and interpretations of standards and directives are not binding and do not claim to be complete regarding configuration, equipment or any other eventuality.
They are not customer-specific solutions, but simply provide assistance with typical tasks. Every user is responsible for the correct operation of the products described. The typical circuit diagrams and interpretations of standards and directives do not relieve you of your responsibility to ensure safe handling when using, installing, operating, and maintaining electrical equipment. By using these typical circuit diagrams and interpretations of standards and directives, you acknowledge that Siemens cannot be held liable for possible damage beyond the scope of the liability outlined above.
We reserve the right to make changes and revisions to these typical circuit diagrams and interpretations of standards and directives without prior announcement. Information about the sources used A few of the tables and texts in this reference manual have been taken from the latest editions of regulations, standards, directives and codes that were valid at the time of preparation of the manual. All users shall always check whether the information quoted from these sources is still up to date and applicable or not. The information in this manual will rarely be sufficient to attain compliance with EU legislation, approval, listing, certification, or authorization.
Detailed knowledge of the corresponding regulations is needed for this. The concepts and terms which appear in the manual are explained in the glossary. Control Panels compliant with IEC Standards and European Directives Reference Manual, 10/2017, A5E38284819002A/RS-AB/002 21