浅析RCS-931A和PSL-602保护的运行配合

Brief analysis of working cooperation between the relay protection RCS-931A and PSL-602

RCS-931A和PSL-602保护是220kV线路双微机保护的典型配置。本文主要从二次回路上对RCS-931A和PSL-602保护应用于盐都变220kV系统时的运行配合关系进行了分析探讨,并根据其回路特点指出了它们的运行操作要点,使运行人员能够通过回路来加深对操作的理解以及便于事故的分析。

RCS-931A and PSL-602 is a pair of typical configuration of microcomputer relay protection in 220kV transmission line.This articlc mainly analyses and discusses the working cooperation between RCS-931A and PSL-602 when used in 220kV electric system in Yandu substation.Moreover, according to the circuit feature of the both protecnon, it advances some key points about working and operation, so that the workers can deepen their comprehension to work through the circuit, and also it would make the fault analysis easy.