Electromagnetic compatibility (EMC) - Part 2-4: Environment; Compatibility levels in industrial plants for low-frequency conducted disturbances (IEC 61000-2-4:2002); German version EN 61000-2-4:2002
电磁兼容性(EMC).第2-4部分:环境;工业装置中低频传导干扰的兼容性水平(IEC 61000-2-4-2002);德文版EN 61000-2-4:2002