BS IEC/IEEE 61869-21:2025 Instrument Transformers: Uncertainty Evaluation in the Accuracy Test

Introducing the BS IEC/IEEE 61869-21:2025, a comprehensive standard that sets the benchmark for evaluating uncertainty in the accuracy tests of instrument transformers. This essential document is a must-have for professionals in the field of electrical engineering, providing a detailed framework for ensuring precision and reliability in transformer testing.

Key Features

• Standard Number: BS IEC/IEEE 61869-21:2025
• Pages: 46
• Release Date: December 18, 2025
• ISBN: 978 0 539 28396 9
• Status: Standard

Why Choose This Standard?

The BS IEC/IEEE 61869-21:2025 standard is meticulously crafted to address the complexities involved in the accuracy testing of instrument transformers. It provides a robust methodology for uncertainty evaluation, ensuring that your testing processes meet the highest standards of precision and reliability. This standard is indispensable for professionals who demand accuracy and consistency in their testing procedures.

Comprehensive Coverage

With 46 pages of in-depth content, this standard offers a thorough exploration of the principles and practices involved in uncertainty evaluation. It covers a wide range of topics, including:

• Fundamental concepts of uncertainty in measurement
• Detailed procedures for conducting accuracy tests
• Guidelines for interpreting test results
• Best practices for minimizing uncertainty

Expertly Developed

Developed by leading experts in the field, the BS IEC/IEEE 61869-21:2025 standard reflects the latest advancements in transformer testing technology. It is designed to be both practical and accessible, providing clear guidance that can be easily implemented in real-world testing scenarios.

Benefits of Implementing This Standard

By adopting the BS IEC/IEEE 61869-21:2025 standard, you can achieve several key benefits:

• Enhanced Accuracy: Ensure that your instrument transformers are tested with the highest level of precision, reducing the risk of errors and improving overall performance.
• Increased Confidence: Gain confidence in your testing results, knowing that they are backed by a rigorous and internationally recognized standard.
• Improved Efficiency: Streamline your testing processes with clear guidelines and best practices, saving time and resources.
• Regulatory Compliance: Meet industry regulations and standards, ensuring that your testing procedures are compliant with the latest requirements.

Who Should Use This Standard?

The BS IEC/IEEE 61869-21:2025 standard is ideal for a wide range of professionals, including:

• Electrical engineers and technicians involved in transformer testing
• Quality assurance professionals seeking to enhance testing accuracy
• Regulatory bodies and compliance officers
• Academic researchers and students in the field of electrical engineering

Conclusion

The BS IEC/IEEE 61869-21:2025 standard is an invaluable resource for anyone involved in the testing of instrument transformers. Its comprehensive coverage, expert development, and practical guidance make it an essential tool for ensuring accuracy and reliability in your testing processes. By implementing this standard, you can achieve greater precision, confidence, and efficiency in your work, while also ensuring compliance with the latest industry regulations.

BS IEC/IEEE 61869-21:2025

• 17.220.20 Measurement of electrical and magnetic quantities