起重机电气安全保护(接地)技术存在的共性问题的分析

Analysis of generelity problem existing in electro-safety protection technique of crane

指出了起重机电气安全保护存在的问题 ,分析了其原因 ,提出了改进措施。

The problems existing in eletrosafety protection of crane are pointed out and the reasons are analysed and the improving measures are put forward.