Failure analyzing and detecting system for cable accessories

The invention discloses a failure analyzing and detecting system for cable accessories. The failure analyzing and detecting system comprises a signal acquisition module and a signal processing module, wherein the signal acquisition module is used for acquiring a local discharge signal of a failure point of the cable accessories and converting the local discharge signal into a digital signal for output; the signal processing module is used for receiving the digital signal output by the signal acquisition module, analyzing and processing the digital signal and judging the failure information of the cable accessories according to a processing result, and the failure information comprises at least one of the type, size and location of the failure. The failure analyzing and detecting system not only can detect whether the cable accessories have defects or not but also can judge the type and size of the failure, the analysis result of the cable accessories is perfected, and the using safety of the cable accessories is improved.