摘要
介绍了起重机械接地系统的特点,强调了接地的重要性。根据第2版起重机械定期检验规则的要求,阐述了起重机电气设备接地和金属结构接地的检验方法,并简要介绍了接地电阻的正确测量方法。
The paper introduces the characteristics of protective earthing of cranes and emphasizes the importance of the protective earthing. According to the 2rid edition of regulation for periodic inspection of lifting appliances.It also expounds the detecting method of the crane electric equipment and metal structure protective earthing and briefly describes the measuring method of the earth con- ductor resistance.
出处
《机械制造与自动化》
2013年第4期92-94,100,共4页
Machine Building & Automation
关键词
起重机械
接地电阻
重复接地
检验
crane
protective earthing
earth conductor resistance
Iterative earth
inspection
