smc The sealed electrical structure of the cable branch box and the application of the grounding tool for electrical testing
Due to its unique internal design structure, the SMC cable branch box cannot use the more mature electrical and grounding tools used in previous substations and lines, especially the electrical testing work under full insulation and sealing, which has always threatened the safety of maintenance personnel. In recent years, the analysis of the causes of some accidents has shown the importance of strictly following the sequence of safety technical measures. If the previous method is followed, the consequences will be extremely serious in case of wrong line shutdown, sudden power call, equipment live display failure, or basic data error.
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