IEC 60606 is an international standard that provides guidelines for the preparation of documents, including technical documentation, user manuals, and other types of written materials. The standard is titled "Preparation of documents used for examination and testing of electrical installations – Part 1: Rules for the presentation of documents." The standard provides a framework for creating clear, concise, and consistent documents that are easy to understand and use.
: How to specify variations in the transformer’s voltage ratio. Iec 60606 Pdf