Draft Document - Low-voltage switchgear and controlgear - Part 5-3: Control circuit devices and switching elements - Requirements for proximity devices with defined behaviour under fault conditions (PDDB) (IEC 60947-5-3:2013); German version EN 60947-5-3:2013
文件草案-低压开关设备和控制设备-第5-3部分:控制电路设备和开关元件-故障条件下具有规定行为的接近设备(PDDB)的要求(IEC 60947-5-3-2013);德文版EN 60947-5-3:2013