
Electrical installations of buildings Part 5: Selection and erection of electrical equipment - Chapter 53: Switchgear and controlgear
出版:International Electrotechnical Committee

专家解读视频
Contains general data for selection and erection of switchgear and controlgear. It covers devices for protection against indirect contact by automatic disconnection of supply, devices for protection against overcurrent and information about coordination of various protective devices. This second edition is renumbered to fall in line with Part 4 of IEC 60364.