Operational limits (typically up to 1000 meters above sea level) before derating factors apply.
applies to new inductive VTs used with measuring instruments and protective devices at frequencies from 15 Hz to 100 Hz. This standard also supersedes the previous IEC 60044-2.
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If you can tell me what (e.g., high voltage switchgear, metering) or transformer type you are working on, I can help you find more relevant details and related standards. Share public link
This article is for informational purposes. The author does not host or distribute copyrighted PDFs. Always purchase standards from official distributors to ensure compliance with copyright laws and accuracy of technical data. Operational limits (typically up to 1000 meters above
Don’t risk your protection schemes or metering accuracy on a random “IEC 61869 PDF” from an unknown source. The best PDF is the — because instrument transformers are too critical to guess.
┌────────────────────────────────────────────────────────┐ │ IEC 61869-1 (Part 1) │ │ General Requirements (Product-Family Level) │ └───────────────────────────┬────────────────────────────┘ │ Complements & Reads In Conjunction With: │ ┌───────────────────────────┴────────────────────────────┐ │ Specific Product Parts (e.g., Parts 2, 3, 5...) │ │ - Part 2: Additional Requirements for CTs │ │ - Part 3: Additional Requirements for Inductive VTs │ └────────────────────────────────────────────────────────┘ To help point you toward the exact document
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