Low-voltage electrical installations - Part 5-53: Selection and erection of electrical equipment - Isolation, switching and control - Clause 534: Devices for protection against overvoltages (IEC 60364-5-53:2001/A1:2002 (Clause 534), modified); German implementation HD 60364-5-534:2008
低压电气装置第5-53部分:电气设备的选择和安装隔离开关和控制第534条:过压保护装置;德国实施HD 60364-5-534:2008