最近,在湖北省一轻局举办的劳动保护干部培训班上,我们发现有些厂矿企业的安技人员,对电气设备保护接地或保护接零的概念不够清楚。如某厂的铸造车间,在一段时期内,电气设备呈现带电现象,一直未能查出原因。安技人员以为是电线绝缘不好造成漏电现象,曾将车间内的电线全部更新, Recently, at a labor protection cadre training class organized by a bureau in Hubei Province, we found that some safety and technical personnel of factories and mines are not sufficiently aware of the concept of protective earthing or protection of electrical equipment. Such as a factory foundry, over a period of time, the electrical equipment was charged, has been unable to find out why. Safety and technical personnel think it is caused by poor insulation wire leakage phenomenon, the workshop had all the wires updated,