Defines normal and special operation environments, including temperature, altitude, and vibration.
: Covers mechanical requirements like earthing of equipment, gas tightness for gas-insulated units, and requirements for solid materials.
: Applies to equipment for applications with a nominal voltage >1.5 kV DC iTeh Standards ⚙️ Key Technical Requirements
The standard IEC 61869-1 serves as the foundational "Product Family" document for all instrument transformers. It establishes general requirements that must be met by every type of transformer—such as current, voltage, or combined units—before specific requirements from other parts of the IEC 61869 series are applied. iTeh Standards 📄 Standard Overview Official Title : Instrument Transformers – Part 1: General Requirements. Latest Edition
If you are looking for (not a specific PDF), here is a brief review of the standard:
