基于电力通信协议的智能剩余电流动作断路器，带存储功能，及欠过压保护功能与一体，有突变电流检测，和根据季节漏电情况，智能调整剩余电流动作值的功能.-Smart power communication protocols residual current operated circuit breaker, with storage capabilities, and under-voltage protection function and one mutation current detectio