DIN EN 61000-4-30-2009
电磁兼容性(EMC).第4-30部分:试验和测量技术.电能质量测量方法(IEC 61000-4-30-2008).德文版本61000-4-30-2009
Electromagnetic compatibility (EMC) - Part 4-30: Testing and measurement techniques - Power quality measurement methods (IEC 61000-4-30:2008); German version EN 61000-4-30:2009