IEC 61869-1: Instrument Transformers - Part 1: General Requirements
You can download the IEC 61869-1 standard in PDF format from various online sources. However, be aware that some sources may not provide a free or legitimate copy of the standard. Here are a few options: iec 61869-1 pdf free download
IEC 61869-1:2023 Sample: You can view a free multi-page sample of the latest 2023 version on iTeh Standards, which includes the table of contents and scope. IEC 61869-1: Instrument Transformers - Part 1: General
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Conclusion
: Hosts various versions, such as the 2007 edition, which can be viewed online with a subscription or free trial.
Modular Application: This standard does not stand alone; it provides the core principles—such as insulation levels, temperature rise limits, and electromagnetic compatibility—that must be paired with specific "Additional Requirements" documents (like Part 2 for current transformers or Part 3 for inductive voltage transformers).