The invention discloses a novel intelligent isolation circuit breaker. The novel intelligent isolation circuit breaker comprises an isolation circuit breaker, a current transformer, a voltage transformer, a total controller module, a positioning module, a data acquisition module, a data expansion module, a metering module, a monitoring module, a protection module and a decision module; the currenttransformer samples and uploads a current signal of the isolation circuit breaker; the voltage transformer samples and uploads the voltage signal of the isolation circuit breaker; the positioning module obtains and uploads the position information of the isolation circuit breaker; the data acquisition module collects and uploads data; the data expansion module extends the interface and obtains and uploads the data; the metering module is used for metering and uploading; the monitoring module is used for monitoring and uploading; the protection module generates and uploads a protection signal;and the decision module makes decision and uploads the decision. The intelligent isolation circuit breaker is more concise, more compact, more miniaturized, high in reliability, good in intelligence,higher in functions more intelligent and higher in expandability.