电子式互感器现场误差测试及问题分析

Measurement and problem analysis of the on-site error for electronic transformer

电子式互感器是数字化变电站的关键设备,电子式互感器的现场误差测试是数字化变电站验收的重要内容。本文介绍了电子式互感器现场误差测试的方法,总结了电子式互感器现场误差测试中存在的诸多问题,并提出了相应的整改措施和建议,对电子式互感器的推广应用起到一定的参考价值。

Electronic transformer was the key equipment of digital substation. On-site error measurement for electronic transformer was an important project in the check of digital substation. This paper introduced processes of on-site error measurement for electronic transformer, summarized a series of problems in the measurement, and suggested some corresponding corrective measures and advices, which provided reference for extension and application of electronic transformers.