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从分析住宅内电气火灾的发生频率和分布情况出发,并对比IEC—TC64的标准和其它国家情况,提出每幢住宅的总电源进线断路器不一定要具有rcd功能
Starting from the analysis of the frequency and distribution of electrical fires in residential buildings and comparing with the standards of IEC-TC64 and other countries, it is suggested that the total power incoming circuit breakers of each house need not have rcd function