... 保护接地导体protective earthing conductor 保护连接protective bonding 外壳enclosure ...
基于44个网页-相关网页
环形保护接地导体 ring protective earth conductor
以及保护接地导体电流 protective earth conductor current
保护接地中性导体 protective and neutral conductor
所以保护接地导体是不用测试的。
PROTECTIVE EARTHING CONDUCTORS are considered to comply without test.
建筑物的电气设施。第5 - 54部分：电气设备的选择和安装。接地措施保护导体和保护跨接线。
Electrical installations of buildings - part 5-54: selection and erection of electrical equipment; earthing arrangements, protective conductors and protective bonding conductors.
应用推荐