高频相差保护闭锁角整定问题的研究

A Study on the Setting Problems of Lock Angle in High Frequency Phase Differential Protection Devices

对高频相差保护装置调试中存在的闭锁角签定问题进行了分析和研究，并提出了正确的试验和调试方法。

This paper analyzes and studies the setting problems of lock angle in high frequency phase-differential protection devices,and proposes the proper testing and adjusting methods.