LL－11（12）型过流继电器误动原因分析

摘要

对L L －11（12）型过流继电器误动原因进行了较为全面、系统的理性分析，事实证明对其换新的举措是正确的，对同行有借鉴意义，通过快速瞬变试验可有效防其热态误动。%For LL - 11 (12) type of overcurrent relay maloperation causes the relatively comprehensive and sys‐tematic rational analysis ,proved the change new measures are correct ,has reference significance to the peers , through transient test can effectively prevent the hot misoperation .