标准摘要
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 364.
英文名称Electrical installations of buildings - Part 5: Selection and erection of electrical equipment - Chapter 53: Switchgear and controlgear